libatomic/ChangeLog

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