2 * Copyright (C) 2014, United States Government, as represented by the
3 * Administrator of the National Aeronautics and Space Administration.
6 * The Java Pathfinder core (jpf-core) platform is licensed under the
7 * Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0.
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 package gov.nasa.jpf.jvm.bytecode;
20 import gov.nasa.jpf.vm.ArrayIndexOutOfBoundsExecutiveException;
21 import gov.nasa.jpf.vm.ElementInfo;
22 import gov.nasa.jpf.vm.StackFrame;
23 import gov.nasa.jpf.vm.ThreadInfo;
27 * absraction for long array stores
29 * ... array, index, long-value => ...
31 public abstract class LongArrayStoreInstruction extends ArrayStoreInstruction {
32 protected void setField (ElementInfo e, int index, long value)
33 throws ArrayIndexOutOfBoundsExecutiveException {
34 e.checkArrayBounds(index);
35 e.setLongElement(index, value);
39 protected int getElementSize () {
43 protected long getValue (ThreadInfo ti) {
44 StackFrame frame = ti.getModifiableTopFrame();
45 return frame.popLong();
49 public int peekArrayRef(ThreadInfo ti) {
50 return ti.getTopFrame().peek(3); // ..,ref,idx,long(value)
54 public int peekIndex(ThreadInfo ti){
55 return ti.getTopFrame().peek(2);
59 public Object peekArrayAttr (ThreadInfo ti){
60 return ti.getTopFrame().getOperandAttr(3);
64 public Object peekIndexAttr (ThreadInfo ti){
65 return ti.getTopFrame().getOperandAttr(2);
70 public void accept(JVMInstructionVisitor insVisitor) {
71 insVisitor.visit(this);