libatomic/ChangeLog

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