libatomic/ChangeLog

   1 2023-12-15  Wilco Dijkstra  <wilco.dijkstra@arm.com>
   2
   3         * config/linux/aarch64/atomic_16.S: Implement lock-free ARMv8.0 atomics.
   4         (libat_exchange_16): Merge RELEASE and ACQ_REL/SEQ_CST cases.
   5         * config/linux/aarch64/host-config.h: Use atomic_16.S for baseline v8.0.
   6
   7 2023-11-10  Wilco Dijkstra  <wilco.dijkstra@arm.com>
   8
   9         * config/linux/aarch64/host-config.h (ifunc1): Use CPUID in ifunc
  10         selection.
  11
  12 2023-10-26  Thomas Schwinge  <thomas@codesourcery.com>
  13
  14         PR testsuite/109951
  15         * configure.ac: 'AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)'.
  16         * Makefile.in: Regenerate.
  17         * configure: Likewise.
  18         * testsuite/Makefile.in: Likewise.
  19         * testsuite/lib/libatomic.exp (libatomic_init): If
  20         '--with-build-sysroot=[...]' was specified, use it for build-tree
  21         testing.
  22         * testsuite/libatomic-site-extra.exp.in (GCC_UNDER_TEST): Don't
  23         set.
  24         (SYSROOT_CFLAGS_FOR_TARGET): Set.
  25
  26 2023-10-23  Jan Beulich  <jbeulich@suse.com>
  27
  28         * Makefile.am (all-multi): Drop commands.
  29         * Makefile.in: Update accordingly.
  30
  31 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
  32
  33         * testsuite/lib/libatomic.exp: Pass correct flags on darwin.
  34
  35 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
  36
  37         * Makefile.am: Handle Darwin rpaths.
  38         * Makefile.in: Regenerate.
  39         * configure: Regenerate.
  40         * configure.ac: Handle Darwin rpaths.
  41
  42 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  43
  44         * configure: Regenerate.
  45
  46 2023-08-07  Alexander von Gluck IV  <kallisti5@unixzen.com>
  47
  48         * configure: Regenerate.
  49
  50 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  51
  52         * configure: Regenerate.
  53
  54 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
  55
  56         * configure: Regenerate.
  57
  58 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
  59
  60         * configure: Regenerate.
  61
  62 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
  63
  64         * configure: Regenerate.
  65
  66 2023-06-10  Xi Ruoyao  <xry111@xry111.site>
  67
  68         * configure.tgt: For x86_64, always set try_ifunc=yes.
  69
  70 2023-06-02  Thomas Schwinge  <thomas@codesourcery.com>
  71
  72         * configure.ac (PERL): Remove.
  73         * configure: Regenerate.
  74         * Makefile.in: Likewise.
  75         * testsuite/Makefile.in: Likewise.
  76
  77 2023-03-24  Wilco Dijkstra  <wilco.dijkstra@arm.com>
  78
  79         PR libgcc/108891
  80         * config/linux/aarch64/atomic_16.S: Fix libat_load_16_i1.
  81         Add comments describing the memory order.
  82
  83 2023-03-03  Stefan Schulze Frielinghaus  <stefansf@linux.ibm.com>
  84
  85         * config/s390/cas_n.c: New file.
  86         * config/s390/load_n.c: New file.
  87         * config/s390/store_n.c: New file.
  88
  89 2023-01-16  Jonathan Wakely  <jwakely@redhat.com>
  90
  91         * configure.tgt (config_path) [target_thread_file=single]:
  92         Use 'mingw' config.
  93
  94 2023-01-07  LIU Hao  <lh_mouse@126.com>
  95
  96         PR middle-end/108300
  97         * config/mingw/lock.c: Define `WIN32_LEAN_AND_MEAN` before
  98         <windows.h>.
  99
 100 2022-11-16  Martin Liska  <mliska@suse.cz>
 101
 102         * Makefile.in: Re-generate.
 103
 104 2022-11-15  Wilco Dijkstra  <wilco.dijkstra@arm.com>
 105
 106         * Makefile.in: Regenerated with automake 1.15.1.
 107         * Makefile.am: Add atomic_16.S for AArch64.
 108         * configure.tgt: Disable outline atomics in AArch64 build.
 109         * config/linux/aarch64/atomic_16.S: New file - implementation of
 110         ifuncs for 16-byte atomics.
 111         * config/linux/aarch64/host-config.h: Enable ifuncs, use LSE
 112         (HWCAP_ATOMICS) for 1-8-byte atomics and LSE2 (HWCAP_USCAT) for
 113         16-byte atomics.
 114
 115 2022-11-15  Jakub Jelinek  <jakub@redhat.com>
 116
 117         PR target/104688
 118         * config/x86/init.c (__libat_feat1_init): Don't clear
 119         bit_AVX on AMD CPUs.
 120
 121 2022-10-19  LIU Hao  <lh_mouse@126.com>
 122
 123         * configure.tgt: Add new case for `mcf` thread model
 124
 125 2022-10-12  Martin Liska  <mliska@suse.cz>
 126
 127         * configure: Regenerate.
 128
 129 2022-10-11  Olivier Hainque  <hainque@adacore.com>
 130             Olivier Hainque  <hainque@adacore.com>
 131
 132         * configure: Regenerate.
 133
 134 2022-08-30  Martin Liska  <mliska@suse.cz>
 135
 136         * testsuite/Makefile.in: Regenerate.
 137
 138 2022-08-08  Tamar Christina  <tamar.christina@arm.com>
 139
 140         PR target/102218
 141         * config/arm/host-config.h (pre_seq_barrier, post_seq_barrier,
 142         pre_post_seq_barrier): Require barrier on __ATOMIC_SEQ_CST.
 143
 144 2022-08-08  Tamar Christina  <tamar.christina@arm.com>
 145
 146         PR target/102218
 147         * config/aarch64/aarch64-config.h: New file.
 148         * config/aarch64/host-config.h: New file.
 149
 150 2022-06-02  David Malcolm  <dmalcolm@redhat.com>
 151
 152         * testsuite/lib/libatomic.exp: Add load_gcc_lib of scansarif.exp.
 153
 154 2022-03-24  Tom de Vries  <tdevries@suse.de>
 155
 156         PR target/105011
 157         * tas_n.c (libat_test_and_set): Fix return value.
 158
 159 2022-03-17  Jakub Jelinek  <jakub@redhat.com>
 160
 161         PR target/104688
 162         * Makefile.am (IFUNC_OPTIONS): Change on x86_64 to -mcx16 -mcx16.
 163         (libatomic_la_LIBADD): Add $(addsuffix _16_2_.lo,$(SIZEOBJS)) for
 164         x86_64.
 165         * Makefile.in: Regenerated.
 166         * config/x86/host-config.h (IFUNC_COND_1): For x86_64 define to
 167         both AVX and CMPXCHG16B bits.
 168         (IFUNC_COND_2): Define.
 169         (IFUNC_NCOND): For x86_64 define to 2 * (N == 16).
 170         (MAYBE_HAVE_ATOMIC_CAS_16, MAYBE_HAVE_ATOMIC_EXCHANGE_16,
 171         MAYBE_HAVE_ATOMIC_LDST_16): Define to IFUNC_COND_2 rather than
 172         IFUNC_COND_1.
 173         (HAVE_ATOMIC_CAS_16): Redefine to 1 whenever IFUNC_ALT != 0.
 174         (HAVE_ATOMIC_LDST_16): Redefine to 1 whenever IFUNC_ALT == 1.
 175         (atomic_compare_exchange_n): Define whenever IFUNC_ALT != 0
 176         on x86_64 for N == 16.
 177         (__atomic_load_n, __atomic_store_n): Redefine whenever IFUNC_ALT == 1
 178         on x86_64 for N == 16.
 179         (atomic_load_n, atomic_store_n): New functions.
 180         * config/x86/init.c (__libat_feat1_init): On x86_64 clear bit_AVX
 181         if CPU vendor is not Intel.
 182
 183 2022-02-03  David Seifert  <soap@gentoo.org>
 184             Jakub Jelinek  <jakub@redhat.com>
 185
 186         * configure.ac: Support --disable-werror.
 187         * configure: Regenerate.
 188
 189 2022-01-31  Martin Liska  <mliska@suse.cz>
 190
 191         * acinclude.m4: Detect *_ld_is_mold and use it.
 192         * configure: Regenerate.
 193
 194 2022-01-24  Martin Liska  <mliska@suse.cz>
 195
 196         * acinclude.m4: Remove duplicate
 197         LIBAT_CHECK_LINKER_FEATURES.
 198         * configure: Regenerate.
 199
 200 2021-07-21  Martin Sebor  <msebor@redhat.com>
 201
 202         PR bootstrap/101379
 203         * config/linux/arm/host-config.h (__kernel_helper_version): New
 204         function.  Adjust shadow macro.
 205
 206 2021-01-15  Jakub Jelinek  <jakub@redhat.com>
 207
 208         PR target/70454
 209         * configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
 210         be added through preprocessor check on
 211         __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.  Determine if try_ifunc is needed
 212         based on preprocessor check on __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
 213         or __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8.
 214
 215 2021-01-05  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 216
 217         * configure: Re-generate.
 218
 219 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 220
 221         PR target/97865
 222         * configure: Regenerate.
 223
 224 2020-11-29  John David Anglin  <danglin@gcc.gnu.org>
 225
 226         * configure: Regenerate.
 227
 228 2020-10-11  Clement Chigot  <clement.chigot@atos.net>
 229
 230         * config/t-aix: Delete and recreate libatomic before creating
 231         FAT library.
 232
 233 2020-09-27  Clement Chigot  <clement.chigot@atos.net>
 234
 235         * config/t-aix: Use $(AR) without -X32_64.
 236
 237 2020-09-11  Tom de Vries  <tdevries@suse.de>
 238
 239         PR target/96898
 240         * configure.tgt: Add nvptx.
 241         * libatomic_i.h (MASK_8, INVERT_MASK_8): New macro definition.
 242         * config/nvptx/host-config.h: New file.
 243         * config/nvptx/lock.c: New file.
 244
 245 2020-09-07  Tom de Vries  <tdevries@suse.de>
 246
 247         * testsuite/libatomic.c/atomic-generic.c: Include string.h.
 248
 249 2020-07-14  David Edelsohn  <dje.gcc@gmail.com>
 250
 251         * config/t-aix: Set BITS from compiler cpp macro.
 252
 253 2020-06-22  David Edelsohn  <dje.gcc@gmail.com>
 254
 255         * Makefile.am: Use -include.
 256         * Makefile.in: Regenerate.
 257
 258 2020-06-21  David Edelsohn  <dje.gcc@gmail.com>
 259
 260         * Makefile.am (tmake_file): Build and install AIX-style FAT libraries.
 261         * Makefile.in: Regenerate.
 262         * configure.ac (tmake_file): Substitute.
 263         * configure: Regenerate.
 264         * configure.tgt (powerpc-ibm-aix*): Define tmake_file.
 265         * config/t-aix: New file.
 266
 267 2020-06-01  Uroš Bizjak  <ubizjak@gmail.com>
 268
 269         * config/x86/fenv.c (struct fenv): Add __attribute__ ((gcc_struct)).
 270
 271 2020-05-29  H.J. Lu  <hjl.tools@gmail.com>
 272
 273         PR bootstrap/95413
 274         * configure: Regenerated.
 275
 276 2020-05-15  H.J. Lu  <hongjiu.lu@intel.com>
 277
 278         PR bootstrap/95147
 279         * configure: Regenerated.
 280
 281 2020-05-14  H.J. Lu  <hongjiu.lu@intel.com>
 282
 283         * configure: Regenerated.
 284
 285 2020-05-06  Uroš Bizjak  <ubizjak@gmail.com>
 286
 287         * config/x86/fenv.c (__math_force_eval): Remove.
 288         (__math_force_eval_div): New define.
 289         (__atomic_deraiseexcept): Use __math_force_eval_div to use
 290         generic division to generate INVALID, DIVZERO and INEXACT
 291         exceptions.
 292
 293 2020-05-01  Uroš Bizjak  <ubizjak@gmail.com>
 294
 295         * config/x86/fenv.c (__math_force_eval): New define.
 296         (__atomic_feraiseexcept): Use __math_force_eval to evaluate
 297         generic division to generate INVALID and DIVZERO exceptions.
 298
 299 2020-04-19  Uroš Bizjak  <ubizjak@gmail.com>
 300
 301         * config/x86/fenv.c (__atomic_feraiseexcept) [__SSE_MATH__]:
 302         Remove unneeded assignments to volatile memory.
 303
 304 2020-04-06  Maciej W. Rozycki  <macro@wdc.com>
 305
 306         * configure.ac: Add testsuite/libatomic-site-extra.exp to output
 307         files.
 308         * configure: Regenerate.
 309         * libatomic/testsuite/libatomic-site-extra.exp.in: New file.
 310         * testsuite/Makefile.am (EXTRA_DEJAGNU_SITE_CONFIG): New
 311         variable.
 312         * testsuite/Makefile.in: Regenerate.
 313
 314 2020-02-22  Jakub Jelinek  <jakub@redhat.com>
 315
 316         PR other/55930
 317         * Makefile.am (M_DEPS): Guard the empty definition with
 318         @AMDEP_FALSE@ rather than @AMDEP_TRUE@.
 319         * Makefile.in: Regenerated.
 320
 321 2020-02-22  Richard Purdie  <rpurdie@rpsys.net>
 322
 323         PR other/55930
 324         * Makefile.am (M_DEPS): Honor -disable-dependency-tracking.
 325         * Makefile.in: Regenerated.
 326
 327 2020-01-24  Maciej W. Rozycki  <macro@wdc.com>
 328
 329         * configure.ac: Handle `--with-toolexeclibdir='.
 330         * Makefile.in: Regenerate.
 331         * aclocal.m4: Regenerate.
 332         * configure: Regenerate.
 333         * testsuite/Makefile.in: Regenerate.
 334
 335 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 336
 337         Update copyright years.
 338
 339 2019-09-27  Maciej W. Rozycki  <macro@wdc.com>
 340
 341         * configure: Regenerate.
 342
 343 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
 344
 345         * configure.tgt: Handle arm*-*-uclinux*.
 346         * configure: Regenerate.
 347
 348 2019-09-03  Chung-Lin Tang  <cltang@codesourcery.com>
 349
 350         PR other/79543
 351         * acinclude.m4 (LIBAT_CHECK_LINKER_FEATURES): Fix GNU ld --version
 352         scanning to conform to the GNU Coding Standards.
 353         * configure: Regenerate.
 354
 355 2019-06-14  Matt Thomas  <matt@3am-software.com>
 356             Matthew Green  <mrg@eterna.com.au>
 357             Nick Hudson  <skrll@netbsd.org>
 358             Maya Rashish  <coypu@sdf.org>
 359
 360         * configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD.
 361
 362 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 363
 364         Update copyright years.
 365
 366 2018-10-31  Joseph Myers  <joseph@codesourcery.com>
 367
 368         PR bootstrap/82856
 369         * Makefile.am: Include multilib.am.
 370         * acinclude.m4: Use AC_LANG_SOURCE.
 371         * configure.ac: Remove AC_PREREQ.
 372         * testsuite/Makefile.am (RUNTEST): Remove quotes.
 373         * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
 374         Regenerate.
 375
 376 2018-06-21  Christophe Lyon  <christophe.lyon@linaro.org>
 377
 378         * config/arm/arm-config.h (__ARM_ARCH__): Remove definitions, use
 379         __ARM_ARCH instead. Use __ARM_FEATURE_LDREX to define HAVE_STREX
 380         and HAVE_STREXBHD
 381
 382 2018-05-23  Florian Weimer  <fweimer@redhat.com>
 383
 384         PR libgcc/60790
 385         x86: Do not assume ELF constructors run before IFUNC resolvers.
 386         * config/x86/host-config.h (libat_feat1_ecx, libat_feat1_edx):
 387         Remove declarations.
 388         (__libat_feat1, __libat_feat1_init): Declare.
 389         (FEAT1_REGISTER): Define.
 390         (load_feat1): New function.
 391         (IFUNC_COND_1): Adjust.
 392         * config/x86/init.c (libat_feat1_ecx, libat_feat1_edx)
 393         (init_cpuid): Remove definitions.
 394         (__libat_feat1): New variable.
 395         (__libat_feat1_init): New function.
 396
 397 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 398
 399         PR testsuite/85106
 400         * testsuite/lib/libatomic.exp: Include scanltranstree.exp.
 401
 402 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 403
 404         PR testsuite/85106
 405         * testsuite/lib/libatomic.exp: Include scanwpaipa.exp.
 406
 407 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 408
 409         * configure: Regenerated.
 410
 411 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 412
 413         * configure: Regenerated.
 414
 415 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 416
 417         PR jit/85384
 418         * configure: Regenerate.
 419
 420 2018-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 421
 422         * config/s390/exch_n.c: New file.
 423         * configure.tgt: Add the config directory for s390.
 424
 425 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 426
 427         PR target/84148
 428         * configure: Regenerate.
 429
 430 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 431
 432         Update copyright years.
 433
 434 2017-12-14  Steve Ellcey  <sellcey@cavium.com>
 435
 436         * Makefile.am (IFUNC_OPTIONS): Change aarch64
 437         option from -march=armv8.1-a to -march=armv8-a+lse.
 438         * configure.ac (*aarch64*): Check to see if
 439         compiler understands -march=armv8-a+lse option.
 440         * configure.tgt (*aarch64*): Only set try_ifunc
 441         if compiler understands -march=armv8-a+lse option.
 442         * Makefile.in: Regenerate.
 443         * testsuite/Makefile.in: Regenerate.
 444         * configure: Regenerate.
 445         * aclocal.m4: Regenerate.
 446
 447 2017-12-04  Steve Ellcey  <sellcey@cavium.com>
 448
 449         * Makefile.am (ARCH_AARCH64_LINUX): Add IFUNC_OPTIONS and
 450         libatomic_la_LIBADD.
 451         * config/linux/aarch64/host-config.h: New file.
 452         * configure.ac (IFUNC_RESOLVER_ARGS): Define.
 453         (ARCH_AARCH64_LINUX): New conditional for IFUNC builds.
 454         * configure.tgt (aarch64): Set ARCH and try_ifunc.
 455         (aarch64*-*-linux*) Update config_path.
 456         (aarch64*-*-linux*) Set IFUNC_RESOLVER_ARGS.
 457         * libatomic_i.h (GEN_SELECTOR): Add IFUNC_RESOLVER_ARGS argument.
 458         * Makefile.in: Regenerate.
 459         * auto-config.h.in: Regenerate.
 460         * configure: Regenerate.
 461
 462 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 463
 464         * configure.ac: Set CET_FLAGS, update XCFLAGS.
 465         * acinclude.m4: Add cet.m4 and enable.m4.
 466         * configure: Regenerate.
 467         * Makefile.in: Likewise.
 468         * testsuite/Makefile.in: Likewise.
 469
 470 2017-10-20  Richard Earnshaw  <rearnsha@arm.com>
 471
 472         * Makefile.am: (IFUNC_OPTIONS): Set the architecture to
 473         -march=armv7-a+fp on Linux/Arm.
 474         * Makefile.in: Regenerated.
 475
 476 2017-10-02  Martin Sebor  <msebor@redhat.com>
 477
 478         PR c/81854
 479         * acinclude.m4 (LIBAT_CHECK_IFUNC): Have ifunc resolver return
 480         a function pointer rather than void* to avoid GCC 8 warnings.
 481         * configure: Regenerate.
 482         * libatomic_i.h: Declare ifunc resolvers to return function
 483         pointers rather than void*.
 484
 485 2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 486
 487         * testsuite/lib/libatomic.exp: Load scanlang.exp.
 488
 489 2017-02-06  Palmer Dabbelt <palmer@dabbelt.com>
 490
 491         * configure.tgt: Add RISC-V tuple.
 492
 493 2017-02-01  Richard Henderson  <rth@redhat.com>
 494             Torvald Riegel  <triegel@redhat.com>
 495
 496         * acinclude.m4: Add #define FAST_ATOMIC_LDST_*.
 497         * auto-config.h.in: Regenerate.
 498         * config/x86/host-config.h (FAST_ATOMIC_LDST_16): Define to 0.
 499         (atomic_compare_exchange_n): New.
 500         * glfree.c (EXACT, LARGER): Change condition and add comments.
 501
 502 2017-01-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 503
 504         PR target/78945
 505         * config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.
 506
 507 2017-01-21  Jakub Jelinek  <jakub@redhat.com>
 508
 509         PR other/79046
 510         * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
 511         of cat to get version from BASE-VER file.
 512         * testsuite/Makefile.in: Regenerated.
 513
 514 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 515
 516         PR other/79046
 517         * configure.ac: Add GCC_BASE_VER.
 518         * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
 519         get version from BASE-VER file.
 520         * testsuite/Makefile.in: Regenerated.
 521         * configure: Regenerated.
 522         * Makefile.in: Regenerated.
 523
 524 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
 525
 526         Update copyright years.
 527
 528 2016-11-15  Matthias Klose  <doko@ubuntu.com>
 529
 530         * configure: Regenerate.
 531
 532 2016-04-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 533
 534         * configure.tgt (configure_tgt_pre_target_cpu_XCFLAGS): New variable.
 535         (*-*-rtems*): New supported target.
 536         * config/rtems/host-config.h: New file.
 537         * config/rtems/lock.c: Likewise.
 538
 539 2016-04-25  H.J. Lu  <hongjiu.lu@intel.com>
 540
 541         PR target/70454
 542         * configure.tgt (XCFLAGS): Revert the last change.
 543
 544 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
 545
 546         PR target/70454
 547         * configure.tgt (XCFLAGS): Don't add -march=i486 to compile
 548         32-bit x86 target library on x86-64.
 549
 550 2016-01-06  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 551
 552         PR other/67627
 553         * Makefile.am (all-multi): Add dependency.
 554         * Makefile.in: Regenerate.
 555
 556 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 557
 558         Update copyright years.
 559
 560 2015-11-18  Joseph Myers  <joseph@codesourcery.com>
 561
 562         PR c/65083
 563         * fence.c, flag.c: New files.
 564         * Makefile.am (libatomic_la_SOURCES): Add fence.c and flag.c.
 565         * Makefile.in: Regenerate.
 566         * configure.ac (libtool_VERSION): Change to 3:0:2.
 567         * configure: Regenerate.
 568         * libatomic.map (LIBATOMIC_1.2): New symbol version.
 569
 570 2015-10-09  David Malcolm  <dmalcolm@redhat.com>
 571
 572         * testsuite/lib/libatomic.exp: Load multiline.exp before
 573         prune.exp, using load_gcc_lib.
 574
 575 2015-07-14  John Marino  <gnugcc@marino.st>
 576
 577         * configure.tgt: Add *-*-dragonfly to supported targets.
 578
 579 2015-01-21  Andrew Waterman <waterman@cs.berkeley.edu>
 580
 581         * fop_n.c (libat_fetch_op): Align address to word boundary.
 582         (libat_op_fetch): Likewise.
 583
 584 2015-01-16  Ilya Verbin  <ilya.verbin@intel.com>
 585
 586         PR testsuite/64605
 587         * testsuite/lib/libatomic.exp: Do not load gcc-dg.exp.
 588         * testsuite/libatomic.c/c.exp: Load gcc-dg.exp.
 589
 590 2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>
 591
 592         * configure.tgt: Exclude arm*-*-freebsd* from try_ifunc.
 593
 594 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 595
 596         Update copyright years.
 597
 598 2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 599
 600         * testsuite/lib/libatomic.exp: Load target-utils.exp
 601
 602 2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>
 603
 604         PR bootstrap/63784
 605         * configure: Regenerated.
 606
 607 2014-11-13  Andrew Waterman <waterman@cs.berkeley.edu>
 608
 609         * cas_n.c (libat_compare_exchange): Add missing cast.
 610
 611 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 612
 613         PR target/63610
 614         * configure: Regenerate.
 615
 616 2014-08-19  Yaakov Selkowitz  <yselkowi@redhat.com>
 617
 618         * configure.tgt: Add cygwin to supported targets.
 619
 620 2014-07-18  Uros Bizjak  <ubizjak@gmail.com>
 621
 622         * configure.tgt (alpha*): Add -mfp-trap-mode=sui to XCFLAGS.
 623
 624 2014-06-17  Kai Tietz  <ktietz@redhat.com>
 625
 626         * Makefile.am (libatomic_la_LDFLAGS): Add lt_host_flags.
 627         * configure.ac (ACX_LT_HOST_FLAGS): New.
 628         (target_thread_file): New.
 629         * configure.tgt (mingw): Add mingw support.
 630         * config/mingw/host-config.h: New file.
 631         * config/mingw/lock.c: Likewise.
 632         * Makefile.in: Regenerated.
 633         * configure: Likewise.
 634         * aclocal.m4: Likewise.
 635         * testsuite/Makefile.in: Likewise.
 636
 637 2014-02-20  Richard Henderson <rth@redhat.com>
 638
 639         PR c++/60272
 640         * cas_n.c (libat_compare_exchange): Conditionalize on failure
 641         the store back to EPTR.
 642
 643 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 644
 645         Update copyright years
 646
 647 2013-12-09  Uros Bizjak  <ubizjak@gmail.com>
 648
 649         * config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
 650         instructions when __SSE_MATH__ is defined.
 651
 652 2013-11-18  Joseph Myers  <joseph@codesourcery.com>
 653
 654         * testsuite/libatomic.c/atomic-compare-exchange-1.c,
 655         testsuite/libatomic.c/atomic-compare-exchange-2.c,
 656         testsuite/libatomic.c/atomic-compare-exchange-3.c,
 657         testsuite/libatomic.c/atomic-compare-exchange-4.c,
 658         testsuite/libatomic.c/atomic-compare-exchange-5.c,
 659         testsuite/libatomic.c/atomic-exchange-1.c,
 660         testsuite/libatomic.c/atomic-exchange-2.c,
 661         testsuite/libatomic.c/atomic-exchange-3.c,
 662         testsuite/libatomic.c/atomic-exchange-4.c,
 663         testsuite/libatomic.c/atomic-exchange-5.c,
 664         testsuite/libatomic.c/atomic-generic.c,
 665         testsuite/libatomic.c/atomic-load-1.c,
 666         testsuite/libatomic.c/atomic-load-2.c,
 667         testsuite/libatomic.c/atomic-load-3.c,
 668         testsuite/libatomic.c/atomic-load-4.c,
 669         testsuite/libatomic.c/atomic-load-5.c,
 670         testsuite/libatomic.c/atomic-op-1.c,
 671         testsuite/libatomic.c/atomic-op-2.c,
 672         testsuite/libatomic.c/atomic-op-3.c,
 673         testsuite/libatomic.c/atomic-op-4.c,
 674         testsuite/libatomic.c/atomic-op-5.c,
 675         testsuite/libatomic.c/atomic-store-1.c,
 676         testsuite/libatomic.c/atomic-store-2.c,
 677         testsuite/libatomic.c/atomic-store-3.c,
 678         testsuite/libatomic.c/atomic-store-4.c,
 679         testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
 680         int.  Do not require built-in sync support or add target-specific
 681         options.
 682         * testsuite/libatomic.c/atomic-exchange-1.c,
 683         testsuite/libatomic.c/atomic-exchange-2.c,
 684         testsuite/libatomic.c/atomic-exchange-3.c,
 685         testsuite/libatomic.c/atomic-exchange-4.c,
 686         testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
 687         count from expression using value of count.
 688
 689 2013-11-10  Uros Bizjak  <ubizjak@gmail.com>
 690
 691         * config/x86/fenv.c: New file.
 692
 693 2013-11-07  Joseph Myers  <joseph@codesourcery.com>
 694
 695         * fenv.c: New file.
 696         * libatomic.map (LIBATOMIC_1.1): New symbol version.  Include
 697         __atomic_feraiseexcept.
 698         * configure.ac (libtool_VERSION): Change to 2:0:1.
 699         (fenv.h): Test for header.
 700         * Makefile.am (libatomic_la_SOURCES): Add fenv.c.
 701         * Makefile.in, auto-config.h.in, configure: Regenerate.
 702
 703 2013-10-17  Michael Hudson-Doyle  <michael.hudson@linaro.org>
 704
 705         * libatomic/configure.tgt (aarch64*): Remove code preventing
 706         build.
 707
 708 2013-09-20  Alan Modra  <amodra@gmail.com>
 709
 710         * configure: Regenerate.
 711
 712 2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>
 713
 714         Update copyright years.
 715
 716 2012-12-18  Ian Lance Taylor  <iant@google.com>
 717
 718         PR go/55201
 719         * Makefile.am (noinst_LTLIBRARIES): Define new make variable.
 720         (libatomic_convenience_la_SOURCES): Likewise.
 721         (libatomic_convenience_la_LIBADD): Likewise.
 722         * Makefile.in: Rebuild.
 723         * testsuite/Makefile.in: Rebuild.
 724
 725 2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>
 726
 727         * config/arm/arm-config.h (__ARM_ARCH_8A__): New.
 728
 729 2012-11-21  Matthias Klose  <doko@ubuntu.com>
 730
 731         * configure.tgt (i[3456]86): Handle -mx32 like -m64.
 732
 733 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
 734
 735         * acinclude.m4 (LIBAT_CHECK_IFUNC): Clarify message.
 736         * configure: Regenerate.
 737
 738         * configure: Regenerate.
 739
 740 2012-10-23  Sofiane Naci <sofiane.naci@arm.com>
 741
 742         Mark libatomic unsupported in AArch64.
 743
 744         * configure.tgt: Mark libatomic unsupported.
 745
 746 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
 747
 748         PR other/43620
 749         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
 750         * configure: Regenerate.
 751         * Makefile.in: Regenerate.
 752
 753 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
 754
 755         * configure: Regenerated.
 756
 757 2012-05-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 758
 759         PR other/53231
 760         * tas_n.c (libat_test_and_set): Correct return.  Remove unused variable.
 761
 762 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
 763
 764         * configure: Regenerated.
 765
 766 2012-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 767
 768         PR other/53284
 769         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Add -O0 -S to CFLAGS
 770         instead of overriding.
 771         * configure: Regenerate.
 772
 773 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 774
 775         * Makefile.am (libatomic.map-sun): Handle objects in
 776         libatomic_la_LIBADD.
 777         * aclocal.m4: Regenerate.
 778         * Makefile.in: Regenerate.
 779
 780 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 781
 782         * configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
 783         * configure: Regenerate.
 784
 785 2012-05-03  Richard Henderson  <rth@redhat.com>
 786
 787         * configure.ac (AM_MAINTAINER_MODE): New.
 788         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
 789         failure in gcc_no_link path.
 790         * configure, aclocal.m4, Makefile.in: Rebuild.
 791
 792 2012-05-01  Richard Henderson  <rth@redhat.com>
 793
 794         * Initial commit.
 795 \f
 796 Copyright (C) 2012-2024 Free Software Foundation, Inc.
 797
 798 Copying and distribution of this file, with or without modification,
 799 are permitted in any medium without royalty provided the copyright
 800 notice and this notice are preserved.