diff --git a/src/java_util_concurrent_atomic_AtomicLong.cc b/src/java_util_concurrent_atomic_AtomicLong.cc
new file mode 100644
index 0000000..eda98ac
--- /dev/null
+++ b/src/java_util_concurrent_atomic_AtomicLong.cc
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "jni_internal.h"
+#include "object.h"
+
+#include "JniConstants.h" // Last to avoid problems with LOG redefinition.
+
+namespace art {
+
+namespace {
+
+jboolean AtomicLong_VMSupportsCS8(JNIEnv*, jclass) {
+  return JNI_TRUE;
+}
+
+JNINativeMethod gMethods[] = {
+  NATIVE_METHOD(AtomicLong, VMSupportsCS8, "()Z"),
+};
+
+}  // namespace
+
+void register_java_util_concurrent_atomic_AtomicLong(JNIEnv* env) {
+  jniRegisterNativeMethods(env, "java/util/concurrent/atomic/AtomicLong", gMethods, NELEM(gMethods));
+}
+
+}  // namespace art