From: Stacey Son <s...@freebsd.org>

Function to set and recieve thread-local-storage value
from tpidr_el0 register

Signed-off-by: Stacey Son <s...@freebsd.org>
Signed-off-by: Ajeet Singh <itac...@freebsd.org>
---
 bsd-user/aarch64/target_arch_cpu.c | 34 ++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 bsd-user/aarch64/target_arch_cpu.c

diff --git a/bsd-user/aarch64/target_arch_cpu.c 
b/bsd-user/aarch64/target_arch_cpu.c
new file mode 100644
index 0000000000..70ef651827
--- /dev/null
+++ b/bsd-user/aarch64/target_arch_cpu.c
@@ -0,0 +1,34 @@
+/*
+ * ARM AArch64 specific CPU for bsd-user
+ *
+ * Copyright (c) 2015 Stacey Son
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+#include "qemu/osdep.h"
+
+#include "target_arch.h"
+
+/* See cpu_set_user_tls() in arm64/arm64/vm_machdep.c */
+void target_cpu_set_tls(CPUARMState *env, target_ulong newtls)
+{
+
+    env->cp15.tpidr_el[0] = newtls;
+}
+
+target_ulong target_cpu_get_tls(CPUARMState *env)
+{
+
+    return env->cp15.tpidr_el[0];
+}
-- 
2.34.1


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