libitm/ChangeLog

   1 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
   2
   3         * configure: Regenerated.
   4
   5 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
   6
   7         PR jit/85384
   8         * configure: Regenerate.
   9
  10 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
  11
  12         PR target/84148
  13         * configure: Regenerate.
  14
  15 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
  16
  17         Update copyright years.
  18
  19         * libitm.texi: Bump @copying's copyright year.
  20
  21 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
  22
  23         * Makefile.in: Regenerate.
  24         * acinclude.m4: Add enable.m4 and cet.m4.
  25         * config/x86/sjlj.S: Include cet.h.
  26         (_ITM_beginTransaction): Add _CET_ENDBR.
  27         Save Shadow Stack pointer.
  28         (GTM_longjmp): Add _CET_ENDBR. Restore Shadow Stack pointer.
  29         * config/x86/target.h (struct gtm_jmpbuf):
  30         Add new field for Shadow Stack pointer.
  31         * configure: Regenerate.
  32         * configure.ac: Set CET_FLAGS. Update XCFLAGS.
  33         * configure.ac: Update libtool_VERSION for x86.
  34         * testsuite/Makefile.in: Regenerate.
  35
  36 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
  37
  38         * libitm/config/x86/target.h: Add new field (ssp).
  39         * libitm/config/x86/sjlj.S: Change offsets.
  40
  41 2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  42
  43         * testsuite/lib/libitm.exp: Load scanlang.exp.
  44
  45 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
  46
  47         * libitm_i.h (sutrct gtm_thread): Fix typo in comment.
  48
  49 2017-01-21  Jakub Jelinek  <jakub@redhat.com>
  50
  51         PR other/79046
  52         * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
  53         of cat to get version from BASE-VER file.
  54         * testsuite/Makefile.in: Regenerated.
  55
  56 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
  57
  58         * config/x86/target.h (htm_available): Determine vendor from
  59         __get_cpuid_max return.  Use signature_INTEL_ebx.  Cleanup.
  60
  61 2017-01-18  Torvald Riegel  <triegel@redhat.com>
  62
  63         * config/x86/target.h (htm_available): Add check for some processors
  64         on which TSX is broken.
  65
  66 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
  67
  68         PR other/79046
  69         * configure.ac: Add GCC_BASE_VER.
  70         * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
  71         get version from BASE-VER file.
  72         * testsuite/Makefile.in: Regenerated.
  73         * configure: Regenerated.
  74         * Makefile.in: Regenerated.
  75
  76 2017-01-04  Alan Modra  <amodra@gmail.com>
  77
  78         * Makefile.in: Regenerate.
  79         * testsuite/Makefile.in: Regenerate.
  80
  81 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
  82
  83         Update copyright years.
  84
  85         * libitm.texi: Bump @copying's copyright year.
  86
  87 2016-12-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  88
  89         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
  90         * aclocal.m4: Regenerate.
  91         * configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
  92         LIBITM_CHECK_LINKER_HWCAP.
  93
  94 2016-11-15  Matthias Klose  <doko@ubuntu.com>
  95
  96         * configure: Regenerate.
  97
  98 2016-04-19  H.J. Lu  <hongjiu.lu@intel.com>
  99
 100         PR libitm/70456
 101         * util.cc (xmalloc): Use posix_memalign to allocate memory on
 102         on cache line if requested.
 103
 104 2016-03-03  Dominik Vogt  <vogt@linux.vnet.ibm.com>
 105
 106         * config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
 107         function attribute to disable floating point in begin_transaction() on
 108         S/390.
 109         * beginend.cc (begin_transaction): Use
 110         TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
 111
 112 2016-01-22  Torvald Riegel  <triegel@redhat.com>
 113
 114         * beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
 115         boundary.
 116         (htm_fastpath): Remove.
 117         (gtm_thread::begin_transaction): Fix HTM fastpath.
 118         (_ITM_commitTransaction): Adapt.
 119         (_ITM_commitTransactionEH): Adapt.
 120         * libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
 121         and accessors.
 122         * libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
 123         * libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
 124         * libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
 125         * libitm/libitm_i.h (htm_fastpath): Remove declaration.
 126         * libitm/method-serial.cc (htm_mg): Adapt.
 127         (gtm_thread::serialirr_mode): Adapt.
 128         * libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
 129
 130 2016-01-21  Torvald Riegel  <triegel@redhat.com>
 131
 132         * testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
 133         or AIX.
 134
 135 2016-01-19  Richard Henderson  <rth@redhat.com>
 136
 137         PR bootstrap/69343
 138         PR bootstrap/69339
 139         Revert:
 140         2016-01-13  Richard Henderson  <rth@redhat.com>
 141
 142         * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
 143         (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
 144         (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
 145         (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
 146         * configure.ac (ARCH_AARCH64): New conditional.
 147         (ARCH_PPC, ARCH_S390): Likewise.
 148         * Makefile.in, configure: Rebuild.
 149
 150         * libitm.h (_ITM_TYPE_M128): Always define.
 151         * vect64.cc: Split ...
 152         * vect128.cc: ... out of...
 153         * config/x86/x86_sse.cc: ... here.
 154         * config/arm/neon.cc: New file.
 155
 156 2016-01-19  Torvald Riegel  <triegel@redhat.com>
 157
 158         * local_type_traits: Remove file.
 159         * libitm_i.h: Don't include it anymore.
 160         (sized_integral): Remove.
 161
 162 2016-01-16  Torvald Riegel  <triegel@redhat.com>
 163
 164         * method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
 165         safety.
 166         * method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
 167         * libitm/testsuite/libitm.c/priv-1.c: New.
 168
 169 2015-01-15  Torvald Riegel  <triegel@redhat.com>
 170
 171         testsuite/libitm.c++/libstdc++-safeexc.C: New.
 172
 173 2016-01-13  Torvald Riegel  <triegel@redhat.com>
 174
 175         * beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
 176         * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 177         (gtm_rwlock::write_unlock): Likewise.
 178
 179 2016-01-13  Richard Henderson  <rth@redhat.com>
 180
 181         * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
 182         (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
 183         (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
 184         (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
 185         * configure.ac (ARCH_AARCH64): New conditional.
 186         (ARCH_PPC, ARCH_S390): Likewise.
 187         * Makefile.in, configure: Rebuild.
 188
 189         * libitm.h (_ITM_TYPE_M128): Always define.
 190         * vect64.cc: Split ...
 191         * vect128.cc: ... out of...
 192         * config/x86/x86_sse.cc: ... here.
 193         * config/arm/neon.cc: New file.
 194
 195 2016-01-13  Torvald Riegel  <triegel@redhat.com>
 196
 197         * beginend.cc (gtm_thread::trycommit): Fix privatization safety.
 198         * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 199         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 200         * dispatch.h (abi_dispatch::snapshot_most_recent): New.
 201         * method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
 202         * method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
 203         * method-serial.cc (serial_dispatch::snapshot_most_recent): New.
 204         (serialirr_dispatch::snapshot_most_recent): New.
 205         (serialirr_onwrite_dispatch::snapshot_most_recent): New.
 206
 207 2016-01-12  Torvald Riegel  <triegel@redhat.com>
 208
 209         * libitm_i.h (gtm_mask_stack): Remove.
 210         * beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
 211         * stmlock.h: Remove file.
 212         * config/alpha/cacheline.h: Likewise.
 213         * config/generic/cacheline.h: Likewise.
 214         * config/powerpc/cacheline.h: Likewise.
 215         * config/sparc/cacheline.h: Likewise.
 216         * config/x86/cacheline.h: Likewise.
 217
 218 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 219
 220         Update copyright years.
 221
 222         * libitm.texi: Bump @copying's copyright year.
 223
 224 2015-11-26  Torvald Riegel  <triegel@redhat.com>
 225
 226         * method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
 227         (ml_wt_dispatch::pre_write): Adapt.
 228         (ml_wt_dispatch::pre_load): Likewise.
 229
 230 2015-11-22  Torvald Riegel  <triegel@redhat.com>
 231
 232         * libitm_i.h (gtm_alloc_action): Remove union.
 233         * testsuite/libitm.c/alloc-1.c: New.
 234
 235 2015-11-19  Torvald Riegel  <triegel@redhat.com>
 236
 237         * testsuite/libitm.c++/eh-5.C: New.
 238         * libitm.h (_ITM_cxa_free_exception): New.
 239         * libitm.map (_ITM_cxa_free_exception): Add it.
 240         * libitm.texi: Update ABI docs.
 241         * libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
 242         (gtm_transaction_cp::cxa_uncaught_count): Add.
 243         (gtm_thread::cxa_unthrown): Remove.
 244         (gtm_thread::cxa_uncaught_count_ptr): Add.
 245         (gtm_thread::cxa_uncaught_count): Add.
 246         (gtm_thread::drop_references_allocations): Rename to...
 247         (gtm_thread::discard_allocation): ... this and adapt.
 248         (gtm_thread::init_cpp_exceptions): New.
 249         * beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
 250         (gtm_thread::begin_transaction): Likewise.
 251         (gtm_transaction_cp::save): Likewise.
 252         (gtm_thread::trycommit): Likewise.
 253         * eh_cpp.cc: Add overview comments.
 254         (__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
 255         (free_any_exception, _ITM_cxa_free_exception): New.
 256         (gtm_thread::init_cpp_exceptions): Define.
 257         (_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
 258         (_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
 259         (gtm_thread::revert_cpp_exceptions): Likewise.
 260
 261 2015-11-09  Torvald Riegel  <triegel@redhat.com>
 262
 263         * alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
 264         _ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
 265         * libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
 266         * libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz.  Add comments.
 267         (gtm_thread::forget_allocations): New overload with size_t argument.
 268         * alloc.c (gtm_thread::forget_allocation): Define new overload and
 269         adapt existing one.
 270         (gtm_thread::record_allocation): Adapt.
 271         (gtm_thread::commit_allocations_1): Adapt.
 272         (gtm_thread::commit_allocations_2): Adapt.
 273         * testsuite/libitm.c++/newdelete.C: New.
 274
 275 2015-10-27  Daniel Jacobowitz  <dan@codesourcery.com>
 276             Joseph Myers  <joseph@codesourcery.com>
 277             Mark Shinwell  <shinwell@codesourcery.com>
 278             Andrew Stubbs  <ams@codesourcery.com>
 279             Rich Felker <dalias@libc.org>
 280
 281         * config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
 282         GTM_begin_transaction for compatibility with FDPIC.
 283
 284 2015-10-09  David Malcolm  <dmalcolm@redhat.com>
 285
 286         * testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
 287         using load_gcc_lib.
 288
 289 2015-08-20  Gleb Fotengauer-Malinovskiy  <glebfm@altlinux.org>  (tiny change)
 290
 291         PR libitm/61164
 292         * local_atomic (__always_inline): Rename to...
 293         (__libitm_always_inline): ... this.
 294
 295 2015-07-03  Carlos Sánchez de La Lama  <csanchezdll@gmail.com>
 296
 297         PR target/52482
 298         * config/powerpc/sjlj.S: Port to Xcode 2.5.
 299
 300 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 301
 302         * config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
 303         operands "op" and "val" to int.
 304
 305 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 306
 307         * config/linux/sh/futex_bits.h (sys_futex0) Change operands
 308         "op" and "val" to int.
 309
 310 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 311
 312         * config/linux/alpha/futex_bits.h (sys_futex0) Change operands
 313         "op" and "val" to int.
 314
 315 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 316
 317         * config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
 318         Declare as static int.
 319         (FUTEX_PRIVATE_FLAG): Remove L suffix.
 320         * config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
 321
 322 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 323
 324         * config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
 325         sys_futex0 function.
 326
 327 2015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
 328
 329         * Makefile.in: Regenerated with automake-1.11.6.
 330         * aclocal.m4: Likewise.
 331         * configure: Likewise.
 332         * testsuite/Makefile.in: Likewise.
 333
 334 2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>
 335
 336         * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
 337         * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
 338
 339 2015-01-15  H.J. Lu  <hongjiu.lu@intel.com>
 340
 341         PR libitm/64360
 342         * libitm.c/stackundo.c (test2): Make it static.
 343         (test1): Likewise.
 344
 345 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 346
 347         Update copyright years.
 348
 349 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 350
 351         * libitm.texi: Bump @copying's copyright year.
 352
 353 2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 354
 355         * testsuite/lib/libitm.exp: Load target-utils.exp.
 356         Move load of target-supports.exp earlier.
 357
 358 2014-12-03  Uros Bizjak  <ubizjak@gmail.com>
 359
 360         * configure.tgt (x86_64): Tune -m32 multilib to generic.
 361
 362 2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>
 363
 364         PR bootstrap/63784
 365         * configure: Regenerated.
 366
 367 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 368
 369         PR target/63610
 370         * configure: Regenerate.
 371
 372 2014-10-06  Marek Polacek  <polacek@redhat.com>
 373
 374         * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
 375         * testsuite/libitm.c/memset-1.c: Likewise.
 376
 377 2014-07-24  Richard Henderson  <rth@redhat.com>
 378
 379         * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
 380         addressing mode in epilogue.
 381
 382 2014-05-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 383
 384         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
 385         -mclear-hwcap instead.
 386         * configure: Regenerate.
 387         * clearcap.map: Remove.
 388
 389 2014-05-21  John Marino  <gnugcc@marino.st>
 390
 391         * configure.tgt (*-*-dragonfly*): New target.
 392
 393 2014-05-19  Richard Henderson  <rth@redhat.com>
 394
 395         * config/aarch64/sjlj.S: New file.
 396         * config/aarch64/target.h: New file.
 397         * configure.tgt: Enable aarch64.
 398
 399 2014-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 400
 401         * config/generic/asmcfi.h: Also check for
 402         __GCC_HAVE_DWARF2_CFI_ASM.
 403
 404 2013-04-02  Richard Henderson  <rth@redhat.com>
 405
 406         * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
 407         * config/arm/target.h, config/sh/target.h: Likewise.
 408         * config/sparc/target.h, config/x86/target.h: Likewise.
 409
 410 2014-03-26  Jakub Jelinek  <jakub@redhat.com>
 411
 412         * config/linux/futex_bits.h: Include errno.h.
 413         (sys_futex0): If syscall returns -1, return -errno rather than
 414         -1.
 415
 416 2014-03-26  Joseph Myers  <joseph@codesourcery.com>
 417
 418         * libitm.texi (Index): Rename to Library Index.
 419
 420 2014-01-13  H.J. Lu  <hongjiu.lu@intel.com>
 421
 422         PR libitm/53113
 423         * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
 424         (x86_avx.lo): Append -mavx to CXXFLAGS.
 425         * Makefile.in: Regenerate.
 426
 427 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 428
 429         Update copyright years
 430
 431 2014-01-02  Tobias Burnus  <burnus@net-b.de>
 432
 433         * libitm.texi: Bump @copying's copyright year.
 434
 435 2013-11-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 436
 437         * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
 438         (FUNC): Define ELFv2 variant.
 439         (END): Likewise.
 440         (HIDDEN): Likewise.
 441         (CALL): Likewise.
 442         (BASE): Likewise.
 443         (LR_SAVE): Likewise.
 444
 445 2013-09-20  Alan Modra  <amodra@gmail.com>
 446
 447         * configure: Regenerate.
 448
 449 2013-08-30  Torvald Riegel  <triegel@redhat.com>
 450
 451         * config/posix/rwlock.cc: Fix initialization order.
 452
 453 2013-08-30  Torvald Riegel  <triegel@redhat.com>
 454
 455         * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
 456         (htm_fastpath): Assign an asm name.
 457         * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
 458         HTM fast paths.
 459         (_ITM_actions): Likewise.
 460         * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
 461         x86_64.
 462         * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
 463         * config/posix/rwlock.h (gtm_rwlock): Update comments.  Move summary
 464         field to the start of the structure.
 465         * config/linux/rwlock.h (gtm_rwlock): Update comments.
 466         * beginend.cc (gtm_thread::begin_transaction): Add retry policy
 467         handling for custom HTM fast paths.
 468
 469 2013-08-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 470         Revert:
 471         2013-08-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 472
 473         * configure.tgt: Add -msoft-float to XCFLAGS.
 474
 475 2013-08-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 476
 477         * configure.tgt: Add -msoft-float to XCFLAGS.
 478
 479 2013-07-29  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 480
 481         * config/s390/target.h (htm_begin, htm_commit, htm_abort)
 482         (htm_transaction_active): Enable zEC12 instructions in the
 483         assembler.
 484         * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
 485
 486 2013-07-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 487
 488         * acinclude.m4: Add htm asm check for s390.
 489         * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
 490         * configure: Regenerate.
 491         * config/s390/target.h: Remove __HTM__ check.
 492         (htm_available): Call getauxval to get hwcaps and check whether
 493         HTM is available or not.
 494
 495 2013-07-15  Peter Bergner  <bergner@vnet.ibm.com>
 496
 497         * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
 498         * configure.ac: Use it.
 499         (AC_CHECK_HEADERS): Check for sys/auxv.h.
 500         (AC_CHECK_FUNCS): Check for getauxval.
 501         * config.h.in, configure: Rebuild.
 502         * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
 503         * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
 504         (USE_HTM_FASTPATH): Define.
 505         (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
 506         _HTM_RETRIES) New macros.
 507         (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
 508         htm_begin_success, htm_commit, htm_transaction_active): New functions.
 509
 510 2013-06-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 511
 512         * config/s390/target.h: Include htmintrin.h.
 513         (_HTM_ITM_RETRIES): New macro definition.
 514         (htm_available, htm_init, htm_begin, htm_begin_success)
 515         (htm_commit, htm_abort, htm_abort_should_retry): New functions.
 516
 517 2013-06-20  Iain Sandoe  <iain@codesourcery.com>
 518             Cesar Philippidis  <cesar@codesourcery.com>
 519
 520         * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
 521         Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
 522         * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
 523         * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
 524
 525 2013-06-20  Torvald Riegel  <triegel@redhat.com>
 526
 527         * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
 528         (_ITM_getTransactionId): Same.
 529         * config/x86/target.h (htm_transaction_active): New.
 530
 531 2013-06-20  Torvald Riegel  <triegel@redhat.com>
 532
 533         PR libitm/57643
 534         * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
 535         the HTM fastpath.
 536
 537 2013-03-31  Gerald Pfeifer  <gerald@pfeifer.com>
 538
 539         PR bootstrap/56714
 540         * local_atomic (__always_inline): Always define our version.
 541         (__calculate_memory_order): Mark inline.
 542         (atomic_thread_fence): Ditto.
 543         (atomic_signal_fence): Ditto.
 544         (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
 545         (atomic_bool::atomic_flag_clear_explicit): Ditto.
 546         (atomic_bool::atomic_flag_test_and_set): Ditto.
 547         (atomic_bool::atomic_flag_clear): Ditto.
 548
 549 2013-04-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 550
 551         * config/s390/sjlj.S: New file.
 552         * config/s390/target.h: New file.
 553         * configure.tgt: Set options for S/390.
 554
 555 2013-03-23  Andi Kleen  <ak@linux.intel.com>
 556
 557         * local_atomic (__always_inline): Add.
 558         (__calculate_memory_order, atomic_thread_fence,
 559          atomic_signal_fence, test_and_set, clear, store, load,
 560          exchange, compare_exchange_weak, compare_exchange_strong,
 561          fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
 562         Add __always_inline to force inlining.
 563
 564 2013-02-11  Iain Sandoe  <iain@codesourcery.com>
 565             Jack Howarth  <howarth@bromo.med.uc.edu>
 566             Patrick Marlier  <patrick.marlier@gmail.com>
 567
 568         PR libitm/55693
 569         * alloc_cpp.cc: Enable function declarations on darwin.
 570         * eh_cpp.cc: Likewise.
 571
 572 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
 573
 574         Update copyright years.
 575
 576 2012-11-09  Torvald Riegel  <triegel@redhat.com>
 577
 578         * beginend.cc (htm_fastpath): New.
 579         (gtm_thread::begin_transaction, _ITM_commitTransaction,
 580         _ITM_commitTransactionEH): Add HTM fastpath handling.
 581         * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
 582         * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
 583         * config/x86/target.h (htm_available, htm_init, htm_begin_success,
 584         htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
 585         * configure.tgt: Add -mrtm to XCFLAGS.
 586         * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
 587         (gtm_thread::serialirr_mode): Add HTM fastpath handling.
 588         * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
 589         * retry.cc (parse_default_method): Add HTM method parsing.
 590         (gtm_thread::number_of_threads_changed): Use HTM by default if
 591         available.
 592
 593 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
 594
 595         * configure: Regenerate.
 596
 597 2012-10-31  Richard Henderson  <rth@redhat.com>
 598
 599         * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
 600         * configure.ac: Use it.
 601         * config.h.in, configure: Rebuild.
 602         * testsuite/Makefile.in: Rebuild.
 603
 604 2012-10-24  Torvald Riegel  <triegel@redhat.com>
 605
 606         * libitm.texi: Clarify ABI requirements for data-logging functions.
 607
 608 2012-10-24  Torvald Riegel  <triegel@redhat.com>
 609
 610         * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
 611         it requires serial mode instead of assuming that for certain
 612         dispatchs.
 613         * dispatch.h (abi_dispatch::requires_serial): New.
 614         (abi_dispatch::abi_dispatch): Adapt.
 615         * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
 616         * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
 617         * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
 618         serial_dispatch::serial_dispatch,
 619         serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
 620
 621 2012-10-02  Uros Bizjak  <ubizjak@gmail.com>
 622
 623         * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
 624         and ia32 declarations some more.
 625         * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
 626
 627 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
 628
 629         PR other/43620
 630         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
 631         * configure: Regenerate.
 632         * Makefile.in: Regenerate.
 633
 634 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
 635
 636         * configure: Regenerated.
 637
 638 2012-07-31  Uros Bizjak  <ubizjak@gmail.com>
 639
 640         * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
 641
 642 2012-05-21  Patrick Marlier  <patrick.marlier@gmail.com>
 643
 644         * eh_cpp.cc: Fix __cxa_end_catch declaration.
 645
 646 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
 647
 648         * configure: Regenerated.
 649
 650 2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>
 651
 652         PR libitm/52854
 653         * config/x86/target.h (gtm_jmpbuf): Replace long with long long
 654         for x86-64.
 655
 656 2012-04-03  Tristan Gingold  <gingold@adacore.com>
 657
 658         * configure: Regenerate.
 659
 660 2012-03-31  H.J. Lu  <hongjiu.lu@intel.com>
 661
 662         PR bootstrap/52812
 663         * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
 664
 665 2012-03-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
 666
 667         * testsuite/lib/libitm.exp: load fortran-modules.exp
 668
 669 2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 670
 671         * configure.tgt (*-*-irix6*): Remove.
 672
 673 2012-03-13  Torvald Riegel  <triegel@redhat.com>
 674
 675         PR libitm/52526
 676         * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
 677         wake-up.
 678
 679 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 680
 681         * configure.tgt (*-*-osf*): Remove.
 682         * configure: Regenerate.
 683
 684 2012-03-05  Torvald Riegel  <triegel@redhat.com>
 685
 686         * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
 687         memtransfer/memset if size isn't larger than zero.
 688
 689 2012-03-02  Torvald Riegel  <triegel@redhat.com>
 690
 691         * libitm.texi: Link to specification and add a usage example.
 692
 693 2012-02-24  Torvald Riegel  <triegel@redhat.com>
 694
 695         * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
 696         default dispatch for more than 1 thread to ml_wt.
 697
 698 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 699
 700         * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
 701
 702 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 703
 704         * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
 705
 706 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 707
 708         * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
 709         serial mode corner cases made obsolete by prior gtm_rwlock changes.
 710         (gl_wt_dispatch.rollback): Same.
 711
 712 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 713
 714         * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
 715
 716 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 717
 718         * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
 719         for RfW src.  Optimize number of calls to gtm_thr.
 720
 721 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 722
 723         * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
 724         acquisition to ...
 725         * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
 726         (default_dispatch): Make atomic.
 727         (GTM::gtm_thread::set_default_dispatch): Access atomically.
 728         (GTM::gtm_thread::decide_retry_strategy): Access atomically and
 729         use decide_begin_dispatch() if default_dispatch might have changed.
 730         (GTM::gtm_thread::number_of_threads_changed): Initialize
 731         default_dispatch here.
 732
 733 2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
 734             Patrick Marlier  <patrick.marlier@gmail.com>
 735
 736         PR libitm/52220
 737         * alloc_cpp.cc: No dummy definitions for darwin.
 738         * eh_cpp.cc: Likewise.
 739
 740 2012-02-14  Richard Henderson  <rth@redhat.com>
 741
 742         * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
 743
 744 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
 745
 746         * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
 747
 748 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 749
 750         * libitm_i.h (GTM::gtm_rwlog_entry): New.
 751         (GTM::gtm_thread): Add read and write logs.
 752         (GTM::dispatch_ml_wt): Declare.
 753         * retry.cc (parse_default_method): Support ml_wt.
 754         * method-ml.cc: New file.
 755         * Makefile.am: Add method-ml.cc.
 756         * Makefile.in: Regenerate.
 757
 758 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 759
 760         * dispatch.h (GTM::abi_dispatch::supports): New.
 761         (GTM::method_group::reinit): New.
 762         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
 763         (GTM::gtm_thread::number_of_threads_changed): Check that the method
 764         supports the current situation.
 765
 766 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 767
 768         * util.cc (GTM::xcalloc): New.
 769         * common.h (GTM::xcalloc): Declare.
 770
 771 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 772
 773         * config/sparc/target.h (cpu_relax): Read from CC register.
 774         * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
 775
 776 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
 777
 778         * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
 779
 780 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
 781
 782         * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
 783         * config/sparc/cacheline.h: New file.
 784         * config/sparc/target.h: Likewise.
 785         * config/sparc/sjlj.S: Likewise.
 786         * config/linux/sparc/futex_bits.h: Likewise.
 787
 788 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
 789
 790         * configure.ac (link_itm): Fix comment.
 791         * configure: Regenerate.
 792         * testsuite/lib/libitm.exp: Do not pass -litm for the link.
 793
 794 2012-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 795
 796         PR libitm/51822
 797         * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
 798         Correct libgomp references.
 799
 800 2012-01-24  Torvald Riegel  <triegel@redhat.com>
 801
 802         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
 803         wake-up.
 804
 805 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 806
 807         * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
 808         end of structure.
 809         * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
 810         offset values.  Do not copy return address.  Decrement stack
 811         by 56 bytes only.
 812         (GTM_longjump) [__x86_64__]: Update offset values.
 813
 814 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
 815
 816         PR libitm/51830
 817         * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
 818         the first function argument to %eax.
 819
 820 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 821
 822         * libitm.h (_ITM_getThreadnum): Remove.
 823         * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
 824
 825 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 826
 827         * clearcap.map: New file.
 828         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
 829         * configure.ac: Call it.
 830         Clear HWCAP_LDFLAGS if defaulting to -mavx.
 831         * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
 832         * configure: Regenerate.
 833         * Makefile.in: Regenerate.
 834         * testsuite/Makefile.in: Regenerate.
 835
 836 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 837
 838         PR libitm/51173
 839         * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
 840         include, exclude options.
 841
 842 2012-01-14  Torvald Riegel  <triegel@redhat.com>
 843
 844         * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
 845         rolling back.
 846         * containers.h (GTM::vector::set_size): New.
 847
 848 2012-01-14  Torvald Riegel  <triegel@redhat.com>
 849
 850         PR libitm/51855
 851         * config/generic/tls.h (GTM::mask_stack_top): New.
 852         (GTM::mask_stack_bottom): Declare.
 853         * config/generic/tls.c (GTM::mask_stack_bottom): New.
 854         * local.cc (gtm_undolog::rollback): Filter out any updates that
 855         overlap the libitm stack.  Add current transaction as parameter.
 856         * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
 857         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
 858         * testsuite/libitm.c/stackundo.c: New test.
 859
 860 2012-01-10  Richard Henderson  <rth@redhat.com>
 861
 862         * libitm_i.h (_Unwind_DeleteException): Declare weak.
 863         * eh_cpp.cc (_Unwind_DeleteException): Define for
 864         !HAVE_ELF_STYLE_WEAKREF.
 865
 866 2012-01-08  Torvald Riegel  <triegel@redhat.com>
 867
 868         * local.cc (GTM_LB): Use GTM::gtm_undolog.
 869         (GTM::gtm_thread::drop_references_undolog): Remove.
 870         (GTM::gtm_thread::commit_undolog,
 871         GTM::gtm_thread::rollback_undolog): Move to ...
 872         * libitm_i.h (GTM::gtm_undolog): ...here. New.
 873         (GTM::gtm_undolog_entry): Remove.
 874         (GTM::gtm_thread): Adapt.
 875         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
 876         (GTM::gtm_thread::trycommit): Adapt.
 877         * method-serial.cc (serial_dispatch::log): Adapt.
 878         * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
 879         (gl_wt_dispatch::store): Fix likely/unlikely.
 880         * containers.h (GTM::vector::resize): Add additional_capacity
 881         parameter and handle it.
 882         (GTM::vector::resize_noinline): New/adapt.
 883         (GTM::vector::push): New.
 884
 885 2012-01-06  Richard Henderson  <rth@redhat.com>
 886
 887         * configure.tgt: Support powerpc-linux and powerpc-darwin.
 888         * config/linux/powerpc/futex_bits.h: New file.
 889         * config/powerpc/cacheline.h: New file.
 890         * config/powerpc/sjlj.S: New file.
 891         * config/powerpc/target.h: New file.
 892         * config/generic/asmcfi.h (cfi_offset): New.
 893         (cfi_restore, cfi_undefined): New.
 894
 895 2012-01-05  Aldy Hernandez  <aldyh@redhat.com>
 896
 897         PR other/51171
 898         * testsuite/libitm.c/reentrant.c: Remove xfail.
 899         (thread): Pass x to pure().
 900         From Patrik Marlier <patrick.marlier@gmail.com>.
 901
 902 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 903
 904         * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
 905         privatization safety if already in serial mode.
 906
 907 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 908
 909         * beginend.cc (GTM::gtm_thread::restart): Add and handle
 910         finish_serial_upgrade parameter.
 911         * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
 912         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
 913         Don't unset reader flag.
 914         (GTM::gtm_rwlock::write_upgrade_finish): New.
 915         * config/posix/rwlock.cc: Same.
 916         * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
 917         Declare.
 918         * config/posix/rwlock.h: Same.
 919         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
 920         flag after commit or after rollback when restarting.
 921
 922 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 923
 924         * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
 925         (GTM::gtm_thread::try_commit): Changed memory order.
 926         * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
 927         as parameter.
 928         * config/linux/x86/futex_bits.h (sys_futex0): Same.
 929         * config/linux/sh/futex_bits.h (sys_futex0): Same.
 930         * config/linux/futex_bits.h (sys_futex0): Same.
 931         * config/linux/futex.cc (futex_wait, futex_wake): Same.
 932         * config/linux/futex.h (futex_wait, futex_wake): Same.
 933         * config/linux/rwlock.h (gtm_rwlock::writers,
 934         gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
 935         ints.
 936         * config/linux/rwlock.cc (gtm_rwlock::read_lock,
 937         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
 938         gtm_rwlock::write_unlock): Fix memory orders and fences.
 939         * config/posix/rwlock.cc (gtm_rwlock::read_lock,
 940         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
 941         gtm_rwlock::write_unlock): Same.
 942         * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
 943         * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
 944         gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
 945         Add comments.
 946         (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
 947         gl_wt_dispatch::load, gl_wt_dispatch::store,
 948         gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
 949         orders and fences.  Add comments.
 950
 951 2011-12-21  Jakub Jelinek  <jakub@redhat.com>
 952
 953         * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
 954         * Makefile.in: Regenerated.
 955
 956 2011-12-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 957
 958         * configure.tgt: Add sh* case.
 959         * config/sh/target.h: New file.
 960         * config/sh/sjlj.S: New file.
 961         * config/linux/sh/futex_bits.h: New file.
 962
 963 2011-12-14  Richard Henderson  <rth@redhat.com>
 964
 965         * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
 966         * config/arm/sjlj.S, config/arm/target.h: New files.
 967         * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
 968         (cfi_rel_offset): New.
 969         * config/linux/futex_bits.h: New file.
 970         * config/linux/futex.cc: Include futex_bits.h here...
 971         * config/linux/futex.h: ... not here.
 972         * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
 973         * configure.ac (ARCH_AM): New conditional.
 974         * Makefile.in, configure: Rebuild.
 975         * configure.tgt: Handle ARM.
 976
 977 2011-12-13  Richard Henderson  <rth@redhat.com>
 978
 979         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
 980         signed/unsigned comparison werror.
 981
 982         * local_atomic: New file.
 983         * libitm_i.h: Include it.
 984         (gtm_thread::shared_state): Use atomic template.
 985         * beginend.cc (GTM::gtm_clock): Use atomic template.
 986         (global_tid): Use atomic template if 64-bit atomics available.
 987         (gtm_thread::gtm_thread): Update shared_state access.
 988         (gtm_thread::trycommit): Likewise.
 989         (choose_code_path): Update global_tid access.
 990         * method-gl.cc (gl_mg::orec): Use atomic template.  Update all users.
 991         * stmlock.h (GTM::gtm_clock): Use atomic template.
 992         (gtm_get_clock, gtm_inc_clock): Update accesses.
 993         * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
 994         redundant __sync_synchronize after atomic shared_state access.
 995         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
 996         (gtm_rwlock::write_lock_generic): Likewise.
 997         (gtm_rwlock::read_unlock): Likewise.
 998         * config/alpha/target.h (atomic_read_barrier): Remove.
 999         (atomic_write_barrier): Remove.
1000         * config/x86/target.h (atomic_read_barrier): Remove.
1001         (atomic_write_barrier): Remove.
1002
1003 2011-11-30  Richard Henderson  <rth@redhat.com>
1004
1005         * libitm_i.h (GTM_longjmp): Swap first and second arguments.
1006         * beginend.c (_ITM_abortTransaction): Update to match.
1007         (GTM::gtm_thread::restart): Likewise.
1008         * config/alpha/sjlj.S (GTM_longjmp): Likewise.
1009         * config/x86/sjlj.S (GTM_longjmp): Likewise.
1010
1011 2011-11-23  Iain Sandoe  <iains@gcc.gnu.org>
1012
1013         * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
1014         * Makefile.in: Regenerate.
1015
1016 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1017
1018         * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
1019         * alloc_cpp.cc: Generate dummy functions if we don't
1020         HAVE_ELF_STYLE_WEAKREF.
1021         * eh_cpp.cc: Likewise.
1022         * configure: Regenerate.
1023         * aclocal.m4:  Likewise.
1024         * config.h.in: Likewise.
1025         * Makefile.in: Likewise.
1026         * testsuite/Makefile.in: Likewise.
1027
1028 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1029
1030         * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
1031         __USER_LABEL_PREFIX__ for targets that use it.
1032         (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
1033         (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
1034         in portability to non-elf targets.
1035         (GTM_longjmp): Likewise.
1036         * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
1037         where required.
1038
1039 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1040
1041         * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
1042         * testsuite/libitm.c/memset-1.c: Likewise.
1043
1044 2011-11-21  Andreas Tobler  <andreast@fgznet.ch>
1045
1046         * configure: Regenerate.
1047
1048 2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1049
1050         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
1051         (LIBITM_ENABLE_SYMVERS): Handle sun style.
1052         * Makefile.am: Handle sun style versioning.
1053         (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
1054         * configure: Regenerate.
1055         * Makefile.in: Regenerate.
1056
1057 2011-11-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1058
1059         * config/generic/asmcfi.h: Fix comment.
1060         * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
1061         sequence without .hidden support, error for non-ELF targets.
1062         (GTM_longjmp) [__ELF__]: Only use .hidden if
1063         HAVE_ATTRIBUTE_VISIBILITY.
1064
1065 2011-11-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1066
1067         * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
1068         _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
1069         Dummy functions.
1070         * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
1071         __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
1072
1073 2011-11-16  Uros Bizjak  <ubizjak@gmail.com>
1074
1075         PR bootstrap/51098
1076         * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
1077         * configure: Regenerate.
1078
1079 2011-11-14  H.J. Lu  <hongjiu.lu@intel.com>
1080
1081         * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
1082
1083 2011-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1084
1085         * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
1086         .hidden.
1087         (.note.GNU-stack): Only use if __linux__.
1088         * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
1089         * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
1090         * testsuite/libitm.c/reentrant.c: Likewise.
1091         * testsuite/libitm.c/simple-2.c: Likewise.
1092         * testsuite/libitm.c/txrelease.c: Likewise.
1093         * testsuite/libitm.c++/static_ctor.C: Likewise.
1094
1095 2011-11-10  Richard Henderson  <rth@redhat.com>
1096
1097         * config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
1098         * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
1099         * configure.ac (ARCH_X86_AVX): New conditional.
1100         * Makefile.in, configure: Rebuild.
1101
1102 2011-11-09  Richard Henderson  <rth@redhat.com>
1103
1104         * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
1105         * configure.ac: Use it.
1106         * config.h.in, configure: Rebuild.
1107         * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
1108
1109 2011-11-09  Richard Henderson  <rth@redhat.com>
1110
1111         * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
1112         * config/alpha/unaligned.h: Remove file.
1113         * config/generic/unaligned.h: Remove file.
1114         * config/x86/unaligned.h: Remove file.
1115         * config/generic/cachepage.h: Remove file.
1116         * config/posix/cachepage.cc: Remove file.
1117         * config/generic/cacheline.cc: Remove file.
1118         * config/x86/cacheline.cc: Remove file.
1119         * config/generic/cacheline.h (gtm_cacheline): Remove the
1120         store_mask, copy_mask, copy_mask_wb methods.
1121         * config/x86/cacheline.h: Likewise.
1122         * config/alpha/cacheline.h: Fall back to generic after setting size.
1123         * config/generic/tls.cc (gtm_mask_stack): Remove.
1124         * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
1125         (GTM_vpalignr_table): Remove.
1126         * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
1127         (GTM_pshift_table): Remove.
1128         * config/libitm_i.h: Don't include cachepage.h.
1129         * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
1130         * Makefile.in, testsuite/Makefile.in: Rebuild.
1131
1132 2011-11-09  Richard Henderson  <rth@redhat.com>
1133
1134         * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
1135         to emit branch prediction hint.
1136
1137         * config/x86/sjlj.S: Protect elf directives with __ELF__.
1138         Protect .note.GNU-stack with __linux__.
1139
1140         * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
1141         * configure, aclocal.m4, config.h.in: Rebuild.
1142         * config/generic/asmcfi.h: New file.
1143         * config/x86/sjlj.S: Use it.
1144
1145 2011-11-08  Richard Henderson  <rth@redhat.com>
1146
1147         * local.cc (_ITM_LB): Use a normal call, not a function alias.
1148
1149 2011-11-08  Richard Henderson  <rth@redhat.com>
1150
1151         * configure.tgt: Test correct directory for supported cpus.
1152
1153         * configure.ac: Exit if unsupported.
1154         * configure: Rebuild.
1155         * configure.tgt: Delete boilerplate from libgomp for unsupported
1156         targets.  Set UNSUPPORTED for unsupported targets.
1157
1158 2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1159
1160         * configure.tgt: Handle i386 like i[456]86.
1161         * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
1162         take address.
1163         * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
1164         !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
1165
1166 2011-11-05  Aldy Hernandez  <aldyh@redhat.com>
1167
1168         * method-wbetl.cc: Update copyright notice.
1169         * aatree.cc: Same.
1170         * util.cc: Same.
1171         * libitm.h: Same.
1172         * memset.cc: Same.
1173         * eh_cpp.cc: Same.
1174         * barrier.tpl: Same.
1175         * useraction.cc: Same.
1176         * stmlock.h: Same.
1177         * memcpy.cc: Same.
1178         * common.h: Same.
1179         * config/generic/tls.cc: Same.
1180         * config/generic/cacheline.h: Same.
1181         * config/generic/cachepage.h: Same.
1182         * config/generic/cacheline.cc: Same.
1183         * config/generic/unaligned.h: Same.
1184         * config/x86/cacheline.h: Same.
1185         * config/x86/cacheline.cc: Same.
1186         * config/x86/unaligned.h: Same.
1187         * config/alpha/cacheline.h: Same.
1188         * config/alpha/unaligned.h: Same.
1189         * config/alpha/sjlj.S: Same.
1190         * config/posix/cachepage.cc: Same.
1191         * config/linux/futex.h: Same.
1192         * config/linux/alpha/futex_bits.h: Same.
1193
1194 2011-11-04  Torvald Riegel  <triegel@redhat.com>
1195
1196         * libitm.texi: No cover text and invariant sections.
1197
1198 2011-11-03  Richard Henderson  <rth@redhat.com>
1199
1200         * local_type_traits: New file.
1201         * libitm_i.h: Use it.  Use C headers, not C++ wrappers.
1202
1203 2011-11-03  Richard Henderson  <rth@redhat.com>
1204
1205         * configure.ac: Don't test for gfortran.
1206         * configure: Rebuild.
1207
1208         * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
1209         * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
1210
1211 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1212
1213         * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
1214         * testsuite/libitm.c/memset-1.c: Same.
1215         * testsuite/libitm.c/c.exp: Same.
1216         * testsuite/lib/libitm-dg.exp: Same.
1217         * testsuite/lib/libitm.exp: Same.
1218         * testsuite/libitm.c++/c++.exp: Same.
1219
1220 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1221
1222         * testsuite/config/default.exp: Update copyright date.
1223         * configure.ac: Add copyright info.
1224         * configure.tgt: Same.
1225
1226 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1227
1228         * testsuite/libitm.c/reentrant.c: XFAIL.
1229         * testsuite/libitm.c++/static_ctor.C: XFAIL.
1230
1231 2011-10-29  Torvald Riegel  <triegel@redhat.com>
1232
1233         * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
1234         handle aborts.
1235         (_ITM_abortTransaction): Handle aborts of outer transactions.
1236         * libitm_i.h: Same.
1237         * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
1238         * libitm.texi: Document aborts of outer transactions.
1239         * testsuite/libitm.c/cancel.c: New file.
1240
1241 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1242
1243         * testsuite/*: Change __transaction to __transaction_atomic or
1244         __transaction_relaxed.
1245
1246 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1247
1248         * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
1249         (gtm_thr): Same.
1250
1251 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1252
1253         * libitm_i.h: Add gl_wt dispatch.
1254         * retry.cc (parse_default_method): Same.
1255         * method-gl.cc: New file.
1256         * Makefile.am: Use method-gl.cc.
1257         * Makefile.in: Rebuild.
1258
1259 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1260
1261         * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
1262         safety if requested by a TM method.
1263         * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
1264         privatization safety.
1265         * method-serial.cc: Same.
1266
1267 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1268
1269         * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
1270         (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
1271         undolog-related member functions from *_local to *_undolog.
1272         * local.cc (gtm_thread::commit_undolog): Same.
1273         * beginend.cc (GTM::gtm_thread::trycommit): Same.
1274         (GTM::gtm_thread::rollback): Roll back undolog before
1275         dispatch-specific rollback.
1276
1277 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1278
1279         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
1280         re-initialization of the current method group.
1281         * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
1282
1283 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1284
1285         * alloc.cc (commit_allocations_2): Do not free transaction-local
1286         memory when committing a nested transaction.
1287
1288 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1289
1290         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
1291         serial-irrevocable dispatch, not serial.
1292
1293 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1294
1295         * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
1296         declarations.
1297         * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
1298         * method-serial.cc: Implement begin_or_restart().
1299         * beginend.cc (GTM::gtm_thread::begin_transaction): Call
1300         dispatch-specific begin_or_restart().
1301         (GTM::gtm_thread::restart): Same.
1302
1303 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1304
1305         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
1306         restarting without switching to serial mode.
1307         (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
1308         transaction state. Choose closed-nesting alternative if available.
1309         (GTM::gtm_thread::set_default_dispatch): New.
1310         (parse_default_method): New.
1311         (GTM::gtm_thread::number_of_threads_changed): New.
1312         * method-serial.cc (GTM::serial_mg): New method group class.
1313         (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
1314         fini.
1315         (GTM::serial_dispatch): Same.
1316         (GTM::serialirr_onwrite_dispatch): Same.
1317         (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
1318         * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
1319         registered threads.
1320         (GTM::gtm_thread::gtm_thread): Same.
1321         (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
1322         (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
1323         (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
1324         choose dispatch but set state according to dispatch here.
1325         * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
1326         (GTM::method_group): New class.
1327         (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
1328         * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
1329         * libitm.texi: Document TM methods, method groups, method life cycle.
1330         Rename method sets to method groups.
1331
1332 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1333
1334         * config/x86/tls.h: Moved to ...
1335         * config/linux/x86/tls.h: ... here.
1336
1337 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1338
1339         * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1340         Add X32 support.
1341         * config/x86/sjlj.S: Same.
1342
1343 2011-08-19  Torvald Riegel  <triegel@redhat.com>
1344
1345         * config/linux/rwlock.h: New file.
1346         * config/linux/rwlock.c: New file.
1347         * configure.ac: Reenable futex support (undo SVN rev 157758).
1348         * Makefile.am: Same.
1349         * configure.tgt: Same.
1350         * config/linux/alpha/futex_bits.h: Same.
1351         * config/linux/futex.h: Same. Return number of woken processes.
1352         * config/linux/futex.cc: Same.
1353         (futex_wait): Remove spinning.
1354         * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1355         Use __x86_64__ instead of __LP64__.
1356         * aclocal.m4: Include generic futex checks.
1357         * configure: Rebuild.
1358         * Makefile.in: Rebuild.
1359         * testsuite/Makefile.in: Rebuild.
1360         * beginend.cc: Include pthread.h.
1361         * config/posix/cachepage.cc: Same.
1362
1363 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1364
1365         * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1366         (abi_disp, set_abi_disp): Move to tx's TLS slot.
1367         (set_gtm_thr): New.
1368         * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1369         (set_gtm_thr): New.
1370         (GTM::gtm_thread::thread_num): Removed.
1371         (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1372         * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1373         tx-to-thread renaming.
1374         * beginend.cc: Adapted to tx-to-thread renaming.
1375         (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1376         (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1377         * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1378         gtm_transaction to gtm_thread.
1379         (_ITM_getThreadnum): Removed. Not supported anymore.
1380         * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1381         * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1382         * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1383         gtm_tx-to-gtm_thr renaming if necessary.
1384         * eh_cpp.cc: Same.
1385         * local.cc: Same.
1386         * retry.cc: Same.
1387         * clone.cc: Same.
1388         * alloc.cc: Same.
1389         * alloc_c.cc: Same.
1390         * alloc_cpp.cc: Same.
1391         * method-serial.cc: Same.
1392         * config/generic/tls.cc: Same.
1393         * config/posix/rwlock.h (gtm_rwlock): Same.
1394         * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1395
1396 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1397
1398         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1399         implementation.
1400         (gtm_rwlock::read_unlock): Same.
1401         (gtm_rwlock::write_lock_generic): New. Generalized from ...
1402         (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1403         * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1404         * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1405         w_upgrade. Replaced by per-transaction flags (in shared_state).
1406         Added c_confirmed_writers.
1407         (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1408         GTM::gtm_rwlock::write_upgrade): Add tx parameter.
1409         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1410         * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
1411         * beginend.cc (GTM::gtm_transaction::begin_transaction,
1412         _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
1413         * libitm.texi: Document locking conventions and implementations in
1414         libitm.
1415
1416 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1417
1418         * libitm_i.h (next_tx): Add list of all threads' transaction.
1419         * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
1420         transaction with list of transactions and ...
1421         (thread_exit_handler): ... deregister here.
1422         * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
1423         * config/x86/target.h: Same.
1424
1425 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1426
1427         * testsuite/libitm.c++/static_ctor.C: New file.
1428
1429 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1430
1431         * testsuite/libitm.c/reentrant.c: New file.
1432
1433 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1434
1435         * config/generic/tls.h: Remove the free list for transactions and ...
1436         * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
1437         (GTM::gtm_transaction::operator delete): ... and release here.
1438         (thread_exit_handler): New. Delete tx when thread terminates.
1439         (thread_exit_init): New.
1440         (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
1441         * testsuite/libitm.c/txrelease.c: New file.
1442
1443 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1444
1445         * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
1446         * testsuite/libitm.c/notx.c: New file.
1447
1448 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1449
1450         * config/generic/tls.h (gtm_thread): Move local_tid from here ...
1451         * libitm_i.h (local_tid): ... to here.
1452         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1453         (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
1454
1455 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1456
1457         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
1458         serialirr_onwrite_dispatch as new default for now.
1459         * method-serial.cc (serialirr_onwrite_dispatch): New.
1460         (GTM::dispatch_serialirr_onwrite): New.
1461         * libitm_i.h: Same.
1462
1463 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1464
1465         * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
1466         * query.cc (_ITM_getTransactionId): There is no active transaction if
1467         the current nesting level is zero.
1468
1469 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1470
1471         * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
1472         rollback.
1473
1474 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1475
1476         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
1477         transaction properties from the caller instead of from the
1478         transaction object.
1479         * libitm_i.h: Same.
1480         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1481
1482 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1483
1484         * local.cc (gtm_transaction::rollback_local): Support closed nesting.
1485         * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
1486         * dispatch.h: Same.
1487         * method-serial.cc: Same.
1488         * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
1489         flat nesting as default, and closed nesting on demand.
1490         (GTM::gtm_transaction::rollback): Same.
1491         (_ITM_abortTransaction): Same.
1492         (GTM::gtm_transaction::restart): Same.
1493         (GTM::gtm_transaction::trycommit): Same.
1494         (GTM::gtm_transaction::trycommit_and_finalize): Removed.
1495         (choose_code_path): New.
1496         (GTM::gtm_transaction_cp::save): New.
1497         (GTM::gtm_transaction_cp::commit): New.
1498         * query.cc (_ITM_inTransaction): Support flat nesting.
1499         * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
1500         (GTM::gtm_transaction): Support flat and closed nesting.
1501         * alloc.cc (commit_allocations_2): New.
1502         (commit_cb_data): New helper struct.
1503         (GTM::gtm_transaction::commit_allocations): Handle nested
1504         commits/rollbacks.
1505         * libitm.texi: Update user action section, add description of nesting.
1506
1507 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1508
1509         * libitm_i.h: Add closed nesting as restart reason.
1510         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1511
1512 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1513
1514         * useraction.cc: Use vector instead of list to store actions.
1515         Also support partial rollbacks for closed nesting.
1516         * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1517         * beginend.cc: Same.
1518
1519 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1520
1521         * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1522         closed_nesting flags, as well as a closed nesting alternative.
1523         * method-serial.cc: Same.
1524         (serial_dispatch): Renamed to serialirr_dispatch.
1525         (GTM::dispatch_serialirr): Same.
1526         (serial_dispatch_ul): Renamed to serial_dispatch.
1527         (GTM::dispatch_serial): Same.
1528
1529 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1530
1531         * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1532
1533 2011-07-28  Torvald Riegel  <triegel@redhat.com>
1534
1535         * aatree.h (aa_tree::remove): New.
1536         (aa_tree::operator new): Add placement new.
1537
1538 2011-07-02  Torvald Riegel  <triegel@redhat.com>
1539
1540         * containers.h: New file.
1541         * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1542         * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1543         * common.h: ... to here.
1544         (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1545         * local.cc: Same.
1546
1547 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1548
1549         * libitm_i.h (STATE_ABORTING): Remove.
1550         * beginend.cc (_ITM_abortTransaction): Same.
1551         (GTM::gtm_transaction::trycommit_and_finalize): Same.
1552         * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1553         (_ITM_rollbackTransaction): Remove.
1554         * beginend.cc: Same.
1555         * libitm.map: Same.
1556         * libitm.texi: Document these ABI changes.
1557
1558 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1559
1560         * libitm.texi: New file.
1561         * Makefile.am: Add libitm.texi.
1562         * Makefile.in: Rebuild.
1563
1564 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1565
1566         * libitm_i.h: Move parts to common.h and dispatch.h.
1567         * common.h: New file.
1568         * dispatch.h: New file, new dispatch class.
1569         Rename GTM::abi_dispatch::lock_type to ls_modifier.
1570         RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1571         * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1572         decision to retry.cc.
1573         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1574         only.
1575         (GTM::gtm_transaction::decide_begin_dispatch): Same.
1576         * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1577         logging.
1578         * barrier.cc: Use new barriers definitions.
1579         (abi_dispatch::memmove_overlap_check): New.
1580         * config/x86/x86_sse.cc: Same.
1581         * config/x86/x86_avx.cc: Same.
1582         * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1583         memcpy.cc.
1584         * Makefile.in: Rebuild.
1585         * method-readonly.cc: Remove.
1586         * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1587         Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1588
1589 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1590
1591         * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1592         * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1593         * testsuite/libitm.c/dropref-2.c: Same.
1594         * testsuite/libitm.c/dropref.c: Same.
1595
1596 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1597
1598         * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1599         * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1600         * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1601         * alloc_c.cc: Same.
1602         * barrier.tpl: Same.
1603         * beginend.c: Same.
1604         * config/generic/tls.h: Same.
1605         * config/x86/tls.h: Same.
1606         * libitm_i.h: Same.
1607         * memcpy.cc: Same.
1608         * memset.cc: Same.
1609         * method-readonly.cc: Same.
1610         * method-serial.cc: Same.
1611         * method-wbetl.cc: Same.
1612         * retry.cc: Same.
1613
1614 2011-03-03  Richard Henderson  <rth@redhat.com>
1615
1616         * config/posix/rwlock.cc (write_upgrade): Add missing case.
1617         From Patrik Marlier <patrick.marlier@unine.ch>.
1618
1619 2011-02-03  Richard Henderson  <rth@redhat.com>
1620
1621         * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1622         * configure.ac: Use it.
1623         * configure, config.h.in: Rebuild.
1624         * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1625         (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1626         _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1627         * libitm.map: Use wildcards to match size_t mangling.
1628
1629 2010-12-14  Richard Henderson  <rth@redhat.com>
1630
1631         * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1632         blocks of TIDs per thread.
1633         * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1634         (setup_gtm_thr): Return the thread structure.
1635         * config/x86/tls.h (setup_gtm_thr): Likewise.
1636
1637 2010-12-14  Richard Henderson  <rth@redhat.com>
1638
1639         * clone.cc (table_lock): Remove.
1640         (find_clone): Don't take it.
1641         (ExcludeTransaction): New helper class.
1642         (_ITM_registerTMCloneTable): Use it.
1643         (_ITM_deregisterTMCloneTable): Likewise.
1644
1645 2010-12-14  Richard Henderson  <rth@redhat.com>
1646
1647         * config/x86/tls.h: New file.
1648
1649 2010-07-15  Richard Henderson  <rth@redhat.com>
1650
1651         * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1652         * Makefile.in: Rebuild.
1653
1654 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
1655
1656         * method-wbetl.cc (trydropreference): Fix source line.
1657
1658 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
1659
1660         * libitm.h: Add comment.
1661         * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1662
1663 2010-07-07  Aldy Hernandez  <aldyh@redhat.com>
1664
1665         * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1666         * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1667         available, use pthread mutexes.
1668         * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1669         * config.h.in: Regenerate.
1670         * configure: Regenerate.
1671
1672 2010-07-06  Aldy Hernandez  <aldyh@redhat.com>
1673
1674         * libitm.h (ITM_PURE): Define.
1675         Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1676
1677 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
1678
1679         * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1680         (validate): Add comment.
1681         (trydropreference): New.
1682         * method-readonly.cc (class readonly_dispatch): Add
1683         trydropreference.
1684         * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1685         Call trydropreference().
1686         * libitm.h (_ITM_dropReferences): Remove const attribute.
1687         * method-serial.cc (class serial_dispatch): Add trydropreference.
1688         * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1689
1690 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
1691
1692         * memcpy.cc (do_memcpy): Comment.
1693
1694 2010-06-25  Aldy Hernandez  <aldyh@redhat.com>
1695
1696         * barrier.tpl: Add comments throughout.
1697
1698 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
1699
1700         * method-wbetl.cc (struct w_entry): Add comments.
1701         (trycommit): Same.
1702         (rollback): Same.
1703
1704 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
1705
1706         * alloc_c.cc (_ITM_dropReferences): New.
1707         * libitm.map (_ITM_dropReferences): Add.
1708         * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1709         * libitm_i.h (struct gtm_transaction): Declare
1710         drop_references_allocations and drop_references_local.
1711         * local.cc (rollback_local): Ignore memory when applicable.
1712         (drop_references_local): New.
1713
1714 2010-06-23  Richard Henderson  <rth@redhat.com>
1715
1716         * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1717         memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1718         * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1719         * config/alpha/target.h: Likewise.
1720         * config/generic/tls.cc (gtm_mask_stack): Use it.
1721
1722 2010-06-23  Richard Henderson  <rth@redhat.com>
1723
1724         * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1725         a mutex instead of trying a lock-free compare-and-swap on the list.
1726         (gtm_cacheline_page::operator delete): Likewise.
1727
1728 2010-06-16  Richard Henderson  <rth@redhat.com>
1729
1730         * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1731         that overlap the libitm stack.
1732         * barrier.tpl: Mark incoming stack.
1733         * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1734         _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1735         * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1736         * memcpy.cc, memset.cc: Likewise.
1737         * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1738         * config/generic/tls.h (gtm_thread): Add stack_top member.
1739         (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1740         * libitm_i.h (gtm_mask_stack): Declare.
1741         * config/generic/tls.cc: New file.
1742         * Makefile.am (libitm_la_SOURCES): Add it.
1743         (AM_CXXFLAGS): Turn off exceptions.
1744         * Makefile.in: Rebuild.
1745
1746 2010-06-16  Richard Henderson  <rth@redhat.com>
1747
1748         * alloc.cc (struct gtm_alloc_action): Move definition ...
1749         * libitm_i.h: ... here.
1750         (class gtm_transaction): Declare new and delete.
1751         * beginend.cc (alloc_tx): Reformulate as operator new.
1752         (free_tx): Reformulate as operator delete.
1753         * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1754
1755 2010-06-11  Richard Henderson  <rth@redhat.com>
1756
1757         * clone.cc (clone_entry_compare): Fix typo.
1758         From Patrik Marlier <patrick.marlier@unine.ch>.
1759
1760 2010-05-13  Richard Henderson  <rth@redhat.com>
1761
1762         * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1763         in extern "C".
1764
1765 2010-05-07  Aldy Hernandez  <aldyh@redhat.com>
1766
1767         * libitm_i.h (struct gtm_transaction): Remove
1768         get_allocation_size.
1769         (record_allocation): Remove size parameter.
1770         * libitm.map (_ITM_realloc): Remove.
1771         * alloc_c.cc (_ITM_realloc): Remove.
1772         (_ITM_malloc): Remove size argument to record_allocation.
1773         (_ITM_calloc): Same.
1774         * alloc_cpp.cc (_ZGTtnwm): Same.
1775         (_ZGTtnwmRKSt9nothrow_t): Same.
1776         (_ZGTtnam): Same.
1777         (_ZGTtnamRKSt9nothrow_t): Same.
1778         * alloc.cc (struct gtm_alloc_action): Remove size.
1779         (get_allocation_size): Remove.
1780         (commit_allocations): Add comment.
1781         (record_allocation): Remove size parameter.
1782         (forget_allocation): Remove set of size.
1783
1784 2010-04-19  Aldy Hernandez  <aldyh@redhat.com>
1785
1786         * Makefile.am (abi_version): New.
1787         (AM_CXXFLAGS): Pass abi_version.
1788         * Makefile.in: Regenerate.
1789         * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1790
1791 2010-04-06  Aldy Hernandez  <aldyh@redhat.com>
1792
1793         * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1794         _ITM_getTMCloneOrIrrevokable.
1795         * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1796         * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1797
1798 2010-03-26  Aldy Hernandez  <aldyh@redhat.com>
1799
1800         * configure.ac: Remove Linux futex support.
1801         * configure.tgt (config_path): Same.
1802         * Makefile.am: Same.
1803         * config/linux: Remove entire directory.
1804         * configure: Rebuild.
1805         * Makefile.in: Rebuild.
1806         * testsuite/Makefile.in: Rebuild.
1807
1808 2010-03-09  Aldy Hernandez  <aldyh@redhat.com>
1809
1810         * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1811         switching to serial mode.
1812         * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1813
1814 2010-03-03  Aldy Hernandez  <aldyh@redhat.com>
1815
1816         * configure.tgt: Add emacs -*- tags.
1817         * barrier.tpl: Same.
1818
1819 2010-02-23  Aldy Hernandez  <aldyh@redhat.com>
1820
1821         * Makefile.am: Rename serial.cc to method-serial.cc.
1822         * Makefile.in: Regenerate with automake 1.11.1.
1823         * testsuite/Makefile.in: Same.
1824         * aclocal.m4: Regenerate with aclocal 1.11.1.
1825         * method-serial.cc: Rename from serial.cc.
1826         * libitm_i.h (struct gtm_transaction): Update comment on
1827         serialirr_mode.
1828
1829 2010-02-22  Aldy Hernandez  <aldyh@redhat.com>
1830
1831         * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1832         * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1833
1834 2010-02-11  Aldy Hernandez  <aldyh@redhat.com>
1835
1836         * configure: Rebuild.
1837
1838 2009-11-12  Richard Henderson  <rth@redhat.com>
1839
1840         * Rewrite everything in C++.
1841
1842 2009-11-03  Richard Henderson  <rth@redhat.com>
1843
1844         * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1845         * Makefile.am (libitm_la_SOURCES): Add them.
1846         * configure.ac (ARCH_X86): New conditional.
1847         * Makefile.in, configure: Rebuild.
1848         * configure.tgt: Set up ARCH; do cflags setup at the same time.
1849         Move futex setup into "other system configury" case.
1850         * local.c (rollback_local): Merge into ...
1851         (GTM_rollback_local): ... here.
1852         (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1853         (_ITM_LB): Define as an alias to GTM_LB.
1854
1855 2009-11-03  Richard Henderson  <rth@redhat.com>
1856
1857         * method-readonly.c: New file.
1858         * Makefile.am (libitm_la_SOURCES): Add it.
1859         * Makefile.in: Rebuild.
1860         * beginend.c (gtm_stmlock_array, gtm_clock): New.
1861         (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1862         * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1863         (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1864         gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1865         gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1866         gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1867         gtm_get_clock, gtm_inc_clock): New.
1868         * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1869         LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1870         LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1871         locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1872         replace uses with new libitm_i.h symbols.
1873         (dispatch_wbetl): Rename from wbetl_dispatch.
1874         * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1875         away from dispatch_readonly; abort if the beginTransaction call
1876         asserted that the transaction was readonly.
1877
1878 2009-11-03  Richard Henderson  <rth@redhat.com>
1879
1880         * memset.c: New file.
1881         * Makefile.am (libitm_la_SOURCES): Add it.
1882         * Makefile.in: Rebuild.
1883         * testsuite/libitm.c/memset-1.c: New.
1884
1885 2009-11-03  Richard Henderson  <rth@redhat.com>
1886
1887         * dispatch.c: Remove file.
1888         * useraction.c (struct gtm_user_action): Move from libitm.h.
1889         * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1890         (serial_memset, serial_memmove, serial_memcpy): Remove.
1891         (serial_W*, serial_R*): Remove.
1892         (serial_dispatch): Update to match.
1893         * configure.ac: Move Werror down below configure checks.  Don't
1894         check for sys/loadavg.h, do check for malloc.h.  Don't check for
1895         getloadavg and clock_gettime; do check for memalign, posix_memalign.
1896         Use GCC_AC_FUNC_MMAP_BLACKLIST
1897         * libitm.h: Split out all internal items to...
1898         * libitm_i.h: ... here.  New file.
1899         * copymask.c: New file.
1900         * local.c (struct gtm_local_undo): Move from libitm.h.
1901         (GTM_alloc_local): Rename from alloc_local; export.
1902         * memcpy.c: New file.
1903         * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1904         * config/posix/page.c: New file.
1905         * config/posix/target_tls.h: Remove file.
1906         * barrier.c: New file.
1907         * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1908         copymask.c, page.c.
1909         * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1910         * method-wbetl.c: Rewrite for new cacheline methods.
1911         * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1912
1913         * config/alpha/sjlj.S: Fix typo.
1914         * config/alpha/target_i.h: Copy functions from alpha/target.h.
1915         * config/alpha/copymask.c: New file.
1916         * config/alpha/target.h (CACHELINE_SIZE): New.
1917         (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1918
1919         * config/x86/target_i.h: Copy functions from x86/target.h.
1920         * config/x86/copymask.c: New file.
1921         * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1922         (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1923         (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1924         * config/x86/target_tls.h: Move contents to target_i.h.
1925
1926         * testsuite/libitm.c/clone-1.c: Include libitm.h.
1927         * testsuite/libitm.c/memcpy-1.c: New.
1928
1929 2009-10-22  Richard Henderson  <rth@redhat.com>
1930
1931         * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1932         (AM_CCASFLAGS): New.
1933         * configure.ac: Add AM_PROG_AS.  Use m4_rename_force for
1934         saving/restoring _AC_ARG_VAR_PRECIOUS.
1935         * Makefile.in, aclocal.m4, config.h.in, configure,
1936         testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1937
1938 2009-10-22  Richard Henderson  <rth@redhat.com>
1939
1940         * testsuite/*: Update for new compiler syntax.
1941
1942 2009-10-21  Richard Henderson  <rth@redhat.com>
1943
1944         * libitm.h (_ITM_abortReason): Add outerAbort.
1945
1946 2009-08-03  Richard Henderson  <rth@redhat.com>
1947
1948         * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1949         _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1950         * method-wbetl.c (struct w_entry): Remove mask.
1951         (wbetl_write, wbetl_load): Return pointer to word containing the data;
1952         adjust all callers.
1953
1954 2009-07-22  Richard Henderson  <rth@redhat.com>
1955
1956         * eh_cpp.c: New file.
1957         * Makefile.am (libitm_la_SOURCES): Add it.
1958         * Makefile.in: Rebuild.
1959         * beginend.c (GTM_rollback_transaction): Undo exception state.
1960         (GTM_trycommit_transaction): Mark inline.
1961         (GTM_trycommit_and_finalize_transaction): Split out from ...
1962         (_ITM_commitTransaction): ... here.
1963         (_ITM_commitTransactionEH): New function.
1964         * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1965         cxa_unthrown, eh_in_flight; reorder.
1966
1967         * testsuite/libitm.c++/c++.exp: New.
1968         * testsuite/libitm.c++/eh-1.C: New.
1969
1970         * aatree.c (aa_free): Remove REGPARM.
1971         * aatree.h: Remove all REGPARM.
1972
1973 2009-07-18  Richard Henderson  <rth@redhat.com>
1974
1975         * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1976         * Makefile.am (libitm_la_SOURCES): Add them.
1977         * Makefile.in: Rebuild.
1978         * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1979         (GTM_trycommit_transaction): Likewise.
1980         * libitm.h: Include aatree.h
1981         (struct gtm_alloc_action): New.
1982         (struct gtm_transaction): Add alloc_actions.
1983         (GTM_record_allocation, GTM_forget_allocation): Declare.
1984         (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1985         * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1986         _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1987         _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1988         _ZGTtdaPvRKSt9nothrow_t): Export.
1989
1990 2009-07-18  Richard Henderson  <rth@redhat.com>
1991
1992         * target_tls.h: Move ...
1993         * config/posix/target_tls.h: ... here.
1994
1995 2009-07-07  Richard Henderson  <rth@redhat.com>
1996
1997         * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1998
1999 2009-07-07  Richard Henderson  <rth@redhat.com>
2000
2001         * Update to GPL3.
2002
2003 2009-07-07  Richard Henderson  <rth@redhat.com>
2004
2005         * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
2006         * beginend.c (global_tid): Widen to _ITM_transactionId_t.
2007
2008         * configure.tgt: Don't use -ftls-model for x86 linux.
2009         * libitm.h: Include target.h after standard includes.
2010         (_gtm_thr): Rename from gtm_thr.
2011         (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
2012         (gtm_disp, set_gtm_disp): New.
2013         * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
2014         retry.c, serial.c, useraction.c: Use accessor functions throughout.
2015         * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
2016
2017 2009-07-07  Richard Henderson  <rth@redhat.com>
2018
2019         * config/linux/rwlock.c (EZ): New define.  Use it throughout.
2020
2021 2009-07-06  Richard Henderson  <rth@redhat.com>
2022
2023         * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
2024         (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
2025         (_ITM_beginTransaction): Take variadic arguments.
2026         (_ITM_registerThrownObject): Declare.
2027         * beginend.c, serial.c: Update.
2028         * libitm.map: Add _ITM_registerThrownObject.
2029
2030 2009-01-28  Richard Henderson  <rth@redhat.com>
2031
2032         * Makefile.am (libitm_la_SOURCES): Add clone.c.
2033         * Makefile.in: Rebuild.
2034         * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
2035         (GTM_restart_transaction): Fix uninstrumented code check.
2036         * retry.c (GTM_decide_retry_strategy): Add serial check.
2037         * serial.c (GTM_serialmode): Add irrevokable variable.  Don't
2038         automatically go irrevokable when in serial mode.
2039         * clone.c: New file.
2040         * libitm.h, libitm.map: Update.
2041
2042 2009-01-27  Richard Henderson  <rth@redhat.com>
2043
2044         * Makefile.am (LTCCASCOMPILE): Define.
2045         (libitm_la_SOURCES): Add methid-wbetl.c.
2046         * testsuite/Makefile.am: New
2047         * configure.ac: Add testsuite/Makefile.
2048         * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
2049         * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
2050         (_ITM_abortTransaction): Finalize implementation method; pass
2051         transaction properties to longjmp.
2052         (GTM_restart_transaction): Split out from ...
2053         (_ITM_commitTransaction): ... here.
2054         * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
2055         Move to config/x86/target.h.
2056         * config/linux/alpha/futex_bits.h: New.
2057         * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
2058         * config/x86/target.h: Disable target types for 32-bit.
2059         * config/alpha/sjlj.S, config/alpha/target.h: New.
2060         * libitm.h (struct gtm_dispatch): Add init, fini.
2061         (enum restart_reason): New.
2062         (struct gtm_transaction): Add method and restarts.
2063         * retry.c (GTM_decide_retry_strategy): Implement.
2064         * serial.c (serial_init, serial_fini): New.
2065         (GTM_serialmode): Finialize outgoing method.
2066         * method-wbetl.c: New.
2067
2068 2008-12-09  Richard Henderson  <rth@redhat.com>
2069
2070         * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
2071         * configure.tgt (i386-*, x86_64-*): Don't force SSE.
2072         * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
2073         * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
2074         (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
2075         (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
2076         * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
2077         * serial.c (serial_R##T, serial_W##T): Likewise.
2078
2079 2008-11-21  Richard Henderson  <rth@redhat.com>
2080
2081         * Initial commit.
2082 \f
2083 Copyright (C) 2008-2018 Free Software Foundation, Inc.
2084
2085 Copying and distribution of this file, with or without modification,
2086 are permitted in any medium without royalty provided the copyright
2087 notice and this notice are preserved.