libatomic/ChangeLog

   1 2023-03-24  Wilco Dijkstra  <wilco.dijkstra@arm.com>
   2
   3         PR libgcc/108891
   4         * config/linux/aarch64/atomic_16.S: Fix libat_load_16_i1.
   5         Add comments describing the memory order.
   6
   7 2023-03-03  Stefan Schulze Frielinghaus  <stefansf@linux.ibm.com>
   8
   9         * config/s390/cas_n.c: New file.
  10         * config/s390/load_n.c: New file.
  11         * config/s390/store_n.c: New file.
  12
  13 2023-01-16  Jonathan Wakely  <jwakely@redhat.com>
  14
  15         * configure.tgt (config_path) [target_thread_file=single]:
  16         Use 'mingw' config.
  17
  18 2023-01-07  LIU Hao  <lh_mouse@126.com>
  19
  20         PR middle-end/108300
  21         * config/mingw/lock.c: Define `WIN32_LEAN_AND_MEAN` before
  22         <windows.h>.
  23
  24 2022-11-16  Martin Liska  <mliska@suse.cz>
  25
  26         * Makefile.in: Re-generate.
  27
  28 2022-11-15  Wilco Dijkstra  <wilco.dijkstra@arm.com>
  29
  30         * Makefile.in: Regenerated with automake 1.15.1.
  31         * Makefile.am: Add atomic_16.S for AArch64.
  32         * configure.tgt: Disable outline atomics in AArch64 build.
  33         * config/linux/aarch64/atomic_16.S: New file - implementation of
  34         ifuncs for 16-byte atomics.
  35         * config/linux/aarch64/host-config.h: Enable ifuncs, use LSE
  36         (HWCAP_ATOMICS) for 1-8-byte atomics and LSE2 (HWCAP_USCAT) for
  37         16-byte atomics.
  38
  39 2022-11-15  Jakub Jelinek  <jakub@redhat.com>
  40
  41         PR target/104688
  42         * config/x86/init.c (__libat_feat1_init): Don't clear
  43         bit_AVX on AMD CPUs.
  44
  45 2022-10-19  LIU Hao  <lh_mouse@126.com>
  46
  47         * configure.tgt: Add new case for `mcf` thread model
  48
  49 2022-10-12  Martin Liska  <mliska@suse.cz>
  50
  51         * configure: Regenerate.
  52
  53 2022-10-11  Olivier Hainque  <hainque@adacore.com>
  54             Olivier Hainque  <hainque@adacore.com>
  55
  56         * configure: Regenerate.
  57
  58 2022-08-30  Martin Liska  <mliska@suse.cz>
  59
  60         * testsuite/Makefile.in: Regenerate.
  61
  62 2022-08-08  Tamar Christina  <tamar.christina@arm.com>
  63
  64         PR target/102218
  65         * config/arm/host-config.h (pre_seq_barrier, post_seq_barrier,
  66         pre_post_seq_barrier): Require barrier on __ATOMIC_SEQ_CST.
  67
  68 2022-08-08  Tamar Christina  <tamar.christina@arm.com>
  69
  70         PR target/102218
  71         * config/aarch64/aarch64-config.h: New file.
  72         * config/aarch64/host-config.h: New file.
  73
  74 2022-06-02  David Malcolm  <dmalcolm@redhat.com>
  75
  76         * testsuite/lib/libatomic.exp: Add load_gcc_lib of scansarif.exp.
  77
  78 2022-03-24  Tom de Vries  <tdevries@suse.de>
  79
  80         PR target/105011
  81         * tas_n.c (libat_test_and_set): Fix return value.
  82
  83 2022-03-17  Jakub Jelinek  <jakub@redhat.com>
  84
  85         PR target/104688
  86         * Makefile.am (IFUNC_OPTIONS): Change on x86_64 to -mcx16 -mcx16.
  87         (libatomic_la_LIBADD): Add $(addsuffix _16_2_.lo,$(SIZEOBJS)) for
  88         x86_64.
  89         * Makefile.in: Regenerated.
  90         * config/x86/host-config.h (IFUNC_COND_1): For x86_64 define to
  91         both AVX and CMPXCHG16B bits.
  92         (IFUNC_COND_2): Define.
  93         (IFUNC_NCOND): For x86_64 define to 2 * (N == 16).
  94         (MAYBE_HAVE_ATOMIC_CAS_16, MAYBE_HAVE_ATOMIC_EXCHANGE_16,
  95         MAYBE_HAVE_ATOMIC_LDST_16): Define to IFUNC_COND_2 rather than
  96         IFUNC_COND_1.
  97         (HAVE_ATOMIC_CAS_16): Redefine to 1 whenever IFUNC_ALT != 0.
  98         (HAVE_ATOMIC_LDST_16): Redefine to 1 whenever IFUNC_ALT == 1.
  99         (atomic_compare_exchange_n): Define whenever IFUNC_ALT != 0
 100         on x86_64 for N == 16.
 101         (__atomic_load_n, __atomic_store_n): Redefine whenever IFUNC_ALT == 1
 102         on x86_64 for N == 16.
 103         (atomic_load_n, atomic_store_n): New functions.
 104         * config/x86/init.c (__libat_feat1_init): On x86_64 clear bit_AVX
 105         if CPU vendor is not Intel.
 106
 107 2022-02-03  David Seifert  <soap@gentoo.org>
 108             Jakub Jelinek  <jakub@redhat.com>
 109
 110         * configure.ac: Support --disable-werror.
 111         * configure: Regenerate.
 112
 113 2022-01-31  Martin Liska  <mliska@suse.cz>
 114
 115         * acinclude.m4: Detect *_ld_is_mold and use it.
 116         * configure: Regenerate.
 117
 118 2022-01-24  Martin Liska  <mliska@suse.cz>
 119
 120         * acinclude.m4: Remove duplicate
 121         LIBAT_CHECK_LINKER_FEATURES.
 122         * configure: Regenerate.
 123
 124 2021-07-21  Martin Sebor  <msebor@redhat.com>
 125
 126         PR bootstrap/101379
 127         * config/linux/arm/host-config.h (__kernel_helper_version): New
 128         function.  Adjust shadow macro.
 129
 130 2021-01-15  Jakub Jelinek  <jakub@redhat.com>
 131
 132         PR target/70454
 133         * configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
 134         be added through preprocessor check on
 135         __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.  Determine if try_ifunc is needed
 136         based on preprocessor check on __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
 137         or __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8.
 138
 139 2021-01-05  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 140
 141         * configure: Re-generate.
 142
 143 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 144
 145         PR target/97865
 146         * configure: Regenerate.
 147
 148 2020-11-29  John David Anglin  <danglin@gcc.gnu.org>
 149
 150         * configure: Regenerate.
 151
 152 2020-10-11  Clement Chigot  <clement.chigot@atos.net>
 153
 154         * config/t-aix: Delete and recreate libatomic before creating
 155         FAT library.
 156
 157 2020-09-27  Clement Chigot  <clement.chigot@atos.net>
 158
 159         * config/t-aix: Use $(AR) without -X32_64.
 160
 161 2020-09-11  Tom de Vries  <tdevries@suse.de>
 162
 163         PR target/96898
 164         * configure.tgt: Add nvptx.
 165         * libatomic_i.h (MASK_8, INVERT_MASK_8): New macro definition.
 166         * config/nvptx/host-config.h: New file.
 167         * config/nvptx/lock.c: New file.
 168
 169 2020-09-07  Tom de Vries  <tdevries@suse.de>
 170
 171         * testsuite/libatomic.c/atomic-generic.c: Include string.h.
 172
 173 2020-07-14  David Edelsohn  <dje.gcc@gmail.com>
 174
 175         * config/t-aix: Set BITS from compiler cpp macro.
 176
 177 2020-06-22  David Edelsohn  <dje.gcc@gmail.com>
 178
 179         * Makefile.am: Use -include.
 180         * Makefile.in: Regenerate.
 181
 182 2020-06-21  David Edelsohn  <dje.gcc@gmail.com>
 183
 184         * Makefile.am (tmake_file): Build and install AIX-style FAT libraries.
 185         * Makefile.in: Regenerate.
 186         * configure.ac (tmake_file): Substitute.
 187         * configure: Regenerate.
 188         * configure.tgt (powerpc-ibm-aix*): Define tmake_file.
 189         * config/t-aix: New file.
 190
 191 2020-06-01  Uroš Bizjak  <ubizjak@gmail.com>
 192
 193         * config/x86/fenv.c (struct fenv): Add __attribute__ ((gcc_struct)).
 194
 195 2020-05-29  H.J. Lu  <hjl.tools@gmail.com>
 196
 197         PR bootstrap/95413
 198         * configure: Regenerated.
 199
 200 2020-05-15  H.J. Lu  <hongjiu.lu@intel.com>
 201
 202         PR bootstrap/95147
 203         * configure: Regenerated.
 204
 205 2020-05-14  H.J. Lu  <hongjiu.lu@intel.com>
 206
 207         * configure: Regenerated.
 208
 209 2020-05-06  Uroš Bizjak  <ubizjak@gmail.com>
 210
 211         * config/x86/fenv.c (__math_force_eval): Remove.
 212         (__math_force_eval_div): New define.
 213         (__atomic_deraiseexcept): Use __math_force_eval_div to use
 214         generic division to generate INVALID, DIVZERO and INEXACT
 215         exceptions.
 216
 217 2020-05-01  Uroš Bizjak  <ubizjak@gmail.com>
 218
 219         * config/x86/fenv.c (__math_force_eval): New define.
 220         (__atomic_feraiseexcept): Use __math_force_eval to evaluate
 221         generic division to generate INVALID and DIVZERO exceptions.
 222
 223 2020-04-19  Uroš Bizjak  <ubizjak@gmail.com>
 224
 225         * config/x86/fenv.c (__atomic_feraiseexcept) [__SSE_MATH__]:
 226         Remove unneeded assignments to volatile memory.
 227
 228 2020-04-06  Maciej W. Rozycki  <macro@wdc.com>
 229
 230         * configure.ac: Add testsuite/libatomic-site-extra.exp to output
 231         files.
 232         * configure: Regenerate.
 233         * libatomic/testsuite/libatomic-site-extra.exp.in: New file.
 234         * testsuite/Makefile.am (EXTRA_DEJAGNU_SITE_CONFIG): New
 235         variable.
 236         * testsuite/Makefile.in: Regenerate.
 237
 238 2020-02-22  Jakub Jelinek  <jakub@redhat.com>
 239
 240         PR other/55930
 241         * Makefile.am (M_DEPS): Guard the empty definition with
 242         @AMDEP_FALSE@ rather than @AMDEP_TRUE@.
 243         * Makefile.in: Regenerated.
 244
 245 2020-02-22  Richard Purdie  <rpurdie@rpsys.net>
 246
 247         PR other/55930
 248         * Makefile.am (M_DEPS): Honor -disable-dependency-tracking.
 249         * Makefile.in: Regenerated.
 250
 251 2020-01-24  Maciej W. Rozycki  <macro@wdc.com>
 252
 253         * configure.ac: Handle `--with-toolexeclibdir='.
 254         * Makefile.in: Regenerate.
 255         * aclocal.m4: Regenerate.
 256         * configure: Regenerate.
 257         * testsuite/Makefile.in: Regenerate.
 258
 259 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 260
 261         Update copyright years.
 262
 263 2019-09-27  Maciej W. Rozycki  <macro@wdc.com>
 264
 265         * configure: Regenerate.
 266
 267 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
 268
 269         * configure.tgt: Handle arm*-*-uclinux*.
 270         * configure: Regenerate.
 271
 272 2019-09-03  Chung-Lin Tang  <cltang@codesourcery.com>
 273
 274         PR other/79543
 275         * acinclude.m4 (LIBAT_CHECK_LINKER_FEATURES): Fix GNU ld --version
 276         scanning to conform to the GNU Coding Standards.
 277         * configure: Regenerate.
 278
 279 2019-06-14  Matt Thomas  <matt@3am-software.com>
 280             Matthew Green  <mrg@eterna.com.au>
 281             Nick Hudson  <skrll@netbsd.org>
 282             Maya Rashish  <coypu@sdf.org>
 283
 284         * configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD.
 285
 286 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 287
 288         Update copyright years.
 289
 290 2018-10-31  Joseph Myers  <joseph@codesourcery.com>
 291
 292         PR bootstrap/82856
 293         * Makefile.am: Include multilib.am.
 294         * acinclude.m4: Use AC_LANG_SOURCE.
 295         * configure.ac: Remove AC_PREREQ.
 296         * testsuite/Makefile.am (RUNTEST): Remove quotes.
 297         * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
 298         Regenerate.
 299
 300 2018-06-21  Christophe Lyon  <christophe.lyon@linaro.org>
 301
 302         * config/arm/arm-config.h (__ARM_ARCH__): Remove definitions, use
 303         __ARM_ARCH instead. Use __ARM_FEATURE_LDREX to define HAVE_STREX
 304         and HAVE_STREXBHD
 305
 306 2018-05-23  Florian Weimer  <fweimer@redhat.com>
 307
 308         PR libgcc/60790
 309         x86: Do not assume ELF constructors run before IFUNC resolvers.
 310         * config/x86/host-config.h (libat_feat1_ecx, libat_feat1_edx):
 311         Remove declarations.
 312         (__libat_feat1, __libat_feat1_init): Declare.
 313         (FEAT1_REGISTER): Define.
 314         (load_feat1): New function.
 315         (IFUNC_COND_1): Adjust.
 316         * config/x86/init.c (libat_feat1_ecx, libat_feat1_edx)
 317         (init_cpuid): Remove definitions.
 318         (__libat_feat1): New variable.
 319         (__libat_feat1_init): New function.
 320
 321 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 322
 323         PR testsuite/85106
 324         * testsuite/lib/libatomic.exp: Include scanltranstree.exp.
 325
 326 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 327
 328         PR testsuite/85106
 329         * testsuite/lib/libatomic.exp: Include scanwpaipa.exp.
 330
 331 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 332
 333         * configure: Regenerated.
 334
 335 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 336
 337         * configure: Regenerated.
 338
 339 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 340
 341         PR jit/85384
 342         * configure: Regenerate.
 343
 344 2018-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 345
 346         * config/s390/exch_n.c: New file.
 347         * configure.tgt: Add the config directory for s390.
 348
 349 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 350
 351         PR target/84148
 352         * configure: Regenerate.
 353
 354 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 355
 356         Update copyright years.
 357
 358 2017-12-14  Steve Ellcey  <sellcey@cavium.com>
 359
 360         * Makefile.am (IFUNC_OPTIONS): Change aarch64
 361         option from -march=armv8.1-a to -march=armv8-a+lse.
 362         * configure.ac (*aarch64*): Check to see if
 363         compiler understands -march=armv8-a+lse option.
 364         * configure.tgt (*aarch64*): Only set try_ifunc
 365         if compiler understands -march=armv8-a+lse option.
 366         * Makefile.in: Regenerate.
 367         * testsuite/Makefile.in: Regenerate.
 368         * configure: Regenerate.
 369         * aclocal.m4: Regenerate.
 370
 371 2017-12-04  Steve Ellcey  <sellcey@cavium.com>
 372
 373         * Makefile.am (ARCH_AARCH64_LINUX): Add IFUNC_OPTIONS and
 374         libatomic_la_LIBADD.
 375         * config/linux/aarch64/host-config.h: New file.
 376         * configure.ac (IFUNC_RESOLVER_ARGS): Define.
 377         (ARCH_AARCH64_LINUX): New conditional for IFUNC builds.
 378         * configure.tgt (aarch64): Set ARCH and try_ifunc.
 379         (aarch64*-*-linux*) Update config_path.
 380         (aarch64*-*-linux*) Set IFUNC_RESOLVER_ARGS.
 381         * libatomic_i.h (GEN_SELECTOR): Add IFUNC_RESOLVER_ARGS argument.
 382         * Makefile.in: Regenerate.
 383         * auto-config.h.in: Regenerate.
 384         * configure: Regenerate.
 385
 386 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 387
 388         * configure.ac: Set CET_FLAGS, update XCFLAGS.
 389         * acinclude.m4: Add cet.m4 and enable.m4.
 390         * configure: Regenerate.
 391         * Makefile.in: Likewise.
 392         * testsuite/Makefile.in: Likewise.
 393
 394 2017-10-20  Richard Earnshaw  <rearnsha@arm.com>
 395
 396         * Makefile.am: (IFUNC_OPTIONS): Set the architecture to
 397         -march=armv7-a+fp on Linux/Arm.
 398         * Makefile.in: Regenerated.
 399
 400 2017-10-02  Martin Sebor  <msebor@redhat.com>
 401
 402         PR c/81854
 403         * acinclude.m4 (LIBAT_CHECK_IFUNC): Have ifunc resolver return
 404         a function pointer rather than void* to avoid GCC 8 warnings.
 405         * configure: Regenerate.
 406         * libatomic_i.h: Declare ifunc resolvers to return function
 407         pointers rather than void*.
 408
 409 2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 410
 411         * testsuite/lib/libatomic.exp: Load scanlang.exp.
 412
 413 2017-02-06  Palmer Dabbelt <palmer@dabbelt.com>
 414
 415         * configure.tgt: Add RISC-V tuple.
 416
 417 2017-02-01  Richard Henderson  <rth@redhat.com>
 418             Torvald Riegel  <triegel@redhat.com>
 419
 420         * acinclude.m4: Add #define FAST_ATOMIC_LDST_*.
 421         * auto-config.h.in: Regenerate.
 422         * config/x86/host-config.h (FAST_ATOMIC_LDST_16): Define to 0.
 423         (atomic_compare_exchange_n): New.
 424         * glfree.c (EXACT, LARGER): Change condition and add comments.
 425
 426 2017-01-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 427
 428         PR target/78945
 429         * config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.
 430
 431 2017-01-21  Jakub Jelinek  <jakub@redhat.com>
 432
 433         PR other/79046
 434         * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
 435         of cat to get version from BASE-VER file.
 436         * testsuite/Makefile.in: Regenerated.
 437
 438 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 439
 440         PR other/79046
 441         * configure.ac: Add GCC_BASE_VER.
 442         * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
 443         get version from BASE-VER file.
 444         * testsuite/Makefile.in: Regenerated.
 445         * configure: Regenerated.
 446         * Makefile.in: Regenerated.
 447
 448 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
 449
 450         Update copyright years.
 451
 452 2016-11-15  Matthias Klose  <doko@ubuntu.com>
 453
 454         * configure: Regenerate.
 455
 456 2016-04-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 457
 458         * configure.tgt (configure_tgt_pre_target_cpu_XCFLAGS): New variable.
 459         (*-*-rtems*): New supported target.
 460         * config/rtems/host-config.h: New file.
 461         * config/rtems/lock.c: Likewise.
 462
 463 2016-04-25  H.J. Lu  <hongjiu.lu@intel.com>
 464
 465         PR target/70454
 466         * configure.tgt (XCFLAGS): Revert the last change.
 467
 468 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
 469
 470         PR target/70454
 471         * configure.tgt (XCFLAGS): Don't add -march=i486 to compile
 472         32-bit x86 target library on x86-64.
 473
 474 2016-01-06  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 475
 476         PR other/67627
 477         * Makefile.am (all-multi): Add dependency.
 478         * Makefile.in: Regenerate.
 479
 480 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 481
 482         Update copyright years.
 483
 484 2015-11-18  Joseph Myers  <joseph@codesourcery.com>
 485
 486         PR c/65083
 487         * fence.c, flag.c: New files.
 488         * Makefile.am (libatomic_la_SOURCES): Add fence.c and flag.c.
 489         * Makefile.in: Regenerate.
 490         * configure.ac (libtool_VERSION): Change to 3:0:2.
 491         * configure: Regenerate.
 492         * libatomic.map (LIBATOMIC_1.2): New symbol version.
 493
 494 2015-10-09  David Malcolm  <dmalcolm@redhat.com>
 495
 496         * testsuite/lib/libatomic.exp: Load multiline.exp before
 497         prune.exp, using load_gcc_lib.
 498
 499 2015-07-14  John Marino  <gnugcc@marino.st>
 500
 501         * configure.tgt: Add *-*-dragonfly to supported targets.
 502
 503 2015-01-21  Andrew Waterman <waterman@cs.berkeley.edu>
 504
 505         * fop_n.c (libat_fetch_op): Align address to word boundary.
 506         (libat_op_fetch): Likewise.
 507
 508 2015-01-16  Ilya Verbin  <ilya.verbin@intel.com>
 509
 510         PR testsuite/64605
 511         * testsuite/lib/libatomic.exp: Do not load gcc-dg.exp.
 512         * testsuite/libatomic.c/c.exp: Load gcc-dg.exp.
 513
 514 2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>
 515
 516         * configure.tgt: Exclude arm*-*-freebsd* from try_ifunc.
 517
 518 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 519
 520         Update copyright years.
 521
 522 2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 523
 524         * testsuite/lib/libatomic.exp: Load target-utils.exp
 525
 526 2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>
 527
 528         PR bootstrap/63784
 529         * configure: Regenerated.
 530
 531 2014-11-13  Andrew Waterman <waterman@cs.berkeley.edu>
 532
 533         * cas_n.c (libat_compare_exchange): Add missing cast.
 534
 535 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 536
 537         PR target/63610
 538         * configure: Regenerate.
 539
 540 2014-08-19  Yaakov Selkowitz  <yselkowi@redhat.com>
 541
 542         * configure.tgt: Add cygwin to supported targets.
 543
 544 2014-07-18  Uros Bizjak  <ubizjak@gmail.com>
 545
 546         * configure.tgt (alpha*): Add -mfp-trap-mode=sui to XCFLAGS.
 547
 548 2014-06-17  Kai Tietz  <ktietz@redhat.com>
 549
 550         * Makefile.am (libatomic_la_LDFLAGS): Add lt_host_flags.
 551         * configure.ac (ACX_LT_HOST_FLAGS): New.
 552         (target_thread_file): New.
 553         * configure.tgt (mingw): Add mingw support.
 554         * config/mingw/host-config.h: New file.
 555         * config/mingw/lock.c: Likewise.
 556         * Makefile.in: Regenerated.
 557         * configure: Likewise.
 558         * aclocal.m4: Likewise.
 559         * testsuite/Makefile.in: Likewise.
 560
 561 2014-02-20  Richard Henderson <rth@redhat.com>
 562
 563         PR c++/60272
 564         * cas_n.c (libat_compare_exchange): Conditionalize on failure
 565         the store back to EPTR.
 566
 567 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 568
 569         Update copyright years
 570
 571 2013-12-09  Uros Bizjak  <ubizjak@gmail.com>
 572
 573         * config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
 574         instructions when __SSE_MATH__ is defined.
 575
 576 2013-11-18  Joseph Myers  <joseph@codesourcery.com>
 577
 578         * testsuite/libatomic.c/atomic-compare-exchange-1.c,
 579         testsuite/libatomic.c/atomic-compare-exchange-2.c,
 580         testsuite/libatomic.c/atomic-compare-exchange-3.c,
 581         testsuite/libatomic.c/atomic-compare-exchange-4.c,
 582         testsuite/libatomic.c/atomic-compare-exchange-5.c,
 583         testsuite/libatomic.c/atomic-exchange-1.c,
 584         testsuite/libatomic.c/atomic-exchange-2.c,
 585         testsuite/libatomic.c/atomic-exchange-3.c,
 586         testsuite/libatomic.c/atomic-exchange-4.c,
 587         testsuite/libatomic.c/atomic-exchange-5.c,
 588         testsuite/libatomic.c/atomic-generic.c,
 589         testsuite/libatomic.c/atomic-load-1.c,
 590         testsuite/libatomic.c/atomic-load-2.c,
 591         testsuite/libatomic.c/atomic-load-3.c,
 592         testsuite/libatomic.c/atomic-load-4.c,
 593         testsuite/libatomic.c/atomic-load-5.c,
 594         testsuite/libatomic.c/atomic-op-1.c,
 595         testsuite/libatomic.c/atomic-op-2.c,
 596         testsuite/libatomic.c/atomic-op-3.c,
 597         testsuite/libatomic.c/atomic-op-4.c,
 598         testsuite/libatomic.c/atomic-op-5.c,
 599         testsuite/libatomic.c/atomic-store-1.c,
 600         testsuite/libatomic.c/atomic-store-2.c,
 601         testsuite/libatomic.c/atomic-store-3.c,
 602         testsuite/libatomic.c/atomic-store-4.c,
 603         testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
 604         int.  Do not require built-in sync support or add target-specific
 605         options.
 606         * testsuite/libatomic.c/atomic-exchange-1.c,
 607         testsuite/libatomic.c/atomic-exchange-2.c,
 608         testsuite/libatomic.c/atomic-exchange-3.c,
 609         testsuite/libatomic.c/atomic-exchange-4.c,
 610         testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
 611         count from expression using value of count.
 612
 613 2013-11-10  Uros Bizjak  <ubizjak@gmail.com>
 614
 615         * config/x86/fenv.c: New file.
 616
 617 2013-11-07  Joseph Myers  <joseph@codesourcery.com>
 618
 619         * fenv.c: New file.
 620         * libatomic.map (LIBATOMIC_1.1): New symbol version.  Include
 621         __atomic_feraiseexcept.
 622         * configure.ac (libtool_VERSION): Change to 2:0:1.
 623         (fenv.h): Test for header.
 624         * Makefile.am (libatomic_la_SOURCES): Add fenv.c.
 625         * Makefile.in, auto-config.h.in, configure: Regenerate.
 626
 627 2013-10-17  Michael Hudson-Doyle  <michael.hudson@linaro.org>
 628
 629         * libatomic/configure.tgt (aarch64*): Remove code preventing
 630         build.
 631
 632 2013-09-20  Alan Modra  <amodra@gmail.com>
 633
 634         * configure: Regenerate.
 635
 636 2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>
 637
 638         Update copyright years.
 639
 640 2012-12-18  Ian Lance Taylor  <iant@google.com>
 641
 642         PR go/55201
 643         * Makefile.am (noinst_LTLIBRARIES): Define new make variable.
 644         (libatomic_convenience_la_SOURCES): Likewise.
 645         (libatomic_convenience_la_LIBADD): Likewise.
 646         * Makefile.in: Rebuild.
 647         * testsuite/Makefile.in: Rebuild.
 648
 649 2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>
 650
 651         * config/arm/arm-config.h (__ARM_ARCH_8A__): New.
 652
 653 2012-11-21  Matthias Klose  <doko@ubuntu.com>
 654
 655         * configure.tgt (i[3456]86): Handle -mx32 like -m64.
 656
 657 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
 658
 659         * acinclude.m4 (LIBAT_CHECK_IFUNC): Clarify message.
 660         * configure: Regenerate.
 661
 662         * configure: Regenerate.
 663
 664 2012-10-23  Sofiane Naci <sofiane.naci@arm.com>
 665
 666         Mark libatomic unsupported in AArch64.
 667
 668         * configure.tgt: Mark libatomic unsupported.
 669
 670 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
 671
 672         PR other/43620
 673         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
 674         * configure: Regenerate.
 675         * Makefile.in: Regenerate.
 676
 677 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
 678
 679         * configure: Regenerated.
 680
 681 2012-05-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 682
 683         PR other/53231
 684         * tas_n.c (libat_test_and_set): Correct return.  Remove unused variable.
 685
 686 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
 687
 688         * configure: Regenerated.
 689
 690 2012-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 691
 692         PR other/53284
 693         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Add -O0 -S to CFLAGS
 694         instead of overriding.
 695         * configure: Regenerate.
 696
 697 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 698
 699         * Makefile.am (libatomic.map-sun): Handle objects in
 700         libatomic_la_LIBADD.
 701         * aclocal.m4: Regenerate.
 702         * Makefile.in: Regenerate.
 703
 704 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 705
 706         * configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
 707         * configure: Regenerate.
 708
 709 2012-05-03  Richard Henderson  <rth@redhat.com>
 710
 711         * configure.ac (AM_MAINTAINER_MODE): New.
 712         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
 713         failure in gcc_no_link path.
 714         * configure, aclocal.m4, Makefile.in: Rebuild.
 715
 716 2012-05-01  Richard Henderson  <rth@redhat.com>
 717
 718         * Initial commit.
 719 \f
 720 Copyright (C) 2012-2023 Free Software Foundation, Inc.
 721
 722 Copying and distribution of this file, with or without modification,
 723 are permitted in any medium without royalty provided the copyright
 724 notice and this notice are preserved.