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Java > Open Source Codes > gcc > util > MemoryBarrier


1 /*
2  * Copyright 2004 The Apache Software Foundation or its licensors, as
3  * applicable.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
14  * implied.
15  *
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  */
19 package gcc.util;
20
21 import gcc.properties.*;
22
23 public abstract class MemoryBarrier
24 {
25     public static BooleanProperty useVolatileMemoryBarrierProperty =
26         new BooleanProperty(SystemProperties.class, "gcc.useVolatileMemoryBarrier")
27         .defaultValue(true);
28
29     public static final boolean USE_VOLATILE = useVolatileMemoryBarrierProperty.getBoolean();
30 }
31
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