diff --git a/etc/launchd.d/.gitignore b/etc/launchd.d/.gitignore
new file mode 100644
index 000000000000..f11cc9cf5e4f
--- /dev/null
+++ b/etc/launchd.d/.gitignore
@@ -0,0 +1 @@
+zpool-import-all.sh
diff --git a/etc/launchd.d/Makefile.am b/etc/launchd.d/Makefile.am
new file mode 100644
index 000000000000..064602465dc9
--- /dev/null
+++ b/etc/launchd.d/Makefile.am
@@ -0,0 +1,19 @@
+
+noinst_launch_d_DATA = \
+ %D%/zpool-import-all.sh.in
+noinst_launch_ddir = \
+ $(launchdscriptdir)/
+
+do_subst = -$(SED) -e 's,@bindir\@,$(bindir),g' \
+ -e 's,@runstatedir\@,$(runstatedir),g' \
+ -e 's,@sbindir\@,$(sbindir),g' \
+ -e 's,@sysconfdir\@,$(sysconfdir),g' \
+ -e 's,@launchdscriptdir\@,$(launchdscriptdir),g'
+
+CLEANFILES += %D%/zpool-import-all.sh
+
+INSTALL_DATA_HOOKS += install-zpool-import
+
+install-zpool-import: %D%/zpool-import-all.sh.in
+ $(do_subst) < %D%/zpool-import-all.sh.in > $(DESTDIR)/$(launchdscriptdir)/zpool-import-all.sh
+ chmod +x $(DESTDIR)/$(launchdscriptdir)/zpool-import-all.sh
diff --git a/etc/launchd.d/zpool-import-all.sh.in b/etc/launchd.d/zpool-import-all.sh.in
new file mode 100755
index 000000000000..7df5eba0ca64
--- /dev/null
+++ b/etc/launchd.d/zpool-import-all.sh.in
@@ -0,0 +1,60 @@
+#!/bin/bash
+
+echo "+zpool-import-all.sh"
+date
+export ZPOOL_IMPORT_ALL_COOKIE=/var/run/org.openzfsonosx.zpool-import-all.didRun
+export INVARIANT_DISKS_IDLE_FILE=/var/run/disk/invariant.idle
+export TIMEOUT_SECONDS=60
+export MAXIMUM_SLEEP_ITERATIONS=$((${TIMEOUT_SECONDS} * 10))
+
+/usr/bin/time /usr/sbin/system_profiler SPParallelATADataType SPCardReaderDataType SPFibreChannelDataType SPFireWireDataType SPHardwareRAIDDataType SPNetworkDataType SPPCIDataType SPParallelSCSIDataType SPSASDataType SPSerialATADataType SPStorageDataType SPThunderboltDataType SPUSBDataType SPNetworkVolumeDataType 1>/dev/null 2>&1
+
+/bin/sync
+
+echo "Waiting up to ${TIMEOUT_SECONDS} seconds for the InvariantDisks idle file ${INVARIANT_DISKS_IDLE_FILE} to exist"
+
+i=0
+while [ "${i}" -lt "${MAXIMUM_SLEEP_ITERATIONS}" -a ! -e "${INVARIANT_DISKS_IDLE_FILE}" ]
+do
+ i=$((i+1))
+ sleep .1
+done
+
+if [ -e "${INVARIANT_DISKS_IDLE_FILE}" ]
+then
+ echo "Found ${INVARIANT_DISKS_IDLE_FILE} after ${i} iterations of sleeping 0.1 seconds"
+else
+ echo "File ${INVARIANT_DISKS_IDLE_FILE} not found within ${TIMEOUT_SECONDS} seconds"
+fi
+date
+
+if [ -f "@sysconfdir@/zfs/zsysctl.conf" ]; then
+ @sbindir@/zsysctl -f @sysconfdir@/zfs/zsysctl.conf
+fi
+
+# check to see if we have been instructed not to try to import at all
+if [ -f /etc/zfs/noautoimport ];
+then
+ echo "/etc/zfs/noautoimport exits, exiting";
+ exit 0;
+fi
+
+date
+echo "-zpool-import-all.sh"
+
+sleep 10
+echo "Loading and starting org.openzfsonosx.zpool-import"
+date
+
+/bin/launchctl load /Library/LaunchDaemons/org.openzfsonosx.zpool-import.plist
+/bin/launchctl kickstart -kp system/org.openzfsonosx.zpool-import
+
+echo Status: $?
+
+echo "Touching the file ${ZPOOL_IMPORT_ALL_COOKIE}"
+touch "${ZPOOL_IMPORT_ALL_COOKIE}"
+
+date
+echo "-zpool-import-all.sh"
+
+exit 0
diff --git a/etc/launchd/Makefile.am b/etc/launchd/Makefile.am
new file mode 100644
index 000000000000..70047aa02e36
--- /dev/null
+++ b/etc/launchd/Makefile.am
@@ -0,0 +1,4 @@
+launchddaemondir = /Library/LaunchDaemons
+launchdscriptdir = ${libexecdir}/zfs/launchd.d
+
+include $(srcdir)/%D%/daemons/Makefile.am
diff --git a/etc/launchd/daemons/.gitignore b/etc/launchd/daemons/.gitignore
new file mode 100644
index 000000000000..8b43b0f2a1fd
--- /dev/null
+++ b/etc/launchd/daemons/.gitignore
@@ -0,0 +1,5 @@
+org.openzfsonosx.zconfigd.plist
+org.openzfsonosx.zed.plist
+org.openzfsonosx.zpool-import.plist
+org.openzfsonosx.zpool-import-all.plist
+org.openzfsonosx.InvariantDisks.plist
diff --git a/etc/launchd/daemons/Makefile.am b/etc/launchd/daemons/Makefile.am
new file mode 100644
index 000000000000..5f16a4c1fce5
--- /dev/null
+++ b/etc/launchd/daemons/Makefile.am
@@ -0,0 +1,33 @@
+
+CLEANFILES += $(launchddaemon_DATA)
+
+launchddaemon_DATA = \
+ $(top_srcdir)/etc/launchd/daemons/org.openzfsonosx.zconfigd.plist \
+ $(top_srcdir)/etc/launchd/daemons/org.openzfsonosx.zed.plist \
+ $(top_srcdir)/etc/launchd/daemons/org.openzfsonosx.zpool-import.plist \
+ $(top_srcdir)/etc/launchd/daemons/org.openzfsonosx.zpool-import-all.plist \
+ $(top_srcdir)/etc/launchd/daemons/org.openzfsonosx.InvariantDisks.plist
+
+dist_launchddaemon_DATA = \
+ %D%/org.openzfsonosx.zconfigd.plist.in \
+ %D%/org.openzfsonosx.zed.plist.in \
+ %D%/org.openzfsonosx.zpool-import.plist.in \
+ %D%/org.openzfsonosx.zpool-import-all.plist.in \
+ %D%/org.openzfsonosx.InvariantDisks.plist.in
+
+%D%/org.openzfsonosx.zconfigd.plist: %D%/org.openzfsonosx.zconfigd.plist.in
+%D%/org.openzfsonosx.zed.plist: %D%/org.openzfsonosx.zed.plist.in
+%D%/org.openzfsonosx.zpool-import.plist: %D%/org.openzfsonosx.zpool-import.plist.in
+%D%/org.openzfsonosx.zpool-import-all.plist: %D%/org.openzfsonosx.zpool-import-all.plist.in
+%D%/org.openzfsonosx.InvariantDisks.plist: %D%/org.openzfsonosx.InvariantDisks.plist.in
+
+$(launchddaemon_DATA):
+ -$(SED) -e 's,@bindir\@,$(bindir),g' \
+ -e 's,@runstatedir\@,$(runstatedir),g' \
+ -e 's,@sbindir\@,$(sbindir),g' \
+ -e 's,@sysconfdir\@,$(sysconfdir),g' \
+ -e 's,@launchddaemondir\@,$(launchddaemondir),g' \
+ -e 's,@launchdscriptdir\@,$(launchdscriptdir),g' \
+ '$@.in' >'$@'
+
+
diff --git a/etc/launchd/daemons/org.openzfsonosx.InvariantDisks.plist.in b/etc/launchd/daemons/org.openzfsonosx.InvariantDisks.plist.in
new file mode 100644
index 000000000000..4e49548aedb7
--- /dev/null
+++ b/etc/launchd/daemons/org.openzfsonosx.InvariantDisks.plist.in
@@ -0,0 +1,16 @@
+
+
+
+
+ Label
+ org.openzfsonosx.InvariantDisks
+ ProgramArguments
+
+ @sbindir@/InvariantDisks
+
+ RunAtLoad
+
+ KeepAlive
+
+
+
diff --git a/etc/launchd/daemons/org.openzfsonosx.zconfigd.plist.in b/etc/launchd/daemons/org.openzfsonosx.zconfigd.plist.in
new file mode 100644
index 000000000000..51154e84661a
--- /dev/null
+++ b/etc/launchd/daemons/org.openzfsonosx.zconfigd.plist.in
@@ -0,0 +1,20 @@
+
+
+
+
+ Label
+ org.openzfsonosx.zconfigd
+ ProgramArguments
+
+ @sbindir@/zconfigd
+
+ RunAtLoad
+
+ KeepAlive
+
+ StandardErrorPath
+ /private/var/log/org.openzfsonosx.zconfigd.err
+ StandardOutPath
+ /private/var/log/org.openzfsonosx.zconfigd.log
+
+
diff --git a/etc/launchd/daemons/org.openzfsonosx.zed.plist.in b/etc/launchd/daemons/org.openzfsonosx.zed.plist.in
new file mode 100644
index 000000000000..1f62d4e2a9d2
--- /dev/null
+++ b/etc/launchd/daemons/org.openzfsonosx.zed.plist.in
@@ -0,0 +1,21 @@
+
+
+
+
+ Label
+ org.openzfsonosx.zed
+ ProgramArguments
+
+ @sbindir@/zed
+ -vfF
+
+ RunAtLoad
+
+ KeepAlive
+
+ StandardErrorPath
+ /private/var/log/org.openzfsonosx.zed.err
+ StandardOutPath
+ /private/var/log/org.openzfsonosx.zed.log
+
+
diff --git a/etc/launchd/daemons/org.openzfsonosx.zpool-import-all.plist.in b/etc/launchd/daemons/org.openzfsonosx.zpool-import-all.plist.in
new file mode 100644
index 000000000000..3687eb418e33
--- /dev/null
+++ b/etc/launchd/daemons/org.openzfsonosx.zpool-import-all.plist.in
@@ -0,0 +1,18 @@
+
+
+
+
+ Label
+ org.openzfsonosx.zpool-import-all
+ ProgramArguments
+
+ @launchdscriptdir@/zpool-import-all.sh
+
+ RunAtLoad
+
+ StandardErrorPath
+ /private/var/log/org.openzfsonosx.zpool-import-all.err
+ StandardOutPath
+ /private/var/log/org.openzfsonosx.zpool-import-all.log
+
+
diff --git a/etc/launchd/daemons/org.openzfsonosx.zpool-import.plist.in b/etc/launchd/daemons/org.openzfsonosx.zpool-import.plist.in
new file mode 100644
index 000000000000..ee60285ba19e
--- /dev/null
+++ b/etc/launchd/daemons/org.openzfsonosx.zpool-import.plist.in
@@ -0,0 +1,24 @@
+
+
+
+
+ Label
+ org.openzfsonosx.zpool-import
+ ProgramArguments
+
+ @sbindir@/zpool
+ import
+ -a
+ -d
+ /var/run/disk/by-id
+
+ RunAtLoad
+
+ LaunchOnlyOnce
+
+ StandardErrorPath
+ /private/var/log/org.openzfsonosx.zpool-import-all.log
+ StandardOutPath
+ /private/var/log/org.openzfsonosx.zpool-import-all.log
+
+
diff --git a/etc/paths.d/.gitignore b/etc/paths.d/.gitignore
new file mode 100644
index 000000000000..f916e9fbee04
--- /dev/null
+++ b/etc/paths.d/.gitignore
@@ -0,0 +1 @@
+zfs-path
diff --git a/etc/paths.d/Makefile.am b/etc/paths.d/Makefile.am
new file mode 100644
index 000000000000..8b7f5998b926
--- /dev/null
+++ b/etc/paths.d/Makefile.am
@@ -0,0 +1,20 @@
+pathsddir = $(sysconfdir)/paths.d
+pathsd_DATA = %D%/zfs-path
+
+paths_ddir = $(sysconfdir)/paths.d/
+dist_paths_d_DATA = \
+ %D%/zfs-path
+
+zfs-path: %D%/zfs-path.in
+
+CLEANFILES += $(pathsd_DATA)
+CLEANFILES += %D%/zfs-path
+INSTALL_DATA_HOOKS += pathsd-data-hook
+pathsd-data-hook: %D%/zfs-path.in
+ -$(SED) -e 's,@bindir\@,$(bindir),g' \
+ -e 's,@runstatedir\@,$(runstatedir),g' \
+ -e 's,@sbindir\@,$(sbindir),g' \
+ -e 's,@sysconfdir\@,$(sysconfdir),g' \
+ -e 's,@launchddaemondir\@,$(launchddaemondir),g' \
+ -e 's,@launchdscriptdir\@,$(launchdscriptdir),g' \
+ %D%/zfs-path.in > $(DESTDIR)/$(sysconfdir)/paths.d/zfs-path
diff --git a/etc/paths.d/zfs-path.in b/etc/paths.d/zfs-path.in
new file mode 100644
index 000000000000..5532f40754b3
--- /dev/null
+++ b/etc/paths.d/zfs-path.in
@@ -0,0 +1,2 @@
+@bindir@
+@sbindir@
diff --git a/lib/libspl/asm-x86_64/atomic.S b/lib/libspl/asm-x86_64/atomic.S
new file mode 100644
index 000000000000..bb7dff12cc8e
--- /dev/null
+++ b/lib/libspl/asm-x86_64/atomic.S
@@ -0,0 +1,693 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
+ * Use is subject to license terms.
+ */
+
+ .ident "%Z%%M% %I% %E% SMI"
+
+ .file "%M%"
+
+#define _ASM
+#ifdef __linux__
+#include
+#elif __FreeBSD__
+#include
+#define SET_SIZE(x)
+#elif __APPLE__
+#include
+#endif
+ ENTRY(atomic_inc_8)
+ ALTENTRY(atomic_inc_uchar)
+ lock
+ incb (%rdi)
+ ret
+ SET_SIZE(atomic_inc_uchar)
+ SET_SIZE(atomic_inc_8)
+
+ ENTRY(atomic_inc_16)
+ ALTENTRY(atomic_inc_ushort)
+ lock
+ incw (%rdi)
+ ret
+ SET_SIZE(atomic_inc_ushort)
+ SET_SIZE(atomic_inc_16)
+
+ ENTRY(atomic_inc_32)
+ ALTENTRY(atomic_inc_uint)
+ lock
+ incl (%rdi)
+ ret
+ SET_SIZE(atomic_inc_uint)
+ SET_SIZE(atomic_inc_32)
+
+ ENTRY(atomic_inc_64)
+ ALTENTRY(atomic_inc_ulong)
+ lock
+ incq (%rdi)
+ ret
+ SET_SIZE(atomic_inc_ulong)
+ SET_SIZE(atomic_inc_64)
+
+ ENTRY(atomic_inc_8_nv)
+ ALTENTRY(atomic_inc_uchar_nv)
+ movb (%rdi), %al
+1:
+ leaq 1(%rax), %rcx
+ lock
+ cmpxchgb %cl, (%rdi)
+ jne 1b
+ movzbl %cl, %eax
+ ret
+ SET_SIZE(atomic_inc_uchar_nv)
+ SET_SIZE(atomic_inc_8_nv)
+
+ ENTRY(atomic_inc_16_nv)
+ ALTENTRY(atomic_inc_ushort_nv)
+ movw (%rdi), %ax
+1:
+ leaq 1(%rax), %rcx
+ lock
+ cmpxchgw %cx, (%rdi)
+ jne 1b
+ movzwl %cx, %eax
+ ret
+ SET_SIZE(atomic_inc_ushort_nv)
+ SET_SIZE(atomic_inc_16_nv)
+
+ ENTRY(atomic_inc_32_nv)
+ ALTENTRY(atomic_inc_uint_nv)
+ movl (%rdi), %eax
+1:
+ leaq 1(%rax), %rcx
+ lock
+ cmpxchgl %ecx, (%rdi)
+ jne 1b
+ movl %ecx, %eax
+ ret
+ SET_SIZE(atomic_inc_uint_nv)
+ SET_SIZE(atomic_inc_32_nv)
+
+ ENTRY(atomic_inc_64_nv)
+ ALTENTRY(atomic_inc_ulong_nv)
+ movq (%rdi), %rax
+1:
+ leaq 1(%rax), %rcx
+ lock
+ cmpxchgq %rcx, (%rdi)
+ jne 1b
+ movq %rcx, %rax
+ ret
+ SET_SIZE(atomic_inc_ulong_nv)
+ SET_SIZE(atomic_inc_64_nv)
+
+ ENTRY(atomic_dec_8)
+ ALTENTRY(atomic_dec_uchar)
+ lock
+ decb (%rdi)
+ ret
+ SET_SIZE(atomic_dec_uchar)
+ SET_SIZE(atomic_dec_8)
+
+ ENTRY(atomic_dec_16)
+ ALTENTRY(atomic_dec_ushort)
+ lock
+ decw (%rdi)
+ ret
+ SET_SIZE(atomic_dec_ushort)
+ SET_SIZE(atomic_dec_16)
+
+ ENTRY(atomic_dec_32)
+ ALTENTRY(atomic_dec_uint)
+ lock
+ decl (%rdi)
+ ret
+ SET_SIZE(atomic_dec_uint)
+ SET_SIZE(atomic_dec_32)
+
+ ENTRY(atomic_dec_64)
+ ALTENTRY(atomic_dec_ulong)
+ lock
+ decq (%rdi)
+ ret
+ SET_SIZE(atomic_dec_ulong)
+ SET_SIZE(atomic_dec_64)
+
+ ENTRY(atomic_dec_8_nv)
+ ALTENTRY(atomic_dec_uchar_nv)
+ movb (%rdi), %al
+1:
+ leaq -1(%rax), %rcx
+ lock
+ cmpxchgb %cl, (%rdi)
+ jne 1b
+ movzbl %cl, %eax
+ ret
+ SET_SIZE(atomic_dec_uchar_nv)
+ SET_SIZE(atomic_dec_8_nv)
+
+ ENTRY(atomic_dec_16_nv)
+ ALTENTRY(atomic_dec_ushort_nv)
+ movw (%rdi), %ax
+1:
+ leaq -1(%rax), %rcx
+ lock
+ cmpxchgw %cx, (%rdi)
+ jne 1b
+ movzwl %cx, %eax
+ ret
+ SET_SIZE(atomic_dec_ushort_nv)
+ SET_SIZE(atomic_dec_16_nv)
+
+ ENTRY(atomic_dec_32_nv)
+ ALTENTRY(atomic_dec_uint_nv)
+ movl (%rdi), %eax
+1:
+ leaq -1(%rax), %rcx
+ lock
+ cmpxchgl %ecx, (%rdi)
+ jne 1b
+ movl %ecx, %eax
+ ret
+ SET_SIZE(atomic_dec_uint_nv)
+ SET_SIZE(atomic_dec_32_nv)
+
+ ENTRY(atomic_dec_64_nv)
+ ALTENTRY(atomic_dec_ulong_nv)
+ movq (%rdi), %rax
+1:
+ leaq -1(%rax), %rcx
+ lock
+ cmpxchgq %rcx, (%rdi)
+ jne 1b
+ movq %rcx, %rax
+ ret
+ SET_SIZE(atomic_dec_ulong_nv)
+ SET_SIZE(atomic_dec_64_nv)
+
+ ENTRY(atomic_add_8)
+ ALTENTRY(atomic_add_char)
+ lock
+ addb %sil, (%rdi)
+ ret
+ SET_SIZE(atomic_add_char)
+ SET_SIZE(atomic_add_8)
+
+ ENTRY(atomic_add_16)
+ ALTENTRY(atomic_add_short)
+ lock
+ addw %si, (%rdi)
+ ret
+ SET_SIZE(atomic_add_short)
+ SET_SIZE(atomic_add_16)
+
+ ENTRY(atomic_add_32)
+ ALTENTRY(atomic_add_int)
+ lock
+ addl %esi, (%rdi)
+ ret
+ SET_SIZE(atomic_add_int)
+ SET_SIZE(atomic_add_32)
+
+ ENTRY(atomic_add_64)
+ ALTENTRY(atomic_add_ptr)
+ ALTENTRY(atomic_add_long)
+ lock
+ addq %rsi, (%rdi)
+ ret
+ SET_SIZE(atomic_add_long)
+ SET_SIZE(atomic_add_ptr)
+ SET_SIZE(atomic_add_64)
+
+ ENTRY(atomic_sub_8)
+ ALTENTRY(atomic_sub_char)
+ lock
+ subb %sil, (%rdi)
+ ret
+ SET_SIZE(atomic_sub_char)
+ SET_SIZE(atomic_sub_8)
+
+ ENTRY(atomic_sub_16)
+ ALTENTRY(atomic_sub_short)
+ lock
+ subw %si, (%rdi)
+ ret
+ SET_SIZE(atomic_sub_short)
+ SET_SIZE(atomic_sub_16)
+
+ ENTRY(atomic_sub_32)
+ ALTENTRY(atomic_sub_int)
+ lock
+ subl %esi, (%rdi)
+ ret
+ SET_SIZE(atomic_sub_int)
+ SET_SIZE(atomic_sub_32)
+
+ ENTRY(atomic_sub_64)
+ ALTENTRY(atomic_sub_ptr)
+ ALTENTRY(atomic_sub_long)
+ lock
+ subq %rsi, (%rdi)
+ ret
+ SET_SIZE(atomic_sub_long)
+ SET_SIZE(atomic_sub_ptr)
+ SET_SIZE(atomic_sub_64)
+
+ ENTRY(atomic_or_8)
+ ALTENTRY(atomic_or_uchar)
+ lock
+ orb %sil, (%rdi)
+ ret
+ SET_SIZE(atomic_or_uchar)
+ SET_SIZE(atomic_or_8)
+
+ ENTRY(atomic_or_16)
+ ALTENTRY(atomic_or_ushort)
+ lock
+ orw %si, (%rdi)
+ ret
+ SET_SIZE(atomic_or_ushort)
+ SET_SIZE(atomic_or_16)
+
+ ENTRY(atomic_or_32)
+ ALTENTRY(atomic_or_uint)
+ lock
+ orl %esi, (%rdi)
+ ret
+ SET_SIZE(atomic_or_uint)
+ SET_SIZE(atomic_or_32)
+
+ ENTRY(atomic_or_64)
+ ALTENTRY(atomic_or_ulong)
+ lock
+ orq %rsi, (%rdi)
+ ret
+ SET_SIZE(atomic_or_ulong)
+ SET_SIZE(atomic_or_64)
+
+ ENTRY(atomic_and_8)
+ ALTENTRY(atomic_and_uchar)
+ lock
+ andb %sil, (%rdi)
+ ret
+ SET_SIZE(atomic_and_uchar)
+ SET_SIZE(atomic_and_8)
+
+ ENTRY(atomic_and_16)
+ ALTENTRY(atomic_and_ushort)
+ lock
+ andw %si, (%rdi)
+ ret
+ SET_SIZE(atomic_and_ushort)
+ SET_SIZE(atomic_and_16)
+
+ ENTRY(atomic_and_32)
+ ALTENTRY(atomic_and_uint)
+ lock
+ andl %esi, (%rdi)
+ ret
+ SET_SIZE(atomic_and_uint)
+ SET_SIZE(atomic_and_32)
+
+ ENTRY(atomic_and_64)
+ ALTENTRY(atomic_and_ulong)
+ lock
+ andq %rsi, (%rdi)
+ ret
+ SET_SIZE(atomic_and_ulong)
+ SET_SIZE(atomic_and_64)
+
+ ENTRY(atomic_add_8_nv)
+ ALTENTRY(atomic_add_char_nv)
+ movb (%rdi), %al
+1:
+ movb %sil, %cl
+ addb %al, %cl
+ lock
+ cmpxchgb %cl, (%rdi)
+ jne 1b
+ movzbl %cl, %eax
+ ret
+ SET_SIZE(atomic_add_char_nv)
+ SET_SIZE(atomic_add_8_nv)
+
+ ENTRY(atomic_add_16_nv)
+ ALTENTRY(atomic_add_short_nv)
+ movw (%rdi), %ax
+1:
+ movw %si, %cx
+ addw %ax, %cx
+ lock
+ cmpxchgw %cx, (%rdi)
+ jne 1b
+ movzwl %cx, %eax
+ ret
+ SET_SIZE(atomic_add_short_nv)
+ SET_SIZE(atomic_add_16_nv)
+
+ ENTRY(atomic_add_32_nv)
+ ALTENTRY(atomic_add_int_nv)
+ movl (%rdi), %eax
+1:
+ movl %esi, %ecx
+ addl %eax, %ecx
+ lock
+ cmpxchgl %ecx, (%rdi)
+ jne 1b
+ movl %ecx, %eax
+ ret
+ SET_SIZE(atomic_add_int_nv)
+ SET_SIZE(atomic_add_32_nv)
+
+ ENTRY(atomic_add_64_nv)
+ ALTENTRY(atomic_add_ptr_nv)
+ ALTENTRY(atomic_add_long_nv)
+ movq (%rdi), %rax
+1:
+ movq %rsi, %rcx
+ addq %rax, %rcx
+ lock
+ cmpxchgq %rcx, (%rdi)
+ jne 1b
+ movq %rcx, %rax
+ ret
+ SET_SIZE(atomic_add_long_nv)
+ SET_SIZE(atomic_add_ptr_nv)
+ SET_SIZE(atomic_add_64_nv)
+
+ ENTRY(atomic_sub_8_nv)
+ ALTENTRY(atomic_sub_char_nv)
+ movb (%rdi), %al
+1:
+ movb %sil, %cl
+ subb %al, %cl
+ lock
+ cmpxchgb %cl, (%rdi)
+ jne 1b
+ movzbl %cl, %eax
+ ret
+ SET_SIZE(atomic_sub_char_nv)
+ SET_SIZE(atomic_sub_8_nv)
+
+ ENTRY(atomic_sub_16_nv)
+ ALTENTRY(atomic_sub_short_nv)
+ movw (%rdi), %ax
+1:
+ movw %si, %cx
+ subw %ax, %cx
+ lock
+ cmpxchgw %cx, (%rdi)
+ jne 1b
+ movzwl %cx, %eax
+ ret
+ SET_SIZE(atomic_sub_short_nv)
+ SET_SIZE(atomic_sub_16_nv)
+
+ ENTRY(atomic_sub_32_nv)
+ ALTENTRY(atomic_sub_int_nv)
+ movl (%rdi), %eax
+1:
+ movl %esi, %ecx
+ subl %eax, %ecx
+ lock
+ cmpxchgl %ecx, (%rdi)
+ jne 1b
+ movl %ecx, %eax
+ ret
+ SET_SIZE(atomic_sub_int_nv)
+ SET_SIZE(atomic_sub_32_nv)
+
+ ENTRY(atomic_sub_64_nv)
+ ALTENTRY(atomic_sub_ptr_nv)
+ ALTENTRY(atomic_sub_long_nv)
+ movq (%rdi), %rax
+1:
+ movq %rsi, %rcx
+ subq %rax, %rcx
+ lock
+ cmpxchgq %rcx, (%rdi)
+ jne 1b
+ movq %rcx, %rax
+ ret
+ SET_SIZE(atomic_sub_long_nv)
+ SET_SIZE(atomic_sub_ptr_nv)
+ SET_SIZE(atomic_sub_64_nv)
+
+ ENTRY(atomic_and_8_nv)
+ ALTENTRY(atomic_and_uchar_nv)
+ movb (%rdi), %al
+1:
+ movb %sil, %cl
+ andb %al, %cl
+ lock
+ cmpxchgb %cl, (%rdi)
+ jne 1b
+ movzbl %cl, %eax
+ ret
+ SET_SIZE(atomic_and_uchar_nv)
+ SET_SIZE(atomic_and_8_nv)
+
+ ENTRY(atomic_and_16_nv)
+ ALTENTRY(atomic_and_ushort_nv)
+ movw (%rdi), %ax
+1:
+ movw %si, %cx
+ andw %ax, %cx
+ lock
+ cmpxchgw %cx, (%rdi)
+ jne 1b
+ movzwl %cx, %eax
+ ret
+ SET_SIZE(atomic_and_ushort_nv)
+ SET_SIZE(atomic_and_16_nv)
+
+ ENTRY(atomic_and_32_nv)
+ ALTENTRY(atomic_and_uint_nv)
+ movl (%rdi), %eax
+1:
+ movl %esi, %ecx
+ andl %eax, %ecx
+ lock
+ cmpxchgl %ecx, (%rdi)
+ jne 1b
+ movl %ecx, %eax
+ ret
+ SET_SIZE(atomic_and_uint_nv)
+ SET_SIZE(atomic_and_32_nv)
+
+ ENTRY(atomic_and_64_nv)
+ ALTENTRY(atomic_and_ulong_nv)
+ movq (%rdi), %rax
+1:
+ movq %rsi, %rcx
+ andq %rax, %rcx
+ lock
+ cmpxchgq %rcx, (%rdi)
+ jne 1b
+ movq %rcx, %rax
+ ret
+ SET_SIZE(atomic_and_ulong_nv)
+ SET_SIZE(atomic_and_64_nv)
+
+ ENTRY(atomic_or_8_nv)
+ ALTENTRY(atomic_or_uchar_nv)
+ movb (%rdi), %al
+1:
+ movb %sil, %cl
+ orb %al, %cl
+ lock
+ cmpxchgb %cl, (%rdi)
+ jne 1b
+ movzbl %cl, %eax
+ ret
+ SET_SIZE(atomic_and_uchar_nv)
+ SET_SIZE(atomic_and_8_nv)
+
+ ENTRY(atomic_or_16_nv)
+ ALTENTRY(atomic_or_ushort_nv)
+ movw (%rdi), %ax
+1:
+ movw %si, %cx
+ orw %ax, %cx
+ lock
+ cmpxchgw %cx, (%rdi)
+ jne 1b
+ movzwl %cx, %eax
+ ret
+ SET_SIZE(atomic_or_ushort_nv)
+ SET_SIZE(atomic_or_16_nv)
+
+ ENTRY(atomic_or_32_nv)
+ ALTENTRY(atomic_or_uint_nv)
+ movl (%rdi), %eax
+1:
+ movl %esi, %ecx
+ orl %eax, %ecx
+ lock
+ cmpxchgl %ecx, (%rdi)
+ jne 1b
+ movl %ecx, %eax
+ ret
+ SET_SIZE(atomic_or_uint_nv)
+ SET_SIZE(atomic_or_32_nv)
+
+ ENTRY(atomic_or_64_nv)
+ ALTENTRY(atomic_or_ulong_nv)
+ movq (%rdi), %rax
+1:
+ movq %rsi, %rcx
+ orq %rax, %rcx
+ lock
+ cmpxchgq %rcx, (%rdi)
+ jne 1b
+ movq %rcx, %rax
+ ret
+ SET_SIZE(atomic_or_ulong_nv)
+ SET_SIZE(atomic_or_64_nv)
+
+ ENTRY(atomic_cas_8)
+ ALTENTRY(atomic_cas_uchar)
+ movzbl %sil, %eax
+ lock
+ cmpxchgb %dl, (%rdi)
+ ret
+ SET_SIZE(atomic_cas_uchar)
+ SET_SIZE(atomic_cas_8)
+
+ ENTRY(atomic_cas_16)
+ ALTENTRY(atomic_cas_ushort)
+ movzwl %si, %eax
+ lock
+ cmpxchgw %dx, (%rdi)
+ ret
+ SET_SIZE(atomic_cas_ushort)
+ SET_SIZE(atomic_cas_16)
+
+ ENTRY(atomic_cas_32)
+ ALTENTRY(atomic_cas_uint)
+ movl %esi, %eax
+ lock
+ cmpxchgl %edx, (%rdi)
+ ret
+ SET_SIZE(atomic_cas_uint)
+ SET_SIZE(atomic_cas_32)
+
+ ENTRY(atomic_cas_64)
+ ALTENTRY(atomic_cas_ulong)
+ ALTENTRY(atomic_cas_ptr)
+ movq %rsi, %rax
+ lock
+ cmpxchgq %rdx, (%rdi)
+ ret
+ SET_SIZE(atomic_cas_ptr)
+ SET_SIZE(atomic_cas_ulong)
+ SET_SIZE(atomic_cas_64)
+
+ ENTRY(atomic_swap_8)
+ ALTENTRY(atomic_swap_uchar)
+ movzbl %sil, %eax
+ lock
+ xchgb %al, (%rdi)
+ ret
+ SET_SIZE(atomic_swap_uchar)
+ SET_SIZE(atomic_swap_8)
+
+ ENTRY(atomic_swap_16)
+ ALTENTRY(atomic_swap_ushort)
+ movzwl %si, %eax
+ lock
+ xchgw %ax, (%rdi)
+ ret
+ SET_SIZE(atomic_swap_ushort)
+ SET_SIZE(atomic_swap_16)
+
+ ENTRY(atomic_swap_32)
+ ALTENTRY(atomic_swap_uint)
+ movl %esi, %eax
+ lock
+ xchgl %eax, (%rdi)
+ ret
+ SET_SIZE(atomic_swap_uint)
+ SET_SIZE(atomic_swap_32)
+
+ ENTRY(atomic_swap_64)
+ ALTENTRY(atomic_swap_ulong)
+ ALTENTRY(atomic_swap_ptr)
+ movq %rsi, %rax
+ lock
+ xchgq %rax, (%rdi)
+ ret
+ SET_SIZE(atomic_swap_ptr)
+ SET_SIZE(atomic_swap_ulong)
+ SET_SIZE(atomic_swap_64)
+
+ ENTRY(atomic_set_long_excl)
+ xorl %eax, %eax
+ lock
+ btsq %rsi, (%rdi)
+ jnc 1f
+ decl %eax
+1:
+ ret
+ SET_SIZE(atomic_set_long_excl)
+
+ ENTRY(atomic_clear_long_excl)
+ xorl %eax, %eax
+ lock
+ btrq %rsi, (%rdi)
+ jc 1f
+ decl %eax
+1:
+ ret
+ SET_SIZE(atomic_clear_long_excl)
+
+ /*
+ * NOTE: membar_enter, and membar_exit are identical routines.
+ * We define them separately, instead of using an ALTENTRY
+ * definitions to alias them together, so that DTrace and
+ * debuggers will see a unique address for them, allowing
+ * more accurate tracing.
+ */
+
+ ENTRY(membar_enter)
+ mfence
+ ret
+ SET_SIZE(membar_enter)
+
+ ENTRY(membar_exit)
+ mfence
+ ret
+ SET_SIZE(membar_exit)
+
+ ENTRY(membar_producer)
+ sfence
+ ret
+ SET_SIZE(membar_producer)
+
+ ENTRY(membar_consumer)
+ lfence
+ ret
+ SET_SIZE(membar_consumer)
+
+#ifdef __ELF__
+.section .note.GNU-stack,"",%progbits
+#endif