libitm/ChangeLog

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