libitm/ChangeLog

   1 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
   2
   3         * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
   4         * testsuite/libitm.c/memset-1.c: Likewise.
   5
   6 2011-11-21  Andreas Tobler  <andreast@fgznet.ch>
   7
   8         * configure: Regenerate.
   9
  10 2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  11
  12         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
  13         (LIBITM_ENABLE_SYMVERS): Handle sun style.
  14         * Makefile.am: Handle sun style versioning.
  15         (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
  16         * configure: Regenerate.
  17         * Makefile.in: Regenerate.
  18
  19 2011-11-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  20
  21         * config/generic/asmcfi.h: Fix comment.
  22         * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
  23         sequence without .hidden support, error for non-ELF targets.
  24         (GTM_longjmp) [__ELF__]: Only use .hidden if
  25         HAVE_ATTRIBUTE_VISIBILITY.
  26
  27 2011-11-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  28
  29         * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
  30         _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
  31         Dummy functions.
  32         * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
  33         __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
  34
  35 2011-11-16  Uros Bizjak  <ubizjak@gmail.com>
  36
  37         PR bootstrap/51098
  38         * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
  39         * configure: Regenerate.
  40
  41 2011-11-14  H.J. Lu  <hongjiu.lu@intel.com>
  42
  43         * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
  44
  45 2011-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  46
  47         * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
  48         .hidden.
  49         (.note.GNU-stack): Only use if __linux__.
  50         * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
  51         * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
  52         * testsuite/libitm.c/reentrant.c: Likewise.
  53         * testsuite/libitm.c/simple-2.c: Likewise.
  54         * testsuite/libitm.c/txrelease.c: Likewise.
  55         * testsuite/libitm.c++/static_ctor.C: Likewise.
  56
  57 2011-11-10  Richard Henderson  <rth@redhat.com>
  58
  59         * config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
  60         * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
  61         * configure.ac (ARCH_X86_AVX): New conditional.
  62         * Makefile.in, configure: Rebuild.
  63
  64 2011-11-09  Richard Henderson  <rth@redhat.com>
  65
  66         * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
  67         * configure.ac: Use it.
  68         * config.h.in, configure: Rebuild.
  69         * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
  70
  71 2011-11-09  Richard Henderson  <rth@redhat.com>
  72
  73         * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
  74         * config/alpha/unaligned.h: Remove file.
  75         * config/generic/unaligned.h: Remove file.
  76         * config/x86/unaligned.h: Remove file.
  77         * config/generic/cachepage.h: Remove file.
  78         * config/posix/cachepage.cc: Remove file.
  79         * config/generic/cacheline.cc: Remove file.
  80         * config/x86/cacheline.cc: Remove file.
  81         * config/generic/cacheline.h (gtm_cacheline): Remove the
  82         store_mask, copy_mask, copy_mask_wb methods.
  83         * config/x86/cacheline.h: Likewise.
  84         * config/alpha/cacheline.h: Fall back to generic after setting size.
  85         * config/generic/tls.cc (gtm_mask_stack): Remove.
  86         * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
  87         (GTM_vpalignr_table): Remove.
  88         * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
  89         (GTM_pshift_table): Remove.
  90         * config/libitm_i.h: Don't include cachepage.h.
  91         * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
  92         * Makefile.in, testsuite/Makefile.in: Rebuild.
  93
  94 2011-11-09  Richard Henderson  <rth@redhat.com>
  95
  96         * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
  97         to emit branch prediction hint.
  98
  99         * config/x86/sjlj.S: Protect elf directives with __ELF__.
 100         Protect .note.GNU-stack with __linux__.
 101
 102         * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
 103         * configure, aclocal.m4, config.h.in: Rebuild.
 104         * config/generic/asmcfi.h: New file.
 105         * config/x86/sjlj.S: Use it.
 106
 107 2011-11-08  Richard Henderson  <rth@redhat.com>
 108
 109         * local.cc (_ITM_LB): Use a normal call, not a function alias.
 110
 111 2011-11-08  Richard Henderson  <rth@redhat.com>
 112
 113         * configure.tgt: Test correct directory for supported cpus.
 114
 115         * configure.ac: Exit if unsupported.
 116         * configure: Rebuild.
 117         * configure.tgt: Delete boilerplate from libgomp for unsupported
 118         targets.  Set UNSUPPORTED for unsupported targets.
 119
 120 2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 121
 122         * configure.tgt: Handle i386 like i[456]86.
 123         * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
 124         take address.
 125         * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
 126         !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
 127
 128 2011-11-05  Aldy Hernandez  <aldyh@redhat.com>
 129
 130         * method-wbetl.cc: Update copyright notice.
 131         * aatree.cc: Same.
 132         * util.cc: Same.
 133         * libitm.h: Same.
 134         * memset.cc: Same.
 135         * eh_cpp.cc: Same.
 136         * barrier.tpl: Same.
 137         * useraction.cc: Same.
 138         * stmlock.h: Same.
 139         * memcpy.cc: Same.
 140         * common.h: Same.
 141         * config/generic/tls.cc: Same.
 142         * config/generic/cacheline.h: Same.
 143         * config/generic/cachepage.h: Same.
 144         * config/generic/cacheline.cc: Same.
 145         * config/generic/unaligned.h: Same.
 146         * config/x86/cacheline.h: Same.
 147         * config/x86/cacheline.cc: Same.
 148         * config/x86/unaligned.h: Same.
 149         * config/alpha/cacheline.h: Same.
 150         * config/alpha/unaligned.h: Same.
 151         * config/alpha/sjlj.S: Same.
 152         * config/posix/cachepage.cc: Same.
 153         * config/linux/futex.h: Same.
 154         * config/linux/alpha/futex_bits.h: Same.
 155
 156 2011-11-04  Torvald Riegel  <triegel@redhat.com>
 157
 158         * libitm.texi: No cover text and invariant sections.
 159
 160 2011-11-03  Richard Henderson  <rth@redhat.com>
 161
 162         * local_type_traits: New file.
 163         * libitm_i.h: Use it.  Use C headers, not C++ wrappers.
 164
 165 2011-11-03  Richard Henderson  <rth@redhat.com>
 166
 167         * configure.ac: Don't test for gfortran.
 168         * configure: Rebuild.
 169
 170         * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
 171         * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
 172
 173 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 174
 175         * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
 176         * testsuite/libitm.c/memset-1.c: Same.
 177         * testsuite/libitm.c/c.exp: Same.
 178         * testsuite/lib/libitm-dg.exp: Same.
 179         * testsuite/lib/libitm.exp: Same.
 180         * testsuite/libitm.c++/c++.exp: Same.
 181
 182 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 183
 184         * testsuite/config/default.exp: Update copyright date.
 185         * configure.ac: Add copyright info.
 186         * configure.tgt: Same.
 187
 188 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 189
 190         * testsuite/libitm.c/reentrant.c: XFAIL.
 191         * testsuite/libitm.c++/static_ctor.C: XFAIL.
 192
 193 2011-10-29  Torvald Riegel  <triegel@redhat.com>
 194
 195         * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
 196         handle aborts.
 197         (_ITM_abortTransaction): Handle aborts of outer transactions.
 198         * libitm_i.h: Same.
 199         * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
 200         * libitm.texi: Document aborts of outer transactions.
 201         * testsuite/libitm.c/cancel.c: New file.
 202
 203 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 204
 205         * testsuite/*: Change __transaction to __transaction_atomic or
 206         __transaction_relaxed.
 207
 208 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 209
 210         * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
 211         (gtm_thr): Same.
 212
 213 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 214
 215         * libitm_i.h: Add gl_wt dispatch.
 216         * retry.cc (parse_default_method): Same.
 217         * method-gl.cc: New file.
 218         * Makefile.am: Use method-gl.cc.
 219         * Makefile.in: Rebuild.
 220
 221 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 222
 223         * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
 224         safety if requested by a TM method.
 225         * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
 226         privatization safety.
 227         * method-serial.cc: Same.
 228
 229 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 230
 231         * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
 232         (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
 233         undolog-related member functions from *_local to *_undolog.
 234         * local.cc (gtm_thread::commit_undolog): Same.
 235         * beginend.cc (GTM::gtm_thread::trycommit): Same.
 236         (GTM::gtm_thread::rollback): Roll back undolog before
 237         dispatch-specific rollback.
 238
 239 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 240
 241         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
 242         re-initialization of the current method group.
 243         * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
 244
 245 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 246
 247         * alloc.cc (commit_allocations_2): Do not free transaction-local
 248         memory when committing a nested transaction.
 249
 250 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 251
 252         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
 253         serial-irrevocable dispatch, not serial.
 254
 255 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 256
 257         * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
 258         declarations.
 259         * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
 260         * method-serial.cc: Implement begin_or_restart().
 261         * beginend.cc (GTM::gtm_thread::begin_transaction): Call
 262         dispatch-specific begin_or_restart().
 263         (GTM::gtm_thread::restart): Same.
 264
 265 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 266
 267         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
 268         restarting without switching to serial mode.
 269         (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
 270         transaction state. Choose closed-nesting alternative if available.
 271         (GTM::gtm_thread::set_default_dispatch): New.
 272         (parse_default_method): New.
 273         (GTM::gtm_thread::number_of_threads_changed): New.
 274         * method-serial.cc (GTM::serial_mg): New method group class.
 275         (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
 276         fini.
 277         (GTM::serial_dispatch): Same.
 278         (GTM::serialirr_onwrite_dispatch): Same.
 279         (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
 280         * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
 281         registered threads.
 282         (GTM::gtm_thread::gtm_thread): Same.
 283         (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
 284         (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
 285         (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
 286         choose dispatch but set state according to dispatch here.
 287         * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
 288         (GTM::method_group): New class.
 289         (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
 290         * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
 291         * libitm.texi: Document TM methods, method groups, method life cycle.
 292         Rename method sets to method groups.
 293
 294 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 295
 296         * config/x86/tls.h: Moved to ...
 297         * config/linux/x86/tls.h: ... here.
 298
 299 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 300
 301         * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
 302         Add X32 support.
 303         * config/x86/sjlj.S: Same.
 304
 305 2011-08-19  Torvald Riegel  <triegel@redhat.com>
 306
 307         * config/linux/rwlock.h: New file.
 308         * config/linux/rwlock.c: New file.
 309         * configure.ac: Reenable futex support (undo SVN rev 157758).
 310         * Makefile.am: Same.
 311         * configure.tgt: Same.
 312         * config/linux/alpha/futex_bits.h: Same.
 313         * config/linux/futex.h: Same. Return number of woken processes.
 314         * config/linux/futex.cc: Same.
 315         (futex_wait): Remove spinning.
 316         * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
 317         Use __x86_64__ instead of __LP64__.
 318         * aclocal.m4: Include generic futex checks.
 319         * configure: Rebuild.
 320         * Makefile.in: Rebuild.
 321         * testsuite/Makefile.in: Rebuild.
 322         * beginend.cc: Include pthread.h.
 323         * config/posix/cachepage.cc: Same.
 324
 325 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 326
 327         * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 328         (abi_disp, set_abi_disp): Move to tx's TLS slot.
 329         (set_gtm_thr): New.
 330         * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 331         (set_gtm_thr): New.
 332         (GTM::gtm_thread::thread_num): Removed.
 333         (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
 334         * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
 335         tx-to-thread renaming.
 336         * beginend.cc: Adapted to tx-to-thread renaming.
 337         (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
 338         (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
 339         * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
 340         gtm_transaction to gtm_thread.
 341         (_ITM_getThreadnum): Removed. Not supported anymore.
 342         * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
 343         * libitm.texi: Documented that _ITM_getThreadnum is not supported.
 344         * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
 345         gtm_tx-to-gtm_thr renaming if necessary.
 346         * eh_cpp.cc: Same.
 347         * local.cc: Same.
 348         * retry.cc: Same.
 349         * clone.cc: Same.
 350         * alloc.cc: Same.
 351         * alloc_c.cc: Same.
 352         * alloc_cpp.cc: Same.
 353         * method-serial.cc: Same.
 354         * config/generic/tls.cc: Same.
 355         * config/posix/rwlock.h (gtm_rwlock): Same.
 356         * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
 357
 358 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 359
 360         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
 361         implementation.
 362         (gtm_rwlock::read_unlock): Same.
 363         (gtm_rwlock::write_lock_generic): New. Generalized from ...
 364         (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
 365         * libitm_i.h (GTM::gtm_transaction): Added shared_state.
 366         * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
 367         w_upgrade. Replaced by per-transaction flags (in shared_state).
 368         Added c_confirmed_writers.
 369         (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
 370         GTM::gtm_rwlock::write_upgrade): Add tx parameter.
 371         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 372         * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
 373         * beginend.cc (GTM::gtm_transaction::begin_transaction,
 374         _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
 375         * libitm.texi: Document locking conventions and implementations in
 376         libitm.
 377
 378 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 379
 380         * libitm_i.h (next_tx): Add list of all threads' transaction.
 381         * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
 382         transaction with list of transactions and ...
 383         (thread_exit_handler): ... deregister here.
 384         * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
 385         * config/x86/target.h: Same.
 386
 387 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 388
 389         * testsuite/libitm.c++/static_ctor.C: New file.
 390
 391 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 392
 393         * testsuite/libitm.c/reentrant.c: New file.
 394
 395 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 396
 397         * config/generic/tls.h: Remove the free list for transactions and ...
 398         * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
 399         (GTM::gtm_transaction::operator delete): ... and release here.
 400         (thread_exit_handler): New. Delete tx when thread terminates.
 401         (thread_exit_init): New.
 402         (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
 403         * testsuite/libitm.c/txrelease.c: New file.
 404
 405 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 406
 407         * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
 408         * testsuite/libitm.c/notx.c: New file.
 409
 410 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 411
 412         * config/generic/tls.h (gtm_thread): Move local_tid from here ...
 413         * libitm_i.h (local_tid): ... to here.
 414         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 415         (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
 416
 417 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 418
 419         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
 420         serialirr_onwrite_dispatch as new default for now.
 421         * method-serial.cc (serialirr_onwrite_dispatch): New.
 422         (GTM::dispatch_serialirr_onwrite): New.
 423         * libitm_i.h: Same.
 424
 425 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 426
 427         * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
 428         * query.cc (_ITM_getTransactionId): There is no active transaction if
 429         the current nesting level is zero.
 430
 431 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 432
 433         * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
 434         rollback.
 435
 436 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 437
 438         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
 439         transaction properties from the caller instead of from the
 440         transaction object.
 441         * libitm_i.h: Same.
 442         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 443
 444 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 445
 446         * local.cc (gtm_transaction::rollback_local): Support closed nesting.
 447         * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
 448         * dispatch.h: Same.
 449         * method-serial.cc: Same.
 450         * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
 451         flat nesting as default, and closed nesting on demand.
 452         (GTM::gtm_transaction::rollback): Same.
 453         (_ITM_abortTransaction): Same.
 454         (GTM::gtm_transaction::restart): Same.
 455         (GTM::gtm_transaction::trycommit): Same.
 456         (GTM::gtm_transaction::trycommit_and_finalize): Removed.
 457         (choose_code_path): New.
 458         (GTM::gtm_transaction_cp::save): New.
 459         (GTM::gtm_transaction_cp::commit): New.
 460         * query.cc (_ITM_inTransaction): Support flat nesting.
 461         * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
 462         (GTM::gtm_transaction): Support flat and closed nesting.
 463         * alloc.cc (commit_allocations_2): New.
 464         (commit_cb_data): New helper struct.
 465         (GTM::gtm_transaction::commit_allocations): Handle nested
 466         commits/rollbacks.
 467         * libitm.texi: Update user action section, add description of nesting.
 468
 469 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 470
 471         * libitm_i.h: Add closed nesting as restart reason.
 472         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 473
 474 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 475
 476         * useraction.cc: Use vector instead of list to store actions.
 477         Also support partial rollbacks for closed nesting.
 478         * libitm_i.h (GTM::gtm_transaction::user_action): Same.
 479         * beginend.cc: Same.
 480
 481 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 482
 483         * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
 484         closed_nesting flags, as well as a closed nesting alternative.
 485         * method-serial.cc: Same.
 486         (serial_dispatch): Renamed to serialirr_dispatch.
 487         (GTM::dispatch_serialirr): Same.
 488         (serial_dispatch_ul): Renamed to serial_dispatch.
 489         (GTM::dispatch_serial): Same.
 490
 491 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 492
 493         * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
 494
 495 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 496
 497         * aatree.h (aa_tree::remove): New.
 498         (aa_tree::operator new): Add placement new.
 499
 500 2011-07-02  Torvald Riegel  <triegel@redhat.com>
 501
 502         * containers.h: New file.
 503         * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
 504         * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
 505         * common.h: ... to here.
 506         (local_undo): Use GTM::vector for gtm_transaction::local_undo.
 507         * local.cc: Same.
 508
 509 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 510
 511         * libitm_i.h (STATE_ABORTING): Remove.
 512         * beginend.cc (_ITM_abortTransaction): Same.
 513         (GTM::gtm_transaction::trycommit_and_finalize): Same.
 514         * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
 515         (_ITM_rollbackTransaction): Remove.
 516         * beginend.cc: Same.
 517         * libitm.map: Same.
 518         * libitm.texi: Document these ABI changes.
 519
 520 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 521
 522         * libitm.texi: New file.
 523         * Makefile.am: Add libitm.texi.
 524         * Makefile.in: Rebuild.
 525
 526 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 527
 528         * libitm_i.h: Move parts to common.h and dispatch.h.
 529         * common.h: New file.
 530         * dispatch.h: New file, new dispatch class.
 531         Rename GTM::abi_dispatch::lock_type to ls_modifier.
 532         RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
 533         * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
 534         decision to retry.cc.
 535         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
 536         only.
 537         (GTM::gtm_transaction::decide_begin_dispatch): Same.
 538         * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
 539         logging.
 540         * barrier.cc: Use new barriers definitions.
 541         (abi_dispatch::memmove_overlap_check): New.
 542         * config/x86/x86_sse.cc: Same.
 543         * config/x86/x86_avx.cc: Same.
 544         * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
 545         memcpy.cc.
 546         * Makefile.in: Rebuild.
 547         * method-readonly.cc: Remove.
 548         * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
 549         Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
 550
 551 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 552
 553         * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
 554         * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
 555         * testsuite/libitm.c/dropref-2.c: Same.
 556         * testsuite/libitm.c/dropref.c: Same.
 557
 558 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 559
 560         * config/generic/tls.h (gtm_disp): Rename to abi_disp.
 561         * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
 562         * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
 563         * alloc_c.cc: Same.
 564         * barrier.tpl: Same.
 565         * beginend.c: Same.
 566         * config/generic/tls.h: Same.
 567         * config/x86/tls.h: Same.
 568         * libitm_i.h: Same.
 569         * memcpy.cc: Same.
 570         * memset.cc: Same.
 571         * method-readonly.cc: Same.
 572         * method-serial.cc: Same.
 573         * method-wbetl.cc: Same.
 574         * retry.cc: Same.
 575
 576 2011-03-03  Richard Henderson  <rth@redhat.com>
 577
 578         * config/posix/rwlock.cc (write_upgrade): Add missing case.
 579         From Patrik Marlier <patrick.marlier@unine.ch>.
 580
 581 2011-02-03  Richard Henderson  <rth@redhat.com>
 582
 583         * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
 584         * configure.ac: Use it.
 585         * configure, config.h.in: Rebuild.
 586         * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
 587         (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
 588         _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
 589         * libitm.map: Use wildcards to match size_t mangling.
 590
 591 2010-12-14  Richard Henderson  <rth@redhat.com>
 592
 593         * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
 594         blocks of TIDs per thread.
 595         * config/generic/tls.h (struct gtm_thread): Add local_tid member.
 596         (setup_gtm_thr): Return the thread structure.
 597         * config/x86/tls.h (setup_gtm_thr): Likewise.
 598
 599 2010-12-14  Richard Henderson  <rth@redhat.com>
 600
 601         * clone.cc (table_lock): Remove.
 602         (find_clone): Don't take it.
 603         (ExcludeTransaction): New helper class.
 604         (_ITM_registerTMCloneTable): Use it.
 605         (_ITM_deregisterTMCloneTable): Likewise.
 606
 607 2010-12-14  Richard Henderson  <rth@redhat.com>
 608
 609         * config/x86/tls.h: New file.
 610
 611 2010-07-15  Richard Henderson  <rth@redhat.com>
 612
 613         * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
 614         * Makefile.in: Rebuild.
 615
 616 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
 617
 618         * method-wbetl.cc (trydropreference): Fix source line.
 619
 620 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
 621
 622         * libitm.h: Add comment.
 623         * libitm_i.h (begin_transaction): Add ITM_REGPARM.
 624
 625 2010-07-07  Aldy Hernandez  <aldyh@redhat.com>
 626
 627         * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
 628         * beginend.cc (begin_transaction): If 64-bit sync builtins are not
 629         available, use pthread mutexes.
 630         * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
 631         * config.h.in: Regenerate.
 632         * configure: Regenerate.
 633
 634 2010-07-06  Aldy Hernandez  <aldyh@redhat.com>
 635
 636         * libitm.h (ITM_PURE): Define.
 637         Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
 638
 639 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
 640
 641         * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
 642         (validate): Add comment.
 643         (trydropreference): New.
 644         * method-readonly.cc (class readonly_dispatch): Add
 645         trydropreference.
 646         * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
 647         Call trydropreference().
 648         * libitm.h (_ITM_dropReferences): Remove const attribute.
 649         * method-serial.cc (class serial_dispatch): Add trydropreference.
 650         * libitm_i.h (struct gtm_dispatch): Add trydropreference.
 651
 652 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
 653
 654         * memcpy.cc (do_memcpy): Comment.
 655
 656 2010-06-25  Aldy Hernandez  <aldyh@redhat.com>
 657
 658         * barrier.tpl: Add comments throughout.
 659
 660 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
 661
 662         * method-wbetl.cc (struct w_entry): Add comments.
 663         (trycommit): Same.
 664         (rollback): Same.
 665
 666 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
 667
 668         * alloc_c.cc (_ITM_dropReferences): New.
 669         * libitm.map (_ITM_dropReferences): Add.
 670         * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
 671         * libitm_i.h (struct gtm_transaction): Declare
 672         drop_references_allocations and drop_references_local.
 673         * local.cc (rollback_local): Ignore memory when applicable.
 674         (drop_references_local): New.
 675
 676 2010-06-23  Richard Henderson  <rth@redhat.com>
 677
 678         * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
 679         memset.cc, method-serial.cc: Revert the 2010-06-16 change.
 680         * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
 681         * config/alpha/target.h: Likewise.
 682         * config/generic/tls.cc (gtm_mask_stack): Use it.
 683
 684 2010-06-23  Richard Henderson  <rth@redhat.com>
 685
 686         * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
 687         a mutex instead of trying a lock-free compare-and-swap on the list.
 688         (gtm_cacheline_page::operator delete): Likewise.
 689
 690 2010-06-16  Richard Henderson  <rth@redhat.com>
 691
 692         * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
 693         that overlap the libitm stack.
 694         * barrier.tpl: Mark incoming stack.
 695         * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
 696         _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
 697         * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
 698         * memcpy.cc, memset.cc: Likewise.
 699         * method-serial.cc (_ITM_changeTransactionMode): Likewise.
 700         * config/generic/tls.h (gtm_thread): Add stack_top member.
 701         (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
 702         * libitm_i.h (gtm_mask_stack): Declare.
 703         * config/generic/tls.cc: New file.
 704         * Makefile.am (libitm_la_SOURCES): Add it.
 705         (AM_CXXFLAGS): Turn off exceptions.
 706         * Makefile.in: Rebuild.
 707
 708 2010-06-16  Richard Henderson  <rth@redhat.com>
 709
 710         * alloc.cc (struct gtm_alloc_action): Move definition ...
 711         * libitm_i.h: ... here.
 712         (class gtm_transaction): Declare new and delete.
 713         * beginend.cc (alloc_tx): Reformulate as operator new.
 714         (free_tx): Reformulate as operator delete.
 715         * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
 716
 717 2010-06-11  Richard Henderson  <rth@redhat.com>
 718
 719         * clone.cc (clone_entry_compare): Fix typo.
 720         From Patrik Marlier <patrick.marlier@unine.ch>.
 721
 722 2010-05-13  Richard Henderson  <rth@redhat.com>
 723
 724         * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
 725         in extern "C".
 726
 727 2010-05-07  Aldy Hernandez  <aldyh@redhat.com>
 728
 729         * libitm_i.h (struct gtm_transaction): Remove
 730         get_allocation_size.
 731         (record_allocation): Remove size parameter.
 732         * libitm.map (_ITM_realloc): Remove.
 733         * alloc_c.cc (_ITM_realloc): Remove.
 734         (_ITM_malloc): Remove size argument to record_allocation.
 735         (_ITM_calloc): Same.
 736         * alloc_cpp.cc (_ZGTtnwm): Same.
 737         (_ZGTtnwmRKSt9nothrow_t): Same.
 738         (_ZGTtnam): Same.
 739         (_ZGTtnamRKSt9nothrow_t): Same.
 740         * alloc.cc (struct gtm_alloc_action): Remove size.
 741         (get_allocation_size): Remove.
 742         (commit_allocations): Add comment.
 743         (record_allocation): Remove size parameter.
 744         (forget_allocation): Remove set of size.
 745
 746 2010-04-19  Aldy Hernandez  <aldyh@redhat.com>
 747
 748         * Makefile.am (abi_version): New.
 749         (AM_CXXFLAGS): Pass abi_version.
 750         * Makefile.in: Regenerate.
 751         * config/x86/unaligned.h: Remove always_inline kludge for vectors.
 752
 753 2010-04-06  Aldy Hernandez  <aldyh@redhat.com>
 754
 755         * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
 756         _ITM_getTMCloneOrIrrevokable.
 757         * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
 758         * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
 759
 760 2010-03-26  Aldy Hernandez  <aldyh@redhat.com>
 761
 762         * configure.ac: Remove Linux futex support.
 763         * configure.tgt (config_path): Same.
 764         * Makefile.am: Same.
 765         * config/linux: Remove entire directory.
 766         * configure: Rebuild.
 767         * Makefile.in: Rebuild.
 768         * testsuite/Makefile.in: Rebuild.
 769
 770 2010-03-09  Aldy Hernandez  <aldyh@redhat.com>
 771
 772         * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
 773         switching to serial mode.
 774         * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
 775
 776 2010-03-03  Aldy Hernandez  <aldyh@redhat.com>
 777
 778         * configure.tgt: Add emacs -*- tags.
 779         * barrier.tpl: Same.
 780
 781 2010-02-23  Aldy Hernandez  <aldyh@redhat.com>
 782
 783         * Makefile.am: Rename serial.cc to method-serial.cc.
 784         * Makefile.in: Regenerate with automake 1.11.1.
 785         * testsuite/Makefile.in: Same.
 786         * aclocal.m4: Regenerate with aclocal 1.11.1.
 787         * method-serial.cc: Rename from serial.cc.
 788         * libitm_i.h (struct gtm_transaction): Update comment on
 789         serialirr_mode.
 790
 791 2010-02-22  Aldy Hernandez  <aldyh@redhat.com>
 792
 793         * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
 794         * config/linux/rwlock.h (class gtm_rwlock): Add comments.
 795
 796 2010-02-11  Aldy Hernandez  <aldyh@redhat.com>
 797
 798         * configure: Rebuild.
 799
 800 2009-11-12  Richard Henderson  <rth@redhat.com>
 801
 802         * Rewrite everything in C++.
 803
 804 2009-11-03  Richard Henderson  <rth@redhat.com>
 805
 806         * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
 807         * Makefile.am (libitm_la_SOURCES): Add them.
 808         * configure.ac (ARCH_X86): New conditional.
 809         * Makefile.in, configure: Rebuild.
 810         * configure.tgt: Set up ARCH; do cflags setup at the same time.
 811         Move futex setup into "other system configury" case.
 812         * local.c (rollback_local): Merge into ...
 813         (GTM_rollback_local): ... here.
 814         (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
 815         (_ITM_LB): Define as an alias to GTM_LB.
 816
 817 2009-11-03  Richard Henderson  <rth@redhat.com>
 818
 819         * method-readonly.c: New file.
 820         * Makefile.am (libitm_la_SOURCES): Add it.
 821         * Makefile.in: Rebuild.
 822         * beginend.c (gtm_stmlock_array, gtm_clock): New.
 823         (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
 824         * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
 825         (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
 826         gtm_stmlock_set_owned, gtm_stmlock_get_addr,
 827         gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
 828         gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
 829         gtm_get_clock, gtm_inc_clock): New.
 830         * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
 831         LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
 832         LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
 833         locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
 834         replace uses with new libitm_i.h symbols.
 835         (dispatch_wbetl): Rename from wbetl_dispatch.
 836         * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
 837         away from dispatch_readonly; abort if the beginTransaction call
 838         asserted that the transaction was readonly.
 839
 840 2009-11-03  Richard Henderson  <rth@redhat.com>
 841
 842         * memset.c: New file.
 843         * Makefile.am (libitm_la_SOURCES): Add it.
 844         * Makefile.in: Rebuild.
 845         * testsuite/libitm.c/memset-1.c: New.
 846
 847 2009-11-03  Richard Henderson  <rth@redhat.com>
 848
 849         * dispatch.c: Remove file.
 850         * useraction.c (struct gtm_user_action): Move from libitm.h.
 851         * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
 852         (serial_memset, serial_memmove, serial_memcpy): Remove.
 853         (serial_W*, serial_R*): Remove.
 854         (serial_dispatch): Update to match.
 855         * configure.ac: Move Werror down below configure checks.  Don't
 856         check for sys/loadavg.h, do check for malloc.h.  Don't check for
 857         getloadavg and clock_gettime; do check for memalign, posix_memalign.
 858         Use GCC_AC_FUNC_MMAP_BLACKLIST
 859         * libitm.h: Split out all internal items to...
 860         * libitm_i.h: ... here.  New file.
 861         * copymask.c: New file.
 862         * local.c (struct gtm_local_undo): Move from libitm.h.
 863         (GTM_alloc_local): Rename from alloc_local; export.
 864         * memcpy.c: New file.
 865         * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
 866         * config/posix/page.c: New file.
 867         * config/posix/target_tls.h: Remove file.
 868         * barrier.c: New file.
 869         * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
 870         copymask.c, page.c.
 871         * alloc.c (struct gtm_alloc_action): Move from libitm.h.
 872         * method-wbetl.c: Rewrite for new cacheline methods.
 873         * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
 874
 875         * config/alpha/sjlj.S: Fix typo.
 876         * config/alpha/target_i.h: Copy functions from alpha/target.h.
 877         * config/alpha/copymask.c: New file.
 878         * config/alpha/target.h (CACHELINE_SIZE): New.
 879         (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
 880
 881         * config/x86/target_i.h: Copy functions from x86/target.h.
 882         * config/x86/copymask.c: New file.
 883         * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
 884         (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
 885         (PAGE_SIZE, FIXED_PAGE_SIZE): New.
 886         * config/x86/target_tls.h: Move contents to target_i.h.
 887
 888         * testsuite/libitm.c/clone-1.c: Include libitm.h.
 889         * testsuite/libitm.c/memcpy-1.c: New.
 890
 891 2009-10-22  Richard Henderson  <rth@redhat.com>
 892
 893         * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
 894         (AM_CCASFLAGS): New.
 895         * configure.ac: Add AM_PROG_AS.  Use m4_rename_force for
 896         saving/restoring _AC_ARG_VAR_PRECIOUS.
 897         * Makefile.in, aclocal.m4, config.h.in, configure,
 898         testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
 899
 900 2009-10-22  Richard Henderson  <rth@redhat.com>
 901
 902         * testsuite/*: Update for new compiler syntax.
 903
 904 2009-10-21  Richard Henderson  <rth@redhat.com>
 905
 906         * libitm.h (_ITM_abortReason): Add outerAbort.
 907
 908 2009-08-03  Richard Henderson  <rth@redhat.com>
 909
 910         * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
 911         _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
 912         * method-wbetl.c (struct w_entry): Remove mask.
 913         (wbetl_write, wbetl_load): Return pointer to word containing the data;
 914         adjust all callers.
 915
 916 2009-07-22  Richard Henderson  <rth@redhat.com>
 917
 918         * eh_cpp.c: New file.
 919         * Makefile.am (libitm_la_SOURCES): Add it.
 920         * Makefile.in: Rebuild.
 921         * beginend.c (GTM_rollback_transaction): Undo exception state.
 922         (GTM_trycommit_transaction): Mark inline.
 923         (GTM_trycommit_and_finalize_transaction): Split out from ...
 924         (_ITM_commitTransaction): ... here.
 925         (_ITM_commitTransactionEH): New function.
 926         * libitm.h (struct gtm_transaction): Add cxa_catch_count,
 927         cxa_unthrown, eh_in_flight; reorder.
 928
 929         * testsuite/libitm.c++/c++.exp: New.
 930         * testsuite/libitm.c++/eh-1.C: New.
 931
 932         * aatree.c (aa_free): Remove REGPARM.
 933         * aatree.h: Remove all REGPARM.
 934
 935 2009-07-18  Richard Henderson  <rth@redhat.com>
 936
 937         * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
 938         * Makefile.am (libitm_la_SOURCES): Add them.
 939         * Makefile.in: Rebuild.
 940         * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
 941         (GTM_trycommit_transaction): Likewise.
 942         * libitm.h: Include aatree.h
 943         (struct gtm_alloc_action): New.
 944         (struct gtm_transaction): Add alloc_actions.
 945         (GTM_record_allocation, GTM_forget_allocation): Declare.
 946         (GTM_get_allocation_size, GTM_commit_allocations): Declare.
 947         * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
 948         _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
 949         _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
 950         _ZGTtdaPvRKSt9nothrow_t): Export.
 951
 952 2009-07-18  Richard Henderson  <rth@redhat.com>
 953
 954         * target_tls.h: Move ...
 955         * config/posix/target_tls.h: ... here.
 956
 957 2009-07-07  Richard Henderson  <rth@redhat.com>
 958
 959         * config/x86/target.h (atomic_write_barrier): Use sfence if available.
 960
 961 2009-07-07  Richard Henderson  <rth@redhat.com>
 962
 963         * Update to GPL3.
 964
 965 2009-07-07  Richard Henderson  <rth@redhat.com>
 966
 967         * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
 968         * beginend.c (global_tid): Widen to _ITM_transactionId_t.
 969
 970         * configure.tgt: Don't use -ftls-model for x86 linux.
 971         * libitm.h: Include target.h after standard includes.
 972         (_gtm_thr): Rename from gtm_thr.
 973         (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
 974         (gtm_disp, set_gtm_disp): New.
 975         * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
 976         retry.c, serial.c, useraction.c: Use accessor functions throughout.
 977         * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
 978
 979 2009-07-07  Richard Henderson  <rth@redhat.com>
 980
 981         * config/linux/rwlock.c (EZ): New define.  Use it throughout.
 982
 983 2009-07-06  Richard Henderson  <rth@redhat.com>
 984
 985         * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
 986         (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
 987         (_ITM_beginTransaction): Take variadic arguments.
 988         (_ITM_registerThrownObject): Declare.
 989         * beginend.c, serial.c: Update.
 990         * libitm.map: Add _ITM_registerThrownObject.
 991
 992 2009-01-28  Richard Henderson  <rth@redhat.com>
 993
 994         * Makefile.am (libitm_la_SOURCES): Add clone.c.
 995         * Makefile.in: Rebuild.
 996         * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
 997         (GTM_restart_transaction): Fix uninstrumented code check.
 998         * retry.c (GTM_decide_retry_strategy): Add serial check.
 999         * serial.c (GTM_serialmode): Add irrevokable variable.  Don't
1000         automatically go irrevokable when in serial mode.
1001         * clone.c: New file.
1002         * libitm.h, libitm.map: Update.
1003
1004 2009-01-27  Richard Henderson  <rth@redhat.com>
1005
1006         * Makefile.am (LTCCASCOMPILE): Define.
1007         (libitm_la_SOURCES): Add methid-wbetl.c.
1008         * testsuite/Makefile.am: New
1009         * configure.ac: Add testsuite/Makefile.
1010         * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1011         * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1012         (_ITM_abortTransaction): Finalize implementation method; pass
1013         transaction properties to longjmp.
1014         (GTM_restart_transaction): Split out from ...
1015         (_ITM_commitTransaction): ... here.
1016         * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1017         Move to config/x86/target.h.
1018         * config/linux/alpha/futex_bits.h: New.
1019         * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1020         * config/x86/target.h: Disable target types for 32-bit.
1021         * config/alpha/sjlj.S, config/alpha/target.h: New.
1022         * libitm.h (struct gtm_dispatch): Add init, fini.
1023         (enum restart_reason): New.
1024         (struct gtm_transaction): Add method and restarts.
1025         * retry.c (GTM_decide_retry_strategy): Implement.
1026         * serial.c (serial_init, serial_fini): New.
1027         (GTM_serialmode): Finialize outgoing method.
1028         * method-wbetl.c: New.
1029
1030 2008-12-09  Richard Henderson  <rth@redhat.com>
1031
1032         * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1033         * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1034         * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1035         * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1036         (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1037         (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1038         * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1039         * serial.c (serial_R##T, serial_W##T): Likewise.
1040
1041 2008-11-21  Richard Henderson  <rth@redhat.com>
1042
1043         * Initial commit.