1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "java_util_concurrent_atomic_AtomicLong.h"
18 
19 #include "arch/instruction_set.h"
20 #include "atomic.h"
21 #include "jni_internal.h"
22 
23 namespace art {
24 
AtomicLong_VMSupportsCS8(JNIEnv *,jclass)25 static jboolean AtomicLong_VMSupportsCS8(JNIEnv*, jclass) {
26   return QuasiAtomic::LongAtomicsUseMutexes(kRuntimeISA) ? JNI_FALSE : JNI_TRUE;
27 }
28 
29 static JNINativeMethod gMethods[] = {
30   NATIVE_METHOD(AtomicLong, VMSupportsCS8, "()Z"),
31 };
32 
register_java_util_concurrent_atomic_AtomicLong(JNIEnv * env)33 void register_java_util_concurrent_atomic_AtomicLong(JNIEnv* env) {
34   REGISTER_NATIVE_METHODS("java/util/concurrent/atomic/AtomicLong");
35 }
36 
37 }  // namespace art
38