libitm/ChangeLog

   1 2024-04-02  Jakub Jelinek  <jakub@redhat.com>
   2
   3         * beginend.cc (GTM::gtm_thread::begin_transaction): Fix duplicated
   4         words in comment; not not -> not to.
   5
   6 2024-02-05  Marek Polacek  <polacek@redhat.com>
   7
   8         * containers.h (vector): Remove the template-id in constructors.
   9
  10 2024-01-03  Jakub Jelinek  <jakub@redhat.com>
  11
  12         * libitm.texi: Bump @copying's copyright year.
  13
  14 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
  15
  16         * testsuite/lib/libitm.exp: Likewise.
  17         * testsuite/libitm.c++/c++.exp: Likewise.
  18
  19 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
  20
  21         * Makefile.am: Handle Darwin rpaths.
  22         * Makefile.in: Regenerate.
  23         * configure: Regenerate.
  24         * configure.ac: Handle Darwin rpaths.
  25
  26 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  27
  28         * configure: Regenerate.
  29
  30 2023-08-07  Alexander von Gluck IV  <kallisti5@unixzen.com>
  31
  32         * configure: Regenerate.
  33
  34 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  35
  36         * configure: Regenerate.
  37
  38 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  39
  40         * configure: Regenerate.
  41
  42 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
  43
  44         * configure: Regenerate.
  45
  46 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
  47
  48         * configure: Regenerate.
  49
  50 2023-06-02  Thomas Schwinge  <thomas@codesourcery.com>
  51
  52         * configure.ac (PERL): Remove.
  53         * configure: Regenerate.
  54         * Makefile.in: Likewise.
  55         * testsuite/Makefile.in: Likewise.
  56
  57 2023-01-02  Jakub Jelinek  <jakub@redhat.com>
  58
  59         * libitm.texi: Bump @copying's copyright year.
  60
  61 2022-11-14  Martin Liska  <mliska@suse.cz>
  62
  63         Revert:
  64         2022-11-14  Martin Liska  <mliska@suse.cz>
  65
  66         * doc/c-c++-language-constructs-for-tm.rst: New file.
  67         * doc/conf.py: New file.
  68         * doc/copyright.rst: New file.
  69         * doc/enabling-libitm.rst: New file.
  70         * doc/gnu-free-documentation-license.rst: New file.
  71         * doc/index.rst: New file.
  72         * doc/indices-and-tables.rst: New file.
  73         * doc/internals.rst: New file.
  74         * doc/locking-conventions.rst: New file.
  75         * doc/nesting-flat-vs-closed.rst: New file.
  76         * doc/the-libitm-abi.rst: New file.
  77         * doc/the-libitm-abi/function-list.rst: New file.
  78         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst: New file.
  79         * doc/the-libitm-abi/library-design-principles.rst: New file.
  80         * doc/the-libitm-abi/memory-model.rst: New file.
  81         * doc/the-libitm-abi/non-objectives.rst: New file.
  82         * doc/the-libitm-abi/objectives.rst: New file.
  83         * doc/the-libitm-abi/sample-code.rst: New file.
  84         * doc/the-libitm-abi/types-and-macros-list.rst: New file.
  85         * doc/tm-methods-and-method-groups.rst: New file.
  86
  87 2022-11-14  Martin Liska  <mliska@suse.cz>
  88
  89         Revert:
  90         2022-11-14  Martin Liska  <mliska@suse.cz>
  91
  92         * Makefile.in: Support Sphinx based documentation.
  93
  94 2022-11-14  Martin Liska  <mliska@suse.cz>
  95
  96         Revert:
  97         2022-11-14  Martin Liska  <mliska@suse.cz>
  98
  99         * libitm.texi: Removed.
 100
 101 2022-11-14  Martin Liska  <mliska@suse.cz>
 102
 103         Revert:
 104         2022-11-14  Martin Liska  <mliska@suse.cz>
 105
 106         * Makefile.in: Support --with-sphinx-build.
 107         * configure.ac: Likewise.
 108         * configure: Regenerate.
 109
 110 2022-11-14  Martin Liska  <mliska@suse.cz>
 111
 112         Revert:
 113         2022-11-14  Martin Liska  <mliska@suse.cz>
 114
 115         * Makefile.in: Build info pages conditionally.
 116
 117 2022-11-14  Martin Liska  <mliska@suse.cz>
 118
 119         Revert:
 120         2022-11-14  Martin Liska  <mliska@suse.cz>
 121
 122         * doc/c-c++-language-constructs-for-tm.rst:
 123         Add trailing newline.
 124         * doc/copyright.rst:
 125         Add trailing newline.
 126         * doc/enabling-libitm.rst:
 127         Add trailing newline.
 128         * doc/gnu-free-documentation-license.rst:
 129         Add trailing newline.
 130         * doc/index.rst:
 131         Add trailing newline.
 132         * doc/indices-and-tables.rst:
 133         Add trailing newline.
 134         * doc/internals.rst:
 135         Add trailing newline.
 136         * doc/locking-conventions.rst:
 137         Add trailing newline.
 138         * doc/nesting-flat-vs-closed.rst:
 139         Add trailing newline.
 140         * doc/the-libitm-abi.rst:
 141         Add trailing newline.
 142         * doc/the-libitm-abi/function-list.rst:
 143         Add trailing newline.
 144         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst:
 145         Add trailing newline.
 146         * doc/the-libitm-abi/library-design-principles.rst:
 147         Add trailing newline.
 148         * doc/the-libitm-abi/memory-model.rst:
 149         Add trailing newline.
 150         * doc/the-libitm-abi/non-objectives.rst:
 151         Add trailing newline.
 152         * doc/the-libitm-abi/objectives.rst:
 153         Add trailing newline.
 154         * doc/the-libitm-abi/sample-code.rst:
 155         Add trailing newline.
 156         * doc/the-libitm-abi/types-and-macros-list.rst:
 157         Add trailing newline.
 158         * doc/tm-methods-and-method-groups.rst:
 159         Add trailing newline.
 160
 161 2022-11-14  Martin Liska  <mliska@suse.cz>
 162
 163         Revert:
 164         2022-11-14  Martin Liska  <mliska@suse.cz>
 165
 166         * Makefile.in: Add missing HAS_SPHINX_BUILD.
 167
 168 2022-11-14  Martin Liska  <mliska@suse.cz>
 169
 170         Revert:
 171         2022-11-14  Martin Liska  <mliska@suse.cz>
 172
 173         * doc/conf.py: Add newline at last line.
 174
 175 2022-11-14  Martin Liska  <mliska@suse.cz>
 176
 177         Revert:
 178         2022-11-14  Martin Liska  <mliska@suse.cz>
 179
 180         PR other/107620
 181         * configure: Regenerate.
 182         * configure.ac: Always set sphinx-build.
 183
 184 2022-11-13  Martin Liska  <mliska@suse.cz>
 185
 186         PR other/107620
 187         * configure: Regenerate.
 188         * configure.ac: Always set sphinx-build.
 189
 190 2022-11-10  Martin Liska  <mliska@suse.cz>
 191
 192         * doc/conf.py: Add newline at last line.
 193
 194 2022-11-09  Martin Liska  <mliska@suse.cz>
 195
 196         * Makefile.in: Add missing HAS_SPHINX_BUILD.
 197
 198 2022-11-09  Martin Liska  <mliska@suse.cz>
 199
 200         * doc/c-c++-language-constructs-for-tm.rst:
 201         Add trailing newline.
 202         * doc/copyright.rst:
 203         Add trailing newline.
 204         * doc/enabling-libitm.rst:
 205         Add trailing newline.
 206         * doc/gnu-free-documentation-license.rst:
 207         Add trailing newline.
 208         * doc/index.rst:
 209         Add trailing newline.
 210         * doc/indices-and-tables.rst:
 211         Add trailing newline.
 212         * doc/internals.rst:
 213         Add trailing newline.
 214         * doc/locking-conventions.rst:
 215         Add trailing newline.
 216         * doc/nesting-flat-vs-closed.rst:
 217         Add trailing newline.
 218         * doc/the-libitm-abi.rst:
 219         Add trailing newline.
 220         * doc/the-libitm-abi/function-list.rst:
 221         Add trailing newline.
 222         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst:
 223         Add trailing newline.
 224         * doc/the-libitm-abi/library-design-principles.rst:
 225         Add trailing newline.
 226         * doc/the-libitm-abi/memory-model.rst:
 227         Add trailing newline.
 228         * doc/the-libitm-abi/non-objectives.rst:
 229         Add trailing newline.
 230         * doc/the-libitm-abi/objectives.rst:
 231         Add trailing newline.
 232         * doc/the-libitm-abi/sample-code.rst:
 233         Add trailing newline.
 234         * doc/the-libitm-abi/types-and-macros-list.rst:
 235         Add trailing newline.
 236         * doc/tm-methods-and-method-groups.rst:
 237         Add trailing newline.
 238
 239 2022-11-09  Martin Liska  <mliska@suse.cz>
 240
 241         * Makefile.in: Build info pages conditionally.
 242
 243 2022-11-09  Martin Liska  <mliska@suse.cz>
 244
 245         * Makefile.in: Support --with-sphinx-build.
 246         * configure.ac: Likewise.
 247         * configure: Regenerate.
 248
 249 2022-11-09  Martin Liska  <mliska@suse.cz>
 250
 251         * libitm.texi: Removed.
 252
 253 2022-11-09  Martin Liska  <mliska@suse.cz>
 254
 255         * Makefile.in: Support Sphinx based documentation.
 256
 257 2022-11-09  Martin Liska  <mliska@suse.cz>
 258
 259         * doc/c-c++-language-constructs-for-tm.rst: New file.
 260         * doc/conf.py: New file.
 261         * doc/copyright.rst: New file.
 262         * doc/enabling-libitm.rst: New file.
 263         * doc/gnu-free-documentation-license.rst: New file.
 264         * doc/index.rst: New file.
 265         * doc/indices-and-tables.rst: New file.
 266         * doc/internals.rst: New file.
 267         * doc/locking-conventions.rst: New file.
 268         * doc/nesting-flat-vs-closed.rst: New file.
 269         * doc/the-libitm-abi.rst: New file.
 270         * doc/the-libitm-abi/function-list.rst: New file.
 271         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst: New file.
 272         * doc/the-libitm-abi/library-design-principles.rst: New file.
 273         * doc/the-libitm-abi/memory-model.rst: New file.
 274         * doc/the-libitm-abi/non-objectives.rst: New file.
 275         * doc/the-libitm-abi/objectives.rst: New file.
 276         * doc/the-libitm-abi/sample-code.rst: New file.
 277         * doc/the-libitm-abi/types-and-macros-list.rst: New file.
 278         * doc/tm-methods-and-method-groups.rst: New file.
 279
 280 2022-10-31  Xiongchuan Tan  <xc-tan@outlook.com>
 281
 282         * configure.tgt: Add riscv support.
 283         * config/riscv/asm.h: New file.
 284         * config/riscv/sjlj.S: New file.
 285         * config/riscv/target.h: New file.
 286
 287 2022-10-13  Lulu Cheng  <chenglulu@loongson.cn>
 288
 289         * config/loongarch/sjlj.S: Add a soft floating point condition to the
 290         register recovery part of the code.
 291
 292 2022-10-12  Martin Liska  <mliska@suse.cz>
 293
 294         * configure: Regenerate.
 295
 296 2022-10-11  Olivier Hainque  <hainque@adacore.com>
 297             Olivier Hainque  <hainque@adacore.com>
 298
 299         * configure: Regenerate.
 300
 301 2022-09-28  Lulu Cheng  <chenglulu@loongson.cn>
 302             Yang Yujie  <yangyujie@loongson.cn>
 303
 304         * configure.tgt: Add loongarch support.
 305         * config/loongarch/asm.h: New file.
 306         * config/loongarch/sjlj.S: New file.
 307         * config/loongarch/target.h: New file.
 308
 309 2022-08-31  Martin Liska  <mliska@suse.cz>
 310
 311         * configure: Regenerate.
 312
 313 2022-08-31  Martin Liska  <mliska@suse.cz>
 314
 315         * configure: Regenerate.
 316
 317 2022-06-02  David Malcolm  <dmalcolm@redhat.com>
 318
 319         * testsuite/lib/libitm.exp: Add load_gcc_lib of scansarif.exp.
 320
 321 2022-02-03  David Seifert  <soap@gentoo.org>
 322             Jakub Jelinek  <jakub@redhat.com>
 323
 324         * configure.ac: Support --disable-werror.
 325         * configure: Regenerate.
 326
 327 2022-01-31  Martin Liska  <mliska@suse.cz>
 328
 329         * acinclude.m4: Detect *_ld_is_mold and use it.
 330         * configure: Regenerate.
 331
 332 2022-01-03  Jakub Jelinek  <jakub@redhat.com>
 333
 334         * libitm.texi: Bump @copying's copyright year.
 335
 336 2021-11-26  Iain Sandoe  <iain@sandoe.co.uk>
 337
 338         * eh_cpp.cc (GTM::gtm_thread::init_cpp_exceptions): If the
 339         target does not support HAVE_ELF_STYLE_WEAKREF then do not
 340         try to test the __cxa_get_globals against NULL.
 341
 342 2021-06-17  Jonathan Wakely  <jwakely@redhat.com>
 343
 344         PR libstdc++/91488
 345         * testsuite/libitm.c++/libstdc++-pr91488.C: New test.
 346
 347 2021-01-15  Jakub Jelinek  <jakub@redhat.com>
 348
 349         PR target/70454
 350         * configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
 351         be added through preprocessor check on
 352         __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.
 353
 354 2021-01-05  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 355
 356         * configure: Re-generate.
 357
 358 2021-01-01  Jakub Jelinek  <jakub@redhat.com>
 359
 360         * libitm.texi: Bump @copying's copyright year.
 361
 362 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 363
 364         PR target/97865
 365         * configure.tgt: Add dynamic_lookup to XLDFLAGS for Darwin.
 366         * configure: Regenerate.
 367
 368 2020-11-29  John David Anglin  <danglin@gcc.gnu.org>
 369
 370         * configure: Regenerate.
 371
 372 2020-10-01  Alan Modra  <amodra@gmail.com>
 373
 374         * config/powerpc/sjlj.S: Support __PCREL__ code.
 375
 376 2020-07-24  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 377
 378         * config/aarch64/sjlj.S: Add conditional pac-ret protection.
 379
 380 2020-07-09  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 381
 382         * config/aarch64/sjlj.S: Add BTI marking and related definitions,
 383         and add BTI c to function entries.
 384
 385 2020-07-09  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 386
 387         * config/aarch64/sjlj.S: Add stack note if __FreeBSD__ is defined.
 388
 389 2020-05-29  H.J. Lu  <hjl.tools@gmail.com>
 390
 391         PR bootstrap/95413
 392         * configure: Regenerated.
 393
 394 2020-05-15  H.J. Lu  <hongjiu.lu@intel.com>
 395
 396         PR bootstrap/95147
 397         * configure: Regenerated.
 398
 399 2020-05-14  H.J. Lu  <hongjiu.lu@intel.com>
 400
 401         * configure: Regenerated.
 402
 403 2020-05-12  Nathan Sidwell  <nathan@acm.org>
 404
 405         Fix throw specifiers on interface.
 406         * libitm/libitm.h (_ITM_NOTHROW): Define.
 407         (_ITM_cxa_allocate_exception, _ITM_cxa_free_exception)
 408         (_ITM_cxa_begin_catch): Use it.
 409         * eh_cpp.cc: Add throw() to __cxa_allocate_exception,
 410         __cxa_free_exception, __cxa_begin_catch, __cxa_tm_cleanup,
 411         __cxa_get_globals.
 412         (_ITM_cxa_allocate_exception, _ITM_cxa_free_exception)
 413         (_ITM_cxa_begin_catch): Likewise.
 414
 415 2020-05-05  Nathan Sidwell  <nathan@acm.org>
 416
 417         * testsuite/lib/libitm.exp (libitm_init): Add
 418         -fdiagnostics-color=never to options.
 419
 420 2020-02-12  Sandra Loosemore  <sandra@codesourcery.com>
 421
 422         PR libstdc++/79193
 423         PR libstdc++/88999
 424
 425         * configure: Regenerated.
 426
 427 2020-01-24  Maciej W. Rozycki  <macro@wdc.com>
 428
 429         * configure.ac: Handle `--with-toolexeclibdir='.
 430         * Makefile.in: Regenerate.
 431         * aclocal.m4: Regenerate.
 432         * configure: Regenerate.
 433         * testsuite/Makefile.in: Regenerate.
 434
 435 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 436
 437         Update copyright years.
 438
 439         * libitm.texi: Bump @copying's copyright year.
 440
 441 2019-12-03  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 442
 443         PR libgomp/91938
 444         * configure.tgt: Avoid IE tls on *-*-musl*.
 445
 446 2019-09-27  Maciej W. Rozycki  <macro@wdc.com>
 447
 448         * configure: Regenerate.
 449
 450 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
 451
 452         * config/arm/sjlj.S (ldaddr): Add FDPIC support.
 453
 454 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
 455
 456         * configure.tgt: Handle *-*-uclinux*.
 457         * configure: Regenerate.
 458
 459 2019-09-06  Florian Weimer  <fweimer@redhat.com>
 460
 461         * configure: Regenerate.
 462
 463 2019-09-03  Chung-Lin Tang  <cltang@codesourcery.com>
 464
 465         PR other/79543
 466         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Fix GNU ld --version
 467         scanning to conform to the GNU Coding Standards.
 468         * configure: Regenerate.
 469
 470 2019-05-03  Jakub Jelinek  <jakub@redhat.com>
 471
 472         * Makefile.am (finclude): Remove.
 473         * Makefile.in: Regenerated.
 474
 475 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 476
 477         Update copyright years.
 478
 479 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 480
 481         * libitm.texi: Bump @copying's copyright year.
 482
 483 2018-12-16  Jakub Jelinek  <jakub@redhat.com>
 484
 485         PR c++/88482
 486         * eh_cpp.cc (__cxa_throw): Change DEST argument type from
 487         void * to void (*) (void *).
 488         (_ITM_cxa_throw): Likewise.
 489         * libitm.h (_ITM_cxa_throw): Likewise.
 490         * libitm.texi (_ITM_cxa_throw): Likewise.
 491
 492 2018-12-13  Peter Bergner  <bergner@linux.ibm.com>
 493
 494         * config/powerpc/target.h (htm_available):  Add support for
 495         PPC_FEATURE2_HTM_NO_SUSPEND.  Use __builtin_cpu_supports if available.
 496
 497 2018-10-31  Joseph Myers  <joseph@codesourcery.com>
 498
 499         PR bootstrap/82856
 500         * Makefile.am: Include multilib.am.
 501         (AUTOMAKE_OPTIONS): Add info-in-builddir.
 502         (CLEANFILES): Remove libitm.info.
 503         * configure.ac: Remove AC_PREREQ.
 504         * testsuite/Makefile.am (RUNTEST): Remove quotes.
 505         * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
 506         Regenerate.
 507
 508 2018-10-30  Nicholas Krause <xerofoify@gmail.com>
 509
 510         PR libitm/86293
 511         * method-serial.cc: Mark varible as potentially unused
 512         to silence warning.
 513
 514 2018-08-03  Sergei Trofimovich  <slyfox@gentoo.org>
 515
 516         * config/sh/sjlj.S: Adjust to use PIC vs normal code to avoid
 517         absolute relocation in a shared library.
 518
 519 2018-06-12  H.J. Lu  <hongjiu.lu@intel.com>
 520
 521         PR libitm/85988
 522         * config/linux/x86/tls.h (SEG_READ): Use the offset of
 523         __private_tm as base.
 524         (SEG_WRITE): Likewise.
 525         (SEG_ENCODE_WRITE): Correct the offset of pointer_guard for x32.
 526         (gtm_thr): Replace SEG_READ(10) with SEG_READ(0).
 527         (set_gtm_thr): Replace SEG_WRITE(10) with SEG_WRITE(0).
 528         (abi_disp): Replace SEG_DECODE_READ(11) with SEG_DECODE_READ(1).
 529         (set_abi_disp): Replace SEG_ENCODE_WRITE(11) with
 530
 531 2018-05-17  Jason Merrill  <jason@redhat.com>
 532
 533         * beginend.cc (save): Disable -Werror=deprecated-copy.
 534
 535 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 536
 537         PR testsuite/85106
 538         * testsuite/lib/libitm.exp: Include scanltranstree.exp.
 539
 540 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 541
 542         PR testsuite/85106
 543         * testsuite/lib/libitm.exp: Include scanwpaipa.exp.
 544
 545 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 546
 547         * config/x86/sjlj.S (_ITM_beginTransaction): Add
 548         (__CET__ & 2) != 0 check for shadow stack.
 549         (GTM_longjmp): Likewise.
 550
 551 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 552
 553         * configure: Regenerated.
 554
 555 2018-04-23  H.J. Lu  <hongjiu.lu@intel.com>
 556
 557         PR target/85489
 558         * config/x86/sjlj.S (GTM_longjmp): Replace jle/jg with jbe/ja.
 559
 560 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 561
 562         * configure: Regenerated.
 563
 564 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 565
 566         PR jit/85384
 567         * configure: Regenerate.
 568
 569 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 570
 571         PR target/84148
 572         * configure: Regenerate.
 573
 574 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 575
 576         Update copyright years.
 577
 578         * libitm.texi: Bump @copying's copyright year.
 579
 580 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 581
 582         * Makefile.in: Regenerate.
 583         * acinclude.m4: Add enable.m4 and cet.m4.
 584         * config/x86/sjlj.S: Include cet.h.
 585         (_ITM_beginTransaction): Add _CET_ENDBR.
 586         Save Shadow Stack pointer.
 587         (GTM_longjmp): Add _CET_ENDBR. Restore Shadow Stack pointer.
 588         * config/x86/target.h (struct gtm_jmpbuf):
 589         Add new field for Shadow Stack pointer.
 590         * configure: Regenerate.
 591         * configure.ac: Set CET_FLAGS. Update XCFLAGS.
 592         * configure.ac: Update libtool_VERSION for x86.
 593         * testsuite/Makefile.in: Regenerate.
 594
 595 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 596
 597         * libitm/config/x86/target.h: Add new field (ssp).
 598         * libitm/config/x86/sjlj.S: Change offsets.
 599
 600 2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 601
 602         * testsuite/lib/libitm.exp: Load scanlang.exp.
 603
 604 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
 605
 606         * libitm_i.h (sutrct gtm_thread): Fix typo in comment.
 607
 608 2017-01-21  Jakub Jelinek  <jakub@redhat.com>
 609
 610         PR other/79046
 611         * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
 612         of cat to get version from BASE-VER file.
 613         * testsuite/Makefile.in: Regenerated.
 614
 615 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
 616
 617         * config/x86/target.h (htm_available): Determine vendor from
 618         __get_cpuid_max return.  Use signature_INTEL_ebx.  Cleanup.
 619
 620 2017-01-18  Torvald Riegel  <triegel@redhat.com>
 621
 622         * config/x86/target.h (htm_available): Add check for some processors
 623         on which TSX is broken.
 624
 625 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 626
 627         PR other/79046
 628         * configure.ac: Add GCC_BASE_VER.
 629         * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
 630         get version from BASE-VER file.
 631         * testsuite/Makefile.in: Regenerated.
 632         * configure: Regenerated.
 633         * Makefile.in: Regenerated.
 634
 635 2017-01-04  Alan Modra  <amodra@gmail.com>
 636
 637         * Makefile.in: Regenerate.
 638         * testsuite/Makefile.in: Regenerate.
 639
 640 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
 641
 642         Update copyright years.
 643
 644         * libitm.texi: Bump @copying's copyright year.
 645
 646 2016-12-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 647
 648         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
 649         * aclocal.m4: Regenerate.
 650         * configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
 651         LIBITM_CHECK_LINKER_HWCAP.
 652
 653 2016-11-15  Matthias Klose  <doko@ubuntu.com>
 654
 655         * configure: Regenerate.
 656
 657 2016-04-19  H.J. Lu  <hongjiu.lu@intel.com>
 658
 659         PR libitm/70456
 660         * util.cc (xmalloc): Use posix_memalign to allocate memory on
 661         on cache line if requested.
 662
 663 2016-03-03  Dominik Vogt  <vogt@linux.vnet.ibm.com>
 664
 665         * config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
 666         function attribute to disable floating point in begin_transaction() on
 667         S/390.
 668         * beginend.cc (begin_transaction): Use
 669         TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
 670
 671 2016-01-22  Torvald Riegel  <triegel@redhat.com>
 672
 673         * beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
 674         boundary.
 675         (htm_fastpath): Remove.
 676         (gtm_thread::begin_transaction): Fix HTM fastpath.
 677         (_ITM_commitTransaction): Adapt.
 678         (_ITM_commitTransactionEH): Adapt.
 679         * libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
 680         and accessors.
 681         * libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
 682         * libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
 683         * libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
 684         * libitm/libitm_i.h (htm_fastpath): Remove declaration.
 685         * libitm/method-serial.cc (htm_mg): Adapt.
 686         (gtm_thread::serialirr_mode): Adapt.
 687         * libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
 688
 689 2016-01-21  Torvald Riegel  <triegel@redhat.com>
 690
 691         * testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
 692         or AIX.
 693
 694 2016-01-19  Richard Henderson  <rth@redhat.com>
 695
 696         PR bootstrap/69343
 697         PR bootstrap/69339
 698         Revert:
 699         2016-01-13  Richard Henderson  <rth@redhat.com>
 700
 701         * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
 702         (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
 703         (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
 704         (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
 705         * configure.ac (ARCH_AARCH64): New conditional.
 706         (ARCH_PPC, ARCH_S390): Likewise.
 707         * Makefile.in, configure: Rebuild.
 708
 709         * libitm.h (_ITM_TYPE_M128): Always define.
 710         * vect64.cc: Split ...
 711         * vect128.cc: ... out of...
 712         * config/x86/x86_sse.cc: ... here.
 713         * config/arm/neon.cc: New file.
 714
 715 2016-01-19  Torvald Riegel  <triegel@redhat.com>
 716
 717         * local_type_traits: Remove file.
 718         * libitm_i.h: Don't include it anymore.
 719         (sized_integral): Remove.
 720
 721 2016-01-16  Torvald Riegel  <triegel@redhat.com>
 722
 723         * method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
 724         safety.
 725         * method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
 726         * libitm/testsuite/libitm.c/priv-1.c: New.
 727
 728 2015-01-15  Torvald Riegel  <triegel@redhat.com>
 729
 730         testsuite/libitm.c++/libstdc++-safeexc.C: New.
 731
 732 2016-01-13  Torvald Riegel  <triegel@redhat.com>
 733
 734         * beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
 735         * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 736         (gtm_rwlock::write_unlock): Likewise.
 737
 738 2016-01-13  Richard Henderson  <rth@redhat.com>
 739
 740         * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
 741         (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
 742         (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
 743         (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
 744         * configure.ac (ARCH_AARCH64): New conditional.
 745         (ARCH_PPC, ARCH_S390): Likewise.
 746         * Makefile.in, configure: Rebuild.
 747
 748         * libitm.h (_ITM_TYPE_M128): Always define.
 749         * vect64.cc: Split ...
 750         * vect128.cc: ... out of...
 751         * config/x86/x86_sse.cc: ... here.
 752         * config/arm/neon.cc: New file.
 753
 754 2016-01-13  Torvald Riegel  <triegel@redhat.com>
 755
 756         * beginend.cc (gtm_thread::trycommit): Fix privatization safety.
 757         * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 758         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 759         * dispatch.h (abi_dispatch::snapshot_most_recent): New.
 760         * method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
 761         * method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
 762         * method-serial.cc (serial_dispatch::snapshot_most_recent): New.
 763         (serialirr_dispatch::snapshot_most_recent): New.
 764         (serialirr_onwrite_dispatch::snapshot_most_recent): New.
 765
 766 2016-01-12  Torvald Riegel  <triegel@redhat.com>
 767
 768         * libitm_i.h (gtm_mask_stack): Remove.
 769         * beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
 770         * stmlock.h: Remove file.
 771         * config/alpha/cacheline.h: Likewise.
 772         * config/generic/cacheline.h: Likewise.
 773         * config/powerpc/cacheline.h: Likewise.
 774         * config/sparc/cacheline.h: Likewise.
 775         * config/x86/cacheline.h: Likewise.
 776
 777 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 778
 779         Update copyright years.
 780
 781         * libitm.texi: Bump @copying's copyright year.
 782
 783 2015-11-26  Torvald Riegel  <triegel@redhat.com>
 784
 785         * method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
 786         (ml_wt_dispatch::pre_write): Adapt.
 787         (ml_wt_dispatch::pre_load): Likewise.
 788
 789 2015-11-22  Torvald Riegel  <triegel@redhat.com>
 790
 791         * libitm_i.h (gtm_alloc_action): Remove union.
 792         * testsuite/libitm.c/alloc-1.c: New.
 793
 794 2015-11-19  Torvald Riegel  <triegel@redhat.com>
 795
 796         * testsuite/libitm.c++/eh-5.C: New.
 797         * libitm.h (_ITM_cxa_free_exception): New.
 798         * libitm.map (_ITM_cxa_free_exception): Add it.
 799         * libitm.texi: Update ABI docs.
 800         * libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
 801         (gtm_transaction_cp::cxa_uncaught_count): Add.
 802         (gtm_thread::cxa_unthrown): Remove.
 803         (gtm_thread::cxa_uncaught_count_ptr): Add.
 804         (gtm_thread::cxa_uncaught_count): Add.
 805         (gtm_thread::drop_references_allocations): Rename to...
 806         (gtm_thread::discard_allocation): ... this and adapt.
 807         (gtm_thread::init_cpp_exceptions): New.
 808         * beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
 809         (gtm_thread::begin_transaction): Likewise.
 810         (gtm_transaction_cp::save): Likewise.
 811         (gtm_thread::trycommit): Likewise.
 812         * eh_cpp.cc: Add overview comments.
 813         (__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
 814         (free_any_exception, _ITM_cxa_free_exception): New.
 815         (gtm_thread::init_cpp_exceptions): Define.
 816         (_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
 817         (_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
 818         (gtm_thread::revert_cpp_exceptions): Likewise.
 819
 820 2015-11-09  Torvald Riegel  <triegel@redhat.com>
 821
 822         * alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
 823         _ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
 824         * libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
 825         * libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz.  Add comments.
 826         (gtm_thread::forget_allocations): New overload with size_t argument.
 827         * alloc.c (gtm_thread::forget_allocation): Define new overload and
 828         adapt existing one.
 829         (gtm_thread::record_allocation): Adapt.
 830         (gtm_thread::commit_allocations_1): Adapt.
 831         (gtm_thread::commit_allocations_2): Adapt.
 832         * testsuite/libitm.c++/newdelete.C: New.
 833
 834 2015-10-27  Daniel Jacobowitz  <dan@codesourcery.com>
 835             Joseph Myers  <joseph@codesourcery.com>
 836             Mark Shinwell  <shinwell@codesourcery.com>
 837             Andrew Stubbs  <ams@codesourcery.com>
 838             Rich Felker <dalias@libc.org>
 839
 840         * config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
 841         GTM_begin_transaction for compatibility with FDPIC.
 842
 843 2015-10-09  David Malcolm  <dmalcolm@redhat.com>
 844
 845         * testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
 846         using load_gcc_lib.
 847
 848 2015-08-20  Gleb Fotengauer-Malinovskiy  <glebfm@altlinux.org>  (tiny change)
 849
 850         PR libitm/61164
 851         * local_atomic (__always_inline): Rename to...
 852         (__libitm_always_inline): ... this.
 853
 854 2015-07-03  Carlos Sánchez de La Lama  <csanchezdll@gmail.com>
 855
 856         PR target/52482
 857         * config/powerpc/sjlj.S: Port to Xcode 2.5.
 858
 859 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 860
 861         * config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
 862         operands "op" and "val" to int.
 863
 864 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 865
 866         * config/linux/sh/futex_bits.h (sys_futex0) Change operands
 867         "op" and "val" to int.
 868
 869 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 870
 871         * config/linux/alpha/futex_bits.h (sys_futex0) Change operands
 872         "op" and "val" to int.
 873
 874 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 875
 876         * config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
 877         Declare as static int.
 878         (FUTEX_PRIVATE_FLAG): Remove L suffix.
 879         * config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
 880
 881 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 882
 883         * config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
 884         sys_futex0 function.
 885
 886 2015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
 887
 888         * Makefile.in: Regenerated with automake-1.11.6.
 889         * aclocal.m4: Likewise.
 890         * configure: Likewise.
 891         * testsuite/Makefile.in: Likewise.
 892
 893 2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>
 894
 895         * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
 896         * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
 897
 898 2015-01-15  H.J. Lu  <hongjiu.lu@intel.com>
 899
 900         PR libitm/64360
 901         * libitm.c/stackundo.c (test2): Make it static.
 902         (test1): Likewise.
 903
 904 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 905
 906         Update copyright years.
 907
 908 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 909
 910         * libitm.texi: Bump @copying's copyright year.
 911
 912 2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 913
 914         * testsuite/lib/libitm.exp: Load target-utils.exp.
 915         Move load of target-supports.exp earlier.
 916
 917 2014-12-03  Uros Bizjak  <ubizjak@gmail.com>
 918
 919         * configure.tgt (x86_64): Tune -m32 multilib to generic.
 920
 921 2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>
 922
 923         PR bootstrap/63784
 924         * configure: Regenerated.
 925
 926 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 927
 928         PR target/63610
 929         * configure: Regenerate.
 930
 931 2014-10-06  Marek Polacek  <polacek@redhat.com>
 932
 933         * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
 934         * testsuite/libitm.c/memset-1.c: Likewise.
 935
 936 2014-07-24  Richard Henderson  <rth@redhat.com>
 937
 938         * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
 939         addressing mode in epilogue.
 940
 941 2014-05-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 942
 943         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
 944         -mclear-hwcap instead.
 945         * configure: Regenerate.
 946         * clearcap.map: Remove.
 947
 948 2014-05-21  John Marino  <gnugcc@marino.st>
 949
 950         * configure.tgt (*-*-dragonfly*): New target.
 951
 952 2014-05-19  Richard Henderson  <rth@redhat.com>
 953
 954         * config/aarch64/sjlj.S: New file.
 955         * config/aarch64/target.h: New file.
 956         * configure.tgt: Enable aarch64.
 957
 958 2014-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 959
 960         * config/generic/asmcfi.h: Also check for
 961         __GCC_HAVE_DWARF2_CFI_ASM.
 962
 963 2013-04-02  Richard Henderson  <rth@redhat.com>
 964
 965         * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
 966         * config/arm/target.h, config/sh/target.h: Likewise.
 967         * config/sparc/target.h, config/x86/target.h: Likewise.
 968
 969 2014-03-26  Jakub Jelinek  <jakub@redhat.com>
 970
 971         * config/linux/futex_bits.h: Include errno.h.
 972         (sys_futex0): If syscall returns -1, return -errno rather than
 973         -1.
 974
 975 2014-03-26  Joseph Myers  <joseph@codesourcery.com>
 976
 977         * libitm.texi (Index): Rename to Library Index.
 978
 979 2014-01-13  H.J. Lu  <hongjiu.lu@intel.com>
 980
 981         PR libitm/53113
 982         * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
 983         (x86_avx.lo): Append -mavx to CXXFLAGS.
 984         * Makefile.in: Regenerate.
 985
 986 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 987
 988         Update copyright years
 989
 990 2014-01-02  Tobias Burnus  <burnus@net-b.de>
 991
 992         * libitm.texi: Bump @copying's copyright year.
 993
 994 2013-11-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 995
 996         * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
 997         (FUNC): Define ELFv2 variant.
 998         (END): Likewise.
 999         (HIDDEN): Likewise.
1000         (CALL): Likewise.
1001         (BASE): Likewise.
1002         (LR_SAVE): Likewise.
1003
1004 2013-09-20  Alan Modra  <amodra@gmail.com>
1005
1006         * configure: Regenerate.
1007
1008 2013-08-30  Torvald Riegel  <triegel@redhat.com>
1009
1010         * config/posix/rwlock.cc: Fix initialization order.
1011
1012 2013-08-30  Torvald Riegel  <triegel@redhat.com>
1013
1014         * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
1015         (htm_fastpath): Assign an asm name.
1016         * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
1017         HTM fast paths.
1018         (_ITM_actions): Likewise.
1019         * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
1020         x86_64.
1021         * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
1022         * config/posix/rwlock.h (gtm_rwlock): Update comments.  Move summary
1023         field to the start of the structure.
1024         * config/linux/rwlock.h (gtm_rwlock): Update comments.
1025         * beginend.cc (gtm_thread::begin_transaction): Add retry policy
1026         handling for custom HTM fast paths.
1027
1028 2013-08-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1029         Revert:
1030         2013-08-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1031
1032         * configure.tgt: Add -msoft-float to XCFLAGS.
1033
1034 2013-08-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1035
1036         * configure.tgt: Add -msoft-float to XCFLAGS.
1037
1038 2013-07-29  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1039
1040         * config/s390/target.h (htm_begin, htm_commit, htm_abort)
1041         (htm_transaction_active): Enable zEC12 instructions in the
1042         assembler.
1043         * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
1044
1045 2013-07-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1046
1047         * acinclude.m4: Add htm asm check for s390.
1048         * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
1049         * configure: Regenerate.
1050         * config/s390/target.h: Remove __HTM__ check.
1051         (htm_available): Call getauxval to get hwcaps and check whether
1052         HTM is available or not.
1053
1054 2013-07-15  Peter Bergner  <bergner@vnet.ibm.com>
1055
1056         * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
1057         * configure.ac: Use it.
1058         (AC_CHECK_HEADERS): Check for sys/auxv.h.
1059         (AC_CHECK_FUNCS): Check for getauxval.
1060         * config.h.in, configure: Rebuild.
1061         * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
1062         * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
1063         (USE_HTM_FASTPATH): Define.
1064         (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
1065         _HTM_RETRIES) New macros.
1066         (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
1067         htm_begin_success, htm_commit, htm_transaction_active): New functions.
1068
1069 2013-06-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1070
1071         * config/s390/target.h: Include htmintrin.h.
1072         (_HTM_ITM_RETRIES): New macro definition.
1073         (htm_available, htm_init, htm_begin, htm_begin_success)
1074         (htm_commit, htm_abort, htm_abort_should_retry): New functions.
1075
1076 2013-06-20  Iain Sandoe  <iain@codesourcery.com>
1077             Cesar Philippidis  <cesar@codesourcery.com>
1078
1079         * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
1080         Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
1081         * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
1082         * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
1083
1084 2013-06-20  Torvald Riegel  <triegel@redhat.com>
1085
1086         * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
1087         (_ITM_getTransactionId): Same.
1088         * config/x86/target.h (htm_transaction_active): New.
1089
1090 2013-06-20  Torvald Riegel  <triegel@redhat.com>
1091
1092         PR libitm/57643
1093         * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
1094         the HTM fastpath.
1095
1096 2013-03-31  Gerald Pfeifer  <gerald@pfeifer.com>
1097
1098         PR bootstrap/56714
1099         * local_atomic (__always_inline): Always define our version.
1100         (__calculate_memory_order): Mark inline.
1101         (atomic_thread_fence): Ditto.
1102         (atomic_signal_fence): Ditto.
1103         (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
1104         (atomic_bool::atomic_flag_clear_explicit): Ditto.
1105         (atomic_bool::atomic_flag_test_and_set): Ditto.
1106         (atomic_bool::atomic_flag_clear): Ditto.
1107
1108 2013-04-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1109
1110         * config/s390/sjlj.S: New file.
1111         * config/s390/target.h: New file.
1112         * configure.tgt: Set options for S/390.
1113
1114 2013-03-23  Andi Kleen  <ak@linux.intel.com>
1115
1116         * local_atomic (__always_inline): Add.
1117         (__calculate_memory_order, atomic_thread_fence,
1118         atomic_signal_fence, test_and_set, clear, store, load,
1119         exchange, compare_exchange_weak, compare_exchange_strong,
1120         fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
1121         Add __always_inline to force inlining.
1122
1123 2013-02-11  Iain Sandoe  <iain@codesourcery.com>
1124             Jack Howarth  <howarth@bromo.med.uc.edu>
1125             Patrick Marlier  <patrick.marlier@gmail.com>
1126
1127         PR libitm/55693
1128         * alloc_cpp.cc: Enable function declarations on darwin.
1129         * eh_cpp.cc: Likewise.
1130
1131 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
1132
1133         Update copyright years.
1134
1135 2012-11-09  Torvald Riegel  <triegel@redhat.com>
1136
1137         * beginend.cc (htm_fastpath): New.
1138         (gtm_thread::begin_transaction, _ITM_commitTransaction,
1139         _ITM_commitTransactionEH): Add HTM fastpath handling.
1140         * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
1141         * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
1142         * config/x86/target.h (htm_available, htm_init, htm_begin_success,
1143         htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
1144         * configure.tgt: Add -mrtm to XCFLAGS.
1145         * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
1146         (gtm_thread::serialirr_mode): Add HTM fastpath handling.
1147         * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
1148         * retry.cc (parse_default_method): Add HTM method parsing.
1149         (gtm_thread::number_of_threads_changed): Use HTM by default if
1150         available.
1151
1152 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
1153
1154         * configure: Regenerate.
1155
1156 2012-10-31  Richard Henderson  <rth@redhat.com>
1157
1158         * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
1159         * configure.ac: Use it.
1160         * config.h.in, configure: Rebuild.
1161         * testsuite/Makefile.in: Rebuild.
1162
1163 2012-10-24  Torvald Riegel  <triegel@redhat.com>
1164
1165         * libitm.texi: Clarify ABI requirements for data-logging functions.
1166
1167 2012-10-24  Torvald Riegel  <triegel@redhat.com>
1168
1169         * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
1170         it requires serial mode instead of assuming that for certain
1171         dispatchs.
1172         * dispatch.h (abi_dispatch::requires_serial): New.
1173         (abi_dispatch::abi_dispatch): Adapt.
1174         * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
1175         * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
1176         * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
1177         serial_dispatch::serial_dispatch,
1178         serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
1179
1180 2012-10-02  Uros Bizjak  <ubizjak@gmail.com>
1181
1182         * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
1183         and ia32 declarations some more.
1184         * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
1185
1186 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
1187
1188         PR other/43620
1189         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
1190         * configure: Regenerate.
1191         * Makefile.in: Regenerate.
1192
1193 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
1194
1195         * configure: Regenerated.
1196
1197 2012-07-31  Uros Bizjak  <ubizjak@gmail.com>
1198
1199         * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
1200
1201 2012-05-21  Patrick Marlier  <patrick.marlier@gmail.com>
1202
1203         * eh_cpp.cc: Fix __cxa_end_catch declaration.
1204
1205 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
1206
1207         * configure: Regenerated.
1208
1209 2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>
1210
1211         PR libitm/52854
1212         * config/x86/target.h (gtm_jmpbuf): Replace long with long long
1213         for x86-64.
1214
1215 2012-04-03  Tristan Gingold  <gingold@adacore.com>
1216
1217         * configure: Regenerate.
1218
1219 2012-03-31  H.J. Lu  <hongjiu.lu@intel.com>
1220
1221         PR bootstrap/52812
1222         * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
1223
1224 2012-03-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1225
1226         * testsuite/lib/libitm.exp: load fortran-modules.exp
1227
1228 2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1229
1230         * configure.tgt (*-*-irix6*): Remove.
1231
1232 2012-03-13  Torvald Riegel  <triegel@redhat.com>
1233
1234         PR libitm/52526
1235         * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
1236         wake-up.
1237
1238 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1239
1240         * configure.tgt (*-*-osf*): Remove.
1241         * configure: Regenerate.
1242
1243 2012-03-05  Torvald Riegel  <triegel@redhat.com>
1244
1245         * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
1246         memtransfer/memset if size isn't larger than zero.
1247
1248 2012-03-02  Torvald Riegel  <triegel@redhat.com>
1249
1250         * libitm.texi: Link to specification and add a usage example.
1251
1252 2012-02-24  Torvald Riegel  <triegel@redhat.com>
1253
1254         * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
1255         default dispatch for more than 1 thread to ml_wt.
1256
1257 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1258
1259         * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
1260
1261 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1262
1263         * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
1264
1265 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1266
1267         * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
1268         serial mode corner cases made obsolete by prior gtm_rwlock changes.
1269         (gl_wt_dispatch.rollback): Same.
1270
1271 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1272
1273         * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
1274
1275 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1276
1277         * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
1278         for RfW src.  Optimize number of calls to gtm_thr.
1279
1280 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1281
1282         * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
1283         acquisition to ...
1284         * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
1285         (default_dispatch): Make atomic.
1286         (GTM::gtm_thread::set_default_dispatch): Access atomically.
1287         (GTM::gtm_thread::decide_retry_strategy): Access atomically and
1288         use decide_begin_dispatch() if default_dispatch might have changed.
1289         (GTM::gtm_thread::number_of_threads_changed): Initialize
1290         default_dispatch here.
1291
1292 2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
1293             Patrick Marlier  <patrick.marlier@gmail.com>
1294
1295         PR libitm/52220
1296         * alloc_cpp.cc: No dummy definitions for darwin.
1297         * eh_cpp.cc: Likewise.
1298
1299 2012-02-14  Richard Henderson  <rth@redhat.com>
1300
1301         * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
1302
1303 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
1304
1305         * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
1306
1307 2012-02-14  Torvald Riegel  <triegel@redhat.com>
1308
1309         * libitm_i.h (GTM::gtm_rwlog_entry): New.
1310         (GTM::gtm_thread): Add read and write logs.
1311         (GTM::dispatch_ml_wt): Declare.
1312         * retry.cc (parse_default_method): Support ml_wt.
1313         * method-ml.cc: New file.
1314         * Makefile.am: Add method-ml.cc.
1315         * Makefile.in: Regenerate.
1316
1317 2012-02-14  Torvald Riegel  <triegel@redhat.com>
1318
1319         * dispatch.h (GTM::abi_dispatch::supports): New.
1320         (GTM::method_group::reinit): New.
1321         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
1322         (GTM::gtm_thread::number_of_threads_changed): Check that the method
1323         supports the current situation.
1324
1325 2012-02-14  Torvald Riegel  <triegel@redhat.com>
1326
1327         * util.cc (GTM::xcalloc): New.
1328         * common.h (GTM::xcalloc): Declare.
1329
1330 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1331
1332         * config/sparc/target.h (cpu_relax): Read from CC register.
1333         * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
1334
1335 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
1336
1337         * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
1338
1339 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
1340
1341         * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
1342         * config/sparc/cacheline.h: New file.
1343         * config/sparc/target.h: Likewise.
1344         * config/sparc/sjlj.S: Likewise.
1345         * config/linux/sparc/futex_bits.h: Likewise.
1346
1347 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
1348
1349         * configure.ac (link_itm): Fix comment.
1350         * configure: Regenerate.
1351         * testsuite/lib/libitm.exp: Do not pass -litm for the link.
1352
1353 2012-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1354
1355         PR libitm/51822
1356         * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
1357         Correct libgomp references.
1358
1359 2012-01-24  Torvald Riegel  <triegel@redhat.com>
1360
1361         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
1362         wake-up.
1363
1364 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
1365
1366         * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
1367         end of structure.
1368         * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
1369         offset values.  Do not copy return address.  Decrement stack
1370         by 56 bytes only.
1371         (GTM_longjump) [__x86_64__]: Update offset values.
1372
1373 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
1374
1375         PR libitm/51830
1376         * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
1377         the first function argument to %eax.
1378
1379 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1380
1381         * libitm.h (_ITM_getThreadnum): Remove.
1382         * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
1383
1384 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1385
1386         * clearcap.map: New file.
1387         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
1388         * configure.ac: Call it.
1389         Clear HWCAP_LDFLAGS if defaulting to -mavx.
1390         * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
1391         * configure: Regenerate.
1392         * Makefile.in: Regenerate.
1393         * testsuite/Makefile.in: Regenerate.
1394
1395 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1396
1397         PR libitm/51173
1398         * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
1399         include, exclude options.
1400
1401 2012-01-14  Torvald Riegel  <triegel@redhat.com>
1402
1403         * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
1404         rolling back.
1405         * containers.h (GTM::vector::set_size): New.
1406
1407 2012-01-14  Torvald Riegel  <triegel@redhat.com>
1408
1409         PR libitm/51855
1410         * config/generic/tls.h (GTM::mask_stack_top): New.
1411         (GTM::mask_stack_bottom): Declare.
1412         * config/generic/tls.c (GTM::mask_stack_bottom): New.
1413         * local.cc (gtm_undolog::rollback): Filter out any updates that
1414         overlap the libitm stack.  Add current transaction as parameter.
1415         * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
1416         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
1417         * testsuite/libitm.c/stackundo.c: New test.
1418
1419 2012-01-10  Richard Henderson  <rth@redhat.com>
1420
1421         * libitm_i.h (_Unwind_DeleteException): Declare weak.
1422         * eh_cpp.cc (_Unwind_DeleteException): Define for
1423         !HAVE_ELF_STYLE_WEAKREF.
1424
1425 2012-01-08  Torvald Riegel  <triegel@redhat.com>
1426
1427         * local.cc (GTM_LB): Use GTM::gtm_undolog.
1428         (GTM::gtm_thread::drop_references_undolog): Remove.
1429         (GTM::gtm_thread::commit_undolog,
1430         GTM::gtm_thread::rollback_undolog): Move to ...
1431         * libitm_i.h (GTM::gtm_undolog): ...here. New.
1432         (GTM::gtm_undolog_entry): Remove.
1433         (GTM::gtm_thread): Adapt.
1434         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
1435         (GTM::gtm_thread::trycommit): Adapt.
1436         * method-serial.cc (serial_dispatch::log): Adapt.
1437         * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
1438         (gl_wt_dispatch::store): Fix likely/unlikely.
1439         * containers.h (GTM::vector::resize): Add additional_capacity
1440         parameter and handle it.
1441         (GTM::vector::resize_noinline): New/adapt.
1442         (GTM::vector::push): New.
1443
1444 2012-01-06  Richard Henderson  <rth@redhat.com>
1445
1446         * configure.tgt: Support powerpc-linux and powerpc-darwin.
1447         * config/linux/powerpc/futex_bits.h: New file.
1448         * config/powerpc/cacheline.h: New file.
1449         * config/powerpc/sjlj.S: New file.
1450         * config/powerpc/target.h: New file.
1451         * config/generic/asmcfi.h (cfi_offset): New.
1452         (cfi_restore, cfi_undefined): New.
1453
1454 2012-01-05  Aldy Hernandez  <aldyh@redhat.com>
1455
1456         PR other/51171
1457         * testsuite/libitm.c/reentrant.c: Remove xfail.
1458         (thread): Pass x to pure().
1459         From Patrik Marlier <patrick.marlier@gmail.com>.
1460
1461 2011-12-24  Torvald Riegel  <triegel@redhat.com>
1462
1463         * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
1464         privatization safety if already in serial mode.
1465
1466 2011-12-24  Torvald Riegel  <triegel@redhat.com>
1467
1468         * beginend.cc (GTM::gtm_thread::restart): Add and handle
1469         finish_serial_upgrade parameter.
1470         * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
1471         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
1472         Don't unset reader flag.
1473         (GTM::gtm_rwlock::write_upgrade_finish): New.
1474         * config/posix/rwlock.cc: Same.
1475         * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
1476         Declare.
1477         * config/posix/rwlock.h: Same.
1478         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
1479         flag after commit or after rollback when restarting.
1480
1481 2011-12-24  Torvald Riegel  <triegel@redhat.com>
1482
1483         * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
1484         (GTM::gtm_thread::try_commit): Changed memory order.
1485         * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
1486         as parameter.
1487         * config/linux/x86/futex_bits.h (sys_futex0): Same.
1488         * config/linux/sh/futex_bits.h (sys_futex0): Same.
1489         * config/linux/futex_bits.h (sys_futex0): Same.
1490         * config/linux/futex.cc (futex_wait, futex_wake): Same.
1491         * config/linux/futex.h (futex_wait, futex_wake): Same.
1492         * config/linux/rwlock.h (gtm_rwlock::writers,
1493         gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
1494         ints.
1495         * config/linux/rwlock.cc (gtm_rwlock::read_lock,
1496         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
1497         gtm_rwlock::write_unlock): Fix memory orders and fences.
1498         * config/posix/rwlock.cc (gtm_rwlock::read_lock,
1499         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
1500         gtm_rwlock::write_unlock): Same.
1501         * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
1502         * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
1503         gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
1504         Add comments.
1505         (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
1506         gl_wt_dispatch::load, gl_wt_dispatch::store,
1507         gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
1508         orders and fences.  Add comments.
1509
1510 2011-12-21  Jakub Jelinek  <jakub@redhat.com>
1511
1512         * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
1513         * Makefile.in: Regenerated.
1514
1515 2011-12-17  Kaz Kojima  <kkojima@gcc.gnu.org>
1516
1517         * configure.tgt: Add sh* case.
1518         * config/sh/target.h: New file.
1519         * config/sh/sjlj.S: New file.
1520         * config/linux/sh/futex_bits.h: New file.
1521
1522 2011-12-14  Richard Henderson  <rth@redhat.com>
1523
1524         * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
1525         * config/arm/sjlj.S, config/arm/target.h: New files.
1526         * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
1527         (cfi_rel_offset): New.
1528         * config/linux/futex_bits.h: New file.
1529         * config/linux/futex.cc: Include futex_bits.h here...
1530         * config/linux/futex.h: ... not here.
1531         * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
1532         * configure.ac (ARCH_AM): New conditional.
1533         * Makefile.in, configure: Rebuild.
1534         * configure.tgt: Handle ARM.
1535
1536 2011-12-13  Richard Henderson  <rth@redhat.com>
1537
1538         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
1539         signed/unsigned comparison werror.
1540
1541         * local_atomic: New file.
1542         * libitm_i.h: Include it.
1543         (gtm_thread::shared_state): Use atomic template.
1544         * beginend.cc (GTM::gtm_clock): Use atomic template.
1545         (global_tid): Use atomic template if 64-bit atomics available.
1546         (gtm_thread::gtm_thread): Update shared_state access.
1547         (gtm_thread::trycommit): Likewise.
1548         (choose_code_path): Update global_tid access.
1549         * method-gl.cc (gl_mg::orec): Use atomic template.  Update all users.
1550         * stmlock.h (GTM::gtm_clock): Use atomic template.
1551         (gtm_get_clock, gtm_inc_clock): Update accesses.
1552         * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
1553         redundant __sync_synchronize after atomic shared_state access.
1554         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
1555         (gtm_rwlock::write_lock_generic): Likewise.
1556         (gtm_rwlock::read_unlock): Likewise.
1557         * config/alpha/target.h (atomic_read_barrier): Remove.
1558         (atomic_write_barrier): Remove.
1559         * config/x86/target.h (atomic_read_barrier): Remove.
1560         (atomic_write_barrier): Remove.
1561
1562 2011-11-30  Richard Henderson  <rth@redhat.com>
1563
1564         * libitm_i.h (GTM_longjmp): Swap first and second arguments.
1565         * beginend.c (_ITM_abortTransaction): Update to match.
1566         (GTM::gtm_thread::restart): Likewise.
1567         * config/alpha/sjlj.S (GTM_longjmp): Likewise.
1568         * config/x86/sjlj.S (GTM_longjmp): Likewise.
1569
1570 2011-11-23  Iain Sandoe  <iains@gcc.gnu.org>
1571
1572         * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
1573         * Makefile.in: Regenerate.
1574
1575 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1576
1577         * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
1578         * alloc_cpp.cc: Generate dummy functions if we don't
1579         HAVE_ELF_STYLE_WEAKREF.
1580         * eh_cpp.cc: Likewise.
1581         * configure: Regenerate.
1582         * aclocal.m4:  Likewise.
1583         * config.h.in: Likewise.
1584         * Makefile.in: Likewise.
1585         * testsuite/Makefile.in: Likewise.
1586
1587 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1588
1589         * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
1590         __USER_LABEL_PREFIX__ for targets that use it.
1591         (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
1592         (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
1593         in portability to non-elf targets.
1594         (GTM_longjmp): Likewise.
1595         * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
1596         where required.
1597
1598 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1599
1600         * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
1601         * testsuite/libitm.c/memset-1.c: Likewise.
1602
1603 2011-11-21  Andreas Tobler  <andreast@fgznet.ch>
1604
1605         * configure: Regenerate.
1606
1607 2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1608
1609         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
1610         (LIBITM_ENABLE_SYMVERS): Handle sun style.
1611         * Makefile.am: Handle sun style versioning.
1612         (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
1613         * configure: Regenerate.
1614         * Makefile.in: Regenerate.
1615
1616 2011-11-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1617
1618         * config/generic/asmcfi.h: Fix comment.
1619         * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
1620         sequence without .hidden support, error for non-ELF targets.
1621         (GTM_longjmp) [__ELF__]: Only use .hidden if
1622         HAVE_ATTRIBUTE_VISIBILITY.
1623
1624 2011-11-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1625
1626         * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
1627         _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
1628         Dummy functions.
1629         * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
1630         __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
1631
1632 2011-11-16  Uros Bizjak  <ubizjak@gmail.com>
1633
1634         PR bootstrap/51098
1635         * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
1636         * configure: Regenerate.
1637
1638 2011-11-14  H.J. Lu  <hongjiu.lu@intel.com>
1639
1640         * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
1641
1642 2011-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1643
1644         * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
1645         .hidden.
1646         (.note.GNU-stack): Only use if __linux__.
1647         * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
1648         * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
1649         * testsuite/libitm.c/reentrant.c: Likewise.
1650         * testsuite/libitm.c/simple-2.c: Likewise.
1651         * testsuite/libitm.c/txrelease.c: Likewise.
1652         * testsuite/libitm.c++/static_ctor.C: Likewise.
1653
1654 2011-11-10  Richard Henderson  <rth@redhat.com>
1655
1656         * config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
1657         * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
1658         * configure.ac (ARCH_X86_AVX): New conditional.
1659         * Makefile.in, configure: Rebuild.
1660
1661 2011-11-09  Richard Henderson  <rth@redhat.com>
1662
1663         * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
1664         * configure.ac: Use it.
1665         * config.h.in, configure: Rebuild.
1666         * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
1667
1668 2011-11-09  Richard Henderson  <rth@redhat.com>
1669
1670         * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
1671         * config/alpha/unaligned.h: Remove file.
1672         * config/generic/unaligned.h: Remove file.
1673         * config/x86/unaligned.h: Remove file.
1674         * config/generic/cachepage.h: Remove file.
1675         * config/posix/cachepage.cc: Remove file.
1676         * config/generic/cacheline.cc: Remove file.
1677         * config/x86/cacheline.cc: Remove file.
1678         * config/generic/cacheline.h (gtm_cacheline): Remove the
1679         store_mask, copy_mask, copy_mask_wb methods.
1680         * config/x86/cacheline.h: Likewise.
1681         * config/alpha/cacheline.h: Fall back to generic after setting size.
1682         * config/generic/tls.cc (gtm_mask_stack): Remove.
1683         * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
1684         (GTM_vpalignr_table): Remove.
1685         * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
1686         (GTM_pshift_table): Remove.
1687         * config/libitm_i.h: Don't include cachepage.h.
1688         * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
1689         * Makefile.in, testsuite/Makefile.in: Rebuild.
1690
1691 2011-11-09  Richard Henderson  <rth@redhat.com>
1692
1693         * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
1694         to emit branch prediction hint.
1695
1696         * config/x86/sjlj.S: Protect elf directives with __ELF__.
1697         Protect .note.GNU-stack with __linux__.
1698
1699         * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
1700         * configure, aclocal.m4, config.h.in: Rebuild.
1701         * config/generic/asmcfi.h: New file.
1702         * config/x86/sjlj.S: Use it.
1703
1704 2011-11-08  Richard Henderson  <rth@redhat.com>
1705
1706         * local.cc (_ITM_LB): Use a normal call, not a function alias.
1707
1708 2011-11-08  Richard Henderson  <rth@redhat.com>
1709
1710         * configure.tgt: Test correct directory for supported cpus.
1711
1712         * configure.ac: Exit if unsupported.
1713         * configure: Rebuild.
1714         * configure.tgt: Delete boilerplate from libgomp for unsupported
1715         targets.  Set UNSUPPORTED for unsupported targets.
1716
1717 2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1718
1719         * configure.tgt: Handle i386 like i[456]86.
1720         * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
1721         take address.
1722         * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
1723         !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
1724
1725 2011-11-05  Aldy Hernandez  <aldyh@redhat.com>
1726
1727         * method-wbetl.cc: Update copyright notice.
1728         * aatree.cc: Same.
1729         * util.cc: Same.
1730         * libitm.h: Same.
1731         * memset.cc: Same.
1732         * eh_cpp.cc: Same.
1733         * barrier.tpl: Same.
1734         * useraction.cc: Same.
1735         * stmlock.h: Same.
1736         * memcpy.cc: Same.
1737         * common.h: Same.
1738         * config/generic/tls.cc: Same.
1739         * config/generic/cacheline.h: Same.
1740         * config/generic/cachepage.h: Same.
1741         * config/generic/cacheline.cc: Same.
1742         * config/generic/unaligned.h: Same.
1743         * config/x86/cacheline.h: Same.
1744         * config/x86/cacheline.cc: Same.
1745         * config/x86/unaligned.h: Same.
1746         * config/alpha/cacheline.h: Same.
1747         * config/alpha/unaligned.h: Same.
1748         * config/alpha/sjlj.S: Same.
1749         * config/posix/cachepage.cc: Same.
1750         * config/linux/futex.h: Same.
1751         * config/linux/alpha/futex_bits.h: Same.
1752
1753 2011-11-04  Torvald Riegel  <triegel@redhat.com>
1754
1755         * libitm.texi: No cover text and invariant sections.
1756
1757 2011-11-03  Richard Henderson  <rth@redhat.com>
1758
1759         * local_type_traits: New file.
1760         * libitm_i.h: Use it.  Use C headers, not C++ wrappers.
1761
1762 2011-11-03  Richard Henderson  <rth@redhat.com>
1763
1764         * configure.ac: Don't test for gfortran.
1765         * configure: Rebuild.
1766
1767         * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
1768         * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
1769
1770 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1771
1772         * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
1773         * testsuite/libitm.c/memset-1.c: Same.
1774         * testsuite/libitm.c/c.exp: Same.
1775         * testsuite/lib/libitm-dg.exp: Same.
1776         * testsuite/lib/libitm.exp: Same.
1777         * testsuite/libitm.c++/c++.exp: Same.
1778
1779 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1780
1781         * testsuite/config/default.exp: Update copyright date.
1782         * configure.ac: Add copyright info.
1783         * configure.tgt: Same.
1784
1785 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1786
1787         * testsuite/libitm.c/reentrant.c: XFAIL.
1788         * testsuite/libitm.c++/static_ctor.C: XFAIL.
1789
1790 2011-10-29  Torvald Riegel  <triegel@redhat.com>
1791
1792         * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
1793         handle aborts.
1794         (_ITM_abortTransaction): Handle aborts of outer transactions.
1795         * libitm_i.h: Same.
1796         * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
1797         * libitm.texi: Document aborts of outer transactions.
1798         * testsuite/libitm.c/cancel.c: New file.
1799
1800 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1801
1802         * testsuite/*: Change __transaction to __transaction_atomic or
1803         __transaction_relaxed.
1804
1805 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1806
1807         * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
1808         (gtm_thr): Same.
1809
1810 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1811
1812         * libitm_i.h: Add gl_wt dispatch.
1813         * retry.cc (parse_default_method): Same.
1814         * method-gl.cc: New file.
1815         * Makefile.am: Use method-gl.cc.
1816         * Makefile.in: Rebuild.
1817
1818 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1819
1820         * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
1821         safety if requested by a TM method.
1822         * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
1823         privatization safety.
1824         * method-serial.cc: Same.
1825
1826 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1827
1828         * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
1829         (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
1830         undolog-related member functions from *_local to *_undolog.
1831         * local.cc (gtm_thread::commit_undolog): Same.
1832         * beginend.cc (GTM::gtm_thread::trycommit): Same.
1833         (GTM::gtm_thread::rollback): Roll back undolog before
1834         dispatch-specific rollback.
1835
1836 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1837
1838         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
1839         re-initialization of the current method group.
1840         * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
1841
1842 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1843
1844         * alloc.cc (commit_allocations_2): Do not free transaction-local
1845         memory when committing a nested transaction.
1846
1847 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1848
1849         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
1850         serial-irrevocable dispatch, not serial.
1851
1852 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1853
1854         * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
1855         declarations.
1856         * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
1857         * method-serial.cc: Implement begin_or_restart().
1858         * beginend.cc (GTM::gtm_thread::begin_transaction): Call
1859         dispatch-specific begin_or_restart().
1860         (GTM::gtm_thread::restart): Same.
1861
1862 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1863
1864         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
1865         restarting without switching to serial mode.
1866         (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
1867         transaction state. Choose closed-nesting alternative if available.
1868         (GTM::gtm_thread::set_default_dispatch): New.
1869         (parse_default_method): New.
1870         (GTM::gtm_thread::number_of_threads_changed): New.
1871         * method-serial.cc (GTM::serial_mg): New method group class.
1872         (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
1873         fini.
1874         (GTM::serial_dispatch): Same.
1875         (GTM::serialirr_onwrite_dispatch): Same.
1876         (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
1877         * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
1878         registered threads.
1879         (GTM::gtm_thread::gtm_thread): Same.
1880         (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
1881         (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
1882         (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
1883         choose dispatch but set state according to dispatch here.
1884         * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
1885         (GTM::method_group): New class.
1886         (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
1887         * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
1888         * libitm.texi: Document TM methods, method groups, method life cycle.
1889         Rename method sets to method groups.
1890
1891 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1892
1893         * config/x86/tls.h: Moved to ...
1894         * config/linux/x86/tls.h: ... here.
1895
1896 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1897
1898         * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1899         Add X32 support.
1900         * config/x86/sjlj.S: Same.
1901
1902 2011-08-19  Torvald Riegel  <triegel@redhat.com>
1903
1904         * config/linux/rwlock.h: New file.
1905         * config/linux/rwlock.c: New file.
1906         * configure.ac: Reenable futex support (undo SVN rev 157758).
1907         * Makefile.am: Same.
1908         * configure.tgt: Same.
1909         * config/linux/alpha/futex_bits.h: Same.
1910         * config/linux/futex.h: Same. Return number of woken processes.
1911         * config/linux/futex.cc: Same.
1912         (futex_wait): Remove spinning.
1913         * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1914         Use __x86_64__ instead of __LP64__.
1915         * aclocal.m4: Include generic futex checks.
1916         * configure: Rebuild.
1917         * Makefile.in: Rebuild.
1918         * testsuite/Makefile.in: Rebuild.
1919         * beginend.cc: Include pthread.h.
1920         * config/posix/cachepage.cc: Same.
1921
1922 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1923
1924         * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1925         (abi_disp, set_abi_disp): Move to tx's TLS slot.
1926         (set_gtm_thr): New.
1927         * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1928         (set_gtm_thr): New.
1929         (GTM::gtm_thread::thread_num): Removed.
1930         (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1931         * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1932         tx-to-thread renaming.
1933         * beginend.cc: Adapted to tx-to-thread renaming.
1934         (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1935         (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1936         * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1937         gtm_transaction to gtm_thread.
1938         (_ITM_getThreadnum): Removed. Not supported anymore.
1939         * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1940         * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1941         * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1942         gtm_tx-to-gtm_thr renaming if necessary.
1943         * eh_cpp.cc: Same.
1944         * local.cc: Same.
1945         * retry.cc: Same.
1946         * clone.cc: Same.
1947         * alloc.cc: Same.
1948         * alloc_c.cc: Same.
1949         * alloc_cpp.cc: Same.
1950         * method-serial.cc: Same.
1951         * config/generic/tls.cc: Same.
1952         * config/posix/rwlock.h (gtm_rwlock): Same.
1953         * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1954
1955 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1956
1957         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1958         implementation.
1959         (gtm_rwlock::read_unlock): Same.
1960         (gtm_rwlock::write_lock_generic): New. Generalized from ...
1961         (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1962         * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1963         * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1964         w_upgrade. Replaced by per-transaction flags (in shared_state).
1965         Added c_confirmed_writers.
1966         (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1967         GTM::gtm_rwlock::write_upgrade): Add tx parameter.
1968         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1969         * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
1970         * beginend.cc (GTM::gtm_transaction::begin_transaction,
1971         _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
1972         * libitm.texi: Document locking conventions and implementations in
1973         libitm.
1974
1975 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1976
1977         * libitm_i.h (next_tx): Add list of all threads' transaction.
1978         * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
1979         transaction with list of transactions and ...
1980         (thread_exit_handler): ... deregister here.
1981         * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
1982         * config/x86/target.h: Same.
1983
1984 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1985
1986         * testsuite/libitm.c++/static_ctor.C: New file.
1987
1988 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1989
1990         * testsuite/libitm.c/reentrant.c: New file.
1991
1992 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1993
1994         * config/generic/tls.h: Remove the free list for transactions and ...
1995         * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
1996         (GTM::gtm_transaction::operator delete): ... and release here.
1997         (thread_exit_handler): New. Delete tx when thread terminates.
1998         (thread_exit_init): New.
1999         (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
2000         * testsuite/libitm.c/txrelease.c: New file.
2001
2002 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2003
2004         * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
2005         * testsuite/libitm.c/notx.c: New file.
2006
2007 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2008
2009         * config/generic/tls.h (gtm_thread): Move local_tid from here ...
2010         * libitm_i.h (local_tid): ... to here.
2011         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
2012         (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
2013
2014 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2015
2016         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
2017         serialirr_onwrite_dispatch as new default for now.
2018         * method-serial.cc (serialirr_onwrite_dispatch): New.
2019         (GTM::dispatch_serialirr_onwrite): New.
2020         * libitm_i.h: Same.
2021
2022 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2023
2024         * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
2025         * query.cc (_ITM_getTransactionId): There is no active transaction if
2026         the current nesting level is zero.
2027
2028 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2029
2030         * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
2031         rollback.
2032
2033 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2034
2035         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
2036         transaction properties from the caller instead of from the
2037         transaction object.
2038         * libitm_i.h: Same.
2039         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
2040
2041 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2042
2043         * local.cc (gtm_transaction::rollback_local): Support closed nesting.
2044         * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
2045         * dispatch.h: Same.
2046         * method-serial.cc: Same.
2047         * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
2048         flat nesting as default, and closed nesting on demand.
2049         (GTM::gtm_transaction::rollback): Same.
2050         (_ITM_abortTransaction): Same.
2051         (GTM::gtm_transaction::restart): Same.
2052         (GTM::gtm_transaction::trycommit): Same.
2053         (GTM::gtm_transaction::trycommit_and_finalize): Removed.
2054         (choose_code_path): New.
2055         (GTM::gtm_transaction_cp::save): New.
2056         (GTM::gtm_transaction_cp::commit): New.
2057         * query.cc (_ITM_inTransaction): Support flat nesting.
2058         * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
2059         (GTM::gtm_transaction): Support flat and closed nesting.
2060         * alloc.cc (commit_allocations_2): New.
2061         (commit_cb_data): New helper struct.
2062         (GTM::gtm_transaction::commit_allocations): Handle nested
2063         commits/rollbacks.
2064         * libitm.texi: Update user action section, add description of nesting.
2065
2066 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2067
2068         * libitm_i.h: Add closed nesting as restart reason.
2069         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
2070
2071 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2072
2073         * useraction.cc: Use vector instead of list to store actions.
2074         Also support partial rollbacks for closed nesting.
2075         * libitm_i.h (GTM::gtm_transaction::user_action): Same.
2076         * beginend.cc: Same.
2077
2078 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2079
2080         * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
2081         closed_nesting flags, as well as a closed nesting alternative.
2082         * method-serial.cc: Same.
2083         (serial_dispatch): Renamed to serialirr_dispatch.
2084         (GTM::dispatch_serialirr): Same.
2085         (serial_dispatch_ul): Renamed to serial_dispatch.
2086         (GTM::dispatch_serial): Same.
2087
2088 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2089
2090         * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
2091
2092 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2093
2094         * aatree.h (aa_tree::remove): New.
2095         (aa_tree::operator new): Add placement new.
2096
2097 2011-07-02  Torvald Riegel  <triegel@redhat.com>
2098
2099         * containers.h: New file.
2100         * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
2101         * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
2102         * common.h: ... to here.
2103         (local_undo): Use GTM::vector for gtm_transaction::local_undo.
2104         * local.cc: Same.
2105
2106 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2107
2108         * libitm_i.h (STATE_ABORTING): Remove.
2109         * beginend.cc (_ITM_abortTransaction): Same.
2110         (GTM::gtm_transaction::trycommit_and_finalize): Same.
2111         * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
2112         (_ITM_rollbackTransaction): Remove.
2113         * beginend.cc: Same.
2114         * libitm.map: Same.
2115         * libitm.texi: Document these ABI changes.
2116
2117 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2118
2119         * libitm.texi: New file.
2120         * Makefile.am: Add libitm.texi.
2121         * Makefile.in: Rebuild.
2122
2123 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2124
2125         * libitm_i.h: Move parts to common.h and dispatch.h.
2126         * common.h: New file.
2127         * dispatch.h: New file, new dispatch class.
2128         Rename GTM::abi_dispatch::lock_type to ls_modifier.
2129         RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
2130         * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
2131         decision to retry.cc.
2132         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
2133         only.
2134         (GTM::gtm_transaction::decide_begin_dispatch): Same.
2135         * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
2136         logging.
2137         * barrier.cc: Use new barriers definitions.
2138         (abi_dispatch::memmove_overlap_check): New.
2139         * config/x86/x86_sse.cc: Same.
2140         * config/x86/x86_avx.cc: Same.
2141         * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
2142         memcpy.cc.
2143         * Makefile.in: Rebuild.
2144         * method-readonly.cc: Remove.
2145         * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
2146         Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
2147
2148 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2149
2150         * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
2151         * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
2152         * testsuite/libitm.c/dropref-2.c: Same.
2153         * testsuite/libitm.c/dropref.c: Same.
2154
2155 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2156
2157         * config/generic/tls.h (gtm_disp): Rename to abi_disp.
2158         * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
2159         * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
2160         * alloc_c.cc: Same.
2161         * barrier.tpl: Same.
2162         * beginend.c: Same.
2163         * config/generic/tls.h: Same.
2164         * config/x86/tls.h: Same.
2165         * libitm_i.h: Same.
2166         * memcpy.cc: Same.
2167         * memset.cc: Same.
2168         * method-readonly.cc: Same.
2169         * method-serial.cc: Same.
2170         * method-wbetl.cc: Same.
2171         * retry.cc: Same.
2172
2173 2011-03-03  Richard Henderson  <rth@redhat.com>
2174
2175         * config/posix/rwlock.cc (write_upgrade): Add missing case.
2176         From Patrik Marlier <patrick.marlier@unine.ch>.
2177
2178 2011-02-03  Richard Henderson  <rth@redhat.com>
2179
2180         * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
2181         * configure.ac: Use it.
2182         * configure, config.h.in: Rebuild.
2183         * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
2184         (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
2185         _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
2186         * libitm.map: Use wildcards to match size_t mangling.
2187
2188 2010-12-14  Richard Henderson  <rth@redhat.com>
2189
2190         * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
2191         blocks of TIDs per thread.
2192         * config/generic/tls.h (struct gtm_thread): Add local_tid member.
2193         (setup_gtm_thr): Return the thread structure.
2194         * config/x86/tls.h (setup_gtm_thr): Likewise.
2195
2196 2010-12-14  Richard Henderson  <rth@redhat.com>
2197
2198         * clone.cc (table_lock): Remove.
2199         (find_clone): Don't take it.
2200         (ExcludeTransaction): New helper class.
2201         (_ITM_registerTMCloneTable): Use it.
2202         (_ITM_deregisterTMCloneTable): Likewise.
2203
2204 2010-12-14  Richard Henderson  <rth@redhat.com>
2205
2206         * config/x86/tls.h: New file.
2207
2208 2010-07-15  Richard Henderson  <rth@redhat.com>
2209
2210         * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
2211         * Makefile.in: Rebuild.
2212
2213 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
2214
2215         * method-wbetl.cc (trydropreference): Fix source line.
2216
2217 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
2218
2219         * libitm.h: Add comment.
2220         * libitm_i.h (begin_transaction): Add ITM_REGPARM.
2221
2222 2010-07-07  Aldy Hernandez  <aldyh@redhat.com>
2223
2224         * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
2225         * beginend.cc (begin_transaction): If 64-bit sync builtins are not
2226         available, use pthread mutexes.
2227         * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
2228         * config.h.in: Regenerate.
2229         * configure: Regenerate.
2230
2231 2010-07-06  Aldy Hernandez  <aldyh@redhat.com>
2232
2233         * libitm.h (ITM_PURE): Define.
2234         Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
2235
2236 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
2237
2238         * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
2239         (validate): Add comment.
2240         (trydropreference): New.
2241         * method-readonly.cc (class readonly_dispatch): Add
2242         trydropreference.
2243         * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
2244         Call trydropreference().
2245         * libitm.h (_ITM_dropReferences): Remove const attribute.
2246         * method-serial.cc (class serial_dispatch): Add trydropreference.
2247         * libitm_i.h (struct gtm_dispatch): Add trydropreference.
2248
2249 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
2250
2251         * memcpy.cc (do_memcpy): Comment.
2252
2253 2010-06-25  Aldy Hernandez  <aldyh@redhat.com>
2254
2255         * barrier.tpl: Add comments throughout.
2256
2257 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
2258
2259         * method-wbetl.cc (struct w_entry): Add comments.
2260         (trycommit): Same.
2261         (rollback): Same.
2262
2263 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
2264
2265         * alloc_c.cc (_ITM_dropReferences): New.
2266         * libitm.map (_ITM_dropReferences): Add.
2267         * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
2268         * libitm_i.h (struct gtm_transaction): Declare
2269         drop_references_allocations and drop_references_local.
2270         * local.cc (rollback_local): Ignore memory when applicable.
2271         (drop_references_local): New.
2272
2273 2010-06-23  Richard Henderson  <rth@redhat.com>
2274
2275         * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
2276         memset.cc, method-serial.cc: Revert the 2010-06-16 change.
2277         * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
2278         * config/alpha/target.h: Likewise.
2279         * config/generic/tls.cc (gtm_mask_stack): Use it.
2280
2281 2010-06-23  Richard Henderson  <rth@redhat.com>
2282
2283         * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
2284         a mutex instead of trying a lock-free compare-and-swap on the list.
2285         (gtm_cacheline_page::operator delete): Likewise.
2286
2287 2010-06-16  Richard Henderson  <rth@redhat.com>
2288
2289         * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
2290         that overlap the libitm stack.
2291         * barrier.tpl: Mark incoming stack.
2292         * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
2293         _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
2294         * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
2295         * memcpy.cc, memset.cc: Likewise.
2296         * method-serial.cc (_ITM_changeTransactionMode): Likewise.
2297         * config/generic/tls.h (gtm_thread): Add stack_top member.
2298         (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
2299         * libitm_i.h (gtm_mask_stack): Declare.
2300         * config/generic/tls.cc: New file.
2301         * Makefile.am (libitm_la_SOURCES): Add it.
2302         (AM_CXXFLAGS): Turn off exceptions.
2303         * Makefile.in: Rebuild.
2304
2305 2010-06-16  Richard Henderson  <rth@redhat.com>
2306
2307         * alloc.cc (struct gtm_alloc_action): Move definition ...
2308         * libitm_i.h: ... here.
2309         (class gtm_transaction): Declare new and delete.
2310         * beginend.cc (alloc_tx): Reformulate as operator new.
2311         (free_tx): Reformulate as operator delete.
2312         * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
2313
2314 2010-06-11  Richard Henderson  <rth@redhat.com>
2315
2316         * clone.cc (clone_entry_compare): Fix typo.
2317         From Patrik Marlier <patrick.marlier@unine.ch>.
2318
2319 2010-05-13  Richard Henderson  <rth@redhat.com>
2320
2321         * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
2322         in extern "C".
2323
2324 2010-05-07  Aldy Hernandez  <aldyh@redhat.com>
2325
2326         * libitm_i.h (struct gtm_transaction): Remove
2327         get_allocation_size.
2328         (record_allocation): Remove size parameter.
2329         * libitm.map (_ITM_realloc): Remove.
2330         * alloc_c.cc (_ITM_realloc): Remove.
2331         (_ITM_malloc): Remove size argument to record_allocation.
2332         (_ITM_calloc): Same.
2333         * alloc_cpp.cc (_ZGTtnwm): Same.
2334         (_ZGTtnwmRKSt9nothrow_t): Same.
2335         (_ZGTtnam): Same.
2336         (_ZGTtnamRKSt9nothrow_t): Same.
2337         * alloc.cc (struct gtm_alloc_action): Remove size.
2338         (get_allocation_size): Remove.
2339         (commit_allocations): Add comment.
2340         (record_allocation): Remove size parameter.
2341         (forget_allocation): Remove set of size.
2342
2343 2010-04-19  Aldy Hernandez  <aldyh@redhat.com>
2344
2345         * Makefile.am (abi_version): New.
2346         (AM_CXXFLAGS): Pass abi_version.
2347         * Makefile.in: Regenerate.
2348         * config/x86/unaligned.h: Remove always_inline kludge for vectors.
2349
2350 2010-04-06  Aldy Hernandez  <aldyh@redhat.com>
2351
2352         * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
2353         _ITM_getTMCloneOrIrrevokable.
2354         * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
2355         * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
2356
2357 2010-03-26  Aldy Hernandez  <aldyh@redhat.com>
2358
2359         * configure.ac: Remove Linux futex support.
2360         * configure.tgt (config_path): Same.
2361         * Makefile.am: Same.
2362         * config/linux: Remove entire directory.
2363         * configure: Rebuild.
2364         * Makefile.in: Rebuild.
2365         * testsuite/Makefile.in: Rebuild.
2366
2367 2010-03-09  Aldy Hernandez  <aldyh@redhat.com>
2368
2369         * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
2370         switching to serial mode.
2371         * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
2372
2373 2010-03-03  Aldy Hernandez  <aldyh@redhat.com>
2374
2375         * configure.tgt: Add emacs -*- tags.
2376         * barrier.tpl: Same.
2377
2378 2010-02-23  Aldy Hernandez  <aldyh@redhat.com>
2379
2380         * Makefile.am: Rename serial.cc to method-serial.cc.
2381         * Makefile.in: Regenerate with automake 1.11.1.
2382         * testsuite/Makefile.in: Same.
2383         * aclocal.m4: Regenerate with aclocal 1.11.1.
2384         * method-serial.cc: Rename from serial.cc.
2385         * libitm_i.h (struct gtm_transaction): Update comment on
2386         serialirr_mode.
2387
2388 2010-02-22  Aldy Hernandez  <aldyh@redhat.com>
2389
2390         * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
2391         * config/linux/rwlock.h (class gtm_rwlock): Add comments.
2392
2393 2010-02-11  Aldy Hernandez  <aldyh@redhat.com>
2394
2395         * configure: Rebuild.
2396
2397 2009-11-12  Richard Henderson  <rth@redhat.com>
2398
2399         * Rewrite everything in C++.
2400
2401 2009-11-03  Richard Henderson  <rth@redhat.com>
2402
2403         * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
2404         * Makefile.am (libitm_la_SOURCES): Add them.
2405         * configure.ac (ARCH_X86): New conditional.
2406         * Makefile.in, configure: Rebuild.
2407         * configure.tgt: Set up ARCH; do cflags setup at the same time.
2408         Move futex setup into "other system configury" case.
2409         * local.c (rollback_local): Merge into ...
2410         (GTM_rollback_local): ... here.
2411         (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
2412         (_ITM_LB): Define as an alias to GTM_LB.
2413
2414 2009-11-03  Richard Henderson  <rth@redhat.com>
2415
2416         * method-readonly.c: New file.
2417         * Makefile.am (libitm_la_SOURCES): Add it.
2418         * Makefile.in: Rebuild.
2419         * beginend.c (gtm_stmlock_array, gtm_clock): New.
2420         (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
2421         * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
2422         (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
2423         gtm_stmlock_set_owned, gtm_stmlock_get_addr,
2424         gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
2425         gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
2426         gtm_get_clock, gtm_inc_clock): New.
2427         * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
2428         LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
2429         LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
2430         locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
2431         replace uses with new libitm_i.h symbols.
2432         (dispatch_wbetl): Rename from wbetl_dispatch.
2433         * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
2434         away from dispatch_readonly; abort if the beginTransaction call
2435         asserted that the transaction was readonly.
2436
2437 2009-11-03  Richard Henderson  <rth@redhat.com>
2438
2439         * memset.c: New file.
2440         * Makefile.am (libitm_la_SOURCES): Add it.
2441         * Makefile.in: Rebuild.
2442         * testsuite/libitm.c/memset-1.c: New.
2443
2444 2009-11-03  Richard Henderson  <rth@redhat.com>
2445
2446         * dispatch.c: Remove file.
2447         * useraction.c (struct gtm_user_action): Move from libitm.h.
2448         * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
2449         (serial_memset, serial_memmove, serial_memcpy): Remove.
2450         (serial_W*, serial_R*): Remove.
2451         (serial_dispatch): Update to match.
2452         * configure.ac: Move Werror down below configure checks.  Don't
2453         check for sys/loadavg.h, do check for malloc.h.  Don't check for
2454         getloadavg and clock_gettime; do check for memalign, posix_memalign.
2455         Use GCC_AC_FUNC_MMAP_BLACKLIST
2456         * libitm.h: Split out all internal items to...
2457         * libitm_i.h: ... here.  New file.
2458         * copymask.c: New file.
2459         * local.c (struct gtm_local_undo): Move from libitm.h.
2460         (GTM_alloc_local): Rename from alloc_local; export.
2461         * memcpy.c: New file.
2462         * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
2463         * config/posix/page.c: New file.
2464         * config/posix/target_tls.h: Remove file.
2465         * barrier.c: New file.
2466         * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
2467         copymask.c, page.c.
2468         * alloc.c (struct gtm_alloc_action): Move from libitm.h.
2469         * method-wbetl.c: Rewrite for new cacheline methods.
2470         * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
2471
2472         * config/alpha/sjlj.S: Fix typo.
2473         * config/alpha/target_i.h: Copy functions from alpha/target.h.
2474         * config/alpha/copymask.c: New file.
2475         * config/alpha/target.h (CACHELINE_SIZE): New.
2476         (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
2477
2478         * config/x86/target_i.h: Copy functions from x86/target.h.
2479         * config/x86/copymask.c: New file.
2480         * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
2481         (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
2482         (PAGE_SIZE, FIXED_PAGE_SIZE): New.
2483         * config/x86/target_tls.h: Move contents to target_i.h.
2484
2485         * testsuite/libitm.c/clone-1.c: Include libitm.h.
2486         * testsuite/libitm.c/memcpy-1.c: New.
2487
2488 2009-10-22  Richard Henderson  <rth@redhat.com>
2489
2490         * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
2491         (AM_CCASFLAGS): New.
2492         * configure.ac: Add AM_PROG_AS.  Use m4_rename_force for
2493         saving/restoring _AC_ARG_VAR_PRECIOUS.
2494         * Makefile.in, aclocal.m4, config.h.in, configure,
2495         testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
2496
2497 2009-10-22  Richard Henderson  <rth@redhat.com>
2498
2499         * testsuite/*: Update for new compiler syntax.
2500
2501 2009-10-21  Richard Henderson  <rth@redhat.com>
2502
2503         * libitm.h (_ITM_abortReason): Add outerAbort.
2504
2505 2009-08-03  Richard Henderson  <rth@redhat.com>
2506
2507         * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
2508         _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
2509         * method-wbetl.c (struct w_entry): Remove mask.
2510         (wbetl_write, wbetl_load): Return pointer to word containing the data;
2511         adjust all callers.
2512
2513 2009-07-22  Richard Henderson  <rth@redhat.com>
2514
2515         * eh_cpp.c: New file.
2516         * Makefile.am (libitm_la_SOURCES): Add it.
2517         * Makefile.in: Rebuild.
2518         * beginend.c (GTM_rollback_transaction): Undo exception state.
2519         (GTM_trycommit_transaction): Mark inline.
2520         (GTM_trycommit_and_finalize_transaction): Split out from ...
2521         (_ITM_commitTransaction): ... here.
2522         (_ITM_commitTransactionEH): New function.
2523         * libitm.h (struct gtm_transaction): Add cxa_catch_count,
2524         cxa_unthrown, eh_in_flight; reorder.
2525
2526         * testsuite/libitm.c++/c++.exp: New.
2527         * testsuite/libitm.c++/eh-1.C: New.
2528
2529         * aatree.c (aa_free): Remove REGPARM.
2530         * aatree.h: Remove all REGPARM.
2531
2532 2009-07-18  Richard Henderson  <rth@redhat.com>
2533
2534         * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
2535         * Makefile.am (libitm_la_SOURCES): Add them.
2536         * Makefile.in: Rebuild.
2537         * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
2538         (GTM_trycommit_transaction): Likewise.
2539         * libitm.h: Include aatree.h
2540         (struct gtm_alloc_action): New.
2541         (struct gtm_transaction): Add alloc_actions.
2542         (GTM_record_allocation, GTM_forget_allocation): Declare.
2543         (GTM_get_allocation_size, GTM_commit_allocations): Declare.
2544         * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
2545         _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
2546         _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
2547         _ZGTtdaPvRKSt9nothrow_t): Export.
2548
2549 2009-07-18  Richard Henderson  <rth@redhat.com>
2550
2551         * target_tls.h: Move ...
2552         * config/posix/target_tls.h: ... here.
2553
2554 2009-07-07  Richard Henderson  <rth@redhat.com>
2555
2556         * config/x86/target.h (atomic_write_barrier): Use sfence if available.
2557
2558 2009-07-07  Richard Henderson  <rth@redhat.com>
2559
2560         * Update to GPL3.
2561
2562 2009-07-07  Richard Henderson  <rth@redhat.com>
2563
2564         * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
2565         * beginend.c (global_tid): Widen to _ITM_transactionId_t.
2566
2567         * configure.tgt: Don't use -ftls-model for x86 linux.
2568         * libitm.h: Include target.h after standard includes.
2569         (_gtm_thr): Rename from gtm_thr.
2570         (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
2571         (gtm_disp, set_gtm_disp): New.
2572         * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
2573         retry.c, serial.c, useraction.c: Use accessor functions throughout.
2574         * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
2575
2576 2009-07-07  Richard Henderson  <rth@redhat.com>
2577
2578         * config/linux/rwlock.c (EZ): New define.  Use it throughout.
2579
2580 2009-07-06  Richard Henderson  <rth@redhat.com>
2581
2582         * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
2583         (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
2584         (_ITM_beginTransaction): Take variadic arguments.
2585         (_ITM_registerThrownObject): Declare.
2586         * beginend.c, serial.c: Update.
2587         * libitm.map: Add _ITM_registerThrownObject.
2588
2589 2009-01-28  Richard Henderson  <rth@redhat.com>
2590
2591         * Makefile.am (libitm_la_SOURCES): Add clone.c.
2592         * Makefile.in: Rebuild.
2593         * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
2594         (GTM_restart_transaction): Fix uninstrumented code check.
2595         * retry.c (GTM_decide_retry_strategy): Add serial check.
2596         * serial.c (GTM_serialmode): Add irrevokable variable.  Don't
2597         automatically go irrevokable when in serial mode.
2598         * clone.c: New file.
2599         * libitm.h, libitm.map: Update.
2600
2601 2009-01-27  Richard Henderson  <rth@redhat.com>
2602
2603         * Makefile.am (LTCCASCOMPILE): Define.
2604         (libitm_la_SOURCES): Add methid-wbetl.c.
2605         * testsuite/Makefile.am: New
2606         * configure.ac: Add testsuite/Makefile.
2607         * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
2608         * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
2609         (_ITM_abortTransaction): Finalize implementation method; pass
2610         transaction properties to longjmp.
2611         (GTM_restart_transaction): Split out from ...
2612         (_ITM_commitTransaction): ... here.
2613         * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
2614         Move to config/x86/target.h.
2615         * config/linux/alpha/futex_bits.h: New.
2616         * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
2617         * config/x86/target.h: Disable target types for 32-bit.
2618         * config/alpha/sjlj.S, config/alpha/target.h: New.
2619         * libitm.h (struct gtm_dispatch): Add init, fini.
2620         (enum restart_reason): New.
2621         (struct gtm_transaction): Add method and restarts.
2622         * retry.c (GTM_decide_retry_strategy): Implement.
2623         * serial.c (serial_init, serial_fini): New.
2624         (GTM_serialmode): Finialize outgoing method.
2625         * method-wbetl.c: New.
2626
2627 2008-12-09  Richard Henderson  <rth@redhat.com>
2628
2629         * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
2630         * configure.tgt (i386-*, x86_64-*): Don't force SSE.
2631         * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
2632         * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
2633         (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
2634         (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
2635         * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
2636         * serial.c (serial_R##T, serial_W##T): Likewise.
2637
2638 2008-11-21  Richard Henderson  <rth@redhat.com>
2639
2640         * Initial commit.
2641 \f
2642 Copyright (C) 2008-2024 Free Software Foundation, Inc.
2643
2644 Copying and distribution of this file, with or without modification,
2645 are permitted in any medium without royalty provided the copyright
2646 notice and this notice are preserved.