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1 /*
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2 * Copyright 2000-2005 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.code;
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26
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27 import java.io.*;
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28
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29 /** A ConstantIntValue describes a constant int; i.e., the
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30 corresponding logical entity is either a source constant or its
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31 computation has been constant-folded. */
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32
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33 public class ConstantIntValue extends ScopeValue {
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34 private int value;
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35
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36 public ConstantIntValue(int value) {
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37 this.value = value;
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38 }
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39
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40 public boolean isConstantInt() {
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41 return true;
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42 }
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43
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44 public int getValue() {
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45 return value;
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46 }
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47
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48 /** Serialization of debugging information */
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49 ConstantIntValue(DebugInfoReadStream stream) {
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50 value = stream.readSignedInt();
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51 }
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52
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53 // FIXME: not yet implementable
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54 // void write_on(DebugInfoWriteStream* stream);
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55
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56 // Printing
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57
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58 public void print() {
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59 printOn(System.out);
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60 }
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61
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62 public void printOn(PrintStream tty) {
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63 tty.print(value);
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64 }
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65 }
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