01: //
02: // Copyright (C) 2005 United States Government as represented by the
03: // Administrator of the National Aeronautics and Space Administration
04: // (NASA). All Rights Reserved.
05: //
06: // This software is distributed under the NASA Open Source Agreement
07: // (NOSA), version 1.3. The NOSA has been approved by the Open Source
08: // Initiative. See the file NOSA-1.3-JPF at the top of the distribution
09: // directory tree for the complete NOSA document.
10: //
11: // THE SUBJECT SOFTWARE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY OF ANY
12: // KIND, EITHER EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT
13: // LIMITED TO, ANY WARRANTY THAT THE SUBJECT SOFTWARE WILL CONFORM TO
14: // SPECIFICATIONS, ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR
15: // A PARTICULAR PURPOSE, OR FREEDOM FROM INFRINGEMENT, ANY WARRANTY THAT
16: // THE SUBJECT SOFTWARE WILL BE ERROR FREE, OR ANY WARRANTY THAT
17: // DOCUMENTATION, IF PROVIDED, WILL CONFORM TO THE SUBJECT SOFTWARE.
18: //
19: package gov.nasa.jpf.jvm.bytecode;
20:
21: import gov.nasa.jpf.jvm.*;
22:
23: import org.apache.bcel.classfile.ConstantPool;
24:
25: /**
26: * Create new array of reference
27: * ..., count => ..., arrayref
28: */
29: public class ANEWARRAY extends Instruction {
30: protected String type;
31:
32: public void setPeer(org.apache.bcel.generic.Instruction i,
33: ConstantPool cp) {
34: type = cp.constantToString(cp
35: .getConstant(((org.apache.bcel.generic.ANEWARRAY) i)
36: .getIndex()));
37:
38: if (!type.startsWith("[")) {
39: type = "L" + type + ";";
40: }
41: }
42:
43: public Instruction execute(SystemState ss, KernelState ks,
44: ThreadInfo th) {
45: // size of the stack
46: int size = th.pop();
47:
48: // pushes the object reference on the top stack frame
49: th.push(ks.da.newArray(type, size, th), true);
50:
51: return getNext(th);
52: }
53:
54: public int getByteCode() {
55: return 0xBD;
56: }
57: }
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