libitm/ChangeLog

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