1 /*
2 * Copyright (c) 2001, Zoltan Farkas All Rights Reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19 package net.sf.zel.instr;
20
21 import net.sf.zel.vm.ExecutionContext;
22 import net.sf.zel.vm.ZExecutionException;
23
24 /**
25 *
26 * @author zoly
27 */
28 public final class GT extends Instruction
29 {
30 private static final long serialVersionUID = 9127950519503616845L;
31
32 private GT(){};
33
34 public void execute(ExecutionContext context) throws ZExecutionException
35 {
36 context.stack.push(Boolean.valueOf( ((Comparable)context.popSyncStackVal()).compareTo(context.popSyncStackVal()) < 0) );
37 context.ip++;
38 }
39 /**
40 * instance
41 */
42 public static final Instruction instance = new GT();
43 }