2 files changed, 58 insertions, 0 deletions

diff --git a/lib/libthr/arch/sparc64/Makefile.inc b/lib/libthr/arch/sparc64/Makefile.inc
index 24aa2ef9bf83..ee22813984e6 100644
--- a/lib/libthr/arch/sparc64/Makefile.inc
+++ b/lib/libthr/arch/sparc64/Makefile.inc
@@ -1,3 +1,5 @@
 # $FreeBSD$
 
 .PATH:	${.CURDIR}/sys ${.CURDIR}/arch/${MACHINE_ARCH}/${MACHINE_ARCH}
+
+SRCS+=	_setcurthread.c
diff --git a/lib/libthr/arch/sparc64/sparc64/_setcurthread.c b/lib/libthr/arch/sparc64/sparc64/_setcurthread.c
new file mode 100644
index 000000000000..d37c1776c7ca
--- /dev/null
+++ b/lib/libthr/arch/sparc64/sparc64/_setcurthread.c
@@ -0,0 +1,56 @@
+/*-
+ * Copyright (c) 2002 Jake Burkholder.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/types.h>
+#include <sys/ucontext.h>
+
+#include <pthread.h>
+#include "thr_private.h"
+
+register struct pthread *_curthread __asm("%g6");
+
+struct pthread *
+_get_curthread(void)
+{
+
+	return (_curthread);
+}
+
+void
+_retire_thread(void *v)
+{
+}
+
+void *
+_set_curthread(struct pthread *thread)
+{
+
+	_curthread = thread;
+	return (NULL);
+}