libatomic/ChangeLog

   1 2024-04-26  Wilco Dijkstra  <wilco.dijkstra@arm.com>
   2
   3         * config/linux/aarch64/atomic_16.S: Add __libat_ prefix in the
   4         LSE2/LSE128/CORE macros, remove elsewhere.  Add ATOMIC macro.
   5
   6 2024-04-05  Jakub Jelinek  <jakub@redhat.com>
   7
   8         * configure: Regenerate.
   9
  10 2024-04-04  Wilco Dijkstra  <wilco.dijkstra@arm.com>
  11
  12         PR target/113986
  13         * Makefile.in: Regenerated.
  14         * Makefile.am: Make atomic_16.S not depend on HAVE_IFUNC.
  15         Remove predefine of HAVE_FEAT_LSE128.
  16         * acinclude.m4: Remove ARCH_AARCH64_HAVE_LSE128.
  17         * configure: Regenerated.
  18         * config/linux/aarch64/atomic_16.S: Add __atomic_ alias if !HAVE_IFUNC.
  19         * config/linux/aarch64/host-config.h: Correctly handle !HAVE_IFUNC.
  20         Add defines for HWCAP_ATOMICS and HWCAP_CPUID.
  21
  22 2024-02-14  Roger Sayle  <roger@nextmovesoftware.com>
  23             Victor Do Nascimento  <victor.donascimento@arm.com>
  24
  25         PR other/113336
  26         * Makefile.am: Build tas_1_2_.o on ARCH_ARM_LINUX
  27         * Makefile.in: Regenerate.
  28
  29 2024-02-03  John David Anglin  <danglin@gcc.gnu.org>
  30
  31         PR target/59778
  32         * configure.tgt (hppa*): Set ARCH.
  33         * config/pa/fenv.c: New file.
  34
  35 2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>
  36
  37         * config/linux/aarch64/host-config.h (has_lse2): Add test for LSE.
  38         (has_lse128): Add test for LSE2.
  39
  40 2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>
  41
  42         * Makefile.am (AM_CPPFLAGS): add conditional setting of
  43         -DHAVE_FEAT_LSE128.
  44         * acinclude.m4 (LIBAT_TEST_FEAT_AARCH64_LSE128): New.
  45         * config/linux/aarch64/atomic_16.S (LSE128): New macro
  46         definition.
  47         (libat_exchange_16): New LSE128 variant.
  48         (libat_fetch_or_16): Likewise.
  49         (libat_or_fetch_16): Likewise.
  50         (libat_fetch_and_16): Likewise.
  51         (libat_and_fetch_16): Likewise.
  52         * config/linux/aarch64/host-config.h (IFUNC_COND_2): New.
  53         (IFUNC_NCOND): Add operand size checking.
  54         (has_lse2): Renamed from `ifunc1`.
  55         (has_lse128): New.
  56         (HWCAP2_LSE128): Likewise.
  57         * configure.ac: Add call to
  58         LIBAT_TEST_FEAT_AARCH64_LSE128.
  59         * configure (ac_subst_vars): Regenerated via autoreconf.
  60         * Makefile.in: Likewise.
  61         * auto-config.h.in: Likewise.
  62
  63 2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>
  64
  65         * config/linux/aarch64/host-config.h (__ifunc_arg_t):
  66         Conditionally-defined if `sys/ifunc.h' not found.
  67         (_IFUNC_ARG_HWCAP): Likewise.
  68         (IFUNC_COND_1): Pass __ifunc_arg_t argument to ifunc.
  69         (ifunc1): Modify function signature to accept __ifunc_arg_t
  70         argument.
  71         * configure.tgt: Add second `const __ifunc_arg_t *features'
  72         argument to IFUNC_RESOLVER_ARGS.
  73
  74 2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>
  75
  76         * config/linux/aarch64/atomic_16.S (CORE): New macro.
  77         (LSE2): Likewise.
  78         (ENTRY_FEAT): Likewise.
  79         (ENTRY_FEAT1): Likewise.
  80         (END_FEAT): Likewise.
  81         (END_FEAT1): Likewise.
  82         (ALIAS): Modify macro to take in `arch' arguments.
  83         (ALIAS1): New.
  84
  85 2023-12-15  Wilco Dijkstra  <wilco.dijkstra@arm.com>
  86
  87         * config/linux/aarch64/atomic_16.S: Implement lock-free ARMv8.0 atomics.
  88         (libat_exchange_16): Merge RELEASE and ACQ_REL/SEQ_CST cases.
  89         * config/linux/aarch64/host-config.h: Use atomic_16.S for baseline v8.0.
  90
  91 2023-11-10  Wilco Dijkstra  <wilco.dijkstra@arm.com>
  92
  93         * config/linux/aarch64/host-config.h (ifunc1): Use CPUID in ifunc
  94         selection.
  95
  96 2023-10-26  Thomas Schwinge  <thomas@codesourcery.com>
  97
  98         PR testsuite/109951
  99         * configure.ac: 'AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)'.
 100         * Makefile.in: Regenerate.
 101         * configure: Likewise.
 102         * testsuite/Makefile.in: Likewise.
 103         * testsuite/lib/libatomic.exp (libatomic_init): If
 104         '--with-build-sysroot=[...]' was specified, use it for build-tree
 105         testing.
 106         * testsuite/libatomic-site-extra.exp.in (GCC_UNDER_TEST): Don't
 107         set.
 108         (SYSROOT_CFLAGS_FOR_TARGET): Set.
 109
 110 2023-10-23  Jan Beulich  <jbeulich@suse.com>
 111
 112         * Makefile.am (all-multi): Drop commands.
 113         * Makefile.in: Update accordingly.
 114
 115 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
 116
 117         * testsuite/lib/libatomic.exp: Pass correct flags on darwin.
 118
 119 2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>
 120
 121         * Makefile.am: Handle Darwin rpaths.
 122         * Makefile.in: Regenerate.
 123         * configure: Regenerate.
 124         * configure.ac: Handle Darwin rpaths.
 125
 126 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
 127
 128         * configure: Regenerate.
 129
 130 2023-08-07  Alexander von Gluck IV  <kallisti5@unixzen.com>
 131
 132         * configure: Regenerate.
 133
 134 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
 135
 136         * configure: Regenerate.
 137
 138 2023-08-07  Nick Alcock  <nick.alcock@oracle.com>
 139
 140         * configure: Regenerate.
 141
 142 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
 143
 144         * configure: Regenerate.
 145
 146 2023-08-07  H.J. Lu  <hjl.tools@gmail.com>
 147
 148         * configure: Regenerate.
 149
 150 2023-06-10  Xi Ruoyao  <xry111@xry111.site>
 151
 152         * configure.tgt: For x86_64, always set try_ifunc=yes.
 153
 154 2023-06-02  Thomas Schwinge  <thomas@codesourcery.com>
 155
 156         * configure.ac (PERL): Remove.
 157         * configure: Regenerate.
 158         * Makefile.in: Likewise.
 159         * testsuite/Makefile.in: Likewise.
 160
 161 2023-03-24  Wilco Dijkstra  <wilco.dijkstra@arm.com>
 162
 163         PR libgcc/108891
 164         * config/linux/aarch64/atomic_16.S: Fix libat_load_16_i1.
 165         Add comments describing the memory order.
 166
 167 2023-03-03  Stefan Schulze Frielinghaus  <stefansf@linux.ibm.com>
 168
 169         * config/s390/cas_n.c: New file.
 170         * config/s390/load_n.c: New file.
 171         * config/s390/store_n.c: New file.
 172
 173 2023-01-16  Jonathan Wakely  <jwakely@redhat.com>
 174
 175         * configure.tgt (config_path) [target_thread_file=single]:
 176         Use 'mingw' config.
 177
 178 2023-01-07  LIU Hao  <lh_mouse@126.com>
 179
 180         PR middle-end/108300
 181         * config/mingw/lock.c: Define `WIN32_LEAN_AND_MEAN` before
 182         <windows.h>.
 183
 184 2022-11-16  Martin Liska  <mliska@suse.cz>
 185
 186         * Makefile.in: Re-generate.
 187
 188 2022-11-15  Wilco Dijkstra  <wilco.dijkstra@arm.com>
 189
 190         * Makefile.in: Regenerated with automake 1.15.1.
 191         * Makefile.am: Add atomic_16.S for AArch64.
 192         * configure.tgt: Disable outline atomics in AArch64 build.
 193         * config/linux/aarch64/atomic_16.S: New file - implementation of
 194         ifuncs for 16-byte atomics.
 195         * config/linux/aarch64/host-config.h: Enable ifuncs, use LSE
 196         (HWCAP_ATOMICS) for 1-8-byte atomics and LSE2 (HWCAP_USCAT) for
 197         16-byte atomics.
 198
 199 2022-11-15  Jakub Jelinek  <jakub@redhat.com>
 200
 201         PR target/104688
 202         * config/x86/init.c (__libat_feat1_init): Don't clear
 203         bit_AVX on AMD CPUs.
 204
 205 2022-10-19  LIU Hao  <lh_mouse@126.com>
 206
 207         * configure.tgt: Add new case for `mcf` thread model
 208
 209 2022-10-12  Martin Liska  <mliska@suse.cz>
 210
 211         * configure: Regenerate.
 212
 213 2022-10-11  Olivier Hainque  <hainque@adacore.com>
 214             Olivier Hainque  <hainque@adacore.com>
 215
 216         * configure: Regenerate.
 217
 218 2022-08-30  Martin Liska  <mliska@suse.cz>
 219
 220         * testsuite/Makefile.in: Regenerate.
 221
 222 2022-08-08  Tamar Christina  <tamar.christina@arm.com>
 223
 224         PR target/102218
 225         * config/arm/host-config.h (pre_seq_barrier, post_seq_barrier,
 226         pre_post_seq_barrier): Require barrier on __ATOMIC_SEQ_CST.
 227
 228 2022-08-08  Tamar Christina  <tamar.christina@arm.com>
 229
 230         PR target/102218
 231         * config/aarch64/aarch64-config.h: New file.
 232         * config/aarch64/host-config.h: New file.
 233
 234 2022-06-02  David Malcolm  <dmalcolm@redhat.com>
 235
 236         * testsuite/lib/libatomic.exp: Add load_gcc_lib of scansarif.exp.
 237
 238 2022-03-24  Tom de Vries  <tdevries@suse.de>
 239
 240         PR target/105011
 241         * tas_n.c (libat_test_and_set): Fix return value.
 242
 243 2022-03-17  Jakub Jelinek  <jakub@redhat.com>
 244
 245         PR target/104688
 246         * Makefile.am (IFUNC_OPTIONS): Change on x86_64 to -mcx16 -mcx16.
 247         (libatomic_la_LIBADD): Add $(addsuffix _16_2_.lo,$(SIZEOBJS)) for
 248         x86_64.
 249         * Makefile.in: Regenerated.
 250         * config/x86/host-config.h (IFUNC_COND_1): For x86_64 define to
 251         both AVX and CMPXCHG16B bits.
 252         (IFUNC_COND_2): Define.
 253         (IFUNC_NCOND): For x86_64 define to 2 * (N == 16).
 254         (MAYBE_HAVE_ATOMIC_CAS_16, MAYBE_HAVE_ATOMIC_EXCHANGE_16,
 255         MAYBE_HAVE_ATOMIC_LDST_16): Define to IFUNC_COND_2 rather than
 256         IFUNC_COND_1.
 257         (HAVE_ATOMIC_CAS_16): Redefine to 1 whenever IFUNC_ALT != 0.
 258         (HAVE_ATOMIC_LDST_16): Redefine to 1 whenever IFUNC_ALT == 1.
 259         (atomic_compare_exchange_n): Define whenever IFUNC_ALT != 0
 260         on x86_64 for N == 16.
 261         (__atomic_load_n, __atomic_store_n): Redefine whenever IFUNC_ALT == 1
 262         on x86_64 for N == 16.
 263         (atomic_load_n, atomic_store_n): New functions.
 264         * config/x86/init.c (__libat_feat1_init): On x86_64 clear bit_AVX
 265         if CPU vendor is not Intel.
 266
 267 2022-02-03  David Seifert  <soap@gentoo.org>
 268             Jakub Jelinek  <jakub@redhat.com>
 269
 270         * configure.ac: Support --disable-werror.
 271         * configure: Regenerate.
 272
 273 2022-01-31  Martin Liska  <mliska@suse.cz>
 274
 275         * acinclude.m4: Detect *_ld_is_mold and use it.
 276         * configure: Regenerate.
 277
 278 2022-01-24  Martin Liska  <mliska@suse.cz>
 279
 280         * acinclude.m4: Remove duplicate
 281         LIBAT_CHECK_LINKER_FEATURES.
 282         * configure: Regenerate.
 283
 284 2021-07-21  Martin Sebor  <msebor@redhat.com>
 285
 286         PR bootstrap/101379
 287         * config/linux/arm/host-config.h (__kernel_helper_version): New
 288         function.  Adjust shadow macro.
 289
 290 2021-01-15  Jakub Jelinek  <jakub@redhat.com>
 291
 292         PR target/70454
 293         * configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
 294         be added through preprocessor check on
 295         __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.  Determine if try_ifunc is needed
 296         based on preprocessor check on __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
 297         or __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8.
 298
 299 2021-01-05  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 300
 301         * configure: Re-generate.
 302
 303 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 304
 305         PR target/97865
 306         * configure: Regenerate.
 307
 308 2020-11-29  John David Anglin  <danglin@gcc.gnu.org>
 309
 310         * configure: Regenerate.
 311
 312 2020-10-11  Clement Chigot  <clement.chigot@atos.net>
 313
 314         * config/t-aix: Delete and recreate libatomic before creating
 315         FAT library.
 316
 317 2020-09-27  Clement Chigot  <clement.chigot@atos.net>
 318
 319         * config/t-aix: Use $(AR) without -X32_64.
 320
 321 2020-09-11  Tom de Vries  <tdevries@suse.de>
 322
 323         PR target/96898
 324         * configure.tgt: Add nvptx.
 325         * libatomic_i.h (MASK_8, INVERT_MASK_8): New macro definition.
 326         * config/nvptx/host-config.h: New file.
 327         * config/nvptx/lock.c: New file.
 328
 329 2020-09-07  Tom de Vries  <tdevries@suse.de>
 330
 331         * testsuite/libatomic.c/atomic-generic.c: Include string.h.
 332
 333 2020-07-14  David Edelsohn  <dje.gcc@gmail.com>
 334
 335         * config/t-aix: Set BITS from compiler cpp macro.
 336
 337 2020-06-22  David Edelsohn  <dje.gcc@gmail.com>
 338
 339         * Makefile.am: Use -include.
 340         * Makefile.in: Regenerate.
 341
 342 2020-06-21  David Edelsohn  <dje.gcc@gmail.com>
 343
 344         * Makefile.am (tmake_file): Build and install AIX-style FAT libraries.
 345         * Makefile.in: Regenerate.
 346         * configure.ac (tmake_file): Substitute.
 347         * configure: Regenerate.
 348         * configure.tgt (powerpc-ibm-aix*): Define tmake_file.
 349         * config/t-aix: New file.
 350
 351 2020-06-01  Uroš Bizjak  <ubizjak@gmail.com>
 352
 353         * config/x86/fenv.c (struct fenv): Add __attribute__ ((gcc_struct)).
 354
 355 2020-05-29  H.J. Lu  <hjl.tools@gmail.com>
 356
 357         PR bootstrap/95413
 358         * configure: Regenerated.
 359
 360 2020-05-15  H.J. Lu  <hongjiu.lu@intel.com>
 361
 362         PR bootstrap/95147
 363         * configure: Regenerated.
 364
 365 2020-05-14  H.J. Lu  <hongjiu.lu@intel.com>
 366
 367         * configure: Regenerated.
 368
 369 2020-05-06  Uroš Bizjak  <ubizjak@gmail.com>
 370
 371         * config/x86/fenv.c (__math_force_eval): Remove.
 372         (__math_force_eval_div): New define.
 373         (__atomic_deraiseexcept): Use __math_force_eval_div to use
 374         generic division to generate INVALID, DIVZERO and INEXACT
 375         exceptions.
 376
 377 2020-05-01  Uroš Bizjak  <ubizjak@gmail.com>
 378
 379         * config/x86/fenv.c (__math_force_eval): New define.
 380         (__atomic_feraiseexcept): Use __math_force_eval to evaluate
 381         generic division to generate INVALID and DIVZERO exceptions.
 382
 383 2020-04-19  Uroš Bizjak  <ubizjak@gmail.com>
 384
 385         * config/x86/fenv.c (__atomic_feraiseexcept) [__SSE_MATH__]:
 386         Remove unneeded assignments to volatile memory.
 387
 388 2020-04-06  Maciej W. Rozycki  <macro@wdc.com>
 389
 390         * configure.ac: Add testsuite/libatomic-site-extra.exp to output
 391         files.
 392         * configure: Regenerate.
 393         * libatomic/testsuite/libatomic-site-extra.exp.in: New file.
 394         * testsuite/Makefile.am (EXTRA_DEJAGNU_SITE_CONFIG): New
 395         variable.
 396         * testsuite/Makefile.in: Regenerate.
 397
 398 2020-02-22  Jakub Jelinek  <jakub@redhat.com>
 399
 400         PR other/55930
 401         * Makefile.am (M_DEPS): Guard the empty definition with
 402         @AMDEP_FALSE@ rather than @AMDEP_TRUE@.
 403         * Makefile.in: Regenerated.
 404
 405 2020-02-22  Richard Purdie  <rpurdie@rpsys.net>
 406
 407         PR other/55930
 408         * Makefile.am (M_DEPS): Honor -disable-dependency-tracking.
 409         * Makefile.in: Regenerated.
 410
 411 2020-01-24  Maciej W. Rozycki  <macro@wdc.com>
 412
 413         * configure.ac: Handle `--with-toolexeclibdir='.
 414         * Makefile.in: Regenerate.
 415         * aclocal.m4: Regenerate.
 416         * configure: Regenerate.
 417         * testsuite/Makefile.in: Regenerate.
 418
 419 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 420
 421         Update copyright years.
 422
 423 2019-09-27  Maciej W. Rozycki  <macro@wdc.com>
 424
 425         * configure: Regenerate.
 426
 427 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
 428
 429         * configure.tgt: Handle arm*-*-uclinux*.
 430         * configure: Regenerate.
 431
 432 2019-09-03  Chung-Lin Tang  <cltang@codesourcery.com>
 433
 434         PR other/79543
 435         * acinclude.m4 (LIBAT_CHECK_LINKER_FEATURES): Fix GNU ld --version
 436         scanning to conform to the GNU Coding Standards.
 437         * configure: Regenerate.
 438
 439 2019-06-14  Matt Thomas  <matt@3am-software.com>
 440             Matthew Green  <mrg@eterna.com.au>
 441             Nick Hudson  <skrll@netbsd.org>
 442             Maya Rashish  <coypu@sdf.org>
 443
 444         * configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD.
 445
 446 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 447
 448         Update copyright years.
 449
 450 2018-10-31  Joseph Myers  <joseph@codesourcery.com>
 451
 452         PR bootstrap/82856
 453         * Makefile.am: Include multilib.am.
 454         * acinclude.m4: Use AC_LANG_SOURCE.
 455         * configure.ac: Remove AC_PREREQ.
 456         * testsuite/Makefile.am (RUNTEST): Remove quotes.
 457         * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
 458         Regenerate.
 459
 460 2018-06-21  Christophe Lyon  <christophe.lyon@linaro.org>
 461
 462         * config/arm/arm-config.h (__ARM_ARCH__): Remove definitions, use
 463         __ARM_ARCH instead. Use __ARM_FEATURE_LDREX to define HAVE_STREX
 464         and HAVE_STREXBHD
 465
 466 2018-05-23  Florian Weimer  <fweimer@redhat.com>
 467
 468         PR libgcc/60790
 469         x86: Do not assume ELF constructors run before IFUNC resolvers.
 470         * config/x86/host-config.h (libat_feat1_ecx, libat_feat1_edx):
 471         Remove declarations.
 472         (__libat_feat1, __libat_feat1_init): Declare.
 473         (FEAT1_REGISTER): Define.
 474         (load_feat1): New function.
 475         (IFUNC_COND_1): Adjust.
 476         * config/x86/init.c (libat_feat1_ecx, libat_feat1_edx)
 477         (init_cpuid): Remove definitions.
 478         (__libat_feat1): New variable.
 479         (__libat_feat1_init): New function.
 480
 481 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 482
 483         PR testsuite/85106
 484         * testsuite/lib/libatomic.exp: Include scanltranstree.exp.
 485
 486 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 487
 488         PR testsuite/85106
 489         * testsuite/lib/libatomic.exp: Include scanwpaipa.exp.
 490
 491 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 492
 493         * configure: Regenerated.
 494
 495 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 496
 497         * configure: Regenerated.
 498
 499 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 500
 501         PR jit/85384
 502         * configure: Regenerate.
 503
 504 2018-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 505
 506         * config/s390/exch_n.c: New file.
 507         * configure.tgt: Add the config directory for s390.
 508
 509 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 510
 511         PR target/84148
 512         * configure: Regenerate.
 513
 514 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 515
 516         Update copyright years.
 517
 518 2017-12-14  Steve Ellcey  <sellcey@cavium.com>
 519
 520         * Makefile.am (IFUNC_OPTIONS): Change aarch64
 521         option from -march=armv8.1-a to -march=armv8-a+lse.
 522         * configure.ac (*aarch64*): Check to see if
 523         compiler understands -march=armv8-a+lse option.
 524         * configure.tgt (*aarch64*): Only set try_ifunc
 525         if compiler understands -march=armv8-a+lse option.
 526         * Makefile.in: Regenerate.
 527         * testsuite/Makefile.in: Regenerate.
 528         * configure: Regenerate.
 529         * aclocal.m4: Regenerate.
 530
 531 2017-12-04  Steve Ellcey  <sellcey@cavium.com>
 532
 533         * Makefile.am (ARCH_AARCH64_LINUX): Add IFUNC_OPTIONS and
 534         libatomic_la_LIBADD.
 535         * config/linux/aarch64/host-config.h: New file.
 536         * configure.ac (IFUNC_RESOLVER_ARGS): Define.
 537         (ARCH_AARCH64_LINUX): New conditional for IFUNC builds.
 538         * configure.tgt (aarch64): Set ARCH and try_ifunc.
 539         (aarch64*-*-linux*) Update config_path.
 540         (aarch64*-*-linux*) Set IFUNC_RESOLVER_ARGS.
 541         * libatomic_i.h (GEN_SELECTOR): Add IFUNC_RESOLVER_ARGS argument.
 542         * Makefile.in: Regenerate.
 543         * auto-config.h.in: Regenerate.
 544         * configure: Regenerate.
 545
 546 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 547
 548         * configure.ac: Set CET_FLAGS, update XCFLAGS.
 549         * acinclude.m4: Add cet.m4 and enable.m4.
 550         * configure: Regenerate.
 551         * Makefile.in: Likewise.
 552         * testsuite/Makefile.in: Likewise.
 553
 554 2017-10-20  Richard Earnshaw  <rearnsha@arm.com>
 555
 556         * Makefile.am: (IFUNC_OPTIONS): Set the architecture to
 557         -march=armv7-a+fp on Linux/Arm.
 558         * Makefile.in: Regenerated.
 559
 560 2017-10-02  Martin Sebor  <msebor@redhat.com>
 561
 562         PR c/81854
 563         * acinclude.m4 (LIBAT_CHECK_IFUNC): Have ifunc resolver return
 564         a function pointer rather than void* to avoid GCC 8 warnings.
 565         * configure: Regenerate.
 566         * libatomic_i.h: Declare ifunc resolvers to return function
 567         pointers rather than void*.
 568
 569 2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 570
 571         * testsuite/lib/libatomic.exp: Load scanlang.exp.
 572
 573 2017-02-06  Palmer Dabbelt <palmer@dabbelt.com>
 574
 575         * configure.tgt: Add RISC-V tuple.
 576
 577 2017-02-01  Richard Henderson  <rth@redhat.com>
 578             Torvald Riegel  <triegel@redhat.com>
 579
 580         * acinclude.m4: Add #define FAST_ATOMIC_LDST_*.
 581         * auto-config.h.in: Regenerate.
 582         * config/x86/host-config.h (FAST_ATOMIC_LDST_16): Define to 0.
 583         (atomic_compare_exchange_n): New.
 584         * glfree.c (EXACT, LARGER): Change condition and add comments.
 585
 586 2017-01-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 587
 588         PR target/78945
 589         * config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.
 590
 591 2017-01-21  Jakub Jelinek  <jakub@redhat.com>
 592
 593         PR other/79046
 594         * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
 595         of cat to get version from BASE-VER file.
 596         * testsuite/Makefile.in: Regenerated.
 597
 598 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 599
 600         PR other/79046
 601         * configure.ac: Add GCC_BASE_VER.
 602         * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
 603         get version from BASE-VER file.
 604         * testsuite/Makefile.in: Regenerated.
 605         * configure: Regenerated.
 606         * Makefile.in: Regenerated.
 607
 608 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
 609
 610         Update copyright years.
 611
 612 2016-11-15  Matthias Klose  <doko@ubuntu.com>
 613
 614         * configure: Regenerate.
 615
 616 2016-04-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 617
 618         * configure.tgt (configure_tgt_pre_target_cpu_XCFLAGS): New variable.
 619         (*-*-rtems*): New supported target.
 620         * config/rtems/host-config.h: New file.
 621         * config/rtems/lock.c: Likewise.
 622
 623 2016-04-25  H.J. Lu  <hongjiu.lu@intel.com>
 624
 625         PR target/70454
 626         * configure.tgt (XCFLAGS): Revert the last change.
 627
 628 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
 629
 630         PR target/70454
 631         * configure.tgt (XCFLAGS): Don't add -march=i486 to compile
 632         32-bit x86 target library on x86-64.
 633
 634 2016-01-06  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 635
 636         PR other/67627
 637         * Makefile.am (all-multi): Add dependency.
 638         * Makefile.in: Regenerate.
 639
 640 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 641
 642         Update copyright years.
 643
 644 2015-11-18  Joseph Myers  <joseph@codesourcery.com>
 645
 646         PR c/65083
 647         * fence.c, flag.c: New files.
 648         * Makefile.am (libatomic_la_SOURCES): Add fence.c and flag.c.
 649         * Makefile.in: Regenerate.
 650         * configure.ac (libtool_VERSION): Change to 3:0:2.
 651         * configure: Regenerate.
 652         * libatomic.map (LIBATOMIC_1.2): New symbol version.
 653
 654 2015-10-09  David Malcolm  <dmalcolm@redhat.com>
 655
 656         * testsuite/lib/libatomic.exp: Load multiline.exp before
 657         prune.exp, using load_gcc_lib.
 658
 659 2015-07-14  John Marino  <gnugcc@marino.st>
 660
 661         * configure.tgt: Add *-*-dragonfly to supported targets.
 662
 663 2015-01-21  Andrew Waterman <waterman@cs.berkeley.edu>
 664
 665         * fop_n.c (libat_fetch_op): Align address to word boundary.
 666         (libat_op_fetch): Likewise.
 667
 668 2015-01-16  Ilya Verbin  <ilya.verbin@intel.com>
 669
 670         PR testsuite/64605
 671         * testsuite/lib/libatomic.exp: Do not load gcc-dg.exp.
 672         * testsuite/libatomic.c/c.exp: Load gcc-dg.exp.
 673
 674 2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>
 675
 676         * configure.tgt: Exclude arm*-*-freebsd* from try_ifunc.
 677
 678 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
 679
 680         Update copyright years.
 681
 682 2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 683
 684         * testsuite/lib/libatomic.exp: Load target-utils.exp
 685
 686 2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>
 687
 688         PR bootstrap/63784
 689         * configure: Regenerated.
 690
 691 2014-11-13  Andrew Waterman <waterman@cs.berkeley.edu>
 692
 693         * cas_n.c (libat_compare_exchange): Add missing cast.
 694
 695 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 696
 697         PR target/63610
 698         * configure: Regenerate.
 699
 700 2014-08-19  Yaakov Selkowitz  <yselkowi@redhat.com>
 701
 702         * configure.tgt: Add cygwin to supported targets.
 703
 704 2014-07-18  Uros Bizjak  <ubizjak@gmail.com>
 705
 706         * configure.tgt (alpha*): Add -mfp-trap-mode=sui to XCFLAGS.
 707
 708 2014-06-17  Kai Tietz  <ktietz@redhat.com>
 709
 710         * Makefile.am (libatomic_la_LDFLAGS): Add lt_host_flags.
 711         * configure.ac (ACX_LT_HOST_FLAGS): New.
 712         (target_thread_file): New.
 713         * configure.tgt (mingw): Add mingw support.
 714         * config/mingw/host-config.h: New file.
 715         * config/mingw/lock.c: Likewise.
 716         * Makefile.in: Regenerated.
 717         * configure: Likewise.
 718         * aclocal.m4: Likewise.
 719         * testsuite/Makefile.in: Likewise.
 720
 721 2014-02-20  Richard Henderson <rth@redhat.com>
 722
 723         PR c++/60272
 724         * cas_n.c (libat_compare_exchange): Conditionalize on failure
 725         the store back to EPTR.
 726
 727 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 728
 729         Update copyright years
 730
 731 2013-12-09  Uros Bizjak  <ubizjak@gmail.com>
 732
 733         * config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
 734         instructions when __SSE_MATH__ is defined.
 735
 736 2013-11-18  Joseph Myers  <joseph@codesourcery.com>
 737
 738         * testsuite/libatomic.c/atomic-compare-exchange-1.c,
 739         testsuite/libatomic.c/atomic-compare-exchange-2.c,
 740         testsuite/libatomic.c/atomic-compare-exchange-3.c,
 741         testsuite/libatomic.c/atomic-compare-exchange-4.c,
 742         testsuite/libatomic.c/atomic-compare-exchange-5.c,
 743         testsuite/libatomic.c/atomic-exchange-1.c,
 744         testsuite/libatomic.c/atomic-exchange-2.c,
 745         testsuite/libatomic.c/atomic-exchange-3.c,
 746         testsuite/libatomic.c/atomic-exchange-4.c,
 747         testsuite/libatomic.c/atomic-exchange-5.c,
 748         testsuite/libatomic.c/atomic-generic.c,
 749         testsuite/libatomic.c/atomic-load-1.c,
 750         testsuite/libatomic.c/atomic-load-2.c,
 751         testsuite/libatomic.c/atomic-load-3.c,
 752         testsuite/libatomic.c/atomic-load-4.c,
 753         testsuite/libatomic.c/atomic-load-5.c,
 754         testsuite/libatomic.c/atomic-op-1.c,
 755         testsuite/libatomic.c/atomic-op-2.c,
 756         testsuite/libatomic.c/atomic-op-3.c,
 757         testsuite/libatomic.c/atomic-op-4.c,
 758         testsuite/libatomic.c/atomic-op-5.c,
 759         testsuite/libatomic.c/atomic-store-1.c,
 760         testsuite/libatomic.c/atomic-store-2.c,
 761         testsuite/libatomic.c/atomic-store-3.c,
 762         testsuite/libatomic.c/atomic-store-4.c,
 763         testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
 764         int.  Do not require built-in sync support or add target-specific
 765         options.
 766         * testsuite/libatomic.c/atomic-exchange-1.c,
 767         testsuite/libatomic.c/atomic-exchange-2.c,
 768         testsuite/libatomic.c/atomic-exchange-3.c,
 769         testsuite/libatomic.c/atomic-exchange-4.c,
 770         testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
 771         count from expression using value of count.
 772
 773 2013-11-10  Uros Bizjak  <ubizjak@gmail.com>
 774
 775         * config/x86/fenv.c: New file.
 776
 777 2013-11-07  Joseph Myers  <joseph@codesourcery.com>
 778
 779         * fenv.c: New file.
 780         * libatomic.map (LIBATOMIC_1.1): New symbol version.  Include
 781         __atomic_feraiseexcept.
 782         * configure.ac (libtool_VERSION): Change to 2:0:1.
 783         (fenv.h): Test for header.
 784         * Makefile.am (libatomic_la_SOURCES): Add fenv.c.
 785         * Makefile.in, auto-config.h.in, configure: Regenerate.
 786
 787 2013-10-17  Michael Hudson-Doyle  <michael.hudson@linaro.org>
 788
 789         * libatomic/configure.tgt (aarch64*): Remove code preventing
 790         build.
 791
 792 2013-09-20  Alan Modra  <amodra@gmail.com>
 793
 794         * configure: Regenerate.
 795
 796 2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>
 797
 798         Update copyright years.
 799
 800 2012-12-18  Ian Lance Taylor  <iant@google.com>
 801
 802         PR go/55201
 803         * Makefile.am (noinst_LTLIBRARIES): Define new make variable.
 804         (libatomic_convenience_la_SOURCES): Likewise.
 805         (libatomic_convenience_la_LIBADD): Likewise.
 806         * Makefile.in: Rebuild.
 807         * testsuite/Makefile.in: Rebuild.
 808
 809 2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>
 810
 811         * config/arm/arm-config.h (__ARM_ARCH_8A__): New.
 812
 813 2012-11-21  Matthias Klose  <doko@ubuntu.com>
 814
 815         * configure.tgt (i[3456]86): Handle -mx32 like -m64.
 816
 817 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
 818
 819         * acinclude.m4 (LIBAT_CHECK_IFUNC): Clarify message.
 820         * configure: Regenerate.
 821
 822         * configure: Regenerate.
 823
 824 2012-10-23  Sofiane Naci <sofiane.naci@arm.com>
 825
 826         Mark libatomic unsupported in AArch64.
 827
 828         * configure.tgt: Mark libatomic unsupported.
 829
 830 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
 831
 832         PR other/43620
 833         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
 834         * configure: Regenerate.
 835         * Makefile.in: Regenerate.
 836
 837 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
 838
 839         * configure: Regenerated.
 840
 841 2012-05-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 842
 843         PR other/53231
 844         * tas_n.c (libat_test_and_set): Correct return.  Remove unused variable.
 845
 846 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
 847
 848         * configure: Regenerated.
 849
 850 2012-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 851
 852         PR other/53284
 853         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Add -O0 -S to CFLAGS
 854         instead of overriding.
 855         * configure: Regenerate.
 856
 857 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 858
 859         * Makefile.am (libatomic.map-sun): Handle objects in
 860         libatomic_la_LIBADD.
 861         * aclocal.m4: Regenerate.
 862         * Makefile.in: Regenerate.
 863
 864 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 865
 866         * configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
 867         * configure: Regenerate.
 868
 869 2012-05-03  Richard Henderson  <rth@redhat.com>
 870
 871         * configure.ac (AM_MAINTAINER_MODE): New.
 872         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
 873         failure in gcc_no_link path.
 874         * configure, aclocal.m4, Makefile.in: Rebuild.
 875
 876 2012-05-01  Richard Henderson  <rth@redhat.com>
 877
 878         * Initial commit.
 879 \f
 880 Copyright (C) 2012-2024 Free Software Foundation, Inc.
 881
 882 Copying and distribution of this file, with or without modification,
 883 are permitted in any medium without royalty provided the copyright
 884 notice and this notice are preserved.