libitm/ChangeLog

   1 2025-01-02  Jakub Jelinek  <jakub@redhat.com>
   2
   3         * libitm.texi: Bump @copying's copyright year.
   4
   5 2024-11-18  David Malcolm  <dmalcolm@redhat.com>
   6
   7         * testsuite/lib/libitm.exp: Add
   8         "load_gcc_lib dg-test-cleanup.exp".
   9
  10 2024-09-23  Matthieu Longo  <matthieu.longo@arm.com>
  11
  12         * config/aarch64/sjlj.S: Replace SPARC CFI directive by
  13         AArch64 one.
  14
  15 2024-09-02  Alex Coplan  <alex.coplan@arm.com>
  16
  17         * testsuite/lib/libitm.exp: Load scanltrans.exp instead of
  18         scanltranstree.exp.
  19
  20 2024-05-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  21
  22         PR testsuite/115294
  23         * testsuite/lib/libitm.exp (libitm_target_compile): Pass new
  24         dg-additional-files-options args.
  25
  26 2024-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  27
  28         * Makefile.am [LIBITM_BUILD_VERSIONED_SHLIB_SUN] (libitm.map-sun):
  29         Pass $(libitm_la_OBJECTS), $(libitm_la_LIBADD) to make_sunver.pl
  30         unmodified.
  31         * Makefile.in: Regenerate.
  32
  33 2024-04-02  Jakub Jelinek  <jakub@redhat.com>
  34
  35         * beginend.cc (GTM::gtm_thread::begin_transaction): Fix duplicated
  36         words in comment; not not -> not to.
  37
  38 2024-02-05  Marek Polacek  <polacek@redhat.com>
  39
  40         * containers.h (vector): Remove the template-id in constructors.
  41
  42 2024-01-03  Jakub Jelinek  <jakub@redhat.com>
  43
  44         * libitm.texi: Bump @copying's copyright year.
  45
  46 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
  47
  48         * testsuite/lib/libitm.exp: Likewise.
  49         * testsuite/libitm.c++/c++.exp: Likewise.
  50
  51 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
  52
  53         * Makefile.am: Handle Darwin rpaths.
  54         * Makefile.in: Regenerate.
  55         * configure: Regenerate.
  56         * configure.ac: Handle Darwin rpaths.
  57
  58 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  59
  60         * configure: Regenerate.
  61
  62 2023-08-07  Alexander von Gluck IV  <kallisti5@unixzen.com>
  63
  64         * configure: Regenerate.
  65
  66 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  67
  68         * configure: Regenerate.
  69
  70 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  71
  72         * configure: Regenerate.
  73
  74 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
  75
  76         * configure: Regenerate.
  77
  78 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
  79
  80         * configure: Regenerate.
  81
  82 2023-06-02  Thomas Schwinge  <thomas@codesourcery.com>
  83
  84         * configure.ac (PERL): Remove.
  85         * configure: Regenerate.
  86         * Makefile.in: Likewise.
  87         * testsuite/Makefile.in: Likewise.
  88
  89 2023-01-02  Jakub Jelinek  <jakub@redhat.com>
  90
  91         * libitm.texi: Bump @copying's copyright year.
  92
  93 2022-11-14  Martin Liska  <mliska@suse.cz>
  94
  95         Revert:
  96         2022-11-14  Martin Liska  <mliska@suse.cz>
  97
  98         * doc/c-c++-language-constructs-for-tm.rst: New file.
  99         * doc/conf.py: New file.
 100         * doc/copyright.rst: New file.
 101         * doc/enabling-libitm.rst: New file.
 102         * doc/gnu-free-documentation-license.rst: New file.
 103         * doc/index.rst: New file.
 104         * doc/indices-and-tables.rst: New file.
 105         * doc/internals.rst: New file.
 106         * doc/locking-conventions.rst: New file.
 107         * doc/nesting-flat-vs-closed.rst: New file.
 108         * doc/the-libitm-abi.rst: New file.
 109         * doc/the-libitm-abi/function-list.rst: New file.
 110         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst: New file.
 111         * doc/the-libitm-abi/library-design-principles.rst: New file.
 112         * doc/the-libitm-abi/memory-model.rst: New file.
 113         * doc/the-libitm-abi/non-objectives.rst: New file.
 114         * doc/the-libitm-abi/objectives.rst: New file.
 115         * doc/the-libitm-abi/sample-code.rst: New file.
 116         * doc/the-libitm-abi/types-and-macros-list.rst: New file.
 117         * doc/tm-methods-and-method-groups.rst: New file.
 118
 119 2022-11-14  Martin Liska  <mliska@suse.cz>
 120
 121         Revert:
 122         2022-11-14  Martin Liska  <mliska@suse.cz>
 123
 124         * Makefile.in: Support Sphinx based documentation.
 125
 126 2022-11-14  Martin Liska  <mliska@suse.cz>
 127
 128         Revert:
 129         2022-11-14  Martin Liska  <mliska@suse.cz>
 130
 131         * libitm.texi: Removed.
 132
 133 2022-11-14  Martin Liska  <mliska@suse.cz>
 134
 135         Revert:
 136         2022-11-14  Martin Liska  <mliska@suse.cz>
 137
 138         * Makefile.in: Support --with-sphinx-build.
 139         * configure.ac: Likewise.
 140         * configure: Regenerate.
 141
 142 2022-11-14  Martin Liska  <mliska@suse.cz>
 143
 144         Revert:
 145         2022-11-14  Martin Liska  <mliska@suse.cz>
 146
 147         * Makefile.in: Build info pages conditionally.
 148
 149 2022-11-14  Martin Liska  <mliska@suse.cz>
 150
 151         Revert:
 152         2022-11-14  Martin Liska  <mliska@suse.cz>
 153
 154         * doc/c-c++-language-constructs-for-tm.rst:
 155         Add trailing newline.
 156         * doc/copyright.rst:
 157         Add trailing newline.
 158         * doc/enabling-libitm.rst:
 159         Add trailing newline.
 160         * doc/gnu-free-documentation-license.rst:
 161         Add trailing newline.
 162         * doc/index.rst:
 163         Add trailing newline.
 164         * doc/indices-and-tables.rst:
 165         Add trailing newline.
 166         * doc/internals.rst:
 167         Add trailing newline.
 168         * doc/locking-conventions.rst:
 169         Add trailing newline.
 170         * doc/nesting-flat-vs-closed.rst:
 171         Add trailing newline.
 172         * doc/the-libitm-abi.rst:
 173         Add trailing newline.
 174         * doc/the-libitm-abi/function-list.rst:
 175         Add trailing newline.
 176         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst:
 177         Add trailing newline.
 178         * doc/the-libitm-abi/library-design-principles.rst:
 179         Add trailing newline.
 180         * doc/the-libitm-abi/memory-model.rst:
 181         Add trailing newline.
 182         * doc/the-libitm-abi/non-objectives.rst:
 183         Add trailing newline.
 184         * doc/the-libitm-abi/objectives.rst:
 185         Add trailing newline.
 186         * doc/the-libitm-abi/sample-code.rst:
 187         Add trailing newline.
 188         * doc/the-libitm-abi/types-and-macros-list.rst:
 189         Add trailing newline.
 190         * doc/tm-methods-and-method-groups.rst:
 191         Add trailing newline.
 192
 193 2022-11-14  Martin Liska  <mliska@suse.cz>
 194
 195         Revert:
 196         2022-11-14  Martin Liska  <mliska@suse.cz>
 197
 198         * Makefile.in: Add missing HAS_SPHINX_BUILD.
 199
 200 2022-11-14  Martin Liska  <mliska@suse.cz>
 201
 202         Revert:
 203         2022-11-14  Martin Liska  <mliska@suse.cz>
 204
 205         * doc/conf.py: Add newline at last line.
 206
 207 2022-11-14  Martin Liska  <mliska@suse.cz>
 208
 209         Revert:
 210         2022-11-14  Martin Liska  <mliska@suse.cz>
 211
 212         PR other/107620
 213         * configure: Regenerate.
 214         * configure.ac: Always set sphinx-build.
 215
 216 2022-11-13  Martin Liska  <mliska@suse.cz>
 217
 218         PR other/107620
 219         * configure: Regenerate.
 220         * configure.ac: Always set sphinx-build.
 221
 222 2022-11-10  Martin Liska  <mliska@suse.cz>
 223
 224         * doc/conf.py: Add newline at last line.
 225
 226 2022-11-09  Martin Liska  <mliska@suse.cz>
 227
 228         * Makefile.in: Add missing HAS_SPHINX_BUILD.
 229
 230 2022-11-09  Martin Liska  <mliska@suse.cz>
 231
 232         * doc/c-c++-language-constructs-for-tm.rst:
 233         Add trailing newline.
 234         * doc/copyright.rst:
 235         Add trailing newline.
 236         * doc/enabling-libitm.rst:
 237         Add trailing newline.
 238         * doc/gnu-free-documentation-license.rst:
 239         Add trailing newline.
 240         * doc/index.rst:
 241         Add trailing newline.
 242         * doc/indices-and-tables.rst:
 243         Add trailing newline.
 244         * doc/internals.rst:
 245         Add trailing newline.
 246         * doc/locking-conventions.rst:
 247         Add trailing newline.
 248         * doc/nesting-flat-vs-closed.rst:
 249         Add trailing newline.
 250         * doc/the-libitm-abi.rst:
 251         Add trailing newline.
 252         * doc/the-libitm-abi/function-list.rst:
 253         Add trailing newline.
 254         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst:
 255         Add trailing newline.
 256         * doc/the-libitm-abi/library-design-principles.rst:
 257         Add trailing newline.
 258         * doc/the-libitm-abi/memory-model.rst:
 259         Add trailing newline.
 260         * doc/the-libitm-abi/non-objectives.rst:
 261         Add trailing newline.
 262         * doc/the-libitm-abi/objectives.rst:
 263         Add trailing newline.
 264         * doc/the-libitm-abi/sample-code.rst:
 265         Add trailing newline.
 266         * doc/the-libitm-abi/types-and-macros-list.rst:
 267         Add trailing newline.
 268         * doc/tm-methods-and-method-groups.rst:
 269         Add trailing newline.
 270
 271 2022-11-09  Martin Liska  <mliska@suse.cz>
 272
 273         * Makefile.in: Build info pages conditionally.
 274
 275 2022-11-09  Martin Liska  <mliska@suse.cz>
 276
 277         * Makefile.in: Support --with-sphinx-build.
 278         * configure.ac: Likewise.
 279         * configure: Regenerate.
 280
 281 2022-11-09  Martin Liska  <mliska@suse.cz>
 282
 283         * libitm.texi: Removed.
 284
 285 2022-11-09  Martin Liska  <mliska@suse.cz>
 286
 287         * Makefile.in: Support Sphinx based documentation.
 288
 289 2022-11-09  Martin Liska  <mliska@suse.cz>
 290
 291         * doc/c-c++-language-constructs-for-tm.rst: New file.
 292         * doc/conf.py: New file.
 293         * doc/copyright.rst: New file.
 294         * doc/enabling-libitm.rst: New file.
 295         * doc/gnu-free-documentation-license.rst: New file.
 296         * doc/index.rst: New file.
 297         * doc/indices-and-tables.rst: New file.
 298         * doc/internals.rst: New file.
 299         * doc/locking-conventions.rst: New file.
 300         * doc/nesting-flat-vs-closed.rst: New file.
 301         * doc/the-libitm-abi.rst: New file.
 302         * doc/the-libitm-abi/function-list.rst: New file.
 303         * doc/the-libitm-abi/future-enhancements-to-the-abi.rst: New file.
 304         * doc/the-libitm-abi/library-design-principles.rst: New file.
 305         * doc/the-libitm-abi/memory-model.rst: New file.
 306         * doc/the-libitm-abi/non-objectives.rst: New file.
 307         * doc/the-libitm-abi/objectives.rst: New file.
 308         * doc/the-libitm-abi/sample-code.rst: New file.
 309         * doc/the-libitm-abi/types-and-macros-list.rst: New file.
 310         * doc/tm-methods-and-method-groups.rst: New file.
 311
 312 2022-10-31  Xiongchuan Tan  <xc-tan@outlook.com>
 313
 314         * configure.tgt: Add riscv support.
 315         * config/riscv/asm.h: New file.
 316         * config/riscv/sjlj.S: New file.
 317         * config/riscv/target.h: New file.
 318
 319 2022-10-13  Lulu Cheng  <chenglulu@loongson.cn>
 320
 321         * config/loongarch/sjlj.S: Add a soft floating point condition to the
 322         register recovery part of the code.
 323
 324 2022-10-12  Martin Liska  <mliska@suse.cz>
 325
 326         * configure: Regenerate.
 327
 328 2022-10-11  Olivier Hainque  <hainque@adacore.com>
 329             Olivier Hainque  <hainque@adacore.com>
 330
 331         * configure: Regenerate.
 332
 333 2022-09-28  Lulu Cheng  <chenglulu@loongson.cn>
 334             Yang Yujie  <yangyujie@loongson.cn>
 335
 336         * configure.tgt: Add loongarch support.
 337         * config/loongarch/asm.h: New file.
 338         * config/loongarch/sjlj.S: New file.
 339         * config/loongarch/target.h: New file.
 340
 341 2022-08-31  Martin Liska  <mliska@suse.cz>
 342
 343         * configure: Regenerate.
 344
 345 2022-08-31  Martin Liska  <mliska@suse.cz>
 346
 347         * configure: Regenerate.
 348
 349 2022-06-02  David Malcolm  <dmalcolm@redhat.com>
 350
 351         * testsuite/lib/libitm.exp: Add load_gcc_lib of scansarif.exp.
 352
 353 2022-02-03  David Seifert  <soap@gentoo.org>
 354             Jakub Jelinek  <jakub@redhat.com>
 355
 356         * configure.ac: Support --disable-werror.
 357         * configure: Regenerate.
 358
 359 2022-01-31  Martin Liska  <mliska@suse.cz>
 360
 361         * acinclude.m4: Detect *_ld_is_mold and use it.
 362         * configure: Regenerate.
 363
 364 2022-01-03  Jakub Jelinek  <jakub@redhat.com>
 365
 366         * libitm.texi: Bump @copying's copyright year.
 367
 368 2021-11-26  Iain Sandoe  <iain@sandoe.co.uk>
 369
 370         * eh_cpp.cc (GTM::gtm_thread::init_cpp_exceptions): If the
 371         target does not support HAVE_ELF_STYLE_WEAKREF then do not
 372         try to test the __cxa_get_globals against NULL.
 373
 374 2021-06-17  Jonathan Wakely  <jwakely@redhat.com>
 375
 376         PR libstdc++/91488
 377         * testsuite/libitm.c++/libstdc++-pr91488.C: New test.
 378
 379 2021-01-15  Jakub Jelinek  <jakub@redhat.com>
 380
 381         PR target/70454
 382         * configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
 383         be added through preprocessor check on
 384         __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.
 385
 386 2021-01-05  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 387
 388         * configure: Re-generate.
 389
 390 2021-01-01  Jakub Jelinek  <jakub@redhat.com>
 391
 392         * libitm.texi: Bump @copying's copyright year.
 393
 394 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 395
 396         PR target/97865
 397         * configure.tgt: Add dynamic_lookup to XLDFLAGS for Darwin.
 398         * configure: Regenerate.
 399
 400 2020-11-29  John David Anglin  <danglin@gcc.gnu.org>
 401
 402         * configure: Regenerate.
 403
 404 2020-10-01  Alan Modra  <amodra@gmail.com>
 405
 406         * config/powerpc/sjlj.S: Support __PCREL__ code.
 407
 408 2020-07-24  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 409
 410         * config/aarch64/sjlj.S: Add conditional pac-ret protection.
 411
 412 2020-07-09  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 413
 414         * config/aarch64/sjlj.S: Add BTI marking and related definitions,
 415         and add BTI c to function entries.
 416
 417 2020-07-09  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 418
 419         * config/aarch64/sjlj.S: Add stack note if __FreeBSD__ is defined.
 420
 421 2020-05-29  H.J. Lu  <hjl.tools@gmail.com>
 422
 423         PR bootstrap/95413
 424         * configure: Regenerated.
 425
 426 2020-05-15  H.J. Lu  <hongjiu.lu@intel.com>
 427
 428         PR bootstrap/95147
 429         * configure: Regenerated.
 430
 431 2020-05-14  H.J. Lu  <hongjiu.lu@intel.com>
 432
 433         * configure: Regenerated.
 434
 435 2020-05-12  Nathan Sidwell  <nathan@acm.org>
 436
 437         Fix throw specifiers on interface.
 438         * libitm/libitm.h (_ITM_NOTHROW): Define.
 439         (_ITM_cxa_allocate_exception, _ITM_cxa_free_exception)
 440         (_ITM_cxa_begin_catch): Use it.
 441         * eh_cpp.cc: Add throw() to __cxa_allocate_exception,
 442         __cxa_free_exception, __cxa_begin_catch, __cxa_tm_cleanup,
 443         __cxa_get_globals.
 444         (_ITM_cxa_allocate_exception, _ITM_cxa_free_exception)
 445         (_ITM_cxa_begin_catch): Likewise.
 446
 447 2020-05-05  Nathan Sidwell  <nathan@acm.org>
 448
 449         * testsuite/lib/libitm.exp (libitm_init): Add
 450         -fdiagnostics-color=never to options.
 451
 452 2020-02-12  Sandra Loosemore  <sandra@codesourcery.com>
 453
 454         PR libstdc++/79193
 455         PR libstdc++/88999
 456
 457         * configure: Regenerated.
 458
 459 2020-01-24  Maciej W. Rozycki  <macro@wdc.com>
 460
 461         * configure.ac: Handle `--with-toolexeclibdir='.
 462         * Makefile.in: Regenerate.
 463         * aclocal.m4: Regenerate.
 464         * configure: Regenerate.
 465         * testsuite/Makefile.in: Regenerate.
 466
 467 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 468
 469         Update copyright years.
 470
 471         * libitm.texi: Bump @copying's copyright year.
 472
 473 2019-12-03  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 474
 475         PR libgomp/91938
 476         * configure.tgt: Avoid IE tls on *-*-musl*.
 477
 478 2019-09-27  Maciej W. Rozycki  <macro@wdc.com>
 479
 480         * configure: Regenerate.
 481
 482 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
 483
 484         * config/arm/sjlj.S (ldaddr): Add FDPIC support.
 485
 486 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
 487
 488         * configure.tgt: Handle *-*-uclinux*.
 489         * configure: Regenerate.
 490
 491 2019-09-06  Florian Weimer  <fweimer@redhat.com>
 492
 493         * configure: Regenerate.
 494
 495 2019-09-03  Chung-Lin Tang  <cltang@codesourcery.com>
 496
 497         PR other/79543
 498         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Fix GNU ld --version
 499         scanning to conform to the GNU Coding Standards.
 500         * configure: Regenerate.
 501
 502 2019-05-03  Jakub Jelinek  <jakub@redhat.com>
 503
 504         * Makefile.am (finclude): Remove.
 505         * Makefile.in: Regenerated.
 506
 507 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 508
 509         Update copyright years.
 510
 511 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 512
 513         * libitm.texi: Bump @copying's copyright year.
 514
 515 2018-12-16  Jakub Jelinek  <jakub@redhat.com>
 516
 517         PR c++/88482
 518         * eh_cpp.cc (__cxa_throw): Change DEST argument type from
 519         void * to void (*) (void *).
 520         (_ITM_cxa_throw): Likewise.
 521         * libitm.h (_ITM_cxa_throw): Likewise.
 522         * libitm.texi (_ITM_cxa_throw): Likewise.
 523
 524 2018-12-13  Peter Bergner  <bergner@linux.ibm.com>
 525
 526         * config/powerpc/target.h (htm_available):  Add support for
 527         PPC_FEATURE2_HTM_NO_SUSPEND.  Use __builtin_cpu_supports if available.
 528
 529 2018-10-31  Joseph Myers  <joseph@codesourcery.com>
 530
 531         PR bootstrap/82856
 532         * Makefile.am: Include multilib.am.
 533         (AUTOMAKE_OPTIONS): Add info-in-builddir.
 534         (CLEANFILES): Remove libitm.info.
 535         * configure.ac: Remove AC_PREREQ.
 536         * testsuite/Makefile.am (RUNTEST): Remove quotes.
 537         * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
 538         Regenerate.
 539
 540 2018-10-30  Nicholas Krause <xerofoify@gmail.com>
 541
 542         PR libitm/86293
 543         * method-serial.cc: Mark varible as potentially unused
 544         to silence warning.
 545
 546 2018-08-03  Sergei Trofimovich  <slyfox@gentoo.org>
 547
 548         * config/sh/sjlj.S: Adjust to use PIC vs normal code to avoid
 549         absolute relocation in a shared library.
 550
 551 2018-06-12  H.J. Lu  <hongjiu.lu@intel.com>
 552
 553         PR libitm/85988
 554         * config/linux/x86/tls.h (SEG_READ): Use the offset of
 555         __private_tm as base.
 556         (SEG_WRITE): Likewise.
 557         (SEG_ENCODE_WRITE): Correct the offset of pointer_guard for x32.
 558         (gtm_thr): Replace SEG_READ(10) with SEG_READ(0).
 559         (set_gtm_thr): Replace SEG_WRITE(10) with SEG_WRITE(0).
 560         (abi_disp): Replace SEG_DECODE_READ(11) with SEG_DECODE_READ(1).
 561         (set_abi_disp): Replace SEG_ENCODE_WRITE(11) with
 562
 563 2018-05-17  Jason Merrill  <jason@redhat.com>
 564
 565         * beginend.cc (save): Disable -Werror=deprecated-copy.
 566
 567 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 568
 569         PR testsuite/85106
 570         * testsuite/lib/libitm.exp: Include scanltranstree.exp.
 571
 572 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 573
 574         PR testsuite/85106
 575         * testsuite/lib/libitm.exp: Include scanwpaipa.exp.
 576
 577 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 578
 579         * config/x86/sjlj.S (_ITM_beginTransaction): Add
 580         (__CET__ & 2) != 0 check for shadow stack.
 581         (GTM_longjmp): Likewise.
 582
 583 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 584
 585         * configure: Regenerated.
 586
 587 2018-04-23  H.J. Lu  <hongjiu.lu@intel.com>
 588
 589         PR target/85489
 590         * config/x86/sjlj.S (GTM_longjmp): Replace jle/jg with jbe/ja.
 591
 592 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 593
 594         * configure: Regenerated.
 595
 596 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 597
 598         PR jit/85384
 599         * configure: Regenerate.
 600
 601 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 602
 603         PR target/84148
 604         * configure: Regenerate.
 605
 606 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 607
 608         Update copyright years.
 609
 610         * libitm.texi: Bump @copying's copyright year.
 611
 612 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 613
 614         * Makefile.in: Regenerate.
 615         * acinclude.m4: Add enable.m4 and cet.m4.
 616         * config/x86/sjlj.S: Include cet.h.
 617         (_ITM_beginTransaction): Add _CET_ENDBR.
 618         Save Shadow Stack pointer.
 619         (GTM_longjmp): Add _CET_ENDBR. Restore Shadow Stack pointer.
 620         * config/x86/target.h (struct gtm_jmpbuf):
 621         Add new field for Shadow Stack pointer.
 622         * configure: Regenerate.
 623         * configure.ac: Set CET_FLAGS. Update XCFLAGS.
 624         * configure.ac: Update libtool_VERSION for x86.
 625         * testsuite/Makefile.in: Regenerate.
 626
 627 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 628
 629         * libitm/config/x86/target.h: Add new field (ssp).
 630         * libitm/config/x86/sjlj.S: Change offsets.
 631
 632 2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 633
 634         * testsuite/lib/libitm.exp: Load scanlang.exp.
 635
 636 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
 637
 638         * libitm_i.h (sutrct gtm_thread): Fix typo in comment.
 639
 640 2017-01-21  Jakub Jelinek  <jakub@redhat.com>
 641
 642         PR other/79046
 643         * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
 644         of cat to get version from BASE-VER file.
 645         * testsuite/Makefile.in: Regenerated.
 646
 647 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
 648
 649         * config/x86/target.h (htm_available): Determine vendor from
 650         __get_cpuid_max return.  Use signature_INTEL_ebx.  Cleanup.
 651
 652 2017-01-18  Torvald Riegel  <triegel@redhat.com>
 653
 654         * config/x86/target.h (htm_available): Add check for some processors
 655         on which TSX is broken.
 656
 657 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 658
 659         PR other/79046
 660         * configure.ac: Add GCC_BASE_VER.
 661         * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
 662         get version from BASE-VER file.
 663         * testsuite/Makefile.in: Regenerated.
 664         * configure: Regenerated.
 665         * Makefile.in: Regenerated.
 666
 667 2017-01-04  Alan Modra  <amodra@gmail.com>
 668
 669         * Makefile.in: Regenerate.
 670         * testsuite/Makefile.in: Regenerate.
 671
 672 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
 673
 674         Update copyright years.
 675
 676         * libitm.texi: Bump @copying's copyright year.
 677
 678 2016-12-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 679
 680         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
 681         * aclocal.m4: Regenerate.
 682         * configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
 683         LIBITM_CHECK_LINKER_HWCAP.
 684
 685 2016-11-15  Matthias Klose  <doko@ubuntu.com>
 686
 687         * configure: Regenerate.
 688
 689 2016-04-19  H.J. Lu  <hongjiu.lu@intel.com>
 690
 691         PR libitm/70456
 692         * util.cc (xmalloc): Use posix_memalign to allocate memory on
 693         on cache line if requested.
 694
 695 2016-03-03  Dominik Vogt  <vogt@linux.vnet.ibm.com>
 696
 697         * config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
 698         function attribute to disable floating point in begin_transaction() on
 699         S/390.
 700         * beginend.cc (begin_transaction): Use
 701         TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
 702
 703 2016-01-22  Torvald Riegel  <triegel@redhat.com>
 704
 705         * beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
 706         boundary.
 707         (htm_fastpath): Remove.
 708         (gtm_thread::begin_transaction): Fix HTM fastpath.
 709         (_ITM_commitTransaction): Adapt.
 710         (_ITM_commitTransactionEH): Adapt.
 711         * libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
 712         and accessors.
 713         * libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
 714         * libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
 715         * libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
 716         * libitm/libitm_i.h (htm_fastpath): Remove declaration.
 717         * libitm/method-serial.cc (htm_mg): Adapt.
 718         (gtm_thread::serialirr_mode): Adapt.
 719         * libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
 720
 721 2016-01-21  Torvald Riegel  <triegel@redhat.com>
 722
 723         * testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
 724         or AIX.
 725
 726 2016-01-19  Richard Henderson  <rth@redhat.com>
 727
 728         PR bootstrap/69343
 729         PR bootstrap/69339
 730         Revert:
 731         2016-01-13  Richard Henderson  <rth@redhat.com>
 732
 733         * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
 734         (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
 735         (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
 736         (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
 737         * configure.ac (ARCH_AARCH64): New conditional.
 738         (ARCH_PPC, ARCH_S390): Likewise.
 739         * Makefile.in, configure: Rebuild.
 740
 741         * libitm.h (_ITM_TYPE_M128): Always define.
 742         * vect64.cc: Split ...
 743         * vect128.cc: ... out of...
 744         * config/x86/x86_sse.cc: ... here.
 745         * config/arm/neon.cc: New file.
 746
 747 2016-01-19  Torvald Riegel  <triegel@redhat.com>
 748
 749         * local_type_traits: Remove file.
 750         * libitm_i.h: Don't include it anymore.
 751         (sized_integral): Remove.
 752
 753 2016-01-16  Torvald Riegel  <triegel@redhat.com>
 754
 755         * method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
 756         safety.
 757         * method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
 758         * libitm/testsuite/libitm.c/priv-1.c: New.
 759
 760 2015-01-15  Torvald Riegel  <triegel@redhat.com>
 761
 762         testsuite/libitm.c++/libstdc++-safeexc.C: New.
 763
 764 2016-01-13  Torvald Riegel  <triegel@redhat.com>
 765
 766         * beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
 767         * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 768         (gtm_rwlock::write_unlock): Likewise.
 769
 770 2016-01-13  Richard Henderson  <rth@redhat.com>
 771
 772         * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
 773         (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
 774         (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
 775         (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
 776         * configure.ac (ARCH_AARCH64): New conditional.
 777         (ARCH_PPC, ARCH_S390): Likewise.
 778         * Makefile.in, configure: Rebuild.
 779
 780         * libitm.h (_ITM_TYPE_M128): Always define.
 781         * vect64.cc: Split ...
 782         * vect128.cc: ... out of...
 783         * config/x86/x86_sse.cc: ... here.
 784         * config/arm/neon.cc: New file.
 785
 786 2016-01-13  Torvald Riegel  <triegel@redhat.com>
 787
 788         * beginend.cc (gtm_thread::trycommit): Fix privatization safety.
 789         * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 790         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
 791         * dispatch.h (abi_dispatch::snapshot_most_recent): New.
 792         * method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
 793         * method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
 794         * method-serial.cc (serial_dispatch::snapshot_most_recent): New.
 795         (serialirr_dispatch::snapshot_most_recent): New.
 796         (serialirr_onwrite_dispatch::snapshot_most_recent): New.
 797
 798 2016-01-12  Torvald Riegel  <triegel@redhat.com>
 799
 800         * libitm_i.h (gtm_mask_stack): Remove.
 801         * beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
 802         * stmlock.h: Remove file.
 803         * config/alpha/cacheline.h: Likewise.
 804         * config/generic/cacheline.h: Likewise.
 805         * config/powerpc/cacheline.h: Likewise.
 806         * config/sparc/cacheline.h: Likewise.
 807         * config/x86/cacheline.h: Likewise.
 808
 809 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 810
 811         Update copyright years.
 812
 813         * libitm.texi: Bump @copying's copyright year.
 814
 815 2015-11-26  Torvald Riegel  <triegel@redhat.com>
 816
 817         * method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
 818         (ml_wt_dispatch::pre_write): Adapt.
 819         (ml_wt_dispatch::pre_load): Likewise.
 820
 821 2015-11-22  Torvald Riegel  <triegel@redhat.com>
 822
 823         * libitm_i.h (gtm_alloc_action): Remove union.
 824         * testsuite/libitm.c/alloc-1.c: New.
 825
 826 2015-11-19  Torvald Riegel  <triegel@redhat.com>
 827
 828         * testsuite/libitm.c++/eh-5.C: New.
 829         * libitm.h (_ITM_cxa_free_exception): New.
 830         * libitm.map (_ITM_cxa_free_exception): Add it.
 831         * libitm.texi: Update ABI docs.
 832         * libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
 833         (gtm_transaction_cp::cxa_uncaught_count): Add.
 834         (gtm_thread::cxa_unthrown): Remove.
 835         (gtm_thread::cxa_uncaught_count_ptr): Add.
 836         (gtm_thread::cxa_uncaught_count): Add.
 837         (gtm_thread::drop_references_allocations): Rename to...
 838         (gtm_thread::discard_allocation): ... this and adapt.
 839         (gtm_thread::init_cpp_exceptions): New.
 840         * beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
 841         (gtm_thread::begin_transaction): Likewise.
 842         (gtm_transaction_cp::save): Likewise.
 843         (gtm_thread::trycommit): Likewise.
 844         * eh_cpp.cc: Add overview comments.
 845         (__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
 846         (free_any_exception, _ITM_cxa_free_exception): New.
 847         (gtm_thread::init_cpp_exceptions): Define.
 848         (_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
 849         (_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
 850         (gtm_thread::revert_cpp_exceptions): Likewise.
 851
 852 2015-11-09  Torvald Riegel  <triegel@redhat.com>
 853
 854         * alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
 855         _ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
 856         * libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
 857         * libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz.  Add comments.
 858         (gtm_thread::forget_allocations): New overload with size_t argument.
 859         * alloc.c (gtm_thread::forget_allocation): Define new overload and
 860         adapt existing one.
 861         (gtm_thread::record_allocation): Adapt.
 862         (gtm_thread::commit_allocations_1): Adapt.
 863         (gtm_thread::commit_allocations_2): Adapt.
 864         * testsuite/libitm.c++/newdelete.C: New.
 865
 866 2015-10-27  Daniel Jacobowitz  <dan@codesourcery.com>
 867             Joseph Myers  <joseph@codesourcery.com>
 868             Mark Shinwell  <shinwell@codesourcery.com>
 869             Andrew Stubbs  <ams@codesourcery.com>
 870             Rich Felker <dalias@libc.org>
 871
 872         * config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
 873         GTM_begin_transaction for compatibility with FDPIC.
 874
 875 2015-10-09  David Malcolm  <dmalcolm@redhat.com>
 876
 877         * testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
 878         using load_gcc_lib.
 879
 880 2015-08-20  Gleb Fotengauer-Malinovskiy  <glebfm@altlinux.org>  (tiny change)
 881
 882         PR libitm/61164
 883         * local_atomic (__always_inline): Rename to...
 884         (__libitm_always_inline): ... this.
 885
 886 2015-07-03  Carlos Sánchez de La Lama  <csanchezdll@gmail.com>
 887
 888         PR target/52482
 889         * config/powerpc/sjlj.S: Port to Xcode 2.5.
 890
 891 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 892
 893         * config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
 894         operands "op" and "val" to int.
 895
 896 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 897
 898         * config/linux/sh/futex_bits.h (sys_futex0) Change operands
 899         "op" and "val" to int.
 900
 901 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 902
 903         * config/linux/alpha/futex_bits.h (sys_futex0) Change operands
 904         "op" and "val" to int.
 905
 906 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 907
 908         * config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
 909         Declare as static int.
 910         (FUTEX_PRIVATE_FLAG): Remove L suffix.
 911         * config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
 912
 913 2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
 914
 915         * config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
 916         sys_futex0 function.
 917
 918 2015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
 919
 920         * Makefile.in: Regenerated with automake-1.11.6.
 921         * aclocal.m4: Likewise.
 922         * configure: Likewise.
 923         * testsuite/Makefile.in: Likewise.
 924
 925 2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>
 926
 927         * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
 928         * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
 929
 930 2015-01-15  H.J. Lu  <hongjiu.lu@intel.com>
 931
 932         PR libitm/64360
 933         * libitm.c/stackundo.c (test2): Make it static.
 934         (test1): Likewise.
 935
 936 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 937
 938         Update copyright years.
 939
 940 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 941
 942         * libitm.texi: Bump @copying's copyright year.
 943
 944 2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 945
 946         * testsuite/lib/libitm.exp: Load target-utils.exp.
 947         Move load of target-supports.exp earlier.
 948
 949 2014-12-03  Uros Bizjak  <ubizjak@gmail.com>
 950
 951         * configure.tgt (x86_64): Tune -m32 multilib to generic.
 952
 953 2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>
 954
 955         PR bootstrap/63784
 956         * configure: Regenerated.
 957
 958 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 959
 960         PR target/63610
 961         * configure: Regenerate.
 962
 963 2014-10-06  Marek Polacek  <polacek@redhat.com>
 964
 965         * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
 966         * testsuite/libitm.c/memset-1.c: Likewise.
 967
 968 2014-07-24  Richard Henderson  <rth@redhat.com>
 969
 970         * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
 971         addressing mode in epilogue.
 972
 973 2014-05-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 974
 975         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
 976         -mclear-hwcap instead.
 977         * configure: Regenerate.
 978         * clearcap.map: Remove.
 979
 980 2014-05-21  John Marino  <gnugcc@marino.st>
 981
 982         * configure.tgt (*-*-dragonfly*): New target.
 983
 984 2014-05-19  Richard Henderson  <rth@redhat.com>
 985
 986         * config/aarch64/sjlj.S: New file.
 987         * config/aarch64/target.h: New file.
 988         * configure.tgt: Enable aarch64.
 989
 990 2014-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 991
 992         * config/generic/asmcfi.h: Also check for
 993         __GCC_HAVE_DWARF2_CFI_ASM.
 994
 995 2013-04-02  Richard Henderson  <rth@redhat.com>
 996
 997         * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
 998         * config/arm/target.h, config/sh/target.h: Likewise.
 999         * config/sparc/target.h, config/x86/target.h: Likewise.
1000
1001 2014-03-26  Jakub Jelinek  <jakub@redhat.com>
1002
1003         * config/linux/futex_bits.h: Include errno.h.
1004         (sys_futex0): If syscall returns -1, return -errno rather than
1005         -1.
1006
1007 2014-03-26  Joseph Myers  <joseph@codesourcery.com>
1008
1009         * libitm.texi (Index): Rename to Library Index.
1010
1011 2014-01-13  H.J. Lu  <hongjiu.lu@intel.com>
1012
1013         PR libitm/53113
1014         * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
1015         (x86_avx.lo): Append -mavx to CXXFLAGS.
1016         * Makefile.in: Regenerate.
1017
1018 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1019
1020         Update copyright years
1021
1022 2014-01-02  Tobias Burnus  <burnus@net-b.de>
1023
1024         * libitm.texi: Bump @copying's copyright year.
1025
1026 2013-11-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1027
1028         * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
1029         (FUNC): Define ELFv2 variant.
1030         (END): Likewise.
1031         (HIDDEN): Likewise.
1032         (CALL): Likewise.
1033         (BASE): Likewise.
1034         (LR_SAVE): Likewise.
1035
1036 2013-09-20  Alan Modra  <amodra@gmail.com>
1037
1038         * configure: Regenerate.
1039
1040 2013-08-30  Torvald Riegel  <triegel@redhat.com>
1041
1042         * config/posix/rwlock.cc: Fix initialization order.
1043
1044 2013-08-30  Torvald Riegel  <triegel@redhat.com>
1045
1046         * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
1047         (htm_fastpath): Assign an asm name.
1048         * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
1049         HTM fast paths.
1050         (_ITM_actions): Likewise.
1051         * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
1052         x86_64.
1053         * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
1054         * config/posix/rwlock.h (gtm_rwlock): Update comments.  Move summary
1055         field to the start of the structure.
1056         * config/linux/rwlock.h (gtm_rwlock): Update comments.
1057         * beginend.cc (gtm_thread::begin_transaction): Add retry policy
1058         handling for custom HTM fast paths.
1059
1060 2013-08-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1061         Revert:
1062         2013-08-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1063
1064         * configure.tgt: Add -msoft-float to XCFLAGS.
1065
1066 2013-08-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1067
1068         * configure.tgt: Add -msoft-float to XCFLAGS.
1069
1070 2013-07-29  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1071
1072         * config/s390/target.h (htm_begin, htm_commit, htm_abort)
1073         (htm_transaction_active): Enable zEC12 instructions in the
1074         assembler.
1075         * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
1076
1077 2013-07-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1078
1079         * acinclude.m4: Add htm asm check for s390.
1080         * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
1081         * configure: Regenerate.
1082         * config/s390/target.h: Remove __HTM__ check.
1083         (htm_available): Call getauxval to get hwcaps and check whether
1084         HTM is available or not.
1085
1086 2013-07-15  Peter Bergner  <bergner@vnet.ibm.com>
1087
1088         * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
1089         * configure.ac: Use it.
1090         (AC_CHECK_HEADERS): Check for sys/auxv.h.
1091         (AC_CHECK_FUNCS): Check for getauxval.
1092         * config.h.in, configure: Rebuild.
1093         * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
1094         * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
1095         (USE_HTM_FASTPATH): Define.
1096         (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
1097         _HTM_RETRIES) New macros.
1098         (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
1099         htm_begin_success, htm_commit, htm_transaction_active): New functions.
1100
1101 2013-06-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1102
1103         * config/s390/target.h: Include htmintrin.h.
1104         (_HTM_ITM_RETRIES): New macro definition.
1105         (htm_available, htm_init, htm_begin, htm_begin_success)
1106         (htm_commit, htm_abort, htm_abort_should_retry): New functions.
1107
1108 2013-06-20  Iain Sandoe  <iain@codesourcery.com>
1109             Cesar Philippidis  <cesar@codesourcery.com>
1110
1111         * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
1112         Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
1113         * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
1114         * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
1115
1116 2013-06-20  Torvald Riegel  <triegel@redhat.com>
1117
1118         * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
1119         (_ITM_getTransactionId): Same.
1120         * config/x86/target.h (htm_transaction_active): New.
1121
1122 2013-06-20  Torvald Riegel  <triegel@redhat.com>
1123
1124         PR libitm/57643
1125         * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
1126         the HTM fastpath.
1127
1128 2013-03-31  Gerald Pfeifer  <gerald@pfeifer.com>
1129
1130         PR bootstrap/56714
1131         * local_atomic (__always_inline): Always define our version.
1132         (__calculate_memory_order): Mark inline.
1133         (atomic_thread_fence): Ditto.
1134         (atomic_signal_fence): Ditto.
1135         (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
1136         (atomic_bool::atomic_flag_clear_explicit): Ditto.
1137         (atomic_bool::atomic_flag_test_and_set): Ditto.
1138         (atomic_bool::atomic_flag_clear): Ditto.
1139
1140 2013-04-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1141
1142         * config/s390/sjlj.S: New file.
1143         * config/s390/target.h: New file.
1144         * configure.tgt: Set options for S/390.
1145
1146 2013-03-23  Andi Kleen  <ak@linux.intel.com>
1147
1148         * local_atomic (__always_inline): Add.
1149         (__calculate_memory_order, atomic_thread_fence,
1150         atomic_signal_fence, test_and_set, clear, store, load,
1151         exchange, compare_exchange_weak, compare_exchange_strong,
1152         fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
1153         Add __always_inline to force inlining.
1154
1155 2013-02-11  Iain Sandoe  <iain@codesourcery.com>
1156             Jack Howarth  <howarth@bromo.med.uc.edu>
1157             Patrick Marlier  <patrick.marlier@gmail.com>
1158
1159         PR libitm/55693
1160         * alloc_cpp.cc: Enable function declarations on darwin.
1161         * eh_cpp.cc: Likewise.
1162
1163 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
1164
1165         Update copyright years.
1166
1167 2012-11-09  Torvald Riegel  <triegel@redhat.com>
1168
1169         * beginend.cc (htm_fastpath): New.
1170         (gtm_thread::begin_transaction, _ITM_commitTransaction,
1171         _ITM_commitTransactionEH): Add HTM fastpath handling.
1172         * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
1173         * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
1174         * config/x86/target.h (htm_available, htm_init, htm_begin_success,
1175         htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
1176         * configure.tgt: Add -mrtm to XCFLAGS.
1177         * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
1178         (gtm_thread::serialirr_mode): Add HTM fastpath handling.
1179         * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
1180         * retry.cc (parse_default_method): Add HTM method parsing.
1181         (gtm_thread::number_of_threads_changed): Use HTM by default if
1182         available.
1183
1184 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
1185
1186         * configure: Regenerate.
1187
1188 2012-10-31  Richard Henderson  <rth@redhat.com>
1189
1190         * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
1191         * configure.ac: Use it.
1192         * config.h.in, configure: Rebuild.
1193         * testsuite/Makefile.in: Rebuild.
1194
1195 2012-10-24  Torvald Riegel  <triegel@redhat.com>
1196
1197         * libitm.texi: Clarify ABI requirements for data-logging functions.
1198
1199 2012-10-24  Torvald Riegel  <triegel@redhat.com>
1200
1201         * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
1202         it requires serial mode instead of assuming that for certain
1203         dispatchs.
1204         * dispatch.h (abi_dispatch::requires_serial): New.
1205         (abi_dispatch::abi_dispatch): Adapt.
1206         * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
1207         * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
1208         * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
1209         serial_dispatch::serial_dispatch,
1210         serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
1211
1212 2012-10-02  Uros Bizjak  <ubizjak@gmail.com>
1213
1214         * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
1215         and ia32 declarations some more.
1216         * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
1217
1218 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
1219
1220         PR other/43620
1221         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
1222         * configure: Regenerate.
1223         * Makefile.in: Regenerate.
1224
1225 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
1226
1227         * configure: Regenerated.
1228
1229 2012-07-31  Uros Bizjak  <ubizjak@gmail.com>
1230
1231         * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
1232
1233 2012-05-21  Patrick Marlier  <patrick.marlier@gmail.com>
1234
1235         * eh_cpp.cc: Fix __cxa_end_catch declaration.
1236
1237 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
1238
1239         * configure: Regenerated.
1240
1241 2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>
1242
1243         PR libitm/52854
1244         * config/x86/target.h (gtm_jmpbuf): Replace long with long long
1245         for x86-64.
1246
1247 2012-04-03  Tristan Gingold  <gingold@adacore.com>
1248
1249         * configure: Regenerate.
1250
1251 2012-03-31  H.J. Lu  <hongjiu.lu@intel.com>
1252
1253         PR bootstrap/52812
1254         * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
1255
1256 2012-03-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1257
1258         * testsuite/lib/libitm.exp: load fortran-modules.exp
1259
1260 2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1261
1262         * configure.tgt (*-*-irix6*): Remove.
1263
1264 2012-03-13  Torvald Riegel  <triegel@redhat.com>
1265
1266         PR libitm/52526
1267         * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
1268         wake-up.
1269
1270 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1271
1272         * configure.tgt (*-*-osf*): Remove.
1273         * configure: Regenerate.
1274
1275 2012-03-05  Torvald Riegel  <triegel@redhat.com>
1276
1277         * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
1278         memtransfer/memset if size isn't larger than zero.
1279
1280 2012-03-02  Torvald Riegel  <triegel@redhat.com>
1281
1282         * libitm.texi: Link to specification and add a usage example.
1283
1284 2012-02-24  Torvald Riegel  <triegel@redhat.com>
1285
1286         * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
1287         default dispatch for more than 1 thread to ml_wt.
1288
1289 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1290
1291         * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
1292
1293 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1294
1295         * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
1296
1297 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1298
1299         * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
1300         serial mode corner cases made obsolete by prior gtm_rwlock changes.
1301         (gl_wt_dispatch.rollback): Same.
1302
1303 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1304
1305         * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
1306
1307 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1308
1309         * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
1310         for RfW src.  Optimize number of calls to gtm_thr.
1311
1312 2012-02-20  Torvald Riegel  <triegel@redhat.com>
1313
1314         * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
1315         acquisition to ...
1316         * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
1317         (default_dispatch): Make atomic.
1318         (GTM::gtm_thread::set_default_dispatch): Access atomically.
1319         (GTM::gtm_thread::decide_retry_strategy): Access atomically and
1320         use decide_begin_dispatch() if default_dispatch might have changed.
1321         (GTM::gtm_thread::number_of_threads_changed): Initialize
1322         default_dispatch here.
1323
1324 2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
1325             Patrick Marlier  <patrick.marlier@gmail.com>
1326
1327         PR libitm/52220
1328         * alloc_cpp.cc: No dummy definitions for darwin.
1329         * eh_cpp.cc: Likewise.
1330
1331 2012-02-14  Richard Henderson  <rth@redhat.com>
1332
1333         * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
1334
1335 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
1336
1337         * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
1338
1339 2012-02-14  Torvald Riegel  <triegel@redhat.com>
1340
1341         * libitm_i.h (GTM::gtm_rwlog_entry): New.
1342         (GTM::gtm_thread): Add read and write logs.
1343         (GTM::dispatch_ml_wt): Declare.
1344         * retry.cc (parse_default_method): Support ml_wt.
1345         * method-ml.cc: New file.
1346         * Makefile.am: Add method-ml.cc.
1347         * Makefile.in: Regenerate.
1348
1349 2012-02-14  Torvald Riegel  <triegel@redhat.com>
1350
1351         * dispatch.h (GTM::abi_dispatch::supports): New.
1352         (GTM::method_group::reinit): New.
1353         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
1354         (GTM::gtm_thread::number_of_threads_changed): Check that the method
1355         supports the current situation.
1356
1357 2012-02-14  Torvald Riegel  <triegel@redhat.com>
1358
1359         * util.cc (GTM::xcalloc): New.
1360         * common.h (GTM::xcalloc): Declare.
1361
1362 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1363
1364         * config/sparc/target.h (cpu_relax): Read from CC register.
1365         * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
1366
1367 2012-02-14  Uros Bizjak  <ubizjak@gmail.com>
1368
1369         * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
1370
1371 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
1372
1373         * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
1374         * config/sparc/cacheline.h: New file.
1375         * config/sparc/target.h: Likewise.
1376         * config/sparc/sjlj.S: Likewise.
1377         * config/linux/sparc/futex_bits.h: Likewise.
1378
1379 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
1380
1381         * configure.ac (link_itm): Fix comment.
1382         * configure: Regenerate.
1383         * testsuite/lib/libitm.exp: Do not pass -litm for the link.
1384
1385 2012-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1386
1387         PR libitm/51822
1388         * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
1389         Correct libgomp references.
1390
1391 2012-01-24  Torvald Riegel  <triegel@redhat.com>
1392
1393         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
1394         wake-up.
1395
1396 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
1397
1398         * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
1399         end of structure.
1400         * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
1401         offset values.  Do not copy return address.  Decrement stack
1402         by 56 bytes only.
1403         (GTM_longjump) [__x86_64__]: Update offset values.
1404
1405 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
1406
1407         PR libitm/51830
1408         * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
1409         the first function argument to %eax.
1410
1411 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1412
1413         * libitm.h (_ITM_getThreadnum): Remove.
1414         * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
1415
1416 2012-01-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1417
1418         * clearcap.map: New file.
1419         * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
1420         * configure.ac: Call it.
1421         Clear HWCAP_LDFLAGS if defaulting to -mavx.
1422         * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
1423         * configure: Regenerate.
1424         * Makefile.in: Regenerate.
1425         * testsuite/Makefile.in: Regenerate.
1426
1427 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1428
1429         PR libitm/51173
1430         * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
1431         include, exclude options.
1432
1433 2012-01-14  Torvald Riegel  <triegel@redhat.com>
1434
1435         * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
1436         rolling back.
1437         * containers.h (GTM::vector::set_size): New.
1438
1439 2012-01-14  Torvald Riegel  <triegel@redhat.com>
1440
1441         PR libitm/51855
1442         * config/generic/tls.h (GTM::mask_stack_top): New.
1443         (GTM::mask_stack_bottom): Declare.
1444         * config/generic/tls.c (GTM::mask_stack_bottom): New.
1445         * local.cc (gtm_undolog::rollback): Filter out any updates that
1446         overlap the libitm stack.  Add current transaction as parameter.
1447         * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
1448         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
1449         * testsuite/libitm.c/stackundo.c: New test.
1450
1451 2012-01-10  Richard Henderson  <rth@redhat.com>
1452
1453         * libitm_i.h (_Unwind_DeleteException): Declare weak.
1454         * eh_cpp.cc (_Unwind_DeleteException): Define for
1455         !HAVE_ELF_STYLE_WEAKREF.
1456
1457 2012-01-08  Torvald Riegel  <triegel@redhat.com>
1458
1459         * local.cc (GTM_LB): Use GTM::gtm_undolog.
1460         (GTM::gtm_thread::drop_references_undolog): Remove.
1461         (GTM::gtm_thread::commit_undolog,
1462         GTM::gtm_thread::rollback_undolog): Move to ...
1463         * libitm_i.h (GTM::gtm_undolog): ...here. New.
1464         (GTM::gtm_undolog_entry): Remove.
1465         (GTM::gtm_thread): Adapt.
1466         * beginend.cc (GTM::gtm_thread::rollback): Adapt.
1467         (GTM::gtm_thread::trycommit): Adapt.
1468         * method-serial.cc (serial_dispatch::log): Adapt.
1469         * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
1470         (gl_wt_dispatch::store): Fix likely/unlikely.
1471         * containers.h (GTM::vector::resize): Add additional_capacity
1472         parameter and handle it.
1473         (GTM::vector::resize_noinline): New/adapt.
1474         (GTM::vector::push): New.
1475
1476 2012-01-06  Richard Henderson  <rth@redhat.com>
1477
1478         * configure.tgt: Support powerpc-linux and powerpc-darwin.
1479         * config/linux/powerpc/futex_bits.h: New file.
1480         * config/powerpc/cacheline.h: New file.
1481         * config/powerpc/sjlj.S: New file.
1482         * config/powerpc/target.h: New file.
1483         * config/generic/asmcfi.h (cfi_offset): New.
1484         (cfi_restore, cfi_undefined): New.
1485
1486 2012-01-05  Aldy Hernandez  <aldyh@redhat.com>
1487
1488         PR other/51171
1489         * testsuite/libitm.c/reentrant.c: Remove xfail.
1490         (thread): Pass x to pure().
1491         From Patrik Marlier <patrick.marlier@gmail.com>.
1492
1493 2011-12-24  Torvald Riegel  <triegel@redhat.com>
1494
1495         * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
1496         privatization safety if already in serial mode.
1497
1498 2011-12-24  Torvald Riegel  <triegel@redhat.com>
1499
1500         * beginend.cc (GTM::gtm_thread::restart): Add and handle
1501         finish_serial_upgrade parameter.
1502         * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
1503         * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
1504         Don't unset reader flag.
1505         (GTM::gtm_rwlock::write_upgrade_finish): New.
1506         * config/posix/rwlock.cc: Same.
1507         * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
1508         Declare.
1509         * config/posix/rwlock.h: Same.
1510         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
1511         flag after commit or after rollback when restarting.
1512
1513 2011-12-24  Torvald Riegel  <triegel@redhat.com>
1514
1515         * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
1516         (GTM::gtm_thread::try_commit): Changed memory order.
1517         * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
1518         as parameter.
1519         * config/linux/x86/futex_bits.h (sys_futex0): Same.
1520         * config/linux/sh/futex_bits.h (sys_futex0): Same.
1521         * config/linux/futex_bits.h (sys_futex0): Same.
1522         * config/linux/futex.cc (futex_wait, futex_wake): Same.
1523         * config/linux/futex.h (futex_wait, futex_wake): Same.
1524         * config/linux/rwlock.h (gtm_rwlock::writers,
1525         gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
1526         ints.
1527         * config/linux/rwlock.cc (gtm_rwlock::read_lock,
1528         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
1529         gtm_rwlock::write_unlock): Fix memory orders and fences.
1530         * config/posix/rwlock.cc (gtm_rwlock::read_lock,
1531         gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
1532         gtm_rwlock::write_unlock): Same.
1533         * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
1534         * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
1535         gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
1536         Add comments.
1537         (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
1538         gl_wt_dispatch::load, gl_wt_dispatch::store,
1539         gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
1540         orders and fences.  Add comments.
1541
1542 2011-12-21  Jakub Jelinek  <jakub@redhat.com>
1543
1544         * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
1545         * Makefile.in: Regenerated.
1546
1547 2011-12-17  Kaz Kojima  <kkojima@gcc.gnu.org>
1548
1549         * configure.tgt: Add sh* case.
1550         * config/sh/target.h: New file.
1551         * config/sh/sjlj.S: New file.
1552         * config/linux/sh/futex_bits.h: New file.
1553
1554 2011-12-14  Richard Henderson  <rth@redhat.com>
1555
1556         * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
1557         * config/arm/sjlj.S, config/arm/target.h: New files.
1558         * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
1559         (cfi_rel_offset): New.
1560         * config/linux/futex_bits.h: New file.
1561         * config/linux/futex.cc: Include futex_bits.h here...
1562         * config/linux/futex.h: ... not here.
1563         * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
1564         * configure.ac (ARCH_AM): New conditional.
1565         * Makefile.in, configure: Rebuild.
1566         * configure.tgt: Handle ARM.
1567
1568 2011-12-13  Richard Henderson  <rth@redhat.com>
1569
1570         * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
1571         signed/unsigned comparison werror.
1572
1573         * local_atomic: New file.
1574         * libitm_i.h: Include it.
1575         (gtm_thread::shared_state): Use atomic template.
1576         * beginend.cc (GTM::gtm_clock): Use atomic template.
1577         (global_tid): Use atomic template if 64-bit atomics available.
1578         (gtm_thread::gtm_thread): Update shared_state access.
1579         (gtm_thread::trycommit): Likewise.
1580         (choose_code_path): Update global_tid access.
1581         * method-gl.cc (gl_mg::orec): Use atomic template.  Update all users.
1582         * stmlock.h (GTM::gtm_clock): Use atomic template.
1583         (gtm_get_clock, gtm_inc_clock): Update accesses.
1584         * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
1585         redundant __sync_synchronize after atomic shared_state access.
1586         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
1587         (gtm_rwlock::write_lock_generic): Likewise.
1588         (gtm_rwlock::read_unlock): Likewise.
1589         * config/alpha/target.h (atomic_read_barrier): Remove.
1590         (atomic_write_barrier): Remove.
1591         * config/x86/target.h (atomic_read_barrier): Remove.
1592         (atomic_write_barrier): Remove.
1593
1594 2011-11-30  Richard Henderson  <rth@redhat.com>
1595
1596         * libitm_i.h (GTM_longjmp): Swap first and second arguments.
1597         * beginend.c (_ITM_abortTransaction): Update to match.
1598         (GTM::gtm_thread::restart): Likewise.
1599         * config/alpha/sjlj.S (GTM_longjmp): Likewise.
1600         * config/x86/sjlj.S (GTM_longjmp): Likewise.
1601
1602 2011-11-23  Iain Sandoe  <iains@gcc.gnu.org>
1603
1604         * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
1605         * Makefile.in: Regenerate.
1606
1607 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1608
1609         * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
1610         * alloc_cpp.cc: Generate dummy functions if we don't
1611         HAVE_ELF_STYLE_WEAKREF.
1612         * eh_cpp.cc: Likewise.
1613         * configure: Regenerate.
1614         * aclocal.m4:  Likewise.
1615         * config.h.in: Likewise.
1616         * Makefile.in: Likewise.
1617         * testsuite/Makefile.in: Likewise.
1618
1619 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1620
1621         * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
1622         __USER_LABEL_PREFIX__ for targets that use it.
1623         (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
1624         (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
1625         in portability to non-elf targets.
1626         (GTM_longjmp): Likewise.
1627         * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
1628         where required.
1629
1630 2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
1631
1632         * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
1633         * testsuite/libitm.c/memset-1.c: Likewise.
1634
1635 2011-11-21  Andreas Tobler  <andreast@fgznet.ch>
1636
1637         * configure: Regenerate.
1638
1639 2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1640
1641         * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
1642         (LIBITM_ENABLE_SYMVERS): Handle sun style.
1643         * Makefile.am: Handle sun style versioning.
1644         (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
1645         * configure: Regenerate.
1646         * Makefile.in: Regenerate.
1647
1648 2011-11-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1649
1650         * config/generic/asmcfi.h: Fix comment.
1651         * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
1652         sequence without .hidden support, error for non-ELF targets.
1653         (GTM_longjmp) [__ELF__]: Only use .hidden if
1654         HAVE_ATTRIBUTE_VISIBILITY.
1655
1656 2011-11-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1657
1658         * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
1659         _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
1660         Dummy functions.
1661         * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
1662         __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
1663
1664 2011-11-16  Uros Bizjak  <ubizjak@gmail.com>
1665
1666         PR bootstrap/51098
1667         * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
1668         * configure: Regenerate.
1669
1670 2011-11-14  H.J. Lu  <hongjiu.lu@intel.com>
1671
1672         * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
1673
1674 2011-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1675
1676         * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
1677         .hidden.
1678         (.note.GNU-stack): Only use if __linux__.
1679         * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
1680         * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
1681         * testsuite/libitm.c/reentrant.c: Likewise.
1682         * testsuite/libitm.c/simple-2.c: Likewise.
1683         * testsuite/libitm.c/txrelease.c: Likewise.
1684         * testsuite/libitm.c++/static_ctor.C: Likewise.
1685
1686 2011-11-10  Richard Henderson  <rth@redhat.com>
1687
1688         * config/x86/x86_avx.cc: Remove #undef __AVX__ hack.  Tidy comments.
1689         * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
1690         * configure.ac (ARCH_X86_AVX): New conditional.
1691         * Makefile.in, configure: Rebuild.
1692
1693 2011-11-09  Richard Henderson  <rth@redhat.com>
1694
1695         * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
1696         * configure.ac: Use it.
1697         * config.h.in, configure: Rebuild.
1698         * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
1699
1700 2011-11-09  Richard Henderson  <rth@redhat.com>
1701
1702         * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
1703         * config/alpha/unaligned.h: Remove file.
1704         * config/generic/unaligned.h: Remove file.
1705         * config/x86/unaligned.h: Remove file.
1706         * config/generic/cachepage.h: Remove file.
1707         * config/posix/cachepage.cc: Remove file.
1708         * config/generic/cacheline.cc: Remove file.
1709         * config/x86/cacheline.cc: Remove file.
1710         * config/generic/cacheline.h (gtm_cacheline): Remove the
1711         store_mask, copy_mask, copy_mask_wb methods.
1712         * config/x86/cacheline.h: Likewise.
1713         * config/alpha/cacheline.h: Fall back to generic after setting size.
1714         * config/generic/tls.cc (gtm_mask_stack): Remove.
1715         * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
1716         (GTM_vpalignr_table): Remove.
1717         * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
1718         (GTM_pshift_table): Remove.
1719         * config/libitm_i.h: Don't include cachepage.h.
1720         * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
1721         * Makefile.in, testsuite/Makefile.in: Rebuild.
1722
1723 2011-11-09  Richard Henderson  <rth@redhat.com>
1724
1725         * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
1726         to emit branch prediction hint.
1727
1728         * config/x86/sjlj.S: Protect elf directives with __ELF__.
1729         Protect .note.GNU-stack with __linux__.
1730
1731         * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
1732         * configure, aclocal.m4, config.h.in: Rebuild.
1733         * config/generic/asmcfi.h: New file.
1734         * config/x86/sjlj.S: Use it.
1735
1736 2011-11-08  Richard Henderson  <rth@redhat.com>
1737
1738         * local.cc (_ITM_LB): Use a normal call, not a function alias.
1739
1740 2011-11-08  Richard Henderson  <rth@redhat.com>
1741
1742         * configure.tgt: Test correct directory for supported cpus.
1743
1744         * configure.ac: Exit if unsupported.
1745         * configure: Rebuild.
1746         * configure.tgt: Delete boilerplate from libgomp for unsupported
1747         targets.  Set UNSUPPORTED for unsupported targets.
1748
1749 2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1750
1751         * configure.tgt: Handle i386 like i[456]86.
1752         * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
1753         take address.
1754         * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
1755         !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
1756
1757 2011-11-05  Aldy Hernandez  <aldyh@redhat.com>
1758
1759         * method-wbetl.cc: Update copyright notice.
1760         * aatree.cc: Same.
1761         * util.cc: Same.
1762         * libitm.h: Same.
1763         * memset.cc: Same.
1764         * eh_cpp.cc: Same.
1765         * barrier.tpl: Same.
1766         * useraction.cc: Same.
1767         * stmlock.h: Same.
1768         * memcpy.cc: Same.
1769         * common.h: Same.
1770         * config/generic/tls.cc: Same.
1771         * config/generic/cacheline.h: Same.
1772         * config/generic/cachepage.h: Same.
1773         * config/generic/cacheline.cc: Same.
1774         * config/generic/unaligned.h: Same.
1775         * config/x86/cacheline.h: Same.
1776         * config/x86/cacheline.cc: Same.
1777         * config/x86/unaligned.h: Same.
1778         * config/alpha/cacheline.h: Same.
1779         * config/alpha/unaligned.h: Same.
1780         * config/alpha/sjlj.S: Same.
1781         * config/posix/cachepage.cc: Same.
1782         * config/linux/futex.h: Same.
1783         * config/linux/alpha/futex_bits.h: Same.
1784
1785 2011-11-04  Torvald Riegel  <triegel@redhat.com>
1786
1787         * libitm.texi: No cover text and invariant sections.
1788
1789 2011-11-03  Richard Henderson  <rth@redhat.com>
1790
1791         * local_type_traits: New file.
1792         * libitm_i.h: Use it.  Use C headers, not C++ wrappers.
1793
1794 2011-11-03  Richard Henderson  <rth@redhat.com>
1795
1796         * configure.ac: Don't test for gfortran.
1797         * configure: Rebuild.
1798
1799         * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
1800         * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
1801
1802 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1803
1804         * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
1805         * testsuite/libitm.c/memset-1.c: Same.
1806         * testsuite/libitm.c/c.exp: Same.
1807         * testsuite/lib/libitm-dg.exp: Same.
1808         * testsuite/lib/libitm.exp: Same.
1809         * testsuite/libitm.c++/c++.exp: Same.
1810
1811 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1812
1813         * testsuite/config/default.exp: Update copyright date.
1814         * configure.ac: Add copyright info.
1815         * configure.tgt: Same.
1816
1817 2011-11-03  Aldy Hernandez  <aldyh@redhat.com>
1818
1819         * testsuite/libitm.c/reentrant.c: XFAIL.
1820         * testsuite/libitm.c++/static_ctor.C: XFAIL.
1821
1822 2011-10-29  Torvald Riegel  <triegel@redhat.com>
1823
1824         * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
1825         handle aborts.
1826         (_ITM_abortTransaction): Handle aborts of outer transactions.
1827         * libitm_i.h: Same.
1828         * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
1829         * libitm.texi: Document aborts of outer transactions.
1830         * testsuite/libitm.c/cancel.c: New file.
1831
1832 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1833
1834         * testsuite/*: Change __transaction to __transaction_atomic or
1835         __transaction_relaxed.
1836
1837 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1838
1839         * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
1840         (gtm_thr): Same.
1841
1842 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1843
1844         * libitm_i.h: Add gl_wt dispatch.
1845         * retry.cc (parse_default_method): Same.
1846         * method-gl.cc: New file.
1847         * Makefile.am: Use method-gl.cc.
1848         * Makefile.in: Rebuild.
1849
1850 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1851
1852         * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
1853         safety if requested by a TM method.
1854         * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
1855         privatization safety.
1856         * method-serial.cc: Same.
1857
1858 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1859
1860         * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
1861         (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
1862         undolog-related member functions from *_local to *_undolog.
1863         * local.cc (gtm_thread::commit_undolog): Same.
1864         * beginend.cc (GTM::gtm_thread::trycommit): Same.
1865         (GTM::gtm_thread::rollback): Roll back undolog before
1866         dispatch-specific rollback.
1867
1868 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1869
1870         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
1871         re-initialization of the current method group.
1872         * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
1873
1874 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1875
1876         * alloc.cc (commit_allocations_2): Do not free transaction-local
1877         memory when committing a nested transaction.
1878
1879 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1880
1881         * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
1882         serial-irrevocable dispatch, not serial.
1883
1884 2011-10-19  Torvald Riegel  <triegel@redhat.com>
1885
1886         * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
1887         declarations.
1888         * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
1889         * method-serial.cc: Implement begin_or_restart().
1890         * beginend.cc (GTM::gtm_thread::begin_transaction): Call
1891         dispatch-specific begin_or_restart().
1892         (GTM::gtm_thread::restart): Same.
1893
1894 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1895
1896         * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
1897         restarting without switching to serial mode.
1898         (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
1899         transaction state. Choose closed-nesting alternative if available.
1900         (GTM::gtm_thread::set_default_dispatch): New.
1901         (parse_default_method): New.
1902         (GTM::gtm_thread::number_of_threads_changed): New.
1903         * method-serial.cc (GTM::serial_mg): New method group class.
1904         (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
1905         fini.
1906         (GTM::serial_dispatch): Same.
1907         (GTM::serialirr_onwrite_dispatch): Same.
1908         (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
1909         * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
1910         registered threads.
1911         (GTM::gtm_thread::gtm_thread): Same.
1912         (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
1913         (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
1914         (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
1915         choose dispatch but set state according to dispatch here.
1916         * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
1917         (GTM::method_group): New class.
1918         (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
1919         * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
1920         * libitm.texi: Document TM methods, method groups, method life cycle.
1921         Rename method sets to method groups.
1922
1923 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1924
1925         * config/x86/tls.h: Moved to ...
1926         * config/linux/x86/tls.h: ... here.
1927
1928 2011-08-23  Torvald Riegel  <triegel@redhat.com>
1929
1930         * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1931         Add X32 support.
1932         * config/x86/sjlj.S: Same.
1933
1934 2011-08-19  Torvald Riegel  <triegel@redhat.com>
1935
1936         * config/linux/rwlock.h: New file.
1937         * config/linux/rwlock.c: New file.
1938         * configure.ac: Reenable futex support (undo SVN rev 157758).
1939         * Makefile.am: Same.
1940         * configure.tgt: Same.
1941         * config/linux/alpha/futex_bits.h: Same.
1942         * config/linux/futex.h: Same. Return number of woken processes.
1943         * config/linux/futex.cc: Same.
1944         (futex_wait): Remove spinning.
1945         * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1946         Use __x86_64__ instead of __LP64__.
1947         * aclocal.m4: Include generic futex checks.
1948         * configure: Rebuild.
1949         * Makefile.in: Rebuild.
1950         * testsuite/Makefile.in: Rebuild.
1951         * beginend.cc: Include pthread.h.
1952         * config/posix/cachepage.cc: Same.
1953
1954 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1955
1956         * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1957         (abi_disp, set_abi_disp): Move to tx's TLS slot.
1958         (set_gtm_thr): New.
1959         * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1960         (set_gtm_thr): New.
1961         (GTM::gtm_thread::thread_num): Removed.
1962         (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1963         * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1964         tx-to-thread renaming.
1965         * beginend.cc: Adapted to tx-to-thread renaming.
1966         (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1967         (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1968         * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1969         gtm_transaction to gtm_thread.
1970         (_ITM_getThreadnum): Removed. Not supported anymore.
1971         * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1972         * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1973         * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1974         gtm_tx-to-gtm_thr renaming if necessary.
1975         * eh_cpp.cc: Same.
1976         * local.cc: Same.
1977         * retry.cc: Same.
1978         * clone.cc: Same.
1979         * alloc.cc: Same.
1980         * alloc_c.cc: Same.
1981         * alloc_cpp.cc: Same.
1982         * method-serial.cc: Same.
1983         * config/generic/tls.cc: Same.
1984         * config/posix/rwlock.h (gtm_rwlock): Same.
1985         * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1986
1987 2011-08-12  Torvald Riegel  <triegel@redhat.com>
1988
1989         * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1990         implementation.
1991         (gtm_rwlock::read_unlock): Same.
1992         (gtm_rwlock::write_lock_generic): New. Generalized from ...
1993         (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1994         * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1995         * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1996         w_upgrade. Replaced by per-transaction flags (in shared_state).
1997         Added c_confirmed_writers.
1998         (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1999         GTM::gtm_rwlock::write_upgrade): Add tx parameter.
2000         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
2001         * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
2002         * beginend.cc (GTM::gtm_transaction::begin_transaction,
2003         _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
2004         * libitm.texi: Document locking conventions and implementations in
2005         libitm.
2006
2007 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2008
2009         * libitm_i.h (next_tx): Add list of all threads' transaction.
2010         * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
2011         transaction with list of transactions and ...
2012         (thread_exit_handler): ... deregister here.
2013         * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
2014         * config/x86/target.h: Same.
2015
2016 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2017
2018         * testsuite/libitm.c++/static_ctor.C: New file.
2019
2020 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2021
2022         * testsuite/libitm.c/reentrant.c: New file.
2023
2024 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2025
2026         * config/generic/tls.h: Remove the free list for transactions and ...
2027         * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
2028         (GTM::gtm_transaction::operator delete): ... and release here.
2029         (thread_exit_handler): New. Delete tx when thread terminates.
2030         (thread_exit_init): New.
2031         (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
2032         * testsuite/libitm.c/txrelease.c: New file.
2033
2034 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2035
2036         * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
2037         * testsuite/libitm.c/notx.c: New file.
2038
2039 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2040
2041         * config/generic/tls.h (gtm_thread): Move local_tid from here ...
2042         * libitm_i.h (local_tid): ... to here.
2043         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
2044         (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
2045
2046 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2047
2048         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
2049         serialirr_onwrite_dispatch as new default for now.
2050         * method-serial.cc (serialirr_onwrite_dispatch): New.
2051         (GTM::dispatch_serialirr_onwrite): New.
2052         * libitm_i.h: Same.
2053
2054 2011-08-12  Torvald Riegel  <triegel@redhat.com>
2055
2056         * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
2057         * query.cc (_ITM_getTransactionId): There is no active transaction if
2058         the current nesting level is zero.
2059
2060 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2061
2062         * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
2063         rollback.
2064
2065 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2066
2067         * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
2068         transaction properties from the caller instead of from the
2069         transaction object.
2070         * libitm_i.h: Same.
2071         * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
2072
2073 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2074
2075         * local.cc (gtm_transaction::rollback_local): Support closed nesting.
2076         * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
2077         * dispatch.h: Same.
2078         * method-serial.cc: Same.
2079         * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
2080         flat nesting as default, and closed nesting on demand.
2081         (GTM::gtm_transaction::rollback): Same.
2082         (_ITM_abortTransaction): Same.
2083         (GTM::gtm_transaction::restart): Same.
2084         (GTM::gtm_transaction::trycommit): Same.
2085         (GTM::gtm_transaction::trycommit_and_finalize): Removed.
2086         (choose_code_path): New.
2087         (GTM::gtm_transaction_cp::save): New.
2088         (GTM::gtm_transaction_cp::commit): New.
2089         * query.cc (_ITM_inTransaction): Support flat nesting.
2090         * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
2091         (GTM::gtm_transaction): Support flat and closed nesting.
2092         * alloc.cc (commit_allocations_2): New.
2093         (commit_cb_data): New helper struct.
2094         (GTM::gtm_transaction::commit_allocations): Handle nested
2095         commits/rollbacks.
2096         * libitm.texi: Update user action section, add description of nesting.
2097
2098 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2099
2100         * libitm_i.h: Add closed nesting as restart reason.
2101         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
2102
2103 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2104
2105         * useraction.cc: Use vector instead of list to store actions.
2106         Also support partial rollbacks for closed nesting.
2107         * libitm_i.h (GTM::gtm_transaction::user_action): Same.
2108         * beginend.cc: Same.
2109
2110 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2111
2112         * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
2113         closed_nesting flags, as well as a closed nesting alternative.
2114         * method-serial.cc: Same.
2115         (serial_dispatch): Renamed to serialirr_dispatch.
2116         (GTM::dispatch_serialirr): Same.
2117         (serial_dispatch_ul): Renamed to serial_dispatch.
2118         (GTM::dispatch_serial): Same.
2119
2120 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2121
2122         * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
2123
2124 2011-07-28  Torvald Riegel  <triegel@redhat.com>
2125
2126         * aatree.h (aa_tree::remove): New.
2127         (aa_tree::operator new): Add placement new.
2128
2129 2011-07-02  Torvald Riegel  <triegel@redhat.com>
2130
2131         * containers.h: New file.
2132         * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
2133         * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
2134         * common.h: ... to here.
2135         (local_undo): Use GTM::vector for gtm_transaction::local_undo.
2136         * local.cc: Same.
2137
2138 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2139
2140         * libitm_i.h (STATE_ABORTING): Remove.
2141         * beginend.cc (_ITM_abortTransaction): Same.
2142         (GTM::gtm_transaction::trycommit_and_finalize): Same.
2143         * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
2144         (_ITM_rollbackTransaction): Remove.
2145         * beginend.cc: Same.
2146         * libitm.map: Same.
2147         * libitm.texi: Document these ABI changes.
2148
2149 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2150
2151         * libitm.texi: New file.
2152         * Makefile.am: Add libitm.texi.
2153         * Makefile.in: Rebuild.
2154
2155 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2156
2157         * libitm_i.h: Move parts to common.h and dispatch.h.
2158         * common.h: New file.
2159         * dispatch.h: New file, new dispatch class.
2160         Rename GTM::abi_dispatch::lock_type to ls_modifier.
2161         RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
2162         * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
2163         decision to retry.cc.
2164         * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
2165         only.
2166         (GTM::gtm_transaction::decide_begin_dispatch): Same.
2167         * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
2168         logging.
2169         * barrier.cc: Use new barriers definitions.
2170         (abi_dispatch::memmove_overlap_check): New.
2171         * config/x86/x86_sse.cc: Same.
2172         * config/x86/x86_avx.cc: Same.
2173         * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
2174         memcpy.cc.
2175         * Makefile.in: Rebuild.
2176         * method-readonly.cc: Remove.
2177         * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
2178         Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
2179
2180 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2181
2182         * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
2183         * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
2184         * testsuite/libitm.c/dropref-2.c: Same.
2185         * testsuite/libitm.c/dropref.c: Same.
2186
2187 2011-06-30  Torvald Riegel  <triegel@redhat.com>
2188
2189         * config/generic/tls.h (gtm_disp): Rename to abi_disp.
2190         * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
2191         * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
2192         * alloc_c.cc: Same.
2193         * barrier.tpl: Same.
2194         * beginend.c: Same.
2195         * config/generic/tls.h: Same.
2196         * config/x86/tls.h: Same.
2197         * libitm_i.h: Same.
2198         * memcpy.cc: Same.
2199         * memset.cc: Same.
2200         * method-readonly.cc: Same.
2201         * method-serial.cc: Same.
2202         * method-wbetl.cc: Same.
2203         * retry.cc: Same.
2204
2205 2011-03-03  Richard Henderson  <rth@redhat.com>
2206
2207         * config/posix/rwlock.cc (write_upgrade): Add missing case.
2208         From Patrik Marlier <patrick.marlier@unine.ch>.
2209
2210 2011-02-03  Richard Henderson  <rth@redhat.com>
2211
2212         * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
2213         * configure.ac: Use it.
2214         * configure, config.h.in: Rebuild.
2215         * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
2216         (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
2217         _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
2218         * libitm.map: Use wildcards to match size_t mangling.
2219
2220 2010-12-14  Richard Henderson  <rth@redhat.com>
2221
2222         * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
2223         blocks of TIDs per thread.
2224         * config/generic/tls.h (struct gtm_thread): Add local_tid member.
2225         (setup_gtm_thr): Return the thread structure.
2226         * config/x86/tls.h (setup_gtm_thr): Likewise.
2227
2228 2010-12-14  Richard Henderson  <rth@redhat.com>
2229
2230         * clone.cc (table_lock): Remove.
2231         (find_clone): Don't take it.
2232         (ExcludeTransaction): New helper class.
2233         (_ITM_registerTMCloneTable): Use it.
2234         (_ITM_deregisterTMCloneTable): Likewise.
2235
2236 2010-12-14  Richard Henderson  <rth@redhat.com>
2237
2238         * config/x86/tls.h: New file.
2239
2240 2010-07-15  Richard Henderson  <rth@redhat.com>
2241
2242         * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
2243         * Makefile.in: Rebuild.
2244
2245 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
2246
2247         * method-wbetl.cc (trydropreference): Fix source line.
2248
2249 2010-07-13  Aldy Hernandez  <aldyh@redhat.com>
2250
2251         * libitm.h: Add comment.
2252         * libitm_i.h (begin_transaction): Add ITM_REGPARM.
2253
2254 2010-07-07  Aldy Hernandez  <aldyh@redhat.com>
2255
2256         * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
2257         * beginend.cc (begin_transaction): If 64-bit sync builtins are not
2258         available, use pthread mutexes.
2259         * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
2260         * config.h.in: Regenerate.
2261         * configure: Regenerate.
2262
2263 2010-07-06  Aldy Hernandez  <aldyh@redhat.com>
2264
2265         * libitm.h (ITM_PURE): Define.
2266         Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
2267
2268 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
2269
2270         * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
2271         (validate): Add comment.
2272         (trydropreference): New.
2273         * method-readonly.cc (class readonly_dispatch): Add
2274         trydropreference.
2275         * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
2276         Call trydropreference().
2277         * libitm.h (_ITM_dropReferences): Remove const attribute.
2278         * method-serial.cc (class serial_dispatch): Add trydropreference.
2279         * libitm_i.h (struct gtm_dispatch): Add trydropreference.
2280
2281 2010-06-28  Aldy Hernandez  <aldyh@redhat.com>
2282
2283         * memcpy.cc (do_memcpy): Comment.
2284
2285 2010-06-25  Aldy Hernandez  <aldyh@redhat.com>
2286
2287         * barrier.tpl: Add comments throughout.
2288
2289 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
2290
2291         * method-wbetl.cc (struct w_entry): Add comments.
2292         (trycommit): Same.
2293         (rollback): Same.
2294
2295 2010-06-24  Aldy Hernandez  <aldyh@redhat.com>
2296
2297         * alloc_c.cc (_ITM_dropReferences): New.
2298         * libitm.map (_ITM_dropReferences): Add.
2299         * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
2300         * libitm_i.h (struct gtm_transaction): Declare
2301         drop_references_allocations and drop_references_local.
2302         * local.cc (rollback_local): Ignore memory when applicable.
2303         (drop_references_local): New.
2304
2305 2010-06-23  Richard Henderson  <rth@redhat.com>
2306
2307         * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
2308         memset.cc, method-serial.cc: Revert the 2010-06-16 change.
2309         * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
2310         * config/alpha/target.h: Likewise.
2311         * config/generic/tls.cc (gtm_mask_stack): Use it.
2312
2313 2010-06-23  Richard Henderson  <rth@redhat.com>
2314
2315         * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
2316         a mutex instead of trying a lock-free compare-and-swap on the list.
2317         (gtm_cacheline_page::operator delete): Likewise.
2318
2319 2010-06-16  Richard Henderson  <rth@redhat.com>
2320
2321         * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
2322         that overlap the libitm stack.
2323         * barrier.tpl: Mark incoming stack.
2324         * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
2325         _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
2326         * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
2327         * memcpy.cc, memset.cc: Likewise.
2328         * method-serial.cc (_ITM_changeTransactionMode): Likewise.
2329         * config/generic/tls.h (gtm_thread): Add stack_top member.
2330         (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
2331         * libitm_i.h (gtm_mask_stack): Declare.
2332         * config/generic/tls.cc: New file.
2333         * Makefile.am (libitm_la_SOURCES): Add it.
2334         (AM_CXXFLAGS): Turn off exceptions.
2335         * Makefile.in: Rebuild.
2336
2337 2010-06-16  Richard Henderson  <rth@redhat.com>
2338
2339         * alloc.cc (struct gtm_alloc_action): Move definition ...
2340         * libitm_i.h: ... here.
2341         (class gtm_transaction): Declare new and delete.
2342         * beginend.cc (alloc_tx): Reformulate as operator new.
2343         (free_tx): Reformulate as operator delete.
2344         * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
2345
2346 2010-06-11  Richard Henderson  <rth@redhat.com>
2347
2348         * clone.cc (clone_entry_compare): Fix typo.
2349         From Patrik Marlier <patrick.marlier@unine.ch>.
2350
2351 2010-05-13  Richard Henderson  <rth@redhat.com>
2352
2353         * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
2354         in extern "C".
2355
2356 2010-05-07  Aldy Hernandez  <aldyh@redhat.com>
2357
2358         * libitm_i.h (struct gtm_transaction): Remove
2359         get_allocation_size.
2360         (record_allocation): Remove size parameter.
2361         * libitm.map (_ITM_realloc): Remove.
2362         * alloc_c.cc (_ITM_realloc): Remove.
2363         (_ITM_malloc): Remove size argument to record_allocation.
2364         (_ITM_calloc): Same.
2365         * alloc_cpp.cc (_ZGTtnwm): Same.
2366         (_ZGTtnwmRKSt9nothrow_t): Same.
2367         (_ZGTtnam): Same.
2368         (_ZGTtnamRKSt9nothrow_t): Same.
2369         * alloc.cc (struct gtm_alloc_action): Remove size.
2370         (get_allocation_size): Remove.
2371         (commit_allocations): Add comment.
2372         (record_allocation): Remove size parameter.
2373         (forget_allocation): Remove set of size.
2374
2375 2010-04-19  Aldy Hernandez  <aldyh@redhat.com>
2376
2377         * Makefile.am (abi_version): New.
2378         (AM_CXXFLAGS): Pass abi_version.
2379         * Makefile.in: Regenerate.
2380         * config/x86/unaligned.h: Remove always_inline kludge for vectors.
2381
2382 2010-04-06  Aldy Hernandez  <aldyh@redhat.com>
2383
2384         * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
2385         _ITM_getTMCloneOrIrrevokable.
2386         * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
2387         * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
2388
2389 2010-03-26  Aldy Hernandez  <aldyh@redhat.com>
2390
2391         * configure.ac: Remove Linux futex support.
2392         * configure.tgt (config_path): Same.
2393         * Makefile.am: Same.
2394         * config/linux: Remove entire directory.
2395         * configure: Rebuild.
2396         * Makefile.in: Rebuild.
2397         * testsuite/Makefile.in: Rebuild.
2398
2399 2010-03-09  Aldy Hernandez  <aldyh@redhat.com>
2400
2401         * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
2402         switching to serial mode.
2403         * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
2404
2405 2010-03-03  Aldy Hernandez  <aldyh@redhat.com>
2406
2407         * configure.tgt: Add emacs -*- tags.
2408         * barrier.tpl: Same.
2409
2410 2010-02-23  Aldy Hernandez  <aldyh@redhat.com>
2411
2412         * Makefile.am: Rename serial.cc to method-serial.cc.
2413         * Makefile.in: Regenerate with automake 1.11.1.
2414         * testsuite/Makefile.in: Same.
2415         * aclocal.m4: Regenerate with aclocal 1.11.1.
2416         * method-serial.cc: Rename from serial.cc.
2417         * libitm_i.h (struct gtm_transaction): Update comment on
2418         serialirr_mode.
2419
2420 2010-02-22  Aldy Hernandez  <aldyh@redhat.com>
2421
2422         * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
2423         * config/linux/rwlock.h (class gtm_rwlock): Add comments.
2424
2425 2010-02-11  Aldy Hernandez  <aldyh@redhat.com>
2426
2427         * configure: Rebuild.
2428
2429 2009-11-12  Richard Henderson  <rth@redhat.com>
2430
2431         * Rewrite everything in C++.
2432
2433 2009-11-03  Richard Henderson  <rth@redhat.com>
2434
2435         * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
2436         * Makefile.am (libitm_la_SOURCES): Add them.
2437         * configure.ac (ARCH_X86): New conditional.
2438         * Makefile.in, configure: Rebuild.
2439         * configure.tgt: Set up ARCH; do cflags setup at the same time.
2440         Move futex setup into "other system configury" case.
2441         * local.c (rollback_local): Merge into ...
2442         (GTM_rollback_local): ... here.
2443         (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
2444         (_ITM_LB): Define as an alias to GTM_LB.
2445
2446 2009-11-03  Richard Henderson  <rth@redhat.com>
2447
2448         * method-readonly.c: New file.
2449         * Makefile.am (libitm_la_SOURCES): Add it.
2450         * Makefile.in: Rebuild.
2451         * beginend.c (gtm_stmlock_array, gtm_clock): New.
2452         (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
2453         * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
2454         (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
2455         gtm_stmlock_set_owned, gtm_stmlock_get_addr,
2456         gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
2457         gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
2458         gtm_get_clock, gtm_inc_clock): New.
2459         * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
2460         LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
2461         LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
2462         locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
2463         replace uses with new libitm_i.h symbols.
2464         (dispatch_wbetl): Rename from wbetl_dispatch.
2465         * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
2466         away from dispatch_readonly; abort if the beginTransaction call
2467         asserted that the transaction was readonly.
2468
2469 2009-11-03  Richard Henderson  <rth@redhat.com>
2470
2471         * memset.c: New file.
2472         * Makefile.am (libitm_la_SOURCES): Add it.
2473         * Makefile.in: Rebuild.
2474         * testsuite/libitm.c/memset-1.c: New.
2475
2476 2009-11-03  Richard Henderson  <rth@redhat.com>
2477
2478         * dispatch.c: Remove file.
2479         * useraction.c (struct gtm_user_action): Move from libitm.h.
2480         * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
2481         (serial_memset, serial_memmove, serial_memcpy): Remove.
2482         (serial_W*, serial_R*): Remove.
2483         (serial_dispatch): Update to match.
2484         * configure.ac: Move Werror down below configure checks.  Don't
2485         check for sys/loadavg.h, do check for malloc.h.  Don't check for
2486         getloadavg and clock_gettime; do check for memalign, posix_memalign.
2487         Use GCC_AC_FUNC_MMAP_BLACKLIST
2488         * libitm.h: Split out all internal items to...
2489         * libitm_i.h: ... here.  New file.
2490         * copymask.c: New file.
2491         * local.c (struct gtm_local_undo): Move from libitm.h.
2492         (GTM_alloc_local): Rename from alloc_local; export.
2493         * memcpy.c: New file.
2494         * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
2495         * config/posix/page.c: New file.
2496         * config/posix/target_tls.h: Remove file.
2497         * barrier.c: New file.
2498         * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
2499         copymask.c, page.c.
2500         * alloc.c (struct gtm_alloc_action): Move from libitm.h.
2501         * method-wbetl.c: Rewrite for new cacheline methods.
2502         * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
2503
2504         * config/alpha/sjlj.S: Fix typo.
2505         * config/alpha/target_i.h: Copy functions from alpha/target.h.
2506         * config/alpha/copymask.c: New file.
2507         * config/alpha/target.h (CACHELINE_SIZE): New.
2508         (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
2509
2510         * config/x86/target_i.h: Copy functions from x86/target.h.
2511         * config/x86/copymask.c: New file.
2512         * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
2513         (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
2514         (PAGE_SIZE, FIXED_PAGE_SIZE): New.
2515         * config/x86/target_tls.h: Move contents to target_i.h.
2516
2517         * testsuite/libitm.c/clone-1.c: Include libitm.h.
2518         * testsuite/libitm.c/memcpy-1.c: New.
2519
2520 2009-10-22  Richard Henderson  <rth@redhat.com>
2521
2522         * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
2523         (AM_CCASFLAGS): New.
2524         * configure.ac: Add AM_PROG_AS.  Use m4_rename_force for
2525         saving/restoring _AC_ARG_VAR_PRECIOUS.
2526         * Makefile.in, aclocal.m4, config.h.in, configure,
2527         testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
2528
2529 2009-10-22  Richard Henderson  <rth@redhat.com>
2530
2531         * testsuite/*: Update for new compiler syntax.
2532
2533 2009-10-21  Richard Henderson  <rth@redhat.com>
2534
2535         * libitm.h (_ITM_abortReason): Add outerAbort.
2536
2537 2009-08-03  Richard Henderson  <rth@redhat.com>
2538
2539         * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
2540         _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
2541         * method-wbetl.c (struct w_entry): Remove mask.
2542         (wbetl_write, wbetl_load): Return pointer to word containing the data;
2543         adjust all callers.
2544
2545 2009-07-22  Richard Henderson  <rth@redhat.com>
2546
2547         * eh_cpp.c: New file.
2548         * Makefile.am (libitm_la_SOURCES): Add it.
2549         * Makefile.in: Rebuild.
2550         * beginend.c (GTM_rollback_transaction): Undo exception state.
2551         (GTM_trycommit_transaction): Mark inline.
2552         (GTM_trycommit_and_finalize_transaction): Split out from ...
2553         (_ITM_commitTransaction): ... here.
2554         (_ITM_commitTransactionEH): New function.
2555         * libitm.h (struct gtm_transaction): Add cxa_catch_count,
2556         cxa_unthrown, eh_in_flight; reorder.
2557
2558         * testsuite/libitm.c++/c++.exp: New.
2559         * testsuite/libitm.c++/eh-1.C: New.
2560
2561         * aatree.c (aa_free): Remove REGPARM.
2562         * aatree.h: Remove all REGPARM.
2563
2564 2009-07-18  Richard Henderson  <rth@redhat.com>
2565
2566         * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
2567         * Makefile.am (libitm_la_SOURCES): Add them.
2568         * Makefile.in: Rebuild.
2569         * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
2570         (GTM_trycommit_transaction): Likewise.
2571         * libitm.h: Include aatree.h
2572         (struct gtm_alloc_action): New.
2573         (struct gtm_transaction): Add alloc_actions.
2574         (GTM_record_allocation, GTM_forget_allocation): Declare.
2575         (GTM_get_allocation_size, GTM_commit_allocations): Declare.
2576         * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
2577         _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
2578         _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
2579         _ZGTtdaPvRKSt9nothrow_t): Export.
2580
2581 2009-07-18  Richard Henderson  <rth@redhat.com>
2582
2583         * target_tls.h: Move ...
2584         * config/posix/target_tls.h: ... here.
2585
2586 2009-07-07  Richard Henderson  <rth@redhat.com>
2587
2588         * config/x86/target.h (atomic_write_barrier): Use sfence if available.
2589
2590 2009-07-07  Richard Henderson  <rth@redhat.com>
2591
2592         * Update to GPL3.
2593
2594 2009-07-07  Richard Henderson  <rth@redhat.com>
2595
2596         * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
2597         * beginend.c (global_tid): Widen to _ITM_transactionId_t.
2598
2599         * configure.tgt: Don't use -ftls-model for x86 linux.
2600         * libitm.h: Include target.h after standard includes.
2601         (_gtm_thr): Rename from gtm_thr.
2602         (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
2603         (gtm_disp, set_gtm_disp): New.
2604         * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
2605         retry.c, serial.c, useraction.c: Use accessor functions throughout.
2606         * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
2607
2608 2009-07-07  Richard Henderson  <rth@redhat.com>
2609
2610         * config/linux/rwlock.c (EZ): New define.  Use it throughout.
2611
2612 2009-07-06  Richard Henderson  <rth@redhat.com>
2613
2614         * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
2615         (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
2616         (_ITM_beginTransaction): Take variadic arguments.
2617         (_ITM_registerThrownObject): Declare.
2618         * beginend.c, serial.c: Update.
2619         * libitm.map: Add _ITM_registerThrownObject.
2620
2621 2009-01-28  Richard Henderson  <rth@redhat.com>
2622
2623         * Makefile.am (libitm_la_SOURCES): Add clone.c.
2624         * Makefile.in: Rebuild.
2625         * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
2626         (GTM_restart_transaction): Fix uninstrumented code check.
2627         * retry.c (GTM_decide_retry_strategy): Add serial check.
2628         * serial.c (GTM_serialmode): Add irrevokable variable.  Don't
2629         automatically go irrevokable when in serial mode.
2630         * clone.c: New file.
2631         * libitm.h, libitm.map: Update.
2632
2633 2009-01-27  Richard Henderson  <rth@redhat.com>
2634
2635         * Makefile.am (LTCCASCOMPILE): Define.
2636         (libitm_la_SOURCES): Add methid-wbetl.c.
2637         * testsuite/Makefile.am: New
2638         * configure.ac: Add testsuite/Makefile.
2639         * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
2640         * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
2641         (_ITM_abortTransaction): Finalize implementation method; pass
2642         transaction properties to longjmp.
2643         (GTM_restart_transaction): Split out from ...
2644         (_ITM_commitTransaction): ... here.
2645         * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
2646         Move to config/x86/target.h.
2647         * config/linux/alpha/futex_bits.h: New.
2648         * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
2649         * config/x86/target.h: Disable target types for 32-bit.
2650         * config/alpha/sjlj.S, config/alpha/target.h: New.
2651         * libitm.h (struct gtm_dispatch): Add init, fini.
2652         (enum restart_reason): New.
2653         (struct gtm_transaction): Add method and restarts.
2654         * retry.c (GTM_decide_retry_strategy): Implement.
2655         * serial.c (serial_init, serial_fini): New.
2656         (GTM_serialmode): Finialize outgoing method.
2657         * method-wbetl.c: New.
2658
2659 2008-12-09  Richard Henderson  <rth@redhat.com>
2660
2661         * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
2662         * configure.tgt (i386-*, x86_64-*): Don't force SSE.
2663         * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
2664         * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
2665         (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
2666         (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
2667         * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
2668         * serial.c (serial_R##T, serial_W##T): Likewise.
2669
2670 2008-11-21  Richard Henderson  <rth@redhat.com>
2671
2672         * Initial commit.
2673 \f
2674 Copyright (C) 2008-2025 Free Software Foundation, Inc.
2675
2676 Copying and distribution of this file, with or without modification,
2677 are permitted in any medium without royalty provided the copyright
2678 notice and this notice are preserved.