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annotate graal/com.oracle.max.cri/src/com/oracle/max/cri/xir/XirArgument.java @ 4199:aaac4894175c

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Renamed cri packages from sun to oracle.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 03 Jan 2012 16:29:28 +0100
parents graal/com.oracle.max.cri/src/com/sun/cri/xir/XirArgument.java@e233f5660da4
children d89b20486d87
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1 /*
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2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.max.cri.xir;
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24
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25 import com.oracle.max.cri.ci.*;
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26
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27 /**
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28 * Represents an argument to an {@link XirSnippet}.
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29 * Currently, this is a <i>union </i> type; it is either a {@link CiConstant} or an {@code Object}.
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30 */
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31 public final class XirArgument {
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32
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33 public final CiConstant constant;
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34 public final Object object;
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35
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36 private XirArgument(CiConstant value) {
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37 this.constant = value;
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38 this.object = null;
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39 }
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40
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41 private XirArgument(Object o) {
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42 this.constant = null;
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43 this.object = o;
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44 }
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45
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46 public static XirArgument forInternalObject(Object o) {
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47 return new XirArgument(o);
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48 }
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49
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50 public static XirArgument forInt(int x) {
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51 return new XirArgument(CiConstant.forInt(x));
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52 }
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54 public static XirArgument forLong(long x) {
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55 return new XirArgument(CiConstant.forLong(x));
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56 }
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58 public static XirArgument forObject(Object o) {
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59 return new XirArgument(CiConstant.forObject(o));
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60 }
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61
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62 @Override
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63 public String toString() {
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64 if (constant != null) {
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65 return constant.toString();
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66 } else {
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67 return "" + object;
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68 }
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69 }
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70 }