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JSR.java

00001 package gov.nasa.arc.ase.jpf.jvm.bytecode;
00002 
00003 import de.fub.bytecode.classfile.ConstantPool;
00004 import gov.nasa.arc.ase.jpf.jvm.SystemState;
00005 import gov.nasa.arc.ase.jpf.jvm.KernelState;
00006 import gov.nasa.arc.ase.jpf.jvm.ThreadInfo;
00007 import gov.nasa.arc.ase.util.Debug;
00008 
00009 public class JSR extends Instruction {
00010   private int target;
00011 
00012   public Instruction execute(SystemState ss, KernelState ks, ThreadInfo th) {
00013     th.push(th.getPC().getNext().getPosition(), false);
00014 
00015     return th.getMethod().getInstructionAt(target);
00016   }  
00017   public void setPeer(de.fub.bytecode.generic.Instruction i, ConstantPool cp) {
00018     target = ((de.fub.bytecode.generic.JSR)i).getTarget().getPosition();
00019   }  
00020 }

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