Mercurial > hg > Members > kono > jpf-core
view src/main/gov/nasa/jpf/jvm/bytecode/LongArrayStoreInstruction.java @ 0:61d41facf527
initial v8 import (history reset)
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
---|---|
date | Fri, 23 Jan 2015 10:14:01 -0800 |
parents | |
children | 3517702bd768 |
line wrap: on
line source
/* * 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.jvm.bytecode; import gov.nasa.jpf.vm.ArrayIndexOutOfBoundsExecutiveException; import gov.nasa.jpf.vm.ElementInfo; import gov.nasa.jpf.vm.StackFrame; import gov.nasa.jpf.vm.ThreadInfo; /** * absraction for long array stores * * ... array, index, long-value => ... */ public abstract class LongArrayStoreInstruction extends ArrayStoreInstruction { protected void setField (ElementInfo e, int index, long value) throws ArrayIndexOutOfBoundsExecutiveException { e.checkArrayBounds(index); e.setLongElement(index, value); } @Override protected int getElementSize () { return 2; } protected long getValue (ThreadInfo ti) { StackFrame frame = ti.getModifiableTopFrame(); return frame.popLong(); } @Override public int peekArrayRef(ThreadInfo ti) { return ti.getTopFrame().peek(3); // ..,ref,idx,long(value) } @Override public int peekIndex(ThreadInfo ti){ return ti.getTopFrame().peek(2); } @Override public void accept(JVMInstructionVisitor insVisitor) { insVisitor.visit(this); } }