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-rw-r--r--src/runtime/atomic_arm64.s9
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diff --git a/src/runtime/atomic_arm64.s b/src/runtime/atomic_arm64.s
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+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#include "textflag.h"
+
+TEXT ·publicationBarrier(SB),NOSPLIT|NOFRAME,$0-0
+ DMB $0xe // DMB ST
+ RET