libitm/ChangeLog

   1 2011-11-21  Andreas Tobler  <andreast@fgznet.ch>
   2
   3         * configure: Regenerate.
   4
   5 2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
   6
   7         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
   8         (LIBITM_ENABLE_SYMVERS): Handle sun style.
   9         * Makefile.am: Handle sun style versioning.
  10         (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
  11         * configure: Regenerate.
  12         * Makefile.in: Regenerate.
  13
  14 2011-11-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  15
  16         * config/generic/asmcfi.h: Fix comment.
  17         * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
  18         sequence without .hidden support, error for non-ELF targets.
  19         (GTM_longjmp) [__ELF__]: Only use .hidden if
  20         HAVE_ATTRIBUTE_VISIBILITY.
  21
  22 2011-11-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  23
  24         * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
  25         _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
  26         Dummy functions.
  27         * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
  28         __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
  29
  30 2011-11-16  Uros Bizjak  <ubizjak@gmail.com>
  31
  32         PR bootstrap/51098
  33         * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
  34         * configure: Regenerate.
  35
  36 2011-11-14  H.J. Lu  <hongjiu.lu@intel.com>
  37
  38         * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
  39
  40 2011-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  41
  42         * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
  43         .hidden.
  44         (.note.GNU-stack): Only use if __linux__.
  45         * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
  46         * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
  47         * testsuite/libitm.c/reentrant.c: Likewise.
  48         * testsuite/libitm.c/simple-2.c: Likewise.
  49         * testsuite/libitm.c/txrelease.c: Likewise.
  50         * testsuite/libitm.c++/static_ctor.C: Likewise.
  51
  52 2011-11-10  Richard Henderson  <rth@redhat.com>
  53
  54         * config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
  55         * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
  56         * configure.ac (ARCH_X86_AVX): New conditional.
  57         * Makefile.in, configure: Rebuild.
  58
  59 2011-11-09  Richard Henderson  <rth@redhat.com>
  60
  61         * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
  62         * configure.ac: Use it.
  63         * config.h.in, configure: Rebuild.
  64         * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
  65
  66 2011-11-09  Richard Henderson  <rth@redhat.com>
  67
  68         * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
  69         * config/alpha/unaligned.h: Remove file.
  70         * config/generic/unaligned.h: Remove file.
  71         * config/x86/unaligned.h: Remove file.
  72         * config/generic/cachepage.h: Remove file.
  73         * config/posix/cachepage.cc: Remove file.
  74         * config/generic/cacheline.cc: Remove file.
  75         * config/x86/cacheline.cc: Remove file.
  76         * config/generic/cacheline.h (gtm_cacheline): Remove the
  77         store_mask, copy_mask, copy_mask_wb methods.
  78         * config/x86/cacheline.h: Likewise.
  79         * config/alpha/cacheline.h: Fall back to generic after setting size.
  80         * config/generic/tls.cc (gtm_mask_stack): Remove.
  81         * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
  82         (GTM_vpalignr_table): Remove.
  83         * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
  84         (GTM_pshift_table): Remove.
  85         * config/libitm_i.h: Don't include cachepage.h.
  86         * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
  87         * Makefile.in, testsuite/Makefile.in: Rebuild.
  88
  89 2011-11-09  Richard Henderson  <rth@redhat.com>
  90
  91         * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
  92         to emit branch prediction hint.
  93
  94         * config/x86/sjlj.S: Protect elf directives with __ELF__.
  95         Protect .note.GNU-stack with __linux__.
  96
  97         * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
  98         * configure, aclocal.m4, config.h.in: Rebuild.
  99         * config/generic/asmcfi.h: New file.
 100         * config/x86/sjlj.S: Use it.
 101
 102 2011-11-08  Richard Henderson  <rth@redhat.com>
 103
 104         * local.cc (_ITM_LB): Use a normal call, not a function alias.
 105
 106 2011-11-08  Richard Henderson  <rth@redhat.com>
 107
 108         * configure.tgt: Test correct directory for supported cpus.
 109
 110         * configure.ac: Exit if unsupported.
 111         * configure: Rebuild.
 112         * configure.tgt: Delete boilerplate from libgomp for unsupported
 113         targets.  Set UNSUPPORTED for unsupported targets.
 114
 115 2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 116
 117         * configure.tgt: Handle i386 like i[456]86.
 118         * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
 119         take address.
 120         * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
 121         !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
 122
 123 2011-11-05  Aldy Hernandez  <aldyh@redhat.com>
 124
 125         * method-wbetl.cc: Update copyright notice.
 126         * aatree.cc: Same.
 127         * util.cc: Same.
 128         * libitm.h: Same.
 129         * memset.cc: Same.
 130         * eh_cpp.cc: Same.
 131         * barrier.tpl: Same.
 132         * useraction.cc: Same.
 133         * stmlock.h: Same.
 134         * memcpy.cc: Same.
 135         * common.h: Same.
 136         * config/generic/tls.cc: Same.
 137         * config/generic/cacheline.h: Same.
 138         * config/generic/cachepage.h: Same.
 139         * config/generic/cacheline.cc: Same.
 140         * config/generic/unaligned.h: Same.
 141         * config/x86/cacheline.h: Same.
 142         * config/x86/cacheline.cc: Same.
 143         * config/x86/unaligned.h: Same.
 144         * config/alpha/cacheline.h: Same.
 145         * config/alpha/unaligned.h: Same.
 146         * config/alpha/sjlj.S: Same.
 147         * config/posix/cachepage.cc: Same.
 148         * config/linux/futex.h: Same.
 149         * config/linux/alpha/futex_bits.h: Same.
 150
 151 2011-11-04  Torvald Riegel  <triegel@redhat.com>
 152
 153         * libitm.texi: No cover text and invariant sections.
 154
 155 2011-11-03  Richard Henderson  <rth@redhat.com>
 156
 157         * local_type_traits: New file.
 158         * libitm_i.h: Use it.  Use C headers, not C++ wrappers.
 159
 160 2011-11-03  Richard Henderson  <rth@redhat.com>
 161
 162         * configure.ac: Don't test for gfortran.
 163         * configure: Rebuild.
 164
 165         * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
 166         * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
 167
 168 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 169
 170         * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
 171         * testsuite/libitm.c/memset-1.c: Same.
 172         * testsuite/libitm.c/c.exp: Same.
 173         * testsuite/lib/libitm-dg.exp: Same.
 174         * testsuite/lib/libitm.exp: Same.
 175         * testsuite/libitm.c++/c++.exp: Same.
 176
 177 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 178
 179         * testsuite/config/default.exp: Update copyright date.
 180         * configure.ac: Add copyright info.
 181         * configure.tgt: Same.
 182
 183 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 184
 185         * testsuite/libitm.c/reentrant.c: XFAIL.
 186         * testsuite/libitm.c++/static_ctor.C: XFAIL.
 187
 188 2011-10-29  Torvald Riegel  <triegel@redhat.com>
 189
 190         * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
 191         handle aborts.
 192         (_ITM_abortTransaction): Handle aborts of outer transactions.
 193         * libitm_i.h: Same.
 194         * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
 195         * libitm.texi: Document aborts of outer transactions.
 196         * testsuite/libitm.c/cancel.c: New file.
 197
 198 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 199
 200         * testsuite/*: Change __transaction to __transaction_atomic or
 201         __transaction_relaxed.
 202
 203 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 204
 205         * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
 206         (gtm_thr): Same.
 207
 208 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 209
 210         * libitm_i.h: Add gl_wt dispatch.
 211         * retry.cc (parse_default_method): Same.
 212         * method-gl.cc: New file.
 213         * Makefile.am: Use method-gl.cc.
 214         * Makefile.in: Rebuild.
 215
 216 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 217
 218         * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
 219         safety if requested by a TM method.
 220         * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
 221         privatization safety.
 222         * method-serial.cc: Same.
 223
 224 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 225
 226         * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
 227         (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
 228         undolog-related member functions from *_local to *_undolog.
 229         * local.cc (gtm_thread::commit_undolog): Same.
 230         * beginend.cc (GTM::gtm_thread::trycommit): Same.
 231         (GTM::gtm_thread::rollback): Roll back undolog before
 232         dispatch-specific rollback.
 233
 234 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 235
 236         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
 237         re-initialization of the current method group.
 238         * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
 239
 240 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 241
 242         * alloc.cc (commit_allocations_2): Do not free transaction-local
 243         memory when committing a nested transaction.
 244
 245 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 246
 247         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
 248         serial-irrevocable dispatch, not serial.
 249
 250 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 251
 252         * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
 253         declarations.
 254         * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
 255         * method-serial.cc: Implement begin_or_restart().
 256         * beginend.cc (GTM::gtm_thread::begin_transaction): Call
 257         dispatch-specific begin_or_restart().
 258         (GTM::gtm_thread::restart): Same.
 259
 260 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 261
 262         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
 263         restarting without switching to serial mode.
 264         (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
 265         transaction state. Choose closed-nesting alternative if available.
 266         (GTM::gtm_thread::set_default_dispatch): New.
 267         (parse_default_method): New.
 268         (GTM::gtm_thread::number_of_threads_changed): New.
 269         * method-serial.cc (GTM::serial_mg): New method group class.
 270         (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
 271         fini.
 272         (GTM::serial_dispatch): Same.
 273         (GTM::serialirr_onwrite_dispatch): Same.
 274         (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
 275         * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
 276         registered threads.
 277         (GTM::gtm_thread::gtm_thread): Same.
 278         (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
 279         (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
 280         (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
 281         choose dispatch but set state according to dispatch here.
 282         * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
 283         (GTM::method_group): New class.
 284         (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
 285         * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
 286         * libitm.texi: Document TM methods, method groups, method life cycle.
 287         Rename method sets to method groups.
 288
 289 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 290
 291         * config/x86/tls.h: Moved to ...
 292         * config/linux/x86/tls.h: ... here.
 293
 294 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 295
 296         * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
 297         Add X32 support.
 298         * config/x86/sjlj.S: Same.
 299
 300 2011-08-19  Torvald Riegel  <triegel@redhat.com>
 301
 302         * config/linux/rwlock.h: New file.
 303         * config/linux/rwlock.c: New file.
 304         * configure.ac: Reenable futex support (undo SVN rev 157758).
 305         * Makefile.am: Same.
 306         * configure.tgt: Same.
 307         * config/linux/alpha/futex_bits.h: Same.
 308         * config/linux/futex.h: Same. Return number of woken processes.
 309         * config/linux/futex.cc: Same.
 310         (futex_wait): Remove spinning.
 311         * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
 312         Use __x86_64__ instead of __LP64__.
 313         * aclocal.m4: Include generic futex checks.
 314         * configure: Rebuild.
 315         * Makefile.in: Rebuild.
 316         * testsuite/Makefile.in: Rebuild.
 317         * beginend.cc: Include pthread.h.
 318         * config/posix/cachepage.cc: Same.
 319
 320 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 321
 322         * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 323         (abi_disp, set_abi_disp): Move to tx's TLS slot.
 324         (set_gtm_thr): New.
 325         * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 326         (set_gtm_thr): New.
 327         (GTM::gtm_thread::thread_num): Removed.
 328         (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
 329         * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
 330         tx-to-thread renaming.
 331         * beginend.cc: Adapted to tx-to-thread renaming.
 332         (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
 333         (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
 334         * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
 335         gtm_transaction to gtm_thread.
 336         (_ITM_getThreadnum): Removed. Not supported anymore.
 337         * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
 338         * libitm.texi: Documented that _ITM_getThreadnum is not supported.
 339         * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
 340         gtm_tx-to-gtm_thr renaming if necessary.
 341         * eh_cpp.cc: Same.
 342         * local.cc: Same.
 343         * retry.cc: Same.
 344         * clone.cc: Same.
 345         * alloc.cc: Same.
 346         * alloc_c.cc: Same.
 347         * alloc_cpp.cc: Same.
 348         * method-serial.cc: Same.
 349         * config/generic/tls.cc: Same.
 350         * config/posix/rwlock.h (gtm_rwlock): Same.
 351         * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
 352
 353 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 354
 355         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
 356         implementation.
 357         (gtm_rwlock::read_unlock): Same.
 358         (gtm_rwlock::write_lock_generic): New. Generalized from ...
 359         (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
 360         * libitm_i.h (GTM::gtm_transaction): Added shared_state.
 361         * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
 362         w_upgrade. Replaced by per-transaction flags (in shared_state).
 363         Added c_confirmed_writers.
 364         (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
 365         GTM::gtm_rwlock::write_upgrade): Add tx parameter.
 366         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 367         * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
 368         * beginend.cc (GTM::gtm_transaction::begin_transaction,
 369         _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
 370         * libitm.texi: Document locking conventions and implementations in
 371         libitm.
 372
 373 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 374
 375         * libitm_i.h (next_tx): Add list of all threads' transaction.
 376         * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
 377         transaction with list of transactions and ...
 378         (thread_exit_handler): ... deregister here.
 379         * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
 380         * config/x86/target.h: Same.
 381
 382 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 383
 384         * testsuite/libitm.c++/static_ctor.C: New file.
 385
 386 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 387
 388         * testsuite/libitm.c/reentrant.c: New file.
 389
 390 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 391
 392         * config/generic/tls.h: Remove the free list for transactions and ...
 393         * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
 394         (GTM::gtm_transaction::operator delete): ... and release here.
 395         (thread_exit_handler): New. Delete tx when thread terminates.
 396         (thread_exit_init): New.
 397         (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
 398         * testsuite/libitm.c/txrelease.c: New file.
 399
 400 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 401
 402         * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
 403         * testsuite/libitm.c/notx.c: New file.
 404
 405 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 406
 407         * config/generic/tls.h (gtm_thread): Move local_tid from here ...
 408         * libitm_i.h (local_tid): ... to here.
 409         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 410         (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
 411
 412 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 413
 414         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
 415         serialirr_onwrite_dispatch as new default for now.
 416         * method-serial.cc (serialirr_onwrite_dispatch): New.
 417         (GTM::dispatch_serialirr_onwrite): New.
 418         * libitm_i.h: Same.
 419
 420 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 421
 422         * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
 423         * query.cc (_ITM_getTransactionId): There is no active transaction if
 424         the current nesting level is zero.
 425
 426 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 427
 428         * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
 429         rollback.
 430
 431 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 432
 433         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
 434         transaction properties from the caller instead of from the
 435         transaction object.
 436         * libitm_i.h: Same.
 437         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 438
 439 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 440
 441         * local.cc (gtm_transaction::rollback_local): Support closed nesting.
 442         * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
 443         * dispatch.h: Same.
 444         * method-serial.cc: Same.
 445         * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
 446         flat nesting as default, and closed nesting on demand.
 447         (GTM::gtm_transaction::rollback): Same.
 448         (_ITM_abortTransaction): Same.
 449         (GTM::gtm_transaction::restart): Same.
 450         (GTM::gtm_transaction::trycommit): Same.
 451         (GTM::gtm_transaction::trycommit_and_finalize): Removed.
 452         (choose_code_path): New.
 453         (GTM::gtm_transaction_cp::save): New.
 454         (GTM::gtm_transaction_cp::commit): New.
 455         * query.cc (_ITM_inTransaction): Support flat nesting.
 456         * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
 457         (GTM::gtm_transaction): Support flat and closed nesting.
 458         * alloc.cc (commit_allocations_2): New.
 459         (commit_cb_data): New helper struct.
 460         (GTM::gtm_transaction::commit_allocations): Handle nested
 461         commits/rollbacks.
 462         * libitm.texi: Update user action section, add description of nesting.
 463
 464 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 465
 466         * libitm_i.h: Add closed nesting as restart reason.
 467         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 468
 469 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 470
 471         * useraction.cc: Use vector instead of list to store actions.
 472         Also support partial rollbacks for closed nesting.
 473         * libitm_i.h (GTM::gtm_transaction::user_action): Same.
 474         * beginend.cc: Same.
 475
 476 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 477
 478         * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
 479         closed_nesting flags, as well as a closed nesting alternative.
 480         * method-serial.cc: Same.
 481         (serial_dispatch): Renamed to serialirr_dispatch.
 482         (GTM::dispatch_serialirr): Same.
 483         (serial_dispatch_ul): Renamed to serial_dispatch.
 484         (GTM::dispatch_serial): Same.
 485
 486 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 487
 488         * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
 489
 490 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 491
 492         * aatree.h (aa_tree::remove): New.
 493         (aa_tree::operator new): Add placement new.
 494
 495 2011-07-02  Torvald Riegel  <triegel@redhat.com>
 496
 497         * containers.h: New file.
 498         * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
 499         * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
 500         * common.h: ... to here.
 501         (local_undo): Use GTM::vector for gtm_transaction::local_undo.
 502         * local.cc: Same.
 503
 504 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 505
 506         * libitm_i.h (STATE_ABORTING): Remove.
 507         * beginend.cc (_ITM_abortTransaction): Same.
 508         (GTM::gtm_transaction::trycommit_and_finalize): Same.
 509         * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
 510         (_ITM_rollbackTransaction): Remove.
 511         * beginend.cc: Same.
 512         * libitm.map: Same.
 513         * libitm.texi: Document these ABI changes.
 514
 515 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 516
 517         * libitm.texi: New file.
 518         * Makefile.am: Add libitm.texi.
 519         * Makefile.in: Rebuild.
 520
 521 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 522
 523         * libitm_i.h: Move parts to common.h and dispatch.h.
 524         * common.h: New file.
 525         * dispatch.h: New file, new dispatch class.
 526         Rename GTM::abi_dispatch::lock_type to ls_modifier.
 527         RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
 528         * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
 529         decision to retry.cc.
 530         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
 531         only.
 532         (GTM::gtm_transaction::decide_begin_dispatch): Same.
 533         * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
 534         logging.
 535         * barrier.cc: Use new barriers definitions.
 536         (abi_dispatch::memmove_overlap_check): New.
 537         * config/x86/x86_sse.cc: Same.
 538         * config/x86/x86_avx.cc: Same.
 539         * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
 540         memcpy.cc.
 541         * Makefile.in: Rebuild.
 542         * method-readonly.cc: Remove.
 543         * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
 544         Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
 545
 546 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 547
 548         * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
 549         * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
 550         * testsuite/libitm.c/dropref-2.c: Same.
 551         * testsuite/libitm.c/dropref.c: Same.
 552
 553 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 554
 555         * config/generic/tls.h (gtm_disp): Rename to abi_disp.
 556         * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
 557         * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
 558         * alloc_c.cc: Same.
 559         * barrier.tpl: Same.
 560         * beginend.c: Same.
 561         * config/generic/tls.h: Same.
 562         * config/x86/tls.h: Same.
 563         * libitm_i.h: Same.
 564         * memcpy.cc: Same.
 565         * memset.cc: Same.
 566         * method-readonly.cc: Same.
 567         * method-serial.cc: Same.
 568         * method-wbetl.cc: Same.
 569         * retry.cc: Same.
 570
 571 2011-03-03  Richard Henderson  <rth@redhat.com>
 572
 573         * config/posix/rwlock.cc (write_upgrade): Add missing case.
 574         From Patrik Marlier <patrick.marlier@unine.ch>.
 575
 576 2011-02-03  Richard Henderson  <rth@redhat.com>
 577
 578         * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
 579         * configure.ac: Use it.
 580         * configure, config.h.in: Rebuild.
 581         * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
 582         (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
 583         _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
 584         * libitm.map: Use wildcards to match size_t mangling.
 585
 586 2010-12-14  Richard Henderson  <rth@redhat.com>
 587
 588         * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
 589         blocks of TIDs per thread.
 590         * config/generic/tls.h (struct gtm_thread): Add local_tid member.
 591         (setup_gtm_thr): Return the thread structure.
 592         * config/x86/tls.h (setup_gtm_thr): Likewise.
 593
 594 2010-12-14  Richard Henderson  <rth@redhat.com>
 595
 596         * clone.cc (table_lock): Remove.
 597         (find_clone): Don't take it.
 598         (ExcludeTransaction): New helper class.
 599         (_ITM_registerTMCloneTable): Use it.
 600         (_ITM_deregisterTMCloneTable): Likewise.
 601
 602 2010-12-14  Richard Henderson  <rth@redhat.com>
 603
 604         * config/x86/tls.h: New file.
 605
 606 2010-07-15  Richard Henderson  <rth@redhat.com>
 607
 608         * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
 609         * Makefile.in: Rebuild.
 610
 611 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
 612
 613         * method-wbetl.cc (trydropreference): Fix source line.
 614
 615 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
 616
 617         * libitm.h: Add comment.
 618         * libitm_i.h (begin_transaction): Add ITM_REGPARM.
 619
 620 2010-07-07  Aldy Hernandez  <aldyh@redhat.com>
 621
 622         * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
 623         * beginend.cc (begin_transaction): If 64-bit sync builtins are not
 624         available, use pthread mutexes.
 625         * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
 626         * config.h.in: Regenerate.
 627         * configure: Regenerate.
 628
 629 2010-07-06  Aldy Hernandez  <aldyh@redhat.com>
 630
 631         * libitm.h (ITM_PURE): Define.
 632         Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
 633
 634 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
 635
 636         * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
 637         (validate): Add comment.
 638         (trydropreference): New.
 639         * method-readonly.cc (class readonly_dispatch): Add
 640         trydropreference.
 641         * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
 642         Call trydropreference().
 643         * libitm.h (_ITM_dropReferences): Remove const attribute.
 644         * method-serial.cc (class serial_dispatch): Add trydropreference.
 645         * libitm_i.h (struct gtm_dispatch): Add trydropreference.
 646
 647 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
 648
 649         * memcpy.cc (do_memcpy): Comment.
 650
 651 2010-06-25  Aldy Hernandez  <aldyh@redhat.com>
 652
 653         * barrier.tpl: Add comments throughout.
 654
 655 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
 656
 657         * method-wbetl.cc (struct w_entry): Add comments.
 658         (trycommit): Same.
 659         (rollback): Same.
 660
 661 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
 662
 663         * alloc_c.cc (_ITM_dropReferences): New.
 664         * libitm.map (_ITM_dropReferences): Add.
 665         * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
 666         * libitm_i.h (struct gtm_transaction): Declare
 667         drop_references_allocations and drop_references_local.
 668         * local.cc (rollback_local): Ignore memory when applicable.
 669         (drop_references_local): New.
 670
 671 2010-06-23  Richard Henderson  <rth@redhat.com>
 672
 673         * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
 674         memset.cc, method-serial.cc: Revert the 2010-06-16 change.
 675         * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
 676         * config/alpha/target.h: Likewise.
 677         * config/generic/tls.cc (gtm_mask_stack): Use it.
 678
 679 2010-06-23  Richard Henderson  <rth@redhat.com>
 680
 681         * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
 682         a mutex instead of trying a lock-free compare-and-swap on the list.
 683         (gtm_cacheline_page::operator delete): Likewise.
 684
 685 2010-06-16  Richard Henderson  <rth@redhat.com>
 686
 687         * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
 688         that overlap the libitm stack.
 689         * barrier.tpl: Mark incoming stack.
 690         * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
 691         _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
 692         * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
 693         * memcpy.cc, memset.cc: Likewise.
 694         * method-serial.cc (_ITM_changeTransactionMode): Likewise.
 695         * config/generic/tls.h (gtm_thread): Add stack_top member.
 696         (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
 697         * libitm_i.h (gtm_mask_stack): Declare.
 698         * config/generic/tls.cc: New file.
 699         * Makefile.am (libitm_la_SOURCES): Add it.
 700         (AM_CXXFLAGS): Turn off exceptions.
 701         * Makefile.in: Rebuild.
 702
 703 2010-06-16  Richard Henderson  <rth@redhat.com>
 704
 705         * alloc.cc (struct gtm_alloc_action): Move definition ...
 706         * libitm_i.h: ... here.
 707         (class gtm_transaction): Declare new and delete.
 708         * beginend.cc (alloc_tx): Reformulate as operator new.
 709         (free_tx): Reformulate as operator delete.
 710         * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
 711
 712 2010-06-11  Richard Henderson  <rth@redhat.com>
 713
 714         * clone.cc (clone_entry_compare): Fix typo.
 715         From Patrik Marlier <patrick.marlier@unine.ch>.
 716
 717 2010-05-13  Richard Henderson  <rth@redhat.com>
 718
 719         * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
 720         in extern "C".
 721
 722 2010-05-07  Aldy Hernandez  <aldyh@redhat.com>
 723
 724         * libitm_i.h (struct gtm_transaction): Remove
 725         get_allocation_size.
 726         (record_allocation): Remove size parameter.
 727         * libitm.map (_ITM_realloc): Remove.
 728         * alloc_c.cc (_ITM_realloc): Remove.
 729         (_ITM_malloc): Remove size argument to record_allocation.
 730         (_ITM_calloc): Same.
 731         * alloc_cpp.cc (_ZGTtnwm): Same.
 732         (_ZGTtnwmRKSt9nothrow_t): Same.
 733         (_ZGTtnam): Same.
 734         (_ZGTtnamRKSt9nothrow_t): Same.
 735         * alloc.cc (struct gtm_alloc_action): Remove size.
 736         (get_allocation_size): Remove.
 737         (commit_allocations): Add comment.
 738         (record_allocation): Remove size parameter.
 739         (forget_allocation): Remove set of size.
 740
 741 2010-04-19  Aldy Hernandez  <aldyh@redhat.com>
 742
 743         * Makefile.am (abi_version): New.
 744         (AM_CXXFLAGS): Pass abi_version.
 745         * Makefile.in: Regenerate.
 746         * config/x86/unaligned.h: Remove always_inline kludge for vectors.
 747
 748 2010-04-06  Aldy Hernandez  <aldyh@redhat.com>
 749
 750         * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
 751         _ITM_getTMCloneOrIrrevokable.
 752         * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
 753         * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
 754
 755 2010-03-26  Aldy Hernandez  <aldyh@redhat.com>
 756
 757         * configure.ac: Remove Linux futex support.
 758         * configure.tgt (config_path): Same.
 759         * Makefile.am: Same.
 760         * config/linux: Remove entire directory.
 761         * configure: Rebuild.
 762         * Makefile.in: Rebuild.
 763         * testsuite/Makefile.in: Rebuild.
 764
 765 2010-03-09  Aldy Hernandez  <aldyh@redhat.com>
 766
 767         * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
 768         switching to serial mode.
 769         * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
 770
 771 2010-03-03  Aldy Hernandez  <aldyh@redhat.com>
 772
 773         * configure.tgt: Add emacs -*- tags.
 774         * barrier.tpl: Same.
 775
 776 2010-02-23  Aldy Hernandez  <aldyh@redhat.com>
 777
 778         * Makefile.am: Rename serial.cc to method-serial.cc.
 779         * Makefile.in: Regenerate with automake 1.11.1.
 780         * testsuite/Makefile.in: Same.
 781         * aclocal.m4: Regenerate with aclocal 1.11.1.
 782         * method-serial.cc: Rename from serial.cc.
 783         * libitm_i.h (struct gtm_transaction): Update comment on
 784         serialirr_mode.
 785
 786 2010-02-22  Aldy Hernandez  <aldyh@redhat.com>
 787
 788         * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
 789         * config/linux/rwlock.h (class gtm_rwlock): Add comments.
 790
 791 2010-02-11  Aldy Hernandez  <aldyh@redhat.com>
 792
 793         * configure: Rebuild.
 794
 795 2009-11-12  Richard Henderson  <rth@redhat.com>
 796
 797         * Rewrite everything in C++.
 798
 799 2009-11-03  Richard Henderson  <rth@redhat.com>
 800
 801         * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
 802         * Makefile.am (libitm_la_SOURCES): Add them.
 803         * configure.ac (ARCH_X86): New conditional.
 804         * Makefile.in, configure: Rebuild.
 805         * configure.tgt: Set up ARCH; do cflags setup at the same time.
 806         Move futex setup into "other system configury" case.
 807         * local.c (rollback_local): Merge into ...
 808         (GTM_rollback_local): ... here.
 809         (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
 810         (_ITM_LB): Define as an alias to GTM_LB.
 811
 812 2009-11-03  Richard Henderson  <rth@redhat.com>
 813
 814         * method-readonly.c: New file.
 815         * Makefile.am (libitm_la_SOURCES): Add it.
 816         * Makefile.in: Rebuild.
 817         * beginend.c (gtm_stmlock_array, gtm_clock): New.
 818         (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
 819         * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
 820         (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
 821         gtm_stmlock_set_owned, gtm_stmlock_get_addr,
 822         gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
 823         gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
 824         gtm_get_clock, gtm_inc_clock): New.
 825         * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
 826         LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
 827         LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
 828         locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
 829         replace uses with new libitm_i.h symbols.
 830         (dispatch_wbetl): Rename from wbetl_dispatch.
 831         * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
 832         away from dispatch_readonly; abort if the beginTransaction call
 833         asserted that the transaction was readonly.
 834
 835 2009-11-03  Richard Henderson  <rth@redhat.com>
 836
 837         * memset.c: New file.
 838         * Makefile.am (libitm_la_SOURCES): Add it.
 839         * Makefile.in: Rebuild.
 840         * testsuite/libitm.c/memset-1.c: New.
 841
 842 2009-11-03  Richard Henderson  <rth@redhat.com>
 843
 844         * dispatch.c: Remove file.
 845         * useraction.c (struct gtm_user_action): Move from libitm.h.
 846         * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
 847         (serial_memset, serial_memmove, serial_memcpy): Remove.
 848         (serial_W*, serial_R*): Remove.
 849         (serial_dispatch): Update to match.
 850         * configure.ac: Move Werror down below configure checks.  Don't
 851         check for sys/loadavg.h, do check for malloc.h.  Don't check for
 852         getloadavg and clock_gettime; do check for memalign, posix_memalign.
 853         Use GCC_AC_FUNC_MMAP_BLACKLIST
 854         * libitm.h: Split out all internal items to...
 855         * libitm_i.h: ... here.  New file.
 856         * copymask.c: New file.
 857         * local.c (struct gtm_local_undo): Move from libitm.h.
 858         (GTM_alloc_local): Rename from alloc_local; export.
 859         * memcpy.c: New file.
 860         * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
 861         * config/posix/page.c: New file.
 862         * config/posix/target_tls.h: Remove file.
 863         * barrier.c: New file.
 864         * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
 865         copymask.c, page.c.
 866         * alloc.c (struct gtm_alloc_action): Move from libitm.h.
 867         * method-wbetl.c: Rewrite for new cacheline methods.
 868         * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
 869
 870         * config/alpha/sjlj.S: Fix typo.
 871         * config/alpha/target_i.h: Copy functions from alpha/target.h.
 872         * config/alpha/copymask.c: New file.
 873         * config/alpha/target.h (CACHELINE_SIZE): New.
 874         (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
 875
 876         * config/x86/target_i.h: Copy functions from x86/target.h.
 877         * config/x86/copymask.c: New file.
 878         * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
 879         (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
 880         (PAGE_SIZE, FIXED_PAGE_SIZE): New.
 881         * config/x86/target_tls.h: Move contents to target_i.h.
 882
 883         * testsuite/libitm.c/clone-1.c: Include libitm.h.
 884         * testsuite/libitm.c/memcpy-1.c: New.
 885
 886 2009-10-22  Richard Henderson  <rth@redhat.com>
 887
 888         * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
 889         (AM_CCASFLAGS): New.
 890         * configure.ac: Add AM_PROG_AS.  Use m4_rename_force for
 891         saving/restoring _AC_ARG_VAR_PRECIOUS.
 892         * Makefile.in, aclocal.m4, config.h.in, configure,
 893         testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
 894
 895 2009-10-22  Richard Henderson  <rth@redhat.com>
 896
 897         * testsuite/*: Update for new compiler syntax.
 898
 899 2009-10-21  Richard Henderson  <rth@redhat.com>
 900
 901         * libitm.h (_ITM_abortReason): Add outerAbort.
 902
 903 2009-08-03  Richard Henderson  <rth@redhat.com>
 904
 905         * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
 906         _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
 907         * method-wbetl.c (struct w_entry): Remove mask.
 908         (wbetl_write, wbetl_load): Return pointer to word containing the data;
 909         adjust all callers.
 910
 911 2009-07-22  Richard Henderson  <rth@redhat.com>
 912
 913         * eh_cpp.c: New file.
 914         * Makefile.am (libitm_la_SOURCES): Add it.
 915         * Makefile.in: Rebuild.
 916         * beginend.c (GTM_rollback_transaction): Undo exception state.
 917         (GTM_trycommit_transaction): Mark inline.
 918         (GTM_trycommit_and_finalize_transaction): Split out from ...
 919         (_ITM_commitTransaction): ... here.
 920         (_ITM_commitTransactionEH): New function.
 921         * libitm.h (struct gtm_transaction): Add cxa_catch_count,
 922         cxa_unthrown, eh_in_flight; reorder.
 923
 924         * testsuite/libitm.c++/c++.exp: New.
 925         * testsuite/libitm.c++/eh-1.C: New.
 926
 927         * aatree.c (aa_free): Remove REGPARM.
 928         * aatree.h: Remove all REGPARM.
 929
 930 2009-07-18  Richard Henderson  <rth@redhat.com>
 931
 932         * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
 933         * Makefile.am (libitm_la_SOURCES): Add them.
 934         * Makefile.in: Rebuild.
 935         * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
 936         (GTM_trycommit_transaction): Likewise.
 937         * libitm.h: Include aatree.h
 938         (struct gtm_alloc_action): New.
 939         (struct gtm_transaction): Add alloc_actions.
 940         (GTM_record_allocation, GTM_forget_allocation): Declare.
 941         (GTM_get_allocation_size, GTM_commit_allocations): Declare.
 942         * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
 943         _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
 944         _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
 945         _ZGTtdaPvRKSt9nothrow_t): Export.
 946
 947 2009-07-18  Richard Henderson  <rth@redhat.com>
 948
 949         * target_tls.h: Move ...
 950         * config/posix/target_tls.h: ... here.
 951
 952 2009-07-07  Richard Henderson  <rth@redhat.com>
 953
 954         * config/x86/target.h (atomic_write_barrier): Use sfence if available.
 955
 956 2009-07-07  Richard Henderson  <rth@redhat.com>
 957
 958         * Update to GPL3.
 959
 960 2009-07-07  Richard Henderson  <rth@redhat.com>
 961
 962         * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
 963         * beginend.c (global_tid): Widen to _ITM_transactionId_t.
 964
 965         * configure.tgt: Don't use -ftls-model for x86 linux.
 966         * libitm.h: Include target.h after standard includes.
 967         (_gtm_thr): Rename from gtm_thr.
 968         (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
 969         (gtm_disp, set_gtm_disp): New.
 970         * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
 971         retry.c, serial.c, useraction.c: Use accessor functions throughout.
 972         * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
 973
 974 2009-07-07  Richard Henderson  <rth@redhat.com>
 975
 976         * config/linux/rwlock.c (EZ): New define.  Use it throughout.
 977
 978 2009-07-06  Richard Henderson  <rth@redhat.com>
 979
 980         * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
 981         (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
 982         (_ITM_beginTransaction): Take variadic arguments.
 983         (_ITM_registerThrownObject): Declare.
 984         * beginend.c, serial.c: Update.
 985         * libitm.map: Add _ITM_registerThrownObject.
 986
 987 2009-01-28  Richard Henderson  <rth@redhat.com>
 988
 989         * Makefile.am (libitm_la_SOURCES): Add clone.c.
 990         * Makefile.in: Rebuild.
 991         * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
 992         (GTM_restart_transaction): Fix uninstrumented code check.
 993         * retry.c (GTM_decide_retry_strategy): Add serial check.
 994         * serial.c (GTM_serialmode): Add irrevokable variable.  Don't
 995         automatically go irrevokable when in serial mode.
 996         * clone.c: New file.
 997         * libitm.h, libitm.map: Update.
 998
 999 2009-01-27  Richard Henderson  <rth@redhat.com>
1000
1001         * Makefile.am (LTCCASCOMPILE): Define.
1002         (libitm_la_SOURCES): Add methid-wbetl.c.
1003         * testsuite/Makefile.am: New
1004         * configure.ac: Add testsuite/Makefile.
1005         * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1006         * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1007         (_ITM_abortTransaction): Finalize implementation method; pass
1008         transaction properties to longjmp.
1009         (GTM_restart_transaction): Split out from ...
1010         (_ITM_commitTransaction): ... here.
1011         * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1012         Move to config/x86/target.h.
1013         * config/linux/alpha/futex_bits.h: New.
1014         * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1015         * config/x86/target.h: Disable target types for 32-bit.
1016         * config/alpha/sjlj.S, config/alpha/target.h: New.
1017         * libitm.h (struct gtm_dispatch): Add init, fini.
1018         (enum restart_reason): New.
1019         (struct gtm_transaction): Add method and restarts.
1020         * retry.c (GTM_decide_retry_strategy): Implement.
1021         * serial.c (serial_init, serial_fini): New.
1022         (GTM_serialmode): Finialize outgoing method.
1023         * method-wbetl.c: New.
1024
1025 2008-12-09  Richard Henderson  <rth@redhat.com>
1026
1027         * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1028         * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1029         * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1030         * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1031         (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1032         (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1033         * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1034         * serial.c (serial_R##T, serial_W##T): Likewise.
1035
1036 2008-11-21  Richard Henderson  <rth@redhat.com>
1037
1038         * Initial commit.