libitm/ChangeLog

   1 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
   2
   3         Update copyright years.
   4
   5 2012-11-09  Torvald Riegel  <triegel@redhat.com>
   6
   7         * beginend.cc (htm_fastpath): New.
   8         (gtm_thread::begin_transaction, _ITM_commitTransaction,
   9         _ITM_commitTransactionEH): Add HTM fastpath handling.
  10         * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
  11         * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
  12         * config/x86/target.h (htm_available, htm_init, htm_begin_success,
  13         htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
  14         * configure.tgt: Add -mrtm to XCFLAGS.
  15         * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
  16         (gtm_thread::serialirr_mode): Add HTM fastpath handling.
  17         * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
  18         * retry.cc (parse_default_method): Add HTM method parsing.
  19         (gtm_thread::number_of_threads_changed): Use HTM by default if
  20         available.
  21
  22 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
  23
  24         * configure: Regenerate.
  25
  26 2012-10-31  Richard Henderson  <rth@redhat.com>
  27
  28         * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
  29         * configure.ac: Use it.
  30         * config.h.in, configure: Rebuild.
  31         * testsuite/Makefile.in: Rebuild.
  32
  33 2012-10-24  Torvald Riegel  <triegel@redhat.com>
  34
  35         * libitm.texi: Clarify ABI requirements for data-logging functions.
  36
  37 2012-10-24  Torvald Riegel  <triegel@redhat.com>
  38
  39         * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
  40         it requires serial mode instead of assuming that for certain
  41         dispatchs.
  42         * dispatch.h (abi_dispatch::requires_serial): New.
  43         (abi_dispatch::abi_dispatch): Adapt.
  44         * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
  45         * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
  46         * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
  47         serial_dispatch::serial_dispatch,
  48         serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
  49
  50 2012-10-02  Uros Bizjak  <ubizjak@gmail.com>
  51
  52         * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
  53         and ia32 declarations some more.
  54         * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
  55
  56 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
  57
  58         PR other/43620
  59         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
  60         * configure: Regenerate.
  61         * Makefile.in: Regenerate.
  62
  63 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
  64
  65         * configure: Regenerated.
  66
  67 2012-07-31  Uros Bizjak  <ubizjak@gmail.com>
  68
  69         * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
  70
  71 2012-05-21  Patrick Marlier  <patrick.marlier@gmail.com>
  72
  73         * eh_cpp.cc: Fix __cxa_end_catch declaration.
  74
  75 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
  76
  77         * configure: Regenerated.
  78
  79 2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>
  80
  81         PR libitm/52854
  82         * config/x86/target.h (gtm_jmpbuf): Replace long with long long
  83         for x86-64.
  84
  85 2012-04-03  Tristan Gingold  <gingold@adacore.com>
  86
  87         * configure: Regenerate.
  88
  89 2012-03-31  H.J. Lu  <hongjiu.lu@intel.com>
  90
  91         PR bootstrap/52812
  92         * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
  93
  94 2012-03-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
  95
  96         * testsuite/lib/libitm.exp: load fortran-modules.exp
  97
  98 2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  99
 100         * configure.tgt (*-*-irix6*): Remove.
 101
 102 2012-03-13  Torvald Riegel  <triegel@redhat.com>
 103
 104         PR libitm/52526
 105         * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
 106         wake-up.
 107
 108 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 109
 110         * configure.tgt (*-*-osf*): Remove.
 111         * configure: Regenerate.
 112
 113 2012-03-05  Torvald Riegel  <triegel@redhat.com>
 114
 115         * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
 116         memtransfer/memset if size isn't larger than zero.
 117
 118 2012-03-02  Torvald Riegel  <triegel@redhat.com>
 119
 120         * libitm.texi: Link to specification and add a usage example.
 121
 122 2012-02-24  Torvald Riegel  <triegel@redhat.com>
 123
 124         * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
 125         default dispatch for more than 1 thread to ml_wt.
 126
 127 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 128
 129         * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
 130
 131 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 132
 133         * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
 134
 135 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 136
 137         * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
 138         serial mode corner cases made obsolete by prior gtm_rwlock changes.
 139         (gl_wt_dispatch.rollback): Same.
 140
 141 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 142
 143         * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
 144
 145 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 146
 147         * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
 148         for RfW src.  Optimize number of calls to gtm_thr.
 149
 150 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 151
 152         * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
 153         acquisition to ...
 154         * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
 155         (default_dispatch): Make atomic.
 156         (GTM::gtm_thread::set_default_dispatch): Access atomically.
 157         (GTM::gtm_thread::decide_retry_strategy): Access atomically and
 158         use decide_begin_dispatch() if default_dispatch might have changed.
 159         (GTM::gtm_thread::number_of_threads_changed): Initialize
 160         default_dispatch here.
 161
 162 2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
 163             Patrick Marlier  <patrick.marlier@gmail.com>
 164
 165         PR libitm/52220
 166         * alloc_cpp.cc: No dummy definitions for darwin.
 167         * eh_cpp.cc: Likewise.
 168
 169 2012-02-14  Richard Henderson  <rth@redhat.com>
 170
 171         * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
 172
 173 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
 174
 175         * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
 176
 177 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 178
 179         * libitm_i.h (GTM::gtm_rwlog_entry): New.
 180         (GTM::gtm_thread): Add read and write logs.
 181         (GTM::dispatch_ml_wt): Declare.
 182         * retry.cc (parse_default_method): Support ml_wt.
 183         * method-ml.cc: New file.
 184         * Makefile.am: Add method-ml.cc.
 185         * Makefile.in: Regenerate.
 186
 187 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 188
 189         * dispatch.h (GTM::abi_dispatch::supports): New.
 190         (GTM::method_group::reinit): New.
 191         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
 192         (GTM::gtm_thread::number_of_threads_changed): Check that the method
 193         supports the current situation.
 194
 195 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 196
 197         * util.cc (GTM::xcalloc): New.
 198         * common.h (GTM::xcalloc): Declare.
 199
 200 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 201
 202         * config/sparc/target.h (cpu_relax): Read from CC register.
 203         * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
 204
 205 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
 206
 207         * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
 208
 209 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
 210
 211         * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
 212         * config/sparc/cacheline.h: New file.
 213         * config/sparc/target.h: Likewise.
 214         * config/sparc/sjlj.S: Likewise.
 215         * config/linux/sparc/futex_bits.h: Likewise.
 216
 217 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
 218
 219         * configure.ac (link_itm): Fix comment.
 220         * configure: Regenerate.
 221         * testsuite/lib/libitm.exp: Do not pass -litm for the link.
 222
 223 2012-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 224
 225         PR libitm/51822
 226         * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
 227         Correct libgomp references.
 228
 229 2012-01-24  Torvald Riegel  <triegel@redhat.com>
 230
 231         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
 232         wake-up.
 233
 234 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 235
 236         * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
 237         end of structure.
 238         * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
 239         offset values.  Do not copy return address.  Decrement stack
 240         by 56 bytes only.
 241         (GTM_longjump) [__x86_64__]: Update offset values.
 242
 243 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
 244
 245         PR libitm/51830
 246         * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
 247         the first function argument to %eax.
 248
 249 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 250
 251         * libitm.h (_ITM_getThreadnum): Remove.
 252         * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
 253
 254 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 255
 256         * clearcap.map: New file.
 257         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
 258         * configure.ac: Call it.
 259         Clear HWCAP_LDFLAGS if defaulting to -mavx.
 260         * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
 261         * configure: Regenerate.
 262         * Makefile.in: Regenerate.
 263         * testsuite/Makefile.in: Regenerate.
 264
 265 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 266
 267         PR libitm/51173
 268         * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
 269         include, exclude options.
 270
 271 2012-01-14  Torvald Riegel  <triegel@redhat.com>
 272
 273         * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
 274         rolling back.
 275         * containers.h (GTM::vector::set_size): New.
 276
 277 2012-01-14  Torvald Riegel  <triegel@redhat.com>
 278
 279         PR libitm/51855
 280         * config/generic/tls.h (GTM::mask_stack_top): New.
 281         (GTM::mask_stack_bottom): Declare.
 282         * config/generic/tls.c (GTM::mask_stack_bottom): New.
 283         * local.cc (gtm_undolog::rollback): Filter out any updates that
 284         overlap the libitm stack.  Add current transaction as parameter.
 285         * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
 286         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
 287         * testsuite/libitm.c/stackundo.c: New test.
 288
 289 2012-01-10  Richard Henderson  <rth@redhat.com>
 290
 291         * libitm_i.h (_Unwind_DeleteException): Declare weak.
 292         * eh_cpp.cc (_Unwind_DeleteException): Define for
 293         !HAVE_ELF_STYLE_WEAKREF.
 294
 295 2012-01-08  Torvald Riegel  <triegel@redhat.com>
 296
 297         * local.cc (GTM_LB): Use GTM::gtm_undolog.
 298         (GTM::gtm_thread::drop_references_undolog): Remove.
 299         (GTM::gtm_thread::commit_undolog,
 300         GTM::gtm_thread::rollback_undolog): Move to ...
 301         * libitm_i.h (GTM::gtm_undolog): ...here. New.
 302         (GTM::gtm_undolog_entry): Remove.
 303         (GTM::gtm_thread): Adapt.
 304         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
 305         (GTM::gtm_thread::trycommit): Adapt.
 306         * method-serial.cc (serial_dispatch::log): Adapt.
 307         * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
 308         (gl_wt_dispatch::store): Fix likely/unlikely.
 309         * containers.h (GTM::vector::resize): Add additional_capacity
 310         parameter and handle it.
 311         (GTM::vector::resize_noinline): New/adapt.
 312         (GTM::vector::push): New.
 313
 314 2012-01-06  Richard Henderson  <rth@redhat.com>
 315
 316         * configure.tgt: Support powerpc-linux and powerpc-darwin.
 317         * config/linux/powerpc/futex_bits.h: New file.
 318         * config/powerpc/cacheline.h: New file.
 319         * config/powerpc/sjlj.S: New file.
 320         * config/powerpc/target.h: New file.
 321         * config/generic/asmcfi.h (cfi_offset): New.
 322         (cfi_restore, cfi_undefined): New.
 323
 324 2012-01-05  Aldy Hernandez  <aldyh@redhat.com>
 325
 326         PR other/51171
 327         * testsuite/libitm.c/reentrant.c: Remove xfail.
 328         (thread): Pass x to pure().
 329         From Patrik Marlier <patrick.marlier@gmail.com>.
 330
 331 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 332
 333         * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
 334         privatization safety if already in serial mode.
 335
 336 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 337
 338         * beginend.cc (GTM::gtm_thread::restart): Add and handle
 339         finish_serial_upgrade parameter.
 340         * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
 341         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
 342         Don't unset reader flag.
 343         (GTM::gtm_rwlock::write_upgrade_finish): New.
 344         * config/posix/rwlock.cc: Same.
 345         * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
 346         Declare.
 347         * config/posix/rwlock.h: Same.
 348         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
 349         flag after commit or after rollback when restarting.
 350
 351 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 352
 353         * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
 354         (GTM::gtm_thread::try_commit): Changed memory order.
 355         * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
 356         as parameter.
 357         * config/linux/x86/futex_bits.h (sys_futex0): Same.
 358         * config/linux/sh/futex_bits.h (sys_futex0): Same.
 359         * config/linux/futex_bits.h (sys_futex0): Same.
 360         * config/linux/futex.cc (futex_wait, futex_wake): Same.
 361         * config/linux/futex.h (futex_wait, futex_wake): Same.
 362         * config/linux/rwlock.h (gtm_rwlock::writers,
 363         gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
 364         ints.
 365         * config/linux/rwlock.cc (gtm_rwlock::read_lock,
 366         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
 367         gtm_rwlock::write_unlock): Fix memory orders and fences.
 368         * config/posix/rwlock.cc (gtm_rwlock::read_lock,
 369         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
 370         gtm_rwlock::write_unlock): Same.
 371         * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
 372         * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
 373         gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
 374         Add comments.
 375         (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
 376         gl_wt_dispatch::load, gl_wt_dispatch::store,
 377         gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
 378         orders and fences.  Add comments.
 379
 380 2011-12-21  Jakub Jelinek  <jakub@redhat.com>
 381
 382         * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
 383         * Makefile.in: Regenerated.
 384
 385 2011-12-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 386
 387         * configure.tgt: Add sh* case.
 388         * config/sh/target.h: New file.
 389         * config/sh/sjlj.S: New file.
 390         * config/linux/sh/futex_bits.h: New file.
 391
 392 2011-12-14  Richard Henderson  <rth@redhat.com>
 393
 394         * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
 395         * config/arm/sjlj.S, config/arm/target.h: New files.
 396         * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
 397         (cfi_rel_offset): New.
 398         * config/linux/futex_bits.h: New file.
 399         * config/linux/futex.cc: Include futex_bits.h here...
 400         * config/linux/futex.h: ... not here.
 401         * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
 402         * configure.ac (ARCH_AM): New conditional.
 403         * Makefile.in, configure: Rebuild.
 404         * configure.tgt: Handle ARM.
 405
 406 2011-12-13  Richard Henderson  <rth@redhat.com>
 407
 408         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
 409         signed/unsigned comparison werror.
 410
 411         * local_atomic: New file.
 412         * libitm_i.h: Include it.
 413         (gtm_thread::shared_state): Use atomic template.
 414         * beginend.cc (GTM::gtm_clock): Use atomic template.
 415         (global_tid): Use atomic template if 64-bit atomics available.
 416         (gtm_thread::gtm_thread): Update shared_state access.
 417         (gtm_thread::trycommit): Likewise.
 418         (choose_code_path): Update global_tid access.
 419         * method-gl.cc (gl_mg::orec): Use atomic template.  Update all users.
 420         * stmlock.h (GTM::gtm_clock): Use atomic template.
 421         (gtm_get_clock, gtm_inc_clock): Update accesses.
 422         * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
 423         redundant __sync_synchronize after atomic shared_state access.
 424         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
 425         (gtm_rwlock::write_lock_generic): Likewise.
 426         (gtm_rwlock::read_unlock): Likewise.
 427         * config/alpha/target.h (atomic_read_barrier): Remove.
 428         (atomic_write_barrier): Remove.
 429         * config/x86/target.h (atomic_read_barrier): Remove.
 430         (atomic_write_barrier): Remove.
 431
 432 2011-11-30  Richard Henderson  <rth@redhat.com>
 433
 434         * libitm_i.h (GTM_longjmp): Swap first and second arguments.
 435         * beginend.c (_ITM_abortTransaction): Update to match.
 436         (GTM::gtm_thread::restart): Likewise.
 437         * config/alpha/sjlj.S (GTM_longjmp): Likewise.
 438         * config/x86/sjlj.S (GTM_longjmp): Likewise.
 439
 440 2011-11-23  Iain Sandoe  <iains@gcc.gnu.org>
 441
 442         * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
 443         * Makefile.in: Regenerate.
 444
 445 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
 446
 447         * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
 448         * alloc_cpp.cc: Generate dummy functions if we don't
 449         HAVE_ELF_STYLE_WEAKREF.
 450         * eh_cpp.cc: Likewise.
 451         * configure: Regenerate.
 452         * aclocal.m4:  Likewise.
 453         * config.h.in: Likewise.
 454         * Makefile.in: Likewise.
 455         * testsuite/Makefile.in: Likewise.
 456
 457 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
 458
 459         * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
 460         __USER_LABEL_PREFIX__ for targets that use it.
 461         (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
 462         (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
 463         in portability to non-elf targets.
 464         (GTM_longjmp): Likewise.
 465         * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
 466         where required.
 467
 468 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
 469
 470         * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
 471         * testsuite/libitm.c/memset-1.c: Likewise.
 472
 473 2011-11-21  Andreas Tobler  <andreast@fgznet.ch>
 474
 475         * configure: Regenerate.
 476
 477 2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 478
 479         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
 480         (LIBITM_ENABLE_SYMVERS): Handle sun style.
 481         * Makefile.am: Handle sun style versioning.
 482         (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
 483         * configure: Regenerate.
 484         * Makefile.in: Regenerate.
 485
 486 2011-11-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 487
 488         * config/generic/asmcfi.h: Fix comment.
 489         * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
 490         sequence without .hidden support, error for non-ELF targets.
 491         (GTM_longjmp) [__ELF__]: Only use .hidden if
 492         HAVE_ATTRIBUTE_VISIBILITY.
 493
 494 2011-11-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 495
 496         * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
 497         _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
 498         Dummy functions.
 499         * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
 500         __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
 501
 502 2011-11-16  Uros Bizjak  <ubizjak@gmail.com>
 503
 504         PR bootstrap/51098
 505         * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
 506         * configure: Regenerate.
 507
 508 2011-11-14  H.J. Lu  <hongjiu.lu@intel.com>
 509
 510         * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
 511
 512 2011-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 513
 514         * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
 515         .hidden.
 516         (.note.GNU-stack): Only use if __linux__.
 517         * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
 518         * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
 519         * testsuite/libitm.c/reentrant.c: Likewise.
 520         * testsuite/libitm.c/simple-2.c: Likewise.
 521         * testsuite/libitm.c/txrelease.c: Likewise.
 522         * testsuite/libitm.c++/static_ctor.C: Likewise.
 523
 524 2011-11-10  Richard Henderson  <rth@redhat.com>
 525
 526         * config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
 527         * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
 528         * configure.ac (ARCH_X86_AVX): New conditional.
 529         * Makefile.in, configure: Rebuild.
 530
 531 2011-11-09  Richard Henderson  <rth@redhat.com>
 532
 533         * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
 534         * configure.ac: Use it.
 535         * config.h.in, configure: Rebuild.
 536         * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
 537
 538 2011-11-09  Richard Henderson  <rth@redhat.com>
 539
 540         * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
 541         * config/alpha/unaligned.h: Remove file.
 542         * config/generic/unaligned.h: Remove file.
 543         * config/x86/unaligned.h: Remove file.
 544         * config/generic/cachepage.h: Remove file.
 545         * config/posix/cachepage.cc: Remove file.
 546         * config/generic/cacheline.cc: Remove file.
 547         * config/x86/cacheline.cc: Remove file.
 548         * config/generic/cacheline.h (gtm_cacheline): Remove the
 549         store_mask, copy_mask, copy_mask_wb methods.
 550         * config/x86/cacheline.h: Likewise.
 551         * config/alpha/cacheline.h: Fall back to generic after setting size.
 552         * config/generic/tls.cc (gtm_mask_stack): Remove.
 553         * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
 554         (GTM_vpalignr_table): Remove.
 555         * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
 556         (GTM_pshift_table): Remove.
 557         * config/libitm_i.h: Don't include cachepage.h.
 558         * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
 559         * Makefile.in, testsuite/Makefile.in: Rebuild.
 560
 561 2011-11-09  Richard Henderson  <rth@redhat.com>
 562
 563         * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
 564         to emit branch prediction hint.
 565
 566         * config/x86/sjlj.S: Protect elf directives with __ELF__.
 567         Protect .note.GNU-stack with __linux__.
 568
 569         * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
 570         * configure, aclocal.m4, config.h.in: Rebuild.
 571         * config/generic/asmcfi.h: New file.
 572         * config/x86/sjlj.S: Use it.
 573
 574 2011-11-08  Richard Henderson  <rth@redhat.com>
 575
 576         * local.cc (_ITM_LB): Use a normal call, not a function alias.
 577
 578 2011-11-08  Richard Henderson  <rth@redhat.com>
 579
 580         * configure.tgt: Test correct directory for supported cpus.
 581
 582         * configure.ac: Exit if unsupported.
 583         * configure: Rebuild.
 584         * configure.tgt: Delete boilerplate from libgomp for unsupported
 585         targets.  Set UNSUPPORTED for unsupported targets.
 586
 587 2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 588
 589         * configure.tgt: Handle i386 like i[456]86.
 590         * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
 591         take address.
 592         * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
 593         !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
 594
 595 2011-11-05  Aldy Hernandez  <aldyh@redhat.com>
 596
 597         * method-wbetl.cc: Update copyright notice.
 598         * aatree.cc: Same.
 599         * util.cc: Same.
 600         * libitm.h: Same.
 601         * memset.cc: Same.
 602         * eh_cpp.cc: Same.
 603         * barrier.tpl: Same.
 604         * useraction.cc: Same.
 605         * stmlock.h: Same.
 606         * memcpy.cc: Same.
 607         * common.h: Same.
 608         * config/generic/tls.cc: Same.
 609         * config/generic/cacheline.h: Same.
 610         * config/generic/cachepage.h: Same.
 611         * config/generic/cacheline.cc: Same.
 612         * config/generic/unaligned.h: Same.
 613         * config/x86/cacheline.h: Same.
 614         * config/x86/cacheline.cc: Same.
 615         * config/x86/unaligned.h: Same.
 616         * config/alpha/cacheline.h: Same.
 617         * config/alpha/unaligned.h: Same.
 618         * config/alpha/sjlj.S: Same.
 619         * config/posix/cachepage.cc: Same.
 620         * config/linux/futex.h: Same.
 621         * config/linux/alpha/futex_bits.h: Same.
 622
 623 2011-11-04  Torvald Riegel  <triegel@redhat.com>
 624
 625         * libitm.texi: No cover text and invariant sections.
 626
 627 2011-11-03  Richard Henderson  <rth@redhat.com>
 628
 629         * local_type_traits: New file.
 630         * libitm_i.h: Use it.  Use C headers, not C++ wrappers.
 631
 632 2011-11-03  Richard Henderson  <rth@redhat.com>
 633
 634         * configure.ac: Don't test for gfortran.
 635         * configure: Rebuild.
 636
 637         * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
 638         * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
 639
 640 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 641
 642         * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
 643         * testsuite/libitm.c/memset-1.c: Same.
 644         * testsuite/libitm.c/c.exp: Same.
 645         * testsuite/lib/libitm-dg.exp: Same.
 646         * testsuite/lib/libitm.exp: Same.
 647         * testsuite/libitm.c++/c++.exp: Same.
 648
 649 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 650
 651         * testsuite/config/default.exp: Update copyright date.
 652         * configure.ac: Add copyright info.
 653         * configure.tgt: Same.
 654
 655 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 656
 657         * testsuite/libitm.c/reentrant.c: XFAIL.
 658         * testsuite/libitm.c++/static_ctor.C: XFAIL.
 659
 660 2011-10-29  Torvald Riegel  <triegel@redhat.com>
 661
 662         * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
 663         handle aborts.
 664         (_ITM_abortTransaction): Handle aborts of outer transactions.
 665         * libitm_i.h: Same.
 666         * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
 667         * libitm.texi: Document aborts of outer transactions.
 668         * testsuite/libitm.c/cancel.c: New file.
 669
 670 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 671
 672         * testsuite/*: Change __transaction to __transaction_atomic or
 673         __transaction_relaxed.
 674
 675 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 676
 677         * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
 678         (gtm_thr): Same.
 679
 680 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 681
 682         * libitm_i.h: Add gl_wt dispatch.
 683         * retry.cc (parse_default_method): Same.
 684         * method-gl.cc: New file.
 685         * Makefile.am: Use method-gl.cc.
 686         * Makefile.in: Rebuild.
 687
 688 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 689
 690         * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
 691         safety if requested by a TM method.
 692         * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
 693         privatization safety.
 694         * method-serial.cc: Same.
 695
 696 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 697
 698         * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
 699         (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
 700         undolog-related member functions from *_local to *_undolog.
 701         * local.cc (gtm_thread::commit_undolog): Same.
 702         * beginend.cc (GTM::gtm_thread::trycommit): Same.
 703         (GTM::gtm_thread::rollback): Roll back undolog before
 704         dispatch-specific rollback.
 705
 706 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 707
 708         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
 709         re-initialization of the current method group.
 710         * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
 711
 712 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 713
 714         * alloc.cc (commit_allocations_2): Do not free transaction-local
 715         memory when committing a nested transaction.
 716
 717 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 718
 719         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
 720         serial-irrevocable dispatch, not serial.
 721
 722 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 723
 724         * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
 725         declarations.
 726         * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
 727         * method-serial.cc: Implement begin_or_restart().
 728         * beginend.cc (GTM::gtm_thread::begin_transaction): Call
 729         dispatch-specific begin_or_restart().
 730         (GTM::gtm_thread::restart): Same.
 731
 732 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 733
 734         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
 735         restarting without switching to serial mode.
 736         (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
 737         transaction state. Choose closed-nesting alternative if available.
 738         (GTM::gtm_thread::set_default_dispatch): New.
 739         (parse_default_method): New.
 740         (GTM::gtm_thread::number_of_threads_changed): New.
 741         * method-serial.cc (GTM::serial_mg): New method group class.
 742         (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
 743         fini.
 744         (GTM::serial_dispatch): Same.
 745         (GTM::serialirr_onwrite_dispatch): Same.
 746         (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
 747         * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
 748         registered threads.
 749         (GTM::gtm_thread::gtm_thread): Same.
 750         (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
 751         (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
 752         (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
 753         choose dispatch but set state according to dispatch here.
 754         * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
 755         (GTM::method_group): New class.
 756         (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
 757         * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
 758         * libitm.texi: Document TM methods, method groups, method life cycle.
 759         Rename method sets to method groups.
 760
 761 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 762
 763         * config/x86/tls.h: Moved to ...
 764         * config/linux/x86/tls.h: ... here.
 765
 766 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 767
 768         * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
 769         Add X32 support.
 770         * config/x86/sjlj.S: Same.
 771
 772 2011-08-19  Torvald Riegel  <triegel@redhat.com>
 773
 774         * config/linux/rwlock.h: New file.
 775         * config/linux/rwlock.c: New file.
 776         * configure.ac: Reenable futex support (undo SVN rev 157758).
 777         * Makefile.am: Same.
 778         * configure.tgt: Same.
 779         * config/linux/alpha/futex_bits.h: Same.
 780         * config/linux/futex.h: Same. Return number of woken processes.
 781         * config/linux/futex.cc: Same.
 782         (futex_wait): Remove spinning.
 783         * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
 784         Use __x86_64__ instead of __LP64__.
 785         * aclocal.m4: Include generic futex checks.
 786         * configure: Rebuild.
 787         * Makefile.in: Rebuild.
 788         * testsuite/Makefile.in: Rebuild.
 789         * beginend.cc: Include pthread.h.
 790         * config/posix/cachepage.cc: Same.
 791
 792 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 793
 794         * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 795         (abi_disp, set_abi_disp): Move to tx's TLS slot.
 796         (set_gtm_thr): New.
 797         * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 798         (set_gtm_thr): New.
 799         (GTM::gtm_thread::thread_num): Removed.
 800         (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
 801         * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
 802         tx-to-thread renaming.
 803         * beginend.cc: Adapted to tx-to-thread renaming.
 804         (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
 805         (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
 806         * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
 807         gtm_transaction to gtm_thread.
 808         (_ITM_getThreadnum): Removed. Not supported anymore.
 809         * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
 810         * libitm.texi: Documented that _ITM_getThreadnum is not supported.
 811         * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
 812         gtm_tx-to-gtm_thr renaming if necessary.
 813         * eh_cpp.cc: Same.
 814         * local.cc: Same.
 815         * retry.cc: Same.
 816         * clone.cc: Same.
 817         * alloc.cc: Same.
 818         * alloc_c.cc: Same.
 819         * alloc_cpp.cc: Same.
 820         * method-serial.cc: Same.
 821         * config/generic/tls.cc: Same.
 822         * config/posix/rwlock.h (gtm_rwlock): Same.
 823         * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
 824
 825 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 826
 827         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
 828         implementation.
 829         (gtm_rwlock::read_unlock): Same.
 830         (gtm_rwlock::write_lock_generic): New. Generalized from ...
 831         (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
 832         * libitm_i.h (GTM::gtm_transaction): Added shared_state.
 833         * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
 834         w_upgrade. Replaced by per-transaction flags (in shared_state).
 835         Added c_confirmed_writers.
 836         (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
 837         GTM::gtm_rwlock::write_upgrade): Add tx parameter.
 838         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 839         * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
 840         * beginend.cc (GTM::gtm_transaction::begin_transaction,
 841         _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
 842         * libitm.texi: Document locking conventions and implementations in
 843         libitm.
 844
 845 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 846
 847         * libitm_i.h (next_tx): Add list of all threads' transaction.
 848         * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
 849         transaction with list of transactions and ...
 850         (thread_exit_handler): ... deregister here.
 851         * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
 852         * config/x86/target.h: Same.
 853
 854 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 855
 856         * testsuite/libitm.c++/static_ctor.C: New file.
 857
 858 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 859
 860         * testsuite/libitm.c/reentrant.c: New file.
 861
 862 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 863
 864         * config/generic/tls.h: Remove the free list for transactions and ...
 865         * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
 866         (GTM::gtm_transaction::operator delete): ... and release here.
 867         (thread_exit_handler): New. Delete tx when thread terminates.
 868         (thread_exit_init): New.
 869         (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
 870         * testsuite/libitm.c/txrelease.c: New file.
 871
 872 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 873
 874         * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
 875         * testsuite/libitm.c/notx.c: New file.
 876
 877 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 878
 879         * config/generic/tls.h (gtm_thread): Move local_tid from here ...
 880         * libitm_i.h (local_tid): ... to here.
 881         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 882         (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
 883
 884 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 885
 886         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
 887         serialirr_onwrite_dispatch as new default for now.
 888         * method-serial.cc (serialirr_onwrite_dispatch): New.
 889         (GTM::dispatch_serialirr_onwrite): New.
 890         * libitm_i.h: Same.
 891
 892 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 893
 894         * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
 895         * query.cc (_ITM_getTransactionId): There is no active transaction if
 896         the current nesting level is zero.
 897
 898 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 899
 900         * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
 901         rollback.
 902
 903 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 904
 905         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
 906         transaction properties from the caller instead of from the
 907         transaction object.
 908         * libitm_i.h: Same.
 909         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 910
 911 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 912
 913         * local.cc (gtm_transaction::rollback_local): Support closed nesting.
 914         * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
 915         * dispatch.h: Same.
 916         * method-serial.cc: Same.
 917         * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
 918         flat nesting as default, and closed nesting on demand.
 919         (GTM::gtm_transaction::rollback): Same.
 920         (_ITM_abortTransaction): Same.
 921         (GTM::gtm_transaction::restart): Same.
 922         (GTM::gtm_transaction::trycommit): Same.
 923         (GTM::gtm_transaction::trycommit_and_finalize): Removed.
 924         (choose_code_path): New.
 925         (GTM::gtm_transaction_cp::save): New.
 926         (GTM::gtm_transaction_cp::commit): New.
 927         * query.cc (_ITM_inTransaction): Support flat nesting.
 928         * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
 929         (GTM::gtm_transaction): Support flat and closed nesting.
 930         * alloc.cc (commit_allocations_2): New.
 931         (commit_cb_data): New helper struct.
 932         (GTM::gtm_transaction::commit_allocations): Handle nested
 933         commits/rollbacks.
 934         * libitm.texi: Update user action section, add description of nesting.
 935
 936 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 937
 938         * libitm_i.h: Add closed nesting as restart reason.
 939         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 940
 941 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 942
 943         * useraction.cc: Use vector instead of list to store actions.
 944         Also support partial rollbacks for closed nesting.
 945         * libitm_i.h (GTM::gtm_transaction::user_action): Same.
 946         * beginend.cc: Same.
 947
 948 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 949
 950         * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
 951         closed_nesting flags, as well as a closed nesting alternative.
 952         * method-serial.cc: Same.
 953         (serial_dispatch): Renamed to serialirr_dispatch.
 954         (GTM::dispatch_serialirr): Same.
 955         (serial_dispatch_ul): Renamed to serial_dispatch.
 956         (GTM::dispatch_serial): Same.
 957
 958 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 959
 960         * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
 961
 962 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 963
 964         * aatree.h (aa_tree::remove): New.
 965         (aa_tree::operator new): Add placement new.
 966
 967 2011-07-02  Torvald Riegel  <triegel@redhat.com>
 968
 969         * containers.h: New file.
 970         * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
 971         * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
 972         * common.h: ... to here.
 973         (local_undo): Use GTM::vector for gtm_transaction::local_undo.
 974         * local.cc: Same.
 975
 976 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 977
 978         * libitm_i.h (STATE_ABORTING): Remove.
 979         * beginend.cc (_ITM_abortTransaction): Same.
 980         (GTM::gtm_transaction::trycommit_and_finalize): Same.
 981         * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
 982         (_ITM_rollbackTransaction): Remove.
 983         * beginend.cc: Same.
 984         * libitm.map: Same.
 985         * libitm.texi: Document these ABI changes.
 986
 987 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 988
 989         * libitm.texi: New file.
 990         * Makefile.am: Add libitm.texi.
 991         * Makefile.in: Rebuild.
 992
 993 2011-06-30  Torvald Riegel  <triegel@redhat.com>
 994
 995         * libitm_i.h: Move parts to common.h and dispatch.h.
 996         * common.h: New file.
 997         * dispatch.h: New file, new dispatch class.
 998         Rename GTM::abi_dispatch::lock_type to ls_modifier.
 999         RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1000         * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1001         decision to retry.cc.
1002         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1003         only.
1004         (GTM::gtm_transaction::decide_begin_dispatch): Same.
1005         * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1006         logging.
1007         * barrier.cc: Use new barriers definitions.
1008         (abi_dispatch::memmove_overlap_check): New.
1009         * config/x86/x86_sse.cc: Same.
1010         * config/x86/x86_avx.cc: Same.
1011         * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1012         memcpy.cc.
1013         * Makefile.in: Rebuild.
1014         * method-readonly.cc: Remove.
1015         * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1016         Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1017
1018 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1019
1020         * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1021         * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1022         * testsuite/libitm.c/dropref-2.c: Same.
1023         * testsuite/libitm.c/dropref.c: Same.
1024
1025 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1026
1027         * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1028         * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1029         * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1030         * alloc_c.cc: Same.
1031         * barrier.tpl: Same.
1032         * beginend.c: Same.
1033         * config/generic/tls.h: Same.
1034         * config/x86/tls.h: Same.
1035         * libitm_i.h: Same.
1036         * memcpy.cc: Same.
1037         * memset.cc: Same.
1038         * method-readonly.cc: Same.
1039         * method-serial.cc: Same.
1040         * method-wbetl.cc: Same.
1041         * retry.cc: Same.
1042
1043 2011-03-03  Richard Henderson  <rth@redhat.com>
1044
1045         * config/posix/rwlock.cc (write_upgrade): Add missing case.
1046         From Patrik Marlier <patrick.marlier@unine.ch>.
1047
1048 2011-02-03  Richard Henderson  <rth@redhat.com>
1049
1050         * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1051         * configure.ac: Use it.
1052         * configure, config.h.in: Rebuild.
1053         * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1054         (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1055         _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1056         * libitm.map: Use wildcards to match size_t mangling.
1057
1058 2010-12-14  Richard Henderson  <rth@redhat.com>
1059
1060         * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1061         blocks of TIDs per thread.
1062         * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1063         (setup_gtm_thr): Return the thread structure.
1064         * config/x86/tls.h (setup_gtm_thr): Likewise.
1065
1066 2010-12-14  Richard Henderson  <rth@redhat.com>
1067
1068         * clone.cc (table_lock): Remove.
1069         (find_clone): Don't take it.
1070         (ExcludeTransaction): New helper class.
1071         (_ITM_registerTMCloneTable): Use it.
1072         (_ITM_deregisterTMCloneTable): Likewise.
1073
1074 2010-12-14  Richard Henderson  <rth@redhat.com>
1075
1076         * config/x86/tls.h: New file.
1077
1078 2010-07-15  Richard Henderson  <rth@redhat.com>
1079
1080         * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1081         * Makefile.in: Rebuild.
1082
1083 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
1084
1085         * method-wbetl.cc (trydropreference): Fix source line.
1086
1087 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
1088
1089         * libitm.h: Add comment.
1090         * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1091
1092 2010-07-07  Aldy Hernandez  <aldyh@redhat.com>
1093
1094         * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1095         * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1096         available, use pthread mutexes.
1097         * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1098         * config.h.in: Regenerate.
1099         * configure: Regenerate.
1100
1101 2010-07-06  Aldy Hernandez  <aldyh@redhat.com>
1102
1103         * libitm.h (ITM_PURE): Define.
1104         Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1105
1106 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
1107
1108         * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1109         (validate): Add comment.
1110         (trydropreference): New.
1111         * method-readonly.cc (class readonly_dispatch): Add
1112         trydropreference.
1113         * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1114         Call trydropreference().
1115         * libitm.h (_ITM_dropReferences): Remove const attribute.
1116         * method-serial.cc (class serial_dispatch): Add trydropreference.
1117         * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1118
1119 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
1120
1121         * memcpy.cc (do_memcpy): Comment.
1122
1123 2010-06-25  Aldy Hernandez  <aldyh@redhat.com>
1124
1125         * barrier.tpl: Add comments throughout.
1126
1127 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
1128
1129         * method-wbetl.cc (struct w_entry): Add comments.
1130         (trycommit): Same.
1131         (rollback): Same.
1132
1133 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
1134
1135         * alloc_c.cc (_ITM_dropReferences): New.
1136         * libitm.map (_ITM_dropReferences): Add.
1137         * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1138         * libitm_i.h (struct gtm_transaction): Declare
1139         drop_references_allocations and drop_references_local.
1140         * local.cc (rollback_local): Ignore memory when applicable.
1141         (drop_references_local): New.
1142
1143 2010-06-23  Richard Henderson  <rth@redhat.com>
1144
1145         * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1146         memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1147         * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1148         * config/alpha/target.h: Likewise.
1149         * config/generic/tls.cc (gtm_mask_stack): Use it.
1150
1151 2010-06-23  Richard Henderson  <rth@redhat.com>
1152
1153         * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1154         a mutex instead of trying a lock-free compare-and-swap on the list.
1155         (gtm_cacheline_page::operator delete): Likewise.
1156
1157 2010-06-16  Richard Henderson  <rth@redhat.com>
1158
1159         * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1160         that overlap the libitm stack.
1161         * barrier.tpl: Mark incoming stack.
1162         * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1163         _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1164         * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1165         * memcpy.cc, memset.cc: Likewise.
1166         * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1167         * config/generic/tls.h (gtm_thread): Add stack_top member.
1168         (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1169         * libitm_i.h (gtm_mask_stack): Declare.
1170         * config/generic/tls.cc: New file.
1171         * Makefile.am (libitm_la_SOURCES): Add it.
1172         (AM_CXXFLAGS): Turn off exceptions.
1173         * Makefile.in: Rebuild.
1174
1175 2010-06-16  Richard Henderson  <rth@redhat.com>
1176
1177         * alloc.cc (struct gtm_alloc_action): Move definition ...
1178         * libitm_i.h: ... here.
1179         (class gtm_transaction): Declare new and delete.
1180         * beginend.cc (alloc_tx): Reformulate as operator new.
1181         (free_tx): Reformulate as operator delete.
1182         * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1183
1184 2010-06-11  Richard Henderson  <rth@redhat.com>
1185
1186         * clone.cc (clone_entry_compare): Fix typo.
1187         From Patrik Marlier <patrick.marlier@unine.ch>.
1188
1189 2010-05-13  Richard Henderson  <rth@redhat.com>
1190
1191         * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1192         in extern "C".
1193
1194 2010-05-07  Aldy Hernandez  <aldyh@redhat.com>
1195
1196         * libitm_i.h (struct gtm_transaction): Remove
1197         get_allocation_size.
1198         (record_allocation): Remove size parameter.
1199         * libitm.map (_ITM_realloc): Remove.
1200         * alloc_c.cc (_ITM_realloc): Remove.
1201         (_ITM_malloc): Remove size argument to record_allocation.
1202         (_ITM_calloc): Same.
1203         * alloc_cpp.cc (_ZGTtnwm): Same.
1204         (_ZGTtnwmRKSt9nothrow_t): Same.
1205         (_ZGTtnam): Same.
1206         (_ZGTtnamRKSt9nothrow_t): Same.
1207         * alloc.cc (struct gtm_alloc_action): Remove size.
1208         (get_allocation_size): Remove.
1209         (commit_allocations): Add comment.
1210         (record_allocation): Remove size parameter.
1211         (forget_allocation): Remove set of size.
1212
1213 2010-04-19  Aldy Hernandez  <aldyh@redhat.com>
1214
1215         * Makefile.am (abi_version): New.
1216         (AM_CXXFLAGS): Pass abi_version.
1217         * Makefile.in: Regenerate.
1218         * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1219
1220 2010-04-06  Aldy Hernandez  <aldyh@redhat.com>
1221
1222         * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1223         _ITM_getTMCloneOrIrrevokable.
1224         * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1225         * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1226
1227 2010-03-26  Aldy Hernandez  <aldyh@redhat.com>
1228
1229         * configure.ac: Remove Linux futex support.
1230         * configure.tgt (config_path): Same.
1231         * Makefile.am: Same.
1232         * config/linux: Remove entire directory.
1233         * configure: Rebuild.
1234         * Makefile.in: Rebuild.
1235         * testsuite/Makefile.in: Rebuild.
1236
1237 2010-03-09  Aldy Hernandez  <aldyh@redhat.com>
1238
1239         * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1240         switching to serial mode.
1241         * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1242
1243 2010-03-03  Aldy Hernandez  <aldyh@redhat.com>
1244
1245         * configure.tgt: Add emacs -*- tags.
1246         * barrier.tpl: Same.
1247
1248 2010-02-23  Aldy Hernandez  <aldyh@redhat.com>
1249
1250         * Makefile.am: Rename serial.cc to method-serial.cc.
1251         * Makefile.in: Regenerate with automake 1.11.1.
1252         * testsuite/Makefile.in: Same.
1253         * aclocal.m4: Regenerate with aclocal 1.11.1.
1254         * method-serial.cc: Rename from serial.cc.
1255         * libitm_i.h (struct gtm_transaction): Update comment on
1256         serialirr_mode.
1257
1258 2010-02-22  Aldy Hernandez  <aldyh@redhat.com>
1259
1260         * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1261         * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1262
1263 2010-02-11  Aldy Hernandez  <aldyh@redhat.com>
1264
1265         * configure: Rebuild.
1266
1267 2009-11-12  Richard Henderson  <rth@redhat.com>
1268
1269         * Rewrite everything in C++.
1270
1271 2009-11-03  Richard Henderson  <rth@redhat.com>
1272
1273         * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1274         * Makefile.am (libitm_la_SOURCES): Add them.
1275         * configure.ac (ARCH_X86): New conditional.
1276         * Makefile.in, configure: Rebuild.
1277         * configure.tgt: Set up ARCH; do cflags setup at the same time.
1278         Move futex setup into "other system configury" case.
1279         * local.c (rollback_local): Merge into ...
1280         (GTM_rollback_local): ... here.
1281         (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1282         (_ITM_LB): Define as an alias to GTM_LB.
1283
1284 2009-11-03  Richard Henderson  <rth@redhat.com>
1285
1286         * method-readonly.c: New file.
1287         * Makefile.am (libitm_la_SOURCES): Add it.
1288         * Makefile.in: Rebuild.
1289         * beginend.c (gtm_stmlock_array, gtm_clock): New.
1290         (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1291         * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1292         (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1293         gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1294         gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1295         gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1296         gtm_get_clock, gtm_inc_clock): New.
1297         * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1298         LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1299         LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1300         locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1301         replace uses with new libitm_i.h symbols.
1302         (dispatch_wbetl): Rename from wbetl_dispatch.
1303         * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1304         away from dispatch_readonly; abort if the beginTransaction call
1305         asserted that the transaction was readonly.
1306
1307 2009-11-03  Richard Henderson  <rth@redhat.com>
1308
1309         * memset.c: New file.
1310         * Makefile.am (libitm_la_SOURCES): Add it.
1311         * Makefile.in: Rebuild.
1312         * testsuite/libitm.c/memset-1.c: New.
1313
1314 2009-11-03  Richard Henderson  <rth@redhat.com>
1315
1316         * dispatch.c: Remove file.
1317         * useraction.c (struct gtm_user_action): Move from libitm.h.
1318         * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1319         (serial_memset, serial_memmove, serial_memcpy): Remove.
1320         (serial_W*, serial_R*): Remove.
1321         (serial_dispatch): Update to match.
1322         * configure.ac: Move Werror down below configure checks.  Don't
1323         check for sys/loadavg.h, do check for malloc.h.  Don't check for
1324         getloadavg and clock_gettime; do check for memalign, posix_memalign.
1325         Use GCC_AC_FUNC_MMAP_BLACKLIST
1326         * libitm.h: Split out all internal items to...
1327         * libitm_i.h: ... here.  New file.
1328         * copymask.c: New file.
1329         * local.c (struct gtm_local_undo): Move from libitm.h.
1330         (GTM_alloc_local): Rename from alloc_local; export.
1331         * memcpy.c: New file.
1332         * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1333         * config/posix/page.c: New file.
1334         * config/posix/target_tls.h: Remove file.
1335         * barrier.c: New file.
1336         * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1337         copymask.c, page.c.
1338         * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1339         * method-wbetl.c: Rewrite for new cacheline methods.
1340         * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1341
1342         * config/alpha/sjlj.S: Fix typo.
1343         * config/alpha/target_i.h: Copy functions from alpha/target.h.
1344         * config/alpha/copymask.c: New file.
1345         * config/alpha/target.h (CACHELINE_SIZE): New.
1346         (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1347
1348         * config/x86/target_i.h: Copy functions from x86/target.h.
1349         * config/x86/copymask.c: New file.
1350         * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1351         (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1352         (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1353         * config/x86/target_tls.h: Move contents to target_i.h.
1354
1355         * testsuite/libitm.c/clone-1.c: Include libitm.h.
1356         * testsuite/libitm.c/memcpy-1.c: New.
1357
1358 2009-10-22  Richard Henderson  <rth@redhat.com>
1359
1360         * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1361         (AM_CCASFLAGS): New.
1362         * configure.ac: Add AM_PROG_AS.  Use m4_rename_force for
1363         saving/restoring _AC_ARG_VAR_PRECIOUS.
1364         * Makefile.in, aclocal.m4, config.h.in, configure,
1365         testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1366
1367 2009-10-22  Richard Henderson  <rth@redhat.com>
1368
1369         * testsuite/*: Update for new compiler syntax.
1370
1371 2009-10-21  Richard Henderson  <rth@redhat.com>
1372
1373         * libitm.h (_ITM_abortReason): Add outerAbort.
1374
1375 2009-08-03  Richard Henderson  <rth@redhat.com>
1376
1377         * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1378         _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1379         * method-wbetl.c (struct w_entry): Remove mask.
1380         (wbetl_write, wbetl_load): Return pointer to word containing the data;
1381         adjust all callers.
1382
1383 2009-07-22  Richard Henderson  <rth@redhat.com>
1384
1385         * eh_cpp.c: New file.
1386         * Makefile.am (libitm_la_SOURCES): Add it.
1387         * Makefile.in: Rebuild.
1388         * beginend.c (GTM_rollback_transaction): Undo exception state.
1389         (GTM_trycommit_transaction): Mark inline.
1390         (GTM_trycommit_and_finalize_transaction): Split out from ...
1391         (_ITM_commitTransaction): ... here.
1392         (_ITM_commitTransactionEH): New function.
1393         * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1394         cxa_unthrown, eh_in_flight; reorder.
1395
1396         * testsuite/libitm.c++/c++.exp: New.
1397         * testsuite/libitm.c++/eh-1.C: New.
1398
1399         * aatree.c (aa_free): Remove REGPARM.
1400         * aatree.h: Remove all REGPARM.
1401
1402 2009-07-18  Richard Henderson  <rth@redhat.com>
1403
1404         * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1405         * Makefile.am (libitm_la_SOURCES): Add them.
1406         * Makefile.in: Rebuild.
1407         * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1408         (GTM_trycommit_transaction): Likewise.
1409         * libitm.h: Include aatree.h
1410         (struct gtm_alloc_action): New.
1411         (struct gtm_transaction): Add alloc_actions.
1412         (GTM_record_allocation, GTM_forget_allocation): Declare.
1413         (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1414         * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1415         _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1416         _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1417         _ZGTtdaPvRKSt9nothrow_t): Export.
1418
1419 2009-07-18  Richard Henderson  <rth@redhat.com>
1420
1421         * target_tls.h: Move ...
1422         * config/posix/target_tls.h: ... here.
1423
1424 2009-07-07  Richard Henderson  <rth@redhat.com>
1425
1426         * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1427
1428 2009-07-07  Richard Henderson  <rth@redhat.com>
1429
1430         * Update to GPL3.
1431
1432 2009-07-07  Richard Henderson  <rth@redhat.com>
1433
1434         * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1435         * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1436
1437         * configure.tgt: Don't use -ftls-model for x86 linux.
1438         * libitm.h: Include target.h after standard includes.
1439         (_gtm_thr): Rename from gtm_thr.
1440         (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1441         (gtm_disp, set_gtm_disp): New.
1442         * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1443         retry.c, serial.c, useraction.c: Use accessor functions throughout.
1444         * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1445
1446 2009-07-07  Richard Henderson  <rth@redhat.com>
1447
1448         * config/linux/rwlock.c (EZ): New define.  Use it throughout.
1449
1450 2009-07-06  Richard Henderson  <rth@redhat.com>
1451
1452         * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1453         (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1454         (_ITM_beginTransaction): Take variadic arguments.
1455         (_ITM_registerThrownObject): Declare.
1456         * beginend.c, serial.c: Update.
1457         * libitm.map: Add _ITM_registerThrownObject.
1458
1459 2009-01-28  Richard Henderson  <rth@redhat.com>
1460
1461         * Makefile.am (libitm_la_SOURCES): Add clone.c.
1462         * Makefile.in: Rebuild.
1463         * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1464         (GTM_restart_transaction): Fix uninstrumented code check.
1465         * retry.c (GTM_decide_retry_strategy): Add serial check.
1466         * serial.c (GTM_serialmode): Add irrevokable variable.  Don't
1467         automatically go irrevokable when in serial mode.
1468         * clone.c: New file.
1469         * libitm.h, libitm.map: Update.
1470
1471 2009-01-27  Richard Henderson  <rth@redhat.com>
1472
1473         * Makefile.am (LTCCASCOMPILE): Define.
1474         (libitm_la_SOURCES): Add methid-wbetl.c.
1475         * testsuite/Makefile.am: New
1476         * configure.ac: Add testsuite/Makefile.
1477         * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1478         * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1479         (_ITM_abortTransaction): Finalize implementation method; pass
1480         transaction properties to longjmp.
1481         (GTM_restart_transaction): Split out from ...
1482         (_ITM_commitTransaction): ... here.
1483         * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1484         Move to config/x86/target.h.
1485         * config/linux/alpha/futex_bits.h: New.
1486         * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1487         * config/x86/target.h: Disable target types for 32-bit.
1488         * config/alpha/sjlj.S, config/alpha/target.h: New.
1489         * libitm.h (struct gtm_dispatch): Add init, fini.
1490         (enum restart_reason): New.
1491         (struct gtm_transaction): Add method and restarts.
1492         * retry.c (GTM_decide_retry_strategy): Implement.
1493         * serial.c (serial_init, serial_fini): New.
1494         (GTM_serialmode): Finialize outgoing method.
1495         * method-wbetl.c: New.
1496
1497 2008-12-09  Richard Henderson  <rth@redhat.com>
1498
1499         * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1500         * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1501         * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1502         * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1503         (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1504         (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1505         * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1506         * serial.c (serial_R##T, serial_W##T): Likewise.
1507
1508 2008-11-21  Richard Henderson  <rth@redhat.com>
1509
1510         * Initial commit.