Mercurial > hg > Members > kono > jpf-core
view src/peers/gov/nasa/jpf/vm/JPF_java_util_concurrent_atomic_AtomicLong.java @ 30:9dc9df847545
Fixed a bug in AtomicLong native peer.
author | nastaran <nastaran.shafiei@gmail.com> |
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date | Wed, 25 May 2016 10:00:18 -0700 |
parents | 61d41facf527 |
children |
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/* * Copyright (C) 2014, United States Government, as represented by the * Administrator of the National Aeronautics and Space Administration. * All rights reserved. * * The Java Pathfinder core (jpf-core) platform is 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. */ package gov.nasa.jpf.vm; import gov.nasa.jpf.annotation.MJI; import gov.nasa.jpf.vm.MJIEnv; import gov.nasa.jpf.vm.NativePeer; /** * native peer for java.util.concurrent.atomic.AtomicLong * this implementation just cuts off native methods */ public class JPF_java_util_concurrent_atomic_AtomicLong extends NativePeer { @MJI public void $clinit____V (MJIEnv env, int rcls) { // don't let this one pass, it calls native methods from non-public Sun classes } @MJI public boolean compareAndSet__JJ__Z (MJIEnv env, int objRef, long expect, long update){ long value = env.getLongField(objRef, "value"); if (value == expect){ env.setLongField(objRef, "value", update); return true; } else { return false; } } @MJI public long getAndIncrement____J (MJIEnv env, int objRef){ long value = env.getLongField(objRef, "value"); env.setLongField(objRef, "value", value + 1); return value; } @MJI public long getAndDecrement____J (MJIEnv env, int objRef){ long value = env.getLongField(objRef, "value"); env.setLongField(objRef, "value", value - 1); return value; } @MJI public long getAndAdd__J__J (MJIEnv env, int objRef, long delta) { long value = env.getLongField(objRef, "value"); env.setLongField(objRef, "value", value + delta); return value; } @MJI public long incrementAndGet____J (MJIEnv env, int objRef) { long value = env.getLongField(objRef, "value"); value++; env.setLongField(objRef, "value", value); return value; } @MJI public long decrementAndGet____J (MJIEnv env, int objRef) { long value = env.getLongField(objRef, "value"); value--; env.setLongField(objRef, "value", value); return value; } @MJI public long addAndGet__J__J (MJIEnv env, int objRef, long delta) { long value = env.getLongField(objRef, "value"); value += delta; env.setLongField(objRef, "value", value); return value; } }