libitm/ChangeLog

   1 2013-04-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
   2
   3         * config/s390/sjlj.S: New file.
   4         * config/s390/target.h: New file.
   5         * configure.tgt: Set options for S/390.
   6
   7 2013-03-23  Andi Kleen  <ak@linux.intel.com>
   8
   9         * local_atomic (__always_inline): Add.
  10         (__calculate_memory_order, atomic_thread_fence,
  11          atomic_signal_fence, test_and_set, clear, store, load,
  12          exchange, compare_exchange_weak, compare_exchange_strong,
  13          fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
  14         Add __always_inline to force inlining.
  15
  16 2013-02-11  Iain Sandoe  <iain@codesourcery.com>
  17             Jack Howarth  <howarth@bromo.med.uc.edu>
  18             Patrick Marlier  <patrick.marlier@gmail.com>
  19
  20         PR libitm/55693
  21         * alloc_cpp.cc: Enable function declarations on darwin.
  22         * eh_cpp.cc: Likewise.
  23
  24 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
  25
  26         Update copyright years.
  27
  28 2012-11-09  Torvald Riegel  <triegel@redhat.com>
  29
  30         * beginend.cc (htm_fastpath): New.
  31         (gtm_thread::begin_transaction, _ITM_commitTransaction,
  32         _ITM_commitTransactionEH): Add HTM fastpath handling.
  33         * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
  34         * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
  35         * config/x86/target.h (htm_available, htm_init, htm_begin_success,
  36         htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
  37         * configure.tgt: Add -mrtm to XCFLAGS.
  38         * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
  39         (gtm_thread::serialirr_mode): Add HTM fastpath handling.
  40         * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
  41         * retry.cc (parse_default_method): Add HTM method parsing.
  42         (gtm_thread::number_of_threads_changed): Use HTM by default if
  43         available.
  44
  45 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
  46
  47         * configure: Regenerate.
  48
  49 2012-10-31  Richard Henderson  <rth@redhat.com>
  50
  51         * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
  52         * configure.ac: Use it.
  53         * config.h.in, configure: Rebuild.
  54         * testsuite/Makefile.in: Rebuild.
  55
  56 2012-10-24  Torvald Riegel  <triegel@redhat.com>
  57
  58         * libitm.texi: Clarify ABI requirements for data-logging functions.
  59
  60 2012-10-24  Torvald Riegel  <triegel@redhat.com>
  61
  62         * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
  63         it requires serial mode instead of assuming that for certain
  64         dispatchs.
  65         * dispatch.h (abi_dispatch::requires_serial): New.
  66         (abi_dispatch::abi_dispatch): Adapt.
  67         * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
  68         * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
  69         * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
  70         serial_dispatch::serial_dispatch,
  71         serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
  72
  73 2012-10-02  Uros Bizjak  <ubizjak@gmail.com>
  74
  75         * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
  76         and ia32 declarations some more.
  77         * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
  78
  79 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
  80
  81         PR other/43620
  82         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
  83         * configure: Regenerate.
  84         * Makefile.in: Regenerate.
  85
  86 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
  87
  88         * configure: Regenerated.
  89
  90 2012-07-31  Uros Bizjak  <ubizjak@gmail.com>
  91
  92         * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
  93
  94 2012-05-21  Patrick Marlier  <patrick.marlier@gmail.com>
  95
  96         * eh_cpp.cc: Fix __cxa_end_catch declaration.
  97
  98 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
  99
 100         * configure: Regenerated.
 101
 102 2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>
 103
 104         PR libitm/52854
 105         * config/x86/target.h (gtm_jmpbuf): Replace long with long long
 106         for x86-64.
 107
 108 2012-04-03  Tristan Gingold  <gingold@adacore.com>
 109
 110         * configure: Regenerate.
 111
 112 2012-03-31  H.J. Lu  <hongjiu.lu@intel.com>
 113
 114         PR bootstrap/52812
 115         * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
 116
 117 2012-03-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
 118
 119         * testsuite/lib/libitm.exp: load fortran-modules.exp
 120
 121 2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 122
 123         * configure.tgt (*-*-irix6*): Remove.
 124
 125 2012-03-13  Torvald Riegel  <triegel@redhat.com>
 126
 127         PR libitm/52526
 128         * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
 129         wake-up.
 130
 131 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 132
 133         * configure.tgt (*-*-osf*): Remove.
 134         * configure: Regenerate.
 135
 136 2012-03-05  Torvald Riegel  <triegel@redhat.com>
 137
 138         * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
 139         memtransfer/memset if size isn't larger than zero.
 140
 141 2012-03-02  Torvald Riegel  <triegel@redhat.com>
 142
 143         * libitm.texi: Link to specification and add a usage example.
 144
 145 2012-02-24  Torvald Riegel  <triegel@redhat.com>
 146
 147         * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
 148         default dispatch for more than 1 thread to ml_wt.
 149
 150 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 151
 152         * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
 153
 154 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 155
 156         * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
 157
 158 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 159
 160         * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
 161         serial mode corner cases made obsolete by prior gtm_rwlock changes.
 162         (gl_wt_dispatch.rollback): Same.
 163
 164 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 165
 166         * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
 167
 168 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 169
 170         * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
 171         for RfW src.  Optimize number of calls to gtm_thr.
 172
 173 2012-02-20  Torvald Riegel  <triegel@redhat.com>
 174
 175         * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
 176         acquisition to ...
 177         * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
 178         (default_dispatch): Make atomic.
 179         (GTM::gtm_thread::set_default_dispatch): Access atomically.
 180         (GTM::gtm_thread::decide_retry_strategy): Access atomically and
 181         use decide_begin_dispatch() if default_dispatch might have changed.
 182         (GTM::gtm_thread::number_of_threads_changed): Initialize
 183         default_dispatch here.
 184
 185 2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
 186             Patrick Marlier  <patrick.marlier@gmail.com>
 187
 188         PR libitm/52220
 189         * alloc_cpp.cc: No dummy definitions for darwin.
 190         * eh_cpp.cc: Likewise.
 191
 192 2012-02-14  Richard Henderson  <rth@redhat.com>
 193
 194         * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
 195
 196 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
 197
 198         * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
 199
 200 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 201
 202         * libitm_i.h (GTM::gtm_rwlog_entry): New.
 203         (GTM::gtm_thread): Add read and write logs.
 204         (GTM::dispatch_ml_wt): Declare.
 205         * retry.cc (parse_default_method): Support ml_wt.
 206         * method-ml.cc: New file.
 207         * Makefile.am: Add method-ml.cc.
 208         * Makefile.in: Regenerate.
 209
 210 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 211
 212         * dispatch.h (GTM::abi_dispatch::supports): New.
 213         (GTM::method_group::reinit): New.
 214         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
 215         (GTM::gtm_thread::number_of_threads_changed): Check that the method
 216         supports the current situation.
 217
 218 2012-02-14  Torvald Riegel  <triegel@redhat.com>
 219
 220         * util.cc (GTM::xcalloc): New.
 221         * common.h (GTM::xcalloc): Declare.
 222
 223 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 224
 225         * config/sparc/target.h (cpu_relax): Read from CC register.
 226         * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
 227
 228 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
 229
 230         * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
 231
 232 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
 233
 234         * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
 235         * config/sparc/cacheline.h: New file.
 236         * config/sparc/target.h: Likewise.
 237         * config/sparc/sjlj.S: Likewise.
 238         * config/linux/sparc/futex_bits.h: Likewise.
 239
 240 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
 241
 242         * configure.ac (link_itm): Fix comment.
 243         * configure: Regenerate.
 244         * testsuite/lib/libitm.exp: Do not pass -litm for the link.
 245
 246 2012-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 247
 248         PR libitm/51822
 249         * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
 250         Correct libgomp references.
 251
 252 2012-01-24  Torvald Riegel  <triegel@redhat.com>
 253
 254         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
 255         wake-up.
 256
 257 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 258
 259         * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
 260         end of structure.
 261         * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
 262         offset values.  Do not copy return address.  Decrement stack
 263         by 56 bytes only.
 264         (GTM_longjump) [__x86_64__]: Update offset values.
 265
 266 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
 267
 268         PR libitm/51830
 269         * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
 270         the first function argument to %eax.
 271
 272 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 273
 274         * libitm.h (_ITM_getThreadnum): Remove.
 275         * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
 276
 277 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 278
 279         * clearcap.map: New file.
 280         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
 281         * configure.ac: Call it.
 282         Clear HWCAP_LDFLAGS if defaulting to -mavx.
 283         * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
 284         * configure: Regenerate.
 285         * Makefile.in: Regenerate.
 286         * testsuite/Makefile.in: Regenerate.
 287
 288 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 289
 290         PR libitm/51173
 291         * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
 292         include, exclude options.
 293
 294 2012-01-14  Torvald Riegel  <triegel@redhat.com>
 295
 296         * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
 297         rolling back.
 298         * containers.h (GTM::vector::set_size): New.
 299
 300 2012-01-14  Torvald Riegel  <triegel@redhat.com>
 301
 302         PR libitm/51855
 303         * config/generic/tls.h (GTM::mask_stack_top): New.
 304         (GTM::mask_stack_bottom): Declare.
 305         * config/generic/tls.c (GTM::mask_stack_bottom): New.
 306         * local.cc (gtm_undolog::rollback): Filter out any updates that
 307         overlap the libitm stack.  Add current transaction as parameter.
 308         * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
 309         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
 310         * testsuite/libitm.c/stackundo.c: New test.
 311
 312 2012-01-10  Richard Henderson  <rth@redhat.com>
 313
 314         * libitm_i.h (_Unwind_DeleteException): Declare weak.
 315         * eh_cpp.cc (_Unwind_DeleteException): Define for
 316         !HAVE_ELF_STYLE_WEAKREF.
 317
 318 2012-01-08  Torvald Riegel  <triegel@redhat.com>
 319
 320         * local.cc (GTM_LB): Use GTM::gtm_undolog.
 321         (GTM::gtm_thread::drop_references_undolog): Remove.
 322         (GTM::gtm_thread::commit_undolog,
 323         GTM::gtm_thread::rollback_undolog): Move to ...
 324         * libitm_i.h (GTM::gtm_undolog): ...here. New.
 325         (GTM::gtm_undolog_entry): Remove.
 326         (GTM::gtm_thread): Adapt.
 327         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
 328         (GTM::gtm_thread::trycommit): Adapt.
 329         * method-serial.cc (serial_dispatch::log): Adapt.
 330         * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
 331         (gl_wt_dispatch::store): Fix likely/unlikely.
 332         * containers.h (GTM::vector::resize): Add additional_capacity
 333         parameter and handle it.
 334         (GTM::vector::resize_noinline): New/adapt.
 335         (GTM::vector::push): New.
 336
 337 2012-01-06  Richard Henderson  <rth@redhat.com>
 338
 339         * configure.tgt: Support powerpc-linux and powerpc-darwin.
 340         * config/linux/powerpc/futex_bits.h: New file.
 341         * config/powerpc/cacheline.h: New file.
 342         * config/powerpc/sjlj.S: New file.
 343         * config/powerpc/target.h: New file.
 344         * config/generic/asmcfi.h (cfi_offset): New.
 345         (cfi_restore, cfi_undefined): New.
 346
 347 2012-01-05  Aldy Hernandez  <aldyh@redhat.com>
 348
 349         PR other/51171
 350         * testsuite/libitm.c/reentrant.c: Remove xfail.
 351         (thread): Pass x to pure().
 352         From Patrik Marlier <patrick.marlier@gmail.com>.
 353
 354 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 355
 356         * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
 357         privatization safety if already in serial mode.
 358
 359 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 360
 361         * beginend.cc (GTM::gtm_thread::restart): Add and handle
 362         finish_serial_upgrade parameter.
 363         * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
 364         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
 365         Don't unset reader flag.
 366         (GTM::gtm_rwlock::write_upgrade_finish): New.
 367         * config/posix/rwlock.cc: Same.
 368         * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
 369         Declare.
 370         * config/posix/rwlock.h: Same.
 371         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
 372         flag after commit or after rollback when restarting.
 373
 374 2011-12-24  Torvald Riegel  <triegel@redhat.com>
 375
 376         * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
 377         (GTM::gtm_thread::try_commit): Changed memory order.
 378         * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
 379         as parameter.
 380         * config/linux/x86/futex_bits.h (sys_futex0): Same.
 381         * config/linux/sh/futex_bits.h (sys_futex0): Same.
 382         * config/linux/futex_bits.h (sys_futex0): Same.
 383         * config/linux/futex.cc (futex_wait, futex_wake): Same.
 384         * config/linux/futex.h (futex_wait, futex_wake): Same.
 385         * config/linux/rwlock.h (gtm_rwlock::writers,
 386         gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
 387         ints.
 388         * config/linux/rwlock.cc (gtm_rwlock::read_lock,
 389         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
 390         gtm_rwlock::write_unlock): Fix memory orders and fences.
 391         * config/posix/rwlock.cc (gtm_rwlock::read_lock,
 392         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
 393         gtm_rwlock::write_unlock): Same.
 394         * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
 395         * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
 396         gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
 397         Add comments.
 398         (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
 399         gl_wt_dispatch::load, gl_wt_dispatch::store,
 400         gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
 401         orders and fences.  Add comments.
 402
 403 2011-12-21  Jakub Jelinek  <jakub@redhat.com>
 404
 405         * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
 406         * Makefile.in: Regenerated.
 407
 408 2011-12-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 409
 410         * configure.tgt: Add sh* case.
 411         * config/sh/target.h: New file.
 412         * config/sh/sjlj.S: New file.
 413         * config/linux/sh/futex_bits.h: New file.
 414
 415 2011-12-14  Richard Henderson  <rth@redhat.com>
 416
 417         * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
 418         * config/arm/sjlj.S, config/arm/target.h: New files.
 419         * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
 420         (cfi_rel_offset): New.
 421         * config/linux/futex_bits.h: New file.
 422         * config/linux/futex.cc: Include futex_bits.h here...
 423         * config/linux/futex.h: ... not here.
 424         * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
 425         * configure.ac (ARCH_AM): New conditional.
 426         * Makefile.in, configure: Rebuild.
 427         * configure.tgt: Handle ARM.
 428
 429 2011-12-13  Richard Henderson  <rth@redhat.com>
 430
 431         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
 432         signed/unsigned comparison werror.
 433
 434         * local_atomic: New file.
 435         * libitm_i.h: Include it.
 436         (gtm_thread::shared_state): Use atomic template.
 437         * beginend.cc (GTM::gtm_clock): Use atomic template.
 438         (global_tid): Use atomic template if 64-bit atomics available.
 439         (gtm_thread::gtm_thread): Update shared_state access.
 440         (gtm_thread::trycommit): Likewise.
 441         (choose_code_path): Update global_tid access.
 442         * method-gl.cc (gl_mg::orec): Use atomic template.  Update all users.
 443         * stmlock.h (GTM::gtm_clock): Use atomic template.
 444         (gtm_get_clock, gtm_inc_clock): Update accesses.
 445         * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
 446         redundant __sync_synchronize after atomic shared_state access.
 447         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
 448         (gtm_rwlock::write_lock_generic): Likewise.
 449         (gtm_rwlock::read_unlock): Likewise.
 450         * config/alpha/target.h (atomic_read_barrier): Remove.
 451         (atomic_write_barrier): Remove.
 452         * config/x86/target.h (atomic_read_barrier): Remove.
 453         (atomic_write_barrier): Remove.
 454
 455 2011-11-30  Richard Henderson  <rth@redhat.com>
 456
 457         * libitm_i.h (GTM_longjmp): Swap first and second arguments.
 458         * beginend.c (_ITM_abortTransaction): Update to match.
 459         (GTM::gtm_thread::restart): Likewise.
 460         * config/alpha/sjlj.S (GTM_longjmp): Likewise.
 461         * config/x86/sjlj.S (GTM_longjmp): Likewise.
 462
 463 2011-11-23  Iain Sandoe  <iains@gcc.gnu.org>
 464
 465         * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
 466         * Makefile.in: Regenerate.
 467
 468 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
 469
 470         * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
 471         * alloc_cpp.cc: Generate dummy functions if we don't
 472         HAVE_ELF_STYLE_WEAKREF.
 473         * eh_cpp.cc: Likewise.
 474         * configure: Regenerate.
 475         * aclocal.m4:  Likewise.
 476         * config.h.in: Likewise.
 477         * Makefile.in: Likewise.
 478         * testsuite/Makefile.in: Likewise.
 479
 480 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
 481
 482         * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
 483         __USER_LABEL_PREFIX__ for targets that use it.
 484         (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
 485         (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
 486         in portability to non-elf targets.
 487         (GTM_longjmp): Likewise.
 488         * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
 489         where required.
 490
 491 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
 492
 493         * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
 494         * testsuite/libitm.c/memset-1.c: Likewise.
 495
 496 2011-11-21  Andreas Tobler  <andreast@fgznet.ch>
 497
 498         * configure: Regenerate.
 499
 500 2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 501
 502         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
 503         (LIBITM_ENABLE_SYMVERS): Handle sun style.
 504         * Makefile.am: Handle sun style versioning.
 505         (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
 506         * configure: Regenerate.
 507         * Makefile.in: Regenerate.
 508
 509 2011-11-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 510
 511         * config/generic/asmcfi.h: Fix comment.
 512         * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
 513         sequence without .hidden support, error for non-ELF targets.
 514         (GTM_longjmp) [__ELF__]: Only use .hidden if
 515         HAVE_ATTRIBUTE_VISIBILITY.
 516
 517 2011-11-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 518
 519         * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
 520         _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
 521         Dummy functions.
 522         * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
 523         __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
 524
 525 2011-11-16  Uros Bizjak  <ubizjak@gmail.com>
 526
 527         PR bootstrap/51098
 528         * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
 529         * configure: Regenerate.
 530
 531 2011-11-14  H.J. Lu  <hongjiu.lu@intel.com>
 532
 533         * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
 534
 535 2011-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 536
 537         * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
 538         .hidden.
 539         (.note.GNU-stack): Only use if __linux__.
 540         * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
 541         * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
 542         * testsuite/libitm.c/reentrant.c: Likewise.
 543         * testsuite/libitm.c/simple-2.c: Likewise.
 544         * testsuite/libitm.c/txrelease.c: Likewise.
 545         * testsuite/libitm.c++/static_ctor.C: Likewise.
 546
 547 2011-11-10  Richard Henderson  <rth@redhat.com>
 548
 549         * config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
 550         * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
 551         * configure.ac (ARCH_X86_AVX): New conditional.
 552         * Makefile.in, configure: Rebuild.
 553
 554 2011-11-09  Richard Henderson  <rth@redhat.com>
 555
 556         * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
 557         * configure.ac: Use it.
 558         * config.h.in, configure: Rebuild.
 559         * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
 560
 561 2011-11-09  Richard Henderson  <rth@redhat.com>
 562
 563         * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
 564         * config/alpha/unaligned.h: Remove file.
 565         * config/generic/unaligned.h: Remove file.
 566         * config/x86/unaligned.h: Remove file.
 567         * config/generic/cachepage.h: Remove file.
 568         * config/posix/cachepage.cc: Remove file.
 569         * config/generic/cacheline.cc: Remove file.
 570         * config/x86/cacheline.cc: Remove file.
 571         * config/generic/cacheline.h (gtm_cacheline): Remove the
 572         store_mask, copy_mask, copy_mask_wb methods.
 573         * config/x86/cacheline.h: Likewise.
 574         * config/alpha/cacheline.h: Fall back to generic after setting size.
 575         * config/generic/tls.cc (gtm_mask_stack): Remove.
 576         * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
 577         (GTM_vpalignr_table): Remove.
 578         * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
 579         (GTM_pshift_table): Remove.
 580         * config/libitm_i.h: Don't include cachepage.h.
 581         * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
 582         * Makefile.in, testsuite/Makefile.in: Rebuild.
 583
 584 2011-11-09  Richard Henderson  <rth@redhat.com>
 585
 586         * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
 587         to emit branch prediction hint.
 588
 589         * config/x86/sjlj.S: Protect elf directives with __ELF__.
 590         Protect .note.GNU-stack with __linux__.
 591
 592         * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
 593         * configure, aclocal.m4, config.h.in: Rebuild.
 594         * config/generic/asmcfi.h: New file.
 595         * config/x86/sjlj.S: Use it.
 596
 597 2011-11-08  Richard Henderson  <rth@redhat.com>
 598
 599         * local.cc (_ITM_LB): Use a normal call, not a function alias.
 600
 601 2011-11-08  Richard Henderson  <rth@redhat.com>
 602
 603         * configure.tgt: Test correct directory for supported cpus.
 604
 605         * configure.ac: Exit if unsupported.
 606         * configure: Rebuild.
 607         * configure.tgt: Delete boilerplate from libgomp for unsupported
 608         targets.  Set UNSUPPORTED for unsupported targets.
 609
 610 2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 611
 612         * configure.tgt: Handle i386 like i[456]86.
 613         * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
 614         take address.
 615         * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
 616         !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
 617
 618 2011-11-05  Aldy Hernandez  <aldyh@redhat.com>
 619
 620         * method-wbetl.cc: Update copyright notice.
 621         * aatree.cc: Same.
 622         * util.cc: Same.
 623         * libitm.h: Same.
 624         * memset.cc: Same.
 625         * eh_cpp.cc: Same.
 626         * barrier.tpl: Same.
 627         * useraction.cc: Same.
 628         * stmlock.h: Same.
 629         * memcpy.cc: Same.
 630         * common.h: Same.
 631         * config/generic/tls.cc: Same.
 632         * config/generic/cacheline.h: Same.
 633         * config/generic/cachepage.h: Same.
 634         * config/generic/cacheline.cc: Same.
 635         * config/generic/unaligned.h: Same.
 636         * config/x86/cacheline.h: Same.
 637         * config/x86/cacheline.cc: Same.
 638         * config/x86/unaligned.h: Same.
 639         * config/alpha/cacheline.h: Same.
 640         * config/alpha/unaligned.h: Same.
 641         * config/alpha/sjlj.S: Same.
 642         * config/posix/cachepage.cc: Same.
 643         * config/linux/futex.h: Same.
 644         * config/linux/alpha/futex_bits.h: Same.
 645
 646 2011-11-04  Torvald Riegel  <triegel@redhat.com>
 647
 648         * libitm.texi: No cover text and invariant sections.
 649
 650 2011-11-03  Richard Henderson  <rth@redhat.com>
 651
 652         * local_type_traits: New file.
 653         * libitm_i.h: Use it.  Use C headers, not C++ wrappers.
 654
 655 2011-11-03  Richard Henderson  <rth@redhat.com>
 656
 657         * configure.ac: Don't test for gfortran.
 658         * configure: Rebuild.
 659
 660         * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
 661         * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
 662
 663 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 664
 665         * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
 666         * testsuite/libitm.c/memset-1.c: Same.
 667         * testsuite/libitm.c/c.exp: Same.
 668         * testsuite/lib/libitm-dg.exp: Same.
 669         * testsuite/lib/libitm.exp: Same.
 670         * testsuite/libitm.c++/c++.exp: Same.
 671
 672 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 673
 674         * testsuite/config/default.exp: Update copyright date.
 675         * configure.ac: Add copyright info.
 676         * configure.tgt: Same.
 677
 678 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
 679
 680         * testsuite/libitm.c/reentrant.c: XFAIL.
 681         * testsuite/libitm.c++/static_ctor.C: XFAIL.
 682
 683 2011-10-29  Torvald Riegel  <triegel@redhat.com>
 684
 685         * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
 686         handle aborts.
 687         (_ITM_abortTransaction): Handle aborts of outer transactions.
 688         * libitm_i.h: Same.
 689         * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
 690         * libitm.texi: Document aborts of outer transactions.
 691         * testsuite/libitm.c/cancel.c: New file.
 692
 693 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 694
 695         * testsuite/*: Change __transaction to __transaction_atomic or
 696         __transaction_relaxed.
 697
 698 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 699
 700         * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
 701         (gtm_thr): Same.
 702
 703 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 704
 705         * libitm_i.h: Add gl_wt dispatch.
 706         * retry.cc (parse_default_method): Same.
 707         * method-gl.cc: New file.
 708         * Makefile.am: Use method-gl.cc.
 709         * Makefile.in: Rebuild.
 710
 711 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 712
 713         * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
 714         safety if requested by a TM method.
 715         * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
 716         privatization safety.
 717         * method-serial.cc: Same.
 718
 719 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 720
 721         * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
 722         (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
 723         undolog-related member functions from *_local to *_undolog.
 724         * local.cc (gtm_thread::commit_undolog): Same.
 725         * beginend.cc (GTM::gtm_thread::trycommit): Same.
 726         (GTM::gtm_thread::rollback): Roll back undolog before
 727         dispatch-specific rollback.
 728
 729 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 730
 731         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
 732         re-initialization of the current method group.
 733         * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
 734
 735 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 736
 737         * alloc.cc (commit_allocations_2): Do not free transaction-local
 738         memory when committing a nested transaction.
 739
 740 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 741
 742         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
 743         serial-irrevocable dispatch, not serial.
 744
 745 2011-10-19  Torvald Riegel  <triegel@redhat.com>
 746
 747         * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
 748         declarations.
 749         * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
 750         * method-serial.cc: Implement begin_or_restart().
 751         * beginend.cc (GTM::gtm_thread::begin_transaction): Call
 752         dispatch-specific begin_or_restart().
 753         (GTM::gtm_thread::restart): Same.
 754
 755 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 756
 757         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
 758         restarting without switching to serial mode.
 759         (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
 760         transaction state. Choose closed-nesting alternative if available.
 761         (GTM::gtm_thread::set_default_dispatch): New.
 762         (parse_default_method): New.
 763         (GTM::gtm_thread::number_of_threads_changed): New.
 764         * method-serial.cc (GTM::serial_mg): New method group class.
 765         (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
 766         fini.
 767         (GTM::serial_dispatch): Same.
 768         (GTM::serialirr_onwrite_dispatch): Same.
 769         (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
 770         * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
 771         registered threads.
 772         (GTM::gtm_thread::gtm_thread): Same.
 773         (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
 774         (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
 775         (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
 776         choose dispatch but set state according to dispatch here.
 777         * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
 778         (GTM::method_group): New class.
 779         (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
 780         * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
 781         * libitm.texi: Document TM methods, method groups, method life cycle.
 782         Rename method sets to method groups.
 783
 784 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 785
 786         * config/x86/tls.h: Moved to ...
 787         * config/linux/x86/tls.h: ... here.
 788
 789 2011-08-23  Torvald Riegel  <triegel@redhat.com>
 790
 791         * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
 792         Add X32 support.
 793         * config/x86/sjlj.S: Same.
 794
 795 2011-08-19  Torvald Riegel  <triegel@redhat.com>
 796
 797         * config/linux/rwlock.h: New file.
 798         * config/linux/rwlock.c: New file.
 799         * configure.ac: Reenable futex support (undo SVN rev 157758).
 800         * Makefile.am: Same.
 801         * configure.tgt: Same.
 802         * config/linux/alpha/futex_bits.h: Same.
 803         * config/linux/futex.h: Same. Return number of woken processes.
 804         * config/linux/futex.cc: Same.
 805         (futex_wait): Remove spinning.
 806         * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
 807         Use __x86_64__ instead of __LP64__.
 808         * aclocal.m4: Include generic futex checks.
 809         * configure: Rebuild.
 810         * Makefile.in: Rebuild.
 811         * testsuite/Makefile.in: Rebuild.
 812         * beginend.cc: Include pthread.h.
 813         * config/posix/cachepage.cc: Same.
 814
 815 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 816
 817         * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 818         (abi_disp, set_abi_disp): Move to tx's TLS slot.
 819         (set_gtm_thr): New.
 820         * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
 821         (set_gtm_thr): New.
 822         (GTM::gtm_thread::thread_num): Removed.
 823         (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
 824         * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
 825         tx-to-thread renaming.
 826         * beginend.cc: Adapted to tx-to-thread renaming.
 827         (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
 828         (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
 829         * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
 830         gtm_transaction to gtm_thread.
 831         (_ITM_getThreadnum): Removed. Not supported anymore.
 832         * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
 833         * libitm.texi: Documented that _ITM_getThreadnum is not supported.
 834         * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
 835         gtm_tx-to-gtm_thr renaming if necessary.
 836         * eh_cpp.cc: Same.
 837         * local.cc: Same.
 838         * retry.cc: Same.
 839         * clone.cc: Same.
 840         * alloc.cc: Same.
 841         * alloc_c.cc: Same.
 842         * alloc_cpp.cc: Same.
 843         * method-serial.cc: Same.
 844         * config/generic/tls.cc: Same.
 845         * config/posix/rwlock.h (gtm_rwlock): Same.
 846         * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
 847
 848 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 849
 850         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
 851         implementation.
 852         (gtm_rwlock::read_unlock): Same.
 853         (gtm_rwlock::write_lock_generic): New. Generalized from ...
 854         (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
 855         * libitm_i.h (GTM::gtm_transaction): Added shared_state.
 856         * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
 857         w_upgrade. Replaced by per-transaction flags (in shared_state).
 858         Added c_confirmed_writers.
 859         (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
 860         GTM::gtm_rwlock::write_upgrade): Add tx parameter.
 861         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 862         * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
 863         * beginend.cc (GTM::gtm_transaction::begin_transaction,
 864         _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
 865         * libitm.texi: Document locking conventions and implementations in
 866         libitm.
 867
 868 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 869
 870         * libitm_i.h (next_tx): Add list of all threads' transaction.
 871         * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
 872         transaction with list of transactions and ...
 873         (thread_exit_handler): ... deregister here.
 874         * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
 875         * config/x86/target.h: Same.
 876
 877 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 878
 879         * testsuite/libitm.c++/static_ctor.C: New file.
 880
 881 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 882
 883         * testsuite/libitm.c/reentrant.c: New file.
 884
 885 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 886
 887         * config/generic/tls.h: Remove the free list for transactions and ...
 888         * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
 889         (GTM::gtm_transaction::operator delete): ... and release here.
 890         (thread_exit_handler): New. Delete tx when thread terminates.
 891         (thread_exit_init): New.
 892         (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
 893         * testsuite/libitm.c/txrelease.c: New file.
 894
 895 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 896
 897         * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
 898         * testsuite/libitm.c/notx.c: New file.
 899
 900 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 901
 902         * config/generic/tls.h (gtm_thread): Move local_tid from here ...
 903         * libitm_i.h (local_tid): ... to here.
 904         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 905         (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
 906
 907 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 908
 909         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
 910         serialirr_onwrite_dispatch as new default for now.
 911         * method-serial.cc (serialirr_onwrite_dispatch): New.
 912         (GTM::dispatch_serialirr_onwrite): New.
 913         * libitm_i.h: Same.
 914
 915 2011-08-12  Torvald Riegel  <triegel@redhat.com>
 916
 917         * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
 918         * query.cc (_ITM_getTransactionId): There is no active transaction if
 919         the current nesting level is zero.
 920
 921 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 922
 923         * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
 924         rollback.
 925
 926 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 927
 928         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
 929         transaction properties from the caller instead of from the
 930         transaction object.
 931         * libitm_i.h: Same.
 932         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
 933
 934 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 935
 936         * local.cc (gtm_transaction::rollback_local): Support closed nesting.
 937         * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
 938         * dispatch.h: Same.
 939         * method-serial.cc: Same.
 940         * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
 941         flat nesting as default, and closed nesting on demand.
 942         (GTM::gtm_transaction::rollback): Same.
 943         (_ITM_abortTransaction): Same.
 944         (GTM::gtm_transaction::restart): Same.
 945         (GTM::gtm_transaction::trycommit): Same.
 946         (GTM::gtm_transaction::trycommit_and_finalize): Removed.
 947         (choose_code_path): New.
 948         (GTM::gtm_transaction_cp::save): New.
 949         (GTM::gtm_transaction_cp::commit): New.
 950         * query.cc (_ITM_inTransaction): Support flat nesting.
 951         * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
 952         (GTM::gtm_transaction): Support flat and closed nesting.
 953         * alloc.cc (commit_allocations_2): New.
 954         (commit_cb_data): New helper struct.
 955         (GTM::gtm_transaction::commit_allocations): Handle nested
 956         commits/rollbacks.
 957         * libitm.texi: Update user action section, add description of nesting.
 958
 959 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 960
 961         * libitm_i.h: Add closed nesting as restart reason.
 962         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
 963
 964 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 965
 966         * useraction.cc: Use vector instead of list to store actions.
 967         Also support partial rollbacks for closed nesting.
 968         * libitm_i.h (GTM::gtm_transaction::user_action): Same.
 969         * beginend.cc: Same.
 970
 971 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 972
 973         * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
 974         closed_nesting flags, as well as a closed nesting alternative.
 975         * method-serial.cc: Same.
 976         (serial_dispatch): Renamed to serialirr_dispatch.
 977         (GTM::dispatch_serialirr): Same.
 978         (serial_dispatch_ul): Renamed to serial_dispatch.
 979         (GTM::dispatch_serial): Same.
 980
 981 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 982
 983         * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
 984
 985 2011-07-28  Torvald Riegel  <triegel@redhat.com>
 986
 987         * aatree.h (aa_tree::remove): New.
 988         (aa_tree::operator new): Add placement new.
 989
 990 2011-07-02  Torvald Riegel  <triegel@redhat.com>
 991
 992         * containers.h: New file.
 993         * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
 994         * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
 995         * common.h: ... to here.
 996         (local_undo): Use GTM::vector for gtm_transaction::local_undo.
 997         * local.cc: Same.
 998
 999 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1000
1001         * libitm_i.h (STATE_ABORTING): Remove.
1002         * beginend.cc (_ITM_abortTransaction): Same.
1003         (GTM::gtm_transaction::trycommit_and_finalize): Same.
1004         * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1005         (_ITM_rollbackTransaction): Remove.
1006         * beginend.cc: Same.
1007         * libitm.map: Same.
1008         * libitm.texi: Document these ABI changes.
1009
1010 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1011
1012         * libitm.texi: New file.
1013         * Makefile.am: Add libitm.texi.
1014         * Makefile.in: Rebuild.
1015
1016 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1017
1018         * libitm_i.h: Move parts to common.h and dispatch.h.
1019         * common.h: New file.
1020         * dispatch.h: New file, new dispatch class.
1021         Rename GTM::abi_dispatch::lock_type to ls_modifier.
1022         RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1023         * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1024         decision to retry.cc.
1025         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1026         only.
1027         (GTM::gtm_transaction::decide_begin_dispatch): Same.
1028         * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1029         logging.
1030         * barrier.cc: Use new barriers definitions.
1031         (abi_dispatch::memmove_overlap_check): New.
1032         * config/x86/x86_sse.cc: Same.
1033         * config/x86/x86_avx.cc: Same.
1034         * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1035         memcpy.cc.
1036         * Makefile.in: Rebuild.
1037         * method-readonly.cc: Remove.
1038         * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1039         Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1040
1041 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1042
1043         * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1044         * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1045         * testsuite/libitm.c/dropref-2.c: Same.
1046         * testsuite/libitm.c/dropref.c: Same.
1047
1048 2011-06-30  Torvald Riegel  <triegel@redhat.com>
1049
1050         * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1051         * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1052         * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1053         * alloc_c.cc: Same.
1054         * barrier.tpl: Same.
1055         * beginend.c: Same.
1056         * config/generic/tls.h: Same.
1057         * config/x86/tls.h: Same.
1058         * libitm_i.h: Same.
1059         * memcpy.cc: Same.
1060         * memset.cc: Same.
1061         * method-readonly.cc: Same.
1062         * method-serial.cc: Same.
1063         * method-wbetl.cc: Same.
1064         * retry.cc: Same.
1065
1066 2011-03-03  Richard Henderson  <rth@redhat.com>
1067
1068         * config/posix/rwlock.cc (write_upgrade): Add missing case.
1069         From Patrik Marlier <patrick.marlier@unine.ch>.
1070
1071 2011-02-03  Richard Henderson  <rth@redhat.com>
1072
1073         * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1074         * configure.ac: Use it.
1075         * configure, config.h.in: Rebuild.
1076         * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1077         (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1078         _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1079         * libitm.map: Use wildcards to match size_t mangling.
1080
1081 2010-12-14  Richard Henderson  <rth@redhat.com>
1082
1083         * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1084         blocks of TIDs per thread.
1085         * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1086         (setup_gtm_thr): Return the thread structure.
1087         * config/x86/tls.h (setup_gtm_thr): Likewise.
1088
1089 2010-12-14  Richard Henderson  <rth@redhat.com>
1090
1091         * clone.cc (table_lock): Remove.
1092         (find_clone): Don't take it.
1093         (ExcludeTransaction): New helper class.
1094         (_ITM_registerTMCloneTable): Use it.
1095         (_ITM_deregisterTMCloneTable): Likewise.
1096
1097 2010-12-14  Richard Henderson  <rth@redhat.com>
1098
1099         * config/x86/tls.h: New file.
1100
1101 2010-07-15  Richard Henderson  <rth@redhat.com>
1102
1103         * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1104         * Makefile.in: Rebuild.
1105
1106 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
1107
1108         * method-wbetl.cc (trydropreference): Fix source line.
1109
1110 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
1111
1112         * libitm.h: Add comment.
1113         * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1114
1115 2010-07-07  Aldy Hernandez  <aldyh@redhat.com>
1116
1117         * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1118         * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1119         available, use pthread mutexes.
1120         * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1121         * config.h.in: Regenerate.
1122         * configure: Regenerate.
1123
1124 2010-07-06  Aldy Hernandez  <aldyh@redhat.com>
1125
1126         * libitm.h (ITM_PURE): Define.
1127         Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1128
1129 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
1130
1131         * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1132         (validate): Add comment.
1133         (trydropreference): New.
1134         * method-readonly.cc (class readonly_dispatch): Add
1135         trydropreference.
1136         * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1137         Call trydropreference().
1138         * libitm.h (_ITM_dropReferences): Remove const attribute.
1139         * method-serial.cc (class serial_dispatch): Add trydropreference.
1140         * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1141
1142 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
1143
1144         * memcpy.cc (do_memcpy): Comment.
1145
1146 2010-06-25  Aldy Hernandez  <aldyh@redhat.com>
1147
1148         * barrier.tpl: Add comments throughout.
1149
1150 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
1151
1152         * method-wbetl.cc (struct w_entry): Add comments.
1153         (trycommit): Same.
1154         (rollback): Same.
1155
1156 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
1157
1158         * alloc_c.cc (_ITM_dropReferences): New.
1159         * libitm.map (_ITM_dropReferences): Add.
1160         * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1161         * libitm_i.h (struct gtm_transaction): Declare
1162         drop_references_allocations and drop_references_local.
1163         * local.cc (rollback_local): Ignore memory when applicable.
1164         (drop_references_local): New.
1165
1166 2010-06-23  Richard Henderson  <rth@redhat.com>
1167
1168         * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1169         memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1170         * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1171         * config/alpha/target.h: Likewise.
1172         * config/generic/tls.cc (gtm_mask_stack): Use it.
1173
1174 2010-06-23  Richard Henderson  <rth@redhat.com>
1175
1176         * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1177         a mutex instead of trying a lock-free compare-and-swap on the list.
1178         (gtm_cacheline_page::operator delete): Likewise.
1179
1180 2010-06-16  Richard Henderson  <rth@redhat.com>
1181
1182         * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1183         that overlap the libitm stack.
1184         * barrier.tpl: Mark incoming stack.
1185         * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1186         _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1187         * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1188         * memcpy.cc, memset.cc: Likewise.
1189         * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1190         * config/generic/tls.h (gtm_thread): Add stack_top member.
1191         (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1192         * libitm_i.h (gtm_mask_stack): Declare.
1193         * config/generic/tls.cc: New file.
1194         * Makefile.am (libitm_la_SOURCES): Add it.
1195         (AM_CXXFLAGS): Turn off exceptions.
1196         * Makefile.in: Rebuild.
1197
1198 2010-06-16  Richard Henderson  <rth@redhat.com>
1199
1200         * alloc.cc (struct gtm_alloc_action): Move definition ...
1201         * libitm_i.h: ... here.
1202         (class gtm_transaction): Declare new and delete.
1203         * beginend.cc (alloc_tx): Reformulate as operator new.
1204         (free_tx): Reformulate as operator delete.
1205         * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1206
1207 2010-06-11  Richard Henderson  <rth@redhat.com>
1208
1209         * clone.cc (clone_entry_compare): Fix typo.
1210         From Patrik Marlier <patrick.marlier@unine.ch>.
1211
1212 2010-05-13  Richard Henderson  <rth@redhat.com>
1213
1214         * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1215         in extern "C".
1216
1217 2010-05-07  Aldy Hernandez  <aldyh@redhat.com>
1218
1219         * libitm_i.h (struct gtm_transaction): Remove
1220         get_allocation_size.
1221         (record_allocation): Remove size parameter.
1222         * libitm.map (_ITM_realloc): Remove.
1223         * alloc_c.cc (_ITM_realloc): Remove.
1224         (_ITM_malloc): Remove size argument to record_allocation.
1225         (_ITM_calloc): Same.
1226         * alloc_cpp.cc (_ZGTtnwm): Same.
1227         (_ZGTtnwmRKSt9nothrow_t): Same.
1228         (_ZGTtnam): Same.
1229         (_ZGTtnamRKSt9nothrow_t): Same.
1230         * alloc.cc (struct gtm_alloc_action): Remove size.
1231         (get_allocation_size): Remove.
1232         (commit_allocations): Add comment.
1233         (record_allocation): Remove size parameter.
1234         (forget_allocation): Remove set of size.
1235
1236 2010-04-19  Aldy Hernandez  <aldyh@redhat.com>
1237
1238         * Makefile.am (abi_version): New.
1239         (AM_CXXFLAGS): Pass abi_version.
1240         * Makefile.in: Regenerate.
1241         * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1242
1243 2010-04-06  Aldy Hernandez  <aldyh@redhat.com>
1244
1245         * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1246         _ITM_getTMCloneOrIrrevokable.
1247         * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1248         * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1249
1250 2010-03-26  Aldy Hernandez  <aldyh@redhat.com>
1251
1252         * configure.ac: Remove Linux futex support.
1253         * configure.tgt (config_path): Same.
1254         * Makefile.am: Same.
1255         * config/linux: Remove entire directory.
1256         * configure: Rebuild.
1257         * Makefile.in: Rebuild.
1258         * testsuite/Makefile.in: Rebuild.
1259
1260 2010-03-09  Aldy Hernandez  <aldyh@redhat.com>
1261
1262         * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1263         switching to serial mode.
1264         * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1265
1266 2010-03-03  Aldy Hernandez  <aldyh@redhat.com>
1267
1268         * configure.tgt: Add emacs -*- tags.
1269         * barrier.tpl: Same.
1270
1271 2010-02-23  Aldy Hernandez  <aldyh@redhat.com>
1272
1273         * Makefile.am: Rename serial.cc to method-serial.cc.
1274         * Makefile.in: Regenerate with automake 1.11.1.
1275         * testsuite/Makefile.in: Same.
1276         * aclocal.m4: Regenerate with aclocal 1.11.1.
1277         * method-serial.cc: Rename from serial.cc.
1278         * libitm_i.h (struct gtm_transaction): Update comment on
1279         serialirr_mode.
1280
1281 2010-02-22  Aldy Hernandez  <aldyh@redhat.com>
1282
1283         * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1284         * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1285
1286 2010-02-11  Aldy Hernandez  <aldyh@redhat.com>
1287
1288         * configure: Rebuild.
1289
1290 2009-11-12  Richard Henderson  <rth@redhat.com>
1291
1292         * Rewrite everything in C++.
1293
1294 2009-11-03  Richard Henderson  <rth@redhat.com>
1295
1296         * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1297         * Makefile.am (libitm_la_SOURCES): Add them.
1298         * configure.ac (ARCH_X86): New conditional.
1299         * Makefile.in, configure: Rebuild.
1300         * configure.tgt: Set up ARCH; do cflags setup at the same time.
1301         Move futex setup into "other system configury" case.
1302         * local.c (rollback_local): Merge into ...
1303         (GTM_rollback_local): ... here.
1304         (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1305         (_ITM_LB): Define as an alias to GTM_LB.
1306
1307 2009-11-03  Richard Henderson  <rth@redhat.com>
1308
1309         * method-readonly.c: New file.
1310         * Makefile.am (libitm_la_SOURCES): Add it.
1311         * Makefile.in: Rebuild.
1312         * beginend.c (gtm_stmlock_array, gtm_clock): New.
1313         (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1314         * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1315         (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1316         gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1317         gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1318         gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1319         gtm_get_clock, gtm_inc_clock): New.
1320         * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1321         LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1322         LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1323         locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1324         replace uses with new libitm_i.h symbols.
1325         (dispatch_wbetl): Rename from wbetl_dispatch.
1326         * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1327         away from dispatch_readonly; abort if the beginTransaction call
1328         asserted that the transaction was readonly.
1329
1330 2009-11-03  Richard Henderson  <rth@redhat.com>
1331
1332         * memset.c: New file.
1333         * Makefile.am (libitm_la_SOURCES): Add it.
1334         * Makefile.in: Rebuild.
1335         * testsuite/libitm.c/memset-1.c: New.
1336
1337 2009-11-03  Richard Henderson  <rth@redhat.com>
1338
1339         * dispatch.c: Remove file.
1340         * useraction.c (struct gtm_user_action): Move from libitm.h.
1341         * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1342         (serial_memset, serial_memmove, serial_memcpy): Remove.
1343         (serial_W*, serial_R*): Remove.
1344         (serial_dispatch): Update to match.
1345         * configure.ac: Move Werror down below configure checks.  Don't
1346         check for sys/loadavg.h, do check for malloc.h.  Don't check for
1347         getloadavg and clock_gettime; do check for memalign, posix_memalign.
1348         Use GCC_AC_FUNC_MMAP_BLACKLIST
1349         * libitm.h: Split out all internal items to...
1350         * libitm_i.h: ... here.  New file.
1351         * copymask.c: New file.
1352         * local.c (struct gtm_local_undo): Move from libitm.h.
1353         (GTM_alloc_local): Rename from alloc_local; export.
1354         * memcpy.c: New file.
1355         * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1356         * config/posix/page.c: New file.
1357         * config/posix/target_tls.h: Remove file.
1358         * barrier.c: New file.
1359         * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1360         copymask.c, page.c.
1361         * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1362         * method-wbetl.c: Rewrite for new cacheline methods.
1363         * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1364
1365         * config/alpha/sjlj.S: Fix typo.
1366         * config/alpha/target_i.h: Copy functions from alpha/target.h.
1367         * config/alpha/copymask.c: New file.
1368         * config/alpha/target.h (CACHELINE_SIZE): New.
1369         (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1370
1371         * config/x86/target_i.h: Copy functions from x86/target.h.
1372         * config/x86/copymask.c: New file.
1373         * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1374         (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1375         (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1376         * config/x86/target_tls.h: Move contents to target_i.h.
1377
1378         * testsuite/libitm.c/clone-1.c: Include libitm.h.
1379         * testsuite/libitm.c/memcpy-1.c: New.
1380
1381 2009-10-22  Richard Henderson  <rth@redhat.com>
1382
1383         * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1384         (AM_CCASFLAGS): New.
1385         * configure.ac: Add AM_PROG_AS.  Use m4_rename_force for
1386         saving/restoring _AC_ARG_VAR_PRECIOUS.
1387         * Makefile.in, aclocal.m4, config.h.in, configure,
1388         testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1389
1390 2009-10-22  Richard Henderson  <rth@redhat.com>
1391
1392         * testsuite/*: Update for new compiler syntax.
1393
1394 2009-10-21  Richard Henderson  <rth@redhat.com>
1395
1396         * libitm.h (_ITM_abortReason): Add outerAbort.
1397
1398 2009-08-03  Richard Henderson  <rth@redhat.com>
1399
1400         * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1401         _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1402         * method-wbetl.c (struct w_entry): Remove mask.
1403         (wbetl_write, wbetl_load): Return pointer to word containing the data;
1404         adjust all callers.
1405
1406 2009-07-22  Richard Henderson  <rth@redhat.com>
1407
1408         * eh_cpp.c: New file.
1409         * Makefile.am (libitm_la_SOURCES): Add it.
1410         * Makefile.in: Rebuild.
1411         * beginend.c (GTM_rollback_transaction): Undo exception state.
1412         (GTM_trycommit_transaction): Mark inline.
1413         (GTM_trycommit_and_finalize_transaction): Split out from ...
1414         (_ITM_commitTransaction): ... here.
1415         (_ITM_commitTransactionEH): New function.
1416         * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1417         cxa_unthrown, eh_in_flight; reorder.
1418
1419         * testsuite/libitm.c++/c++.exp: New.
1420         * testsuite/libitm.c++/eh-1.C: New.
1421
1422         * aatree.c (aa_free): Remove REGPARM.
1423         * aatree.h: Remove all REGPARM.
1424
1425 2009-07-18  Richard Henderson  <rth@redhat.com>
1426
1427         * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1428         * Makefile.am (libitm_la_SOURCES): Add them.
1429         * Makefile.in: Rebuild.
1430         * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1431         (GTM_trycommit_transaction): Likewise.
1432         * libitm.h: Include aatree.h
1433         (struct gtm_alloc_action): New.
1434         (struct gtm_transaction): Add alloc_actions.
1435         (GTM_record_allocation, GTM_forget_allocation): Declare.
1436         (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1437         * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1438         _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1439         _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1440         _ZGTtdaPvRKSt9nothrow_t): Export.
1441
1442 2009-07-18  Richard Henderson  <rth@redhat.com>
1443
1444         * target_tls.h: Move ...
1445         * config/posix/target_tls.h: ... here.
1446
1447 2009-07-07  Richard Henderson  <rth@redhat.com>
1448
1449         * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1450
1451 2009-07-07  Richard Henderson  <rth@redhat.com>
1452
1453         * Update to GPL3.
1454
1455 2009-07-07  Richard Henderson  <rth@redhat.com>
1456
1457         * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1458         * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1459
1460         * configure.tgt: Don't use -ftls-model for x86 linux.
1461         * libitm.h: Include target.h after standard includes.
1462         (_gtm_thr): Rename from gtm_thr.
1463         (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1464         (gtm_disp, set_gtm_disp): New.
1465         * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1466         retry.c, serial.c, useraction.c: Use accessor functions throughout.
1467         * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1468
1469 2009-07-07  Richard Henderson  <rth@redhat.com>
1470
1471         * config/linux/rwlock.c (EZ): New define.  Use it throughout.
1472
1473 2009-07-06  Richard Henderson  <rth@redhat.com>
1474
1475         * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1476         (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1477         (_ITM_beginTransaction): Take variadic arguments.
1478         (_ITM_registerThrownObject): Declare.
1479         * beginend.c, serial.c: Update.
1480         * libitm.map: Add _ITM_registerThrownObject.
1481
1482 2009-01-28  Richard Henderson  <rth@redhat.com>
1483
1484         * Makefile.am (libitm_la_SOURCES): Add clone.c.
1485         * Makefile.in: Rebuild.
1486         * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1487         (GTM_restart_transaction): Fix uninstrumented code check.
1488         * retry.c (GTM_decide_retry_strategy): Add serial check.
1489         * serial.c (GTM_serialmode): Add irrevokable variable.  Don't
1490         automatically go irrevokable when in serial mode.
1491         * clone.c: New file.
1492         * libitm.h, libitm.map: Update.
1493
1494 2009-01-27  Richard Henderson  <rth@redhat.com>
1495
1496         * Makefile.am (LTCCASCOMPILE): Define.
1497         (libitm_la_SOURCES): Add methid-wbetl.c.
1498         * testsuite/Makefile.am: New
1499         * configure.ac: Add testsuite/Makefile.
1500         * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1501         * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1502         (_ITM_abortTransaction): Finalize implementation method; pass
1503         transaction properties to longjmp.
1504         (GTM_restart_transaction): Split out from ...
1505         (_ITM_commitTransaction): ... here.
1506         * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1507         Move to config/x86/target.h.
1508         * config/linux/alpha/futex_bits.h: New.
1509         * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1510         * config/x86/target.h: Disable target types for 32-bit.
1511         * config/alpha/sjlj.S, config/alpha/target.h: New.
1512         * libitm.h (struct gtm_dispatch): Add init, fini.
1513         (enum restart_reason): New.
1514         (struct gtm_transaction): Add method and restarts.
1515         * retry.c (GTM_decide_retry_strategy): Implement.
1516         * serial.c (serial_init, serial_fini): New.
1517         (GTM_serialmode): Finialize outgoing method.
1518         * method-wbetl.c: New.
1519
1520 2008-12-09  Richard Henderson  <rth@redhat.com>
1521
1522         * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1523         * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1524         * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1525         * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1526         (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1527         (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1528         * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1529         * serial.c (serial_R##T, serial_W##T): Likewise.
1530
1531 2008-11-21  Richard Henderson  <rth@redhat.com>
1532
1533         * Initial commit.