path: root/libatomic/ChangeLog

2024-04-26  Wilco Dijkstra  <wilco.dijkstra@arm.com>

	* config/linux/aarch64/atomic_16.S: Add __libat_ prefix in the
	LSE2/LSE128/CORE macros, remove elsewhere.  Add ATOMIC macro.

2024-04-05  Jakub Jelinek  <jakub@redhat.com>

	* configure: Regenerate.

2024-04-04  Wilco Dijkstra  <wilco.dijkstra@arm.com>

	PR target/113986
	* Makefile.in: Regenerated.
	* Makefile.am: Make atomic_16.S not depend on HAVE_IFUNC.
	Remove predefine of HAVE_FEAT_LSE128.
	* acinclude.m4: Remove ARCH_AARCH64_HAVE_LSE128.
	* configure: Regenerated.
	* config/linux/aarch64/atomic_16.S: Add __atomic_ alias if !HAVE_IFUNC.
	* config/linux/aarch64/host-config.h: Correctly handle !HAVE_IFUNC.
	Add defines for HWCAP_ATOMICS and HWCAP_CPUID.

2024-02-14  Roger Sayle  <roger@nextmovesoftware.com>
	    Victor Do Nascimento  <victor.donascimento@arm.com>

	PR other/113336
	* Makefile.am: Build tas_1_2_.o on ARCH_ARM_LINUX
	* Makefile.in: Regenerate.

2024-02-03  John David Anglin  <danglin@gcc.gnu.org>

	PR target/59778
	* configure.tgt (hppa*): Set ARCH.
	* config/pa/fenv.c: New file.

2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>

	* config/linux/aarch64/host-config.h (has_lse2): Add test for LSE.
	(has_lse128): Add test for LSE2.

2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>

	* Makefile.am (AM_CPPFLAGS): add conditional setting of
	-DHAVE_FEAT_LSE128.
	* acinclude.m4 (LIBAT_TEST_FEAT_AARCH64_LSE128): New.
	* config/linux/aarch64/atomic_16.S (LSE128): New macro
	definition.
	(libat_exchange_16): New LSE128 variant.
	(libat_fetch_or_16): Likewise.
	(libat_or_fetch_16): Likewise.
	(libat_fetch_and_16): Likewise.
	(libat_and_fetch_16): Likewise.
	* config/linux/aarch64/host-config.h (IFUNC_COND_2): New.
	(IFUNC_NCOND): Add operand size checking.
	(has_lse2): Renamed from `ifunc1`.
	(has_lse128): New.
	(HWCAP2_LSE128): Likewise.
	* configure.ac: Add call to
	LIBAT_TEST_FEAT_AARCH64_LSE128.
	* configure (ac_subst_vars): Regenerated via autoreconf.
	* Makefile.in: Likewise.
	* auto-config.h.in: Likewise.

2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>

	* config/linux/aarch64/host-config.h (__ifunc_arg_t):
	Conditionally-defined if `sys/ifunc.h' not found.
	(_IFUNC_ARG_HWCAP): Likewise.
	(IFUNC_COND_1): Pass __ifunc_arg_t argument to ifunc.
	(ifunc1): Modify function signature to accept __ifunc_arg_t
	argument.
	* configure.tgt: Add second `const __ifunc_arg_t *features'
	argument to IFUNC_RESOLVER_ARGS.

2024-01-28  Victor Do Nascimento  <victor.donascimento@arm.com>

	* config/linux/aarch64/atomic_16.S (CORE): New macro.
	(LSE2): Likewise.
	(ENTRY_FEAT): Likewise.
	(ENTRY_FEAT1): Likewise.
	(END_FEAT): Likewise.
	(END_FEAT1): Likewise.
	(ALIAS): Modify macro to take in `arch' arguments.
	(ALIAS1): New.

2023-12-15  Wilco Dijkstra  <wilco.dijkstra@arm.com>

	* config/linux/aarch64/atomic_16.S: Implement lock-free ARMv8.0 atomics.
	(libat_exchange_16): Merge RELEASE and ACQ_REL/SEQ_CST cases.
	* config/linux/aarch64/host-config.h: Use atomic_16.S for baseline v8.0.

2023-11-10  Wilco Dijkstra  <wilco.dijkstra@arm.com>

	* config/linux/aarch64/host-config.h (ifunc1): Use CPUID in ifunc
	selection.

2023-10-26  Thomas Schwinge  <thomas@codesourcery.com>

	PR testsuite/109951
	* configure.ac: 'AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)'.
	* Makefile.in: Regenerate.
	* configure: Likewise.
	* testsuite/Makefile.in: Likewise.
	* testsuite/lib/libatomic.exp (libatomic_init): If
	'--with-build-sysroot=[...]' was specified, use it for build-tree
	testing.
	* testsuite/libatomic-site-extra.exp.in (GCC_UNDER_TEST): Don't
	set.
	(SYSROOT_CFLAGS_FOR_TARGET): Set.

2023-10-23  Jan Beulich  <jbeulich@suse.com>

	* Makefile.am (all-multi): Drop commands.
	* Makefile.in: Update accordingly.

2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>

	* testsuite/lib/libatomic.exp: Pass correct flags on darwin.

2023-10-22  Iain Sandoe  <iain@sandoe.co.uk>

	* Makefile.am: Handle Darwin rpaths.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* configure.ac: Handle Darwin rpaths.

2023-08-07  Nick Alcock  <nick.alcock@oracle.com>

	* configure: Regenerate.

2023-08-07  Alexander von Gluck IV  <kallisti5@unixzen.com>

	* configure: Regenerate.

2023-08-07  Nick Alcock  <nick.alcock@oracle.com>

	* configure: Regenerate.

2023-08-07  Nick Alcock  <nick.alcock@oracle.com>

	* configure: Regenerate.

2023-08-07  H.J. Lu  <hjl.tools@gmail.com>

	* configure: Regenerate.

2023-08-07  H.J. Lu  <hjl.tools@gmail.com>

	* configure: Regenerate.

2023-06-10  Xi Ruoyao  <xry111@xry111.site>

	* configure.tgt: For x86_64, always set try_ifunc=yes.

2023-06-02  Thomas Schwinge  <thomas@codesourcery.com>

	* configure.ac (PERL): Remove.
	* configure: Regenerate.
	* Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.

2023-03-24  Wilco Dijkstra  <wilco.dijkstra@arm.com>

	PR libgcc/108891
	* config/linux/aarch64/atomic_16.S: Fix libat_load_16_i1.
	Add comments describing the memory order.

2023-03-03  Stefan Schulze Frielinghaus  <stefansf@linux.ibm.com>

	* config/s390/cas_n.c: New file.
	* config/s390/load_n.c: New file.
	* config/s390/store_n.c: New file.

2023-01-16  Jonathan Wakely  <jwakely@redhat.com>

	* configure.tgt (config_path) [target_thread_file=single]:
	Use 'mingw' config.

2023-01-07  LIU Hao  <lh_mouse@126.com>

	PR middle-end/108300
	* config/mingw/lock.c: Define `WIN32_LEAN_AND_MEAN` before
	<windows.h>.

2022-11-16  Martin Liska  <mliska@suse.cz>

	* Makefile.in: Re-generate.

2022-11-15  Wilco Dijkstra  <wilco.dijkstra@arm.com>

	* Makefile.in: Regenerated with automake 1.15.1.
	* Makefile.am: Add atomic_16.S for AArch64.
	* configure.tgt: Disable outline atomics in AArch64 build.
	* config/linux/aarch64/atomic_16.S: New file - implementation of
	ifuncs for 16-byte atomics.
	* config/linux/aarch64/host-config.h: Enable ifuncs, use LSE
	(HWCAP_ATOMICS) for 1-8-byte atomics and LSE2 (HWCAP_USCAT) for
	16-byte atomics.

2022-11-15  Jakub Jelinek  <jakub@redhat.com>

	PR target/104688
	* config/x86/init.c (__libat_feat1_init): Don't clear
	bit_AVX on AMD CPUs.

2022-10-19  LIU Hao  <lh_mouse@126.com>

	* configure.tgt: Add new case for `mcf` thread model

2022-10-12  Martin Liska  <mliska@suse.cz>

	* configure: Regenerate.

2022-10-11  Olivier Hainque  <hainque@adacore.com>
	    Olivier Hainque  <hainque@adacore.com>

	* configure: Regenerate.

2022-08-30  Martin Liska  <mliska@suse.cz>

	* testsuite/Makefile.in: Regenerate.

2022-08-08  Tamar Christina  <tamar.christina@arm.com>

	PR target/102218
	* config/arm/host-config.h (pre_seq_barrier, post_seq_barrier,
	pre_post_seq_barrier): Require barrier on __ATOMIC_SEQ_CST.

2022-08-08  Tamar Christina  <tamar.christina@arm.com>

	PR target/102218
	* config/aarch64/aarch64-config.h: New file.
	* config/aarch64/host-config.h: New file.

2022-06-02  David Malcolm  <dmalcolm@redhat.com>

	* testsuite/lib/libatomic.exp: Add load_gcc_lib of scansarif.exp.

2022-03-24  Tom de Vries  <tdevries@suse.de>

	PR target/105011
	* tas_n.c (libat_test_and_set): Fix return value.

2022-03-17  Jakub Jelinek  <jakub@redhat.com>

	PR target/104688
	* Makefile.am (IFUNC_OPTIONS): Change on x86_64 to -mcx16 -mcx16.
	(libatomic_la_LIBADD): Add $(addsuffix _16_2_.lo,$(SIZEOBJS)) for
	x86_64.
	* Makefile.in: Regenerated.
	* config/x86/host-config.h (IFUNC_COND_1): For x86_64 define to
	both AVX and CMPXCHG16B bits.
	(IFUNC_COND_2): Define.
	(IFUNC_NCOND): For x86_64 define to 2 * (N == 16).
	(MAYBE_HAVE_ATOMIC_CAS_16, MAYBE_HAVE_ATOMIC_EXCHANGE_16,
	MAYBE_HAVE_ATOMIC_LDST_16): Define to IFUNC_COND_2 rather than
	IFUNC_COND_1.
	(HAVE_ATOMIC_CAS_16): Redefine to 1 whenever IFUNC_ALT != 0.
	(HAVE_ATOMIC_LDST_16): Redefine to 1 whenever IFUNC_ALT == 1.
	(atomic_compare_exchange_n): Define whenever IFUNC_ALT != 0
	on x86_64 for N == 16.
	(__atomic_load_n, __atomic_store_n): Redefine whenever IFUNC_ALT == 1
	on x86_64 for N == 16.
	(atomic_load_n, atomic_store_n): New functions.
	* config/x86/init.c (__libat_feat1_init): On x86_64 clear bit_AVX
	if CPU vendor is not Intel.

2022-02-03  David Seifert  <soap@gentoo.org>
	    Jakub Jelinek  <jakub@redhat.com>

	* configure.ac: Support --disable-werror.
	* configure: Regenerate.

2022-01-31  Martin Liska  <mliska@suse.cz>

	* acinclude.m4: Detect *_ld_is_mold and use it.
	* configure: Regenerate.

2022-01-24  Martin Liska  <mliska@suse.cz>

	* acinclude.m4: Remove duplicate
	LIBAT_CHECK_LINKER_FEATURES.
	* configure: Regenerate.

2021-07-21  Martin Sebor  <msebor@redhat.com>

	PR bootstrap/101379
	* config/linux/arm/host-config.h (__kernel_helper_version): New
	function.  Adjust shadow macro.

2021-01-15  Jakub Jelinek  <jakub@redhat.com>

	PR target/70454
	* configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
	be added through preprocessor check on
	__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.  Determine if try_ifunc is needed
	based on preprocessor check on __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
	or __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8.

2021-01-05  Samuel Thibault  <samuel.thibault@ens-lyon.org>

	* configure: Re-generate.

2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>

	PR target/97865
	* configure: Regenerate.

2020-11-29  John David Anglin  <danglin@gcc.gnu.org>

	* configure: Regenerate.

2020-10-11  Clement Chigot  <clement.chigot@atos.net>

	* config/t-aix: Delete and recreate libatomic before creating
	FAT library.

2020-09-27  Clement Chigot  <clement.chigot@atos.net>

	* config/t-aix: Use $(AR) without -X32_64.

2020-09-11  Tom de Vries  <tdevries@suse.de>

	PR target/96898
	* configure.tgt: Add nvptx.
	* libatomic_i.h (MASK_8, INVERT_MASK_8): New macro definition.
	* config/nvptx/host-config.h: New file.
	* config/nvptx/lock.c: New file.

2020-09-07  Tom de Vries  <tdevries@suse.de>

	* testsuite/libatomic.c/atomic-generic.c: Include string.h.

2020-07-14  David Edelsohn  <dje.gcc@gmail.com>

	* config/t-aix: Set BITS from compiler cpp macro.

2020-06-22  David Edelsohn  <dje.gcc@gmail.com>

	* Makefile.am: Use -include.
	* Makefile.in: Regenerate.

2020-06-21  David Edelsohn  <dje.gcc@gmail.com>

	* Makefile.am (tmake_file): Build and install AIX-style FAT libraries.
	* Makefile.in: Regenerate.
	* configure.ac (tmake_file): Substitute.
	* configure: Regenerate.
	* configure.tgt (powerpc-ibm-aix*): Define tmake_file.
	* config/t-aix: New file.

2020-06-01  Uroš Bizjak  <ubizjak@gmail.com>

	* config/x86/fenv.c (struct fenv): Add __attribute__ ((gcc_struct)).

2020-05-29  H.J. Lu  <hjl.tools@gmail.com>

	PR bootstrap/95413
	* configure: Regenerated.

2020-05-15  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/95147
	* configure: Regenerated.

2020-05-14  H.J. Lu  <hongjiu.lu@intel.com>

	* configure: Regenerated.

2020-05-06  Uroš Bizjak  <ubizjak@gmail.com>

	* config/x86/fenv.c (__math_force_eval): Remove.
	(__math_force_eval_div): New define.
	(__atomic_deraiseexcept): Use __math_force_eval_div to use
	generic division to generate INVALID, DIVZERO and INEXACT
	exceptions.

2020-05-01  Uroš Bizjak  <ubizjak@gmail.com>

	* config/x86/fenv.c (__math_force_eval): New define.
	(__atomic_feraiseexcept): Use __math_force_eval to evaluate
	generic division to generate INVALID and DIVZERO exceptions.

2020-04-19  Uroš Bizjak  <ubizjak@gmail.com>

	* config/x86/fenv.c (__atomic_feraiseexcept) [__SSE_MATH__]:
	Remove unneeded assignments to volatile memory.

2020-04-06  Maciej W. Rozycki  <macro@wdc.com>

	* configure.ac: Add testsuite/libatomic-site-extra.exp to output
	files.
	* configure: Regenerate.
	* libatomic/testsuite/libatomic-site-extra.exp.in: New file.
	* testsuite/Makefile.am (EXTRA_DEJAGNU_SITE_CONFIG): New
	variable.
	* testsuite/Makefile.in: Regenerate.

2020-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR other/55930
	* Makefile.am (M_DEPS): Guard the empty definition with
	@AMDEP_FALSE@ rather than @AMDEP_TRUE@.
	* Makefile.in: Regenerated.

2020-02-22  Richard Purdie  <rpurdie@rpsys.net>

	PR other/55930
	* Makefile.am (M_DEPS): Honor -disable-dependency-tracking.
	* Makefile.in: Regenerated.

2020-01-24  Maciej W. Rozycki  <macro@wdc.com>

	* configure.ac: Handle `--with-toolexeclibdir='.
	* Makefile.in: Regenerate.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* testsuite/Makefile.in: Regenerate.

2020-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2019-09-27  Maciej W. Rozycki  <macro@wdc.com>

	* configure: Regenerate.

2019-09-10  Christophe Lyon  <christophe.lyon@st.com>

        * configure.tgt: Handle arm*-*-uclinux*.
        * configure: Regenerate.

2019-09-03  Chung-Lin Tang  <cltang@codesourcery.com>

	PR other/79543
	* acinclude.m4 (LIBAT_CHECK_LINKER_FEATURES): Fix GNU ld --version
	scanning to conform to the GNU Coding Standards.
	* configure: Regenerate.

2019-06-14  Matt Thomas  <matt@3am-software.com>
	    Matthew Green  <mrg@eterna.com.au>
	    Nick Hudson  <skrll@netbsd.org>
	    Maya Rashish  <coypu@sdf.org>

	* configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD.

2019-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2018-10-31  Joseph Myers  <joseph@codesourcery.com>

	PR bootstrap/82856
	* Makefile.am: Include multilib.am.
	* acinclude.m4: Use AC_LANG_SOURCE.
	* configure.ac: Remove AC_PREREQ.
	* testsuite/Makefile.am (RUNTEST): Remove quotes.
	* Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
	Regenerate.

2018-06-21  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/arm/arm-config.h (__ARM_ARCH__): Remove definitions, use
	__ARM_ARCH instead. Use __ARM_FEATURE_LDREX to define HAVE_STREX
	and HAVE_STREXBHD

2018-05-23  Florian Weimer  <fweimer@redhat.com>

	PR libgcc/60790
	x86: Do not assume ELF constructors run before IFUNC resolvers.
	* config/x86/host-config.h (libat_feat1_ecx, libat_feat1_edx):
	Remove declarations.
	(__libat_feat1, __libat_feat1_init): Declare.
	(FEAT1_REGISTER): Define.
	(load_feat1): New function.
	(IFUNC_COND_1): Adjust.
	* config/x86/init.c (libat_feat1_ecx, libat_feat1_edx)
	(init_cpuid): Remove definitions.
	(__libat_feat1): New variable.
	(__libat_feat1_init): New function.

2018-05-02  Tom de Vries  <tom@codesourcery.com>

	PR testsuite/85106
	* testsuite/lib/libatomic.exp: Include scanltranstree.exp.

2018-05-02  Tom de Vries  <tom@codesourcery.com>

	PR testsuite/85106
	* testsuite/lib/libatomic.exp: Include scanwpaipa.exp.

2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>

	* configure: Regenerated.

2018-04-19  Jakub Jelinek  <jakub@redhat.com>

	* configure: Regenerated.

2018-04-18  David Malcolm  <dmalcolm@redhat.com>

	PR jit/85384
	* configure: Regenerate.

2018-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/exch_n.c: New file.
	* configure.tgt: Add the config directory for s390.

2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

	PR target/84148
	* configure: Regenerate.

2018-01-03  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2017-12-14  Steve Ellcey  <sellcey@cavium.com>

	* Makefile.am (IFUNC_OPTIONS): Change aarch64
	option from -march=armv8.1-a to -march=armv8-a+lse.
	* configure.ac (*aarch64*): Check to see if
	compiler understands -march=armv8-a+lse option.
	* configure.tgt (*aarch64*): Only set try_ifunc
	if compiler understands -march=armv8-a+lse option.
	* Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.
	* configure: Regenerate.
	* aclocal.m4: Regenerate.

2017-12-04  Steve Ellcey  <sellcey@cavium.com>

	* Makefile.am (ARCH_AARCH64_LINUX): Add IFUNC_OPTIONS and
	libatomic_la_LIBADD.
	* config/linux/aarch64/host-config.h: New file.
	* configure.ac (IFUNC_RESOLVER_ARGS): Define.
	(ARCH_AARCH64_LINUX): New conditional for IFUNC builds.
	* configure.tgt (aarch64): Set ARCH and try_ifunc.
	(aarch64*-*-linux*) Update config_path.
	(aarch64*-*-linux*) Set IFUNC_RESOLVER_ARGS.
	* libatomic_i.h (GEN_SELECTOR): Add IFUNC_RESOLVER_ARGS argument.
	* Makefile.in: Regenerate.
	* auto-config.h.in: Regenerate.
	* configure: Regenerate.

2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

	* configure.ac: Set CET_FLAGS, update XCFLAGS.
	* acinclude.m4: Add cet.m4 and enable.m4.
	* configure: Regenerate.
	* Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.

2017-10-20  Richard Earnshaw  <rearnsha@arm.com>

	* Makefile.am: (IFUNC_OPTIONS): Set the architecture to
	-march=armv7-a+fp on Linux/Arm.
	* Makefile.in: Regenerated.

2017-10-02  Martin Sebor  <msebor@redhat.com>

	PR c/81854
	* acinclude.m4 (LIBAT_CHECK_IFUNC): Have ifunc resolver return
	a function pointer rather than void* to avoid GCC 8 warnings.
	* configure: Regenerate.
	* libatomic_i.h: Declare ifunc resolvers to return function
	pointers rather than void*.

2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* testsuite/lib/libatomic.exp: Load scanlang.exp.

2017-02-06  Palmer Dabbelt <palmer@dabbelt.com>

	* configure.tgt: Add RISC-V tuple.

2017-02-01  Richard Henderson  <rth@redhat.com>
	    Torvald Riegel  <triegel@redhat.com>

	* acinclude.m4: Add #define FAST_ATOMIC_LDST_*.
	* auto-config.h.in: Regenerate.
	* config/x86/host-config.h (FAST_ATOMIC_LDST_16): Define to 0.
	(atomic_compare_exchange_n): New.
	* glfree.c (EXACT, LARGER): Change condition and add comments.

2017-01-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	PR target/78945
	* config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.

2017-01-21  Jakub Jelinek  <jakub@redhat.com>

	PR other/79046
	* testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
	of cat to get version from BASE-VER file.
	* testsuite/Makefile.in: Regenerated.

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR other/79046
	* configure.ac: Add GCC_BASE_VER.
	* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
	get version from BASE-VER file.
	* testsuite/Makefile.in: Regenerated.
	* configure: Regenerated.
	* Makefile.in: Regenerated.

2017-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	* configure: Regenerate.

2016-04-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* configure.tgt (configure_tgt_pre_target_cpu_XCFLAGS): New variable.
	(*-*-rtems*): New supported target.
	* config/rtems/host-config.h: New file.
	* config/rtems/lock.c: Likewise.

2016-04-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/70454
	* configure.tgt (XCFLAGS): Revert the last change.

2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/70454
	* configure.tgt (XCFLAGS): Don't add -march=i486 to compile
	32-bit x86 target library on x86-64.

2016-01-06  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	PR other/67627
	* Makefile.am (all-multi): Add dependency.
	* Makefile.in: Regenerate.

2016-01-04  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2015-11-18  Joseph Myers  <joseph@codesourcery.com>

	PR c/65083
	* fence.c, flag.c: New files.
	* Makefile.am (libatomic_la_SOURCES): Add fence.c and flag.c.
	* Makefile.in: Regenerate.
	* configure.ac (libtool_VERSION): Change to 3:0:2.
	* configure: Regenerate.
	* libatomic.map (LIBATOMIC_1.2): New symbol version.

2015-10-09  David Malcolm  <dmalcolm@redhat.com>

	* testsuite/lib/libatomic.exp: Load multiline.exp before
	prune.exp, using load_gcc_lib.

2015-07-14  John Marino  <gnugcc@marino.st>

	* configure.tgt: Add *-*-dragonfly to supported targets.

2015-01-21  Andrew Waterman <waterman@cs.berkeley.edu>

	* fop_n.c (libat_fetch_op): Align address to word boundary.
	(libat_op_fetch): Likewise.

2015-01-16  Ilya Verbin  <ilya.verbin@intel.com>

	PR testsuite/64605
	* testsuite/lib/libatomic.exp: Do not load gcc-dg.exp.
	* testsuite/libatomic.c/c.exp: Load gcc-dg.exp.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

	* configure.tgt: Exclude arm*-*-freebsd* from try_ifunc.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* testsuite/lib/libatomic.exp: Load target-utils.exp

2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/63784
	* configure: Regenerated.

2014-11-13  Andrew Waterman <waterman@cs.berkeley.edu>

	* cas_n.c (libat_compare_exchange): Add missing cast.

2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

2014-08-19  Yaakov Selkowitz  <yselkowi@redhat.com>

	* configure.tgt: Add cygwin to supported targets.

2014-07-18  Uros Bizjak  <ubizjak@gmail.com>

	* configure.tgt (alpha*): Add -mfp-trap-mode=sui to XCFLAGS.

2014-06-17  Kai Tietz  <ktietz@redhat.com>

	* Makefile.am (libatomic_la_LDFLAGS): Add lt_host_flags.
	* configure.ac (ACX_LT_HOST_FLAGS): New.
	(target_thread_file): New.
	* configure.tgt (mingw): Add mingw support.
	* config/mingw/host-config.h: New file.
	* config/mingw/lock.c: Likewise.
	* Makefile.in: Regenerated.
	* configure: Likewise.
	* aclocal.m4: Likewise.
	* testsuite/Makefile.in: Likewise.

2014-02-20  Richard Henderson <rth@redhat.com>

	PR c++/60272
	* cas_n.c (libat_compare_exchange): Conditionalize on failure
	the store back to EPTR.

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years

2013-12-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
	instructions when __SSE_MATH__ is defined.

2013-11-18  Joseph Myers  <joseph@codesourcery.com>

	* testsuite/libatomic.c/atomic-compare-exchange-1.c,
	testsuite/libatomic.c/atomic-compare-exchange-2.c,
	testsuite/libatomic.c/atomic-compare-exchange-3.c,
	testsuite/libatomic.c/atomic-compare-exchange-4.c,
	testsuite/libatomic.c/atomic-compare-exchange-5.c,
	testsuite/libatomic.c/atomic-exchange-1.c,
	testsuite/libatomic.c/atomic-exchange-2.c,
	testsuite/libatomic.c/atomic-exchange-3.c,
	testsuite/libatomic.c/atomic-exchange-4.c,
	testsuite/libatomic.c/atomic-exchange-5.c,
	testsuite/libatomic.c/atomic-generic.c,
	testsuite/libatomic.c/atomic-load-1.c,
	testsuite/libatomic.c/atomic-load-2.c,
	testsuite/libatomic.c/atomic-load-3.c,
	testsuite/libatomic.c/atomic-load-4.c,
	testsuite/libatomic.c/atomic-load-5.c,
	testsuite/libatomic.c/atomic-op-1.c,
	testsuite/libatomic.c/atomic-op-2.c,
	testsuite/libatomic.c/atomic-op-3.c,
	testsuite/libatomic.c/atomic-op-4.c,
	testsuite/libatomic.c/atomic-op-5.c,
	testsuite/libatomic.c/atomic-store-1.c,
	testsuite/libatomic.c/atomic-store-2.c,
	testsuite/libatomic.c/atomic-store-3.c,
	testsuite/libatomic.c/atomic-store-4.c,
	testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
	int.  Do not require built-in sync support or add target-specific
	options.
	* testsuite/libatomic.c/atomic-exchange-1.c,
	testsuite/libatomic.c/atomic-exchange-2.c,
	testsuite/libatomic.c/atomic-exchange-3.c,
	testsuite/libatomic.c/atomic-exchange-4.c,
	testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
	count from expression using value of count.

2013-11-10  Uros Bizjak  <ubizjak@gmail.com>

	* config/x86/fenv.c: New file.

2013-11-07  Joseph Myers  <joseph@codesourcery.com>

	* fenv.c: New file.
	* libatomic.map (LIBATOMIC_1.1): New symbol version.  Include
	__atomic_feraiseexcept.
	* configure.ac (libtool_VERSION): Change to 2:0:1.
	(fenv.h): Test for header.
	* Makefile.am (libatomic_la_SOURCES): Add fenv.c.
	* Makefile.in, auto-config.h.in, configure: Regenerate.

2013-10-17  Michael Hudson-Doyle  <michael.hudson@linaro.org>

	* libatomic/configure.tgt (aarch64*): Remove code preventing
	build.

2013-09-20  Alan Modra  <amodra@gmail.com>

	* configure: Regenerate.

2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years.

2012-12-18  Ian Lance Taylor  <iant@google.com>

	PR go/55201
	* Makefile.am (noinst_LTLIBRARIES): Define new make variable.
	(libatomic_convenience_la_SOURCES): Likewise.
	(libatomic_convenience_la_LIBADD): Likewise.
	* Makefile.in: Rebuild.
	* testsuite/Makefile.in: Rebuild.

2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* config/arm/arm-config.h (__ARM_ARCH_8A__): New.

2012-11-21  Matthias Klose  <doko@ubuntu.com>

	* configure.tgt (i[3456]86): Handle -mx32 like -m64.

2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>

	* acinclude.m4 (LIBAT_CHECK_IFUNC): Clarify message.
	* configure: Regenerate.

	* configure: Regenerate.

2012-10-23  Sofiane Naci <sofiane.naci@arm.com>

	Mark libatomic unsupported in AArch64.

	* configure.tgt: Mark libatomic unsupported.

2012-09-20  Jakub Jelinek  <jakub@redhat.com>

	PR other/43620
	* configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

2012-09-14  David Edelsohn  <dje.gcc@gmail.com>

	* configure: Regenerated.

2012-05-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR other/53231
	* tas_n.c (libat_test_and_set): Correct return.  Remove unused variable.

2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>

	* configure: Regenerated.

2012-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR other/53284
	* acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Add -O0 -S to CFLAGS
	instead of overriding.
	* configure: Regenerate.

2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* Makefile.am (libatomic.map-sun): Handle objects in
	libatomic_la_LIBADD.
	* aclocal.m4: Regenerate.
	* Makefile.in: Regenerate.

2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
	* configure: Regenerate.

2012-05-03  Richard Henderson  <rth@redhat.com>

	* configure.ac (AM_MAINTAINER_MODE): New.
	* acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
	failure in gcc_no_link path.
	* configure, aclocal.m4, Makefile.in: Rebuild.

2012-05-01  Richard Henderson  <rth@redhat.com>

	* Initial commit.

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