Mercurial > hg > truffle
annotate graal/com.oracle.max.cri/src/com/oracle/max/cri/xir/XirArgument.java @ 6327:be0788825ffa
Move VirtualMachineComponent to interpreter project.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Fri, 07 Sep 2012 11:10:48 +0200 |
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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.graal.api.meta.*; |
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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 Constant} 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 Constant constant; |
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34 public final Object object; |
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35 |
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36 private XirArgument(Constant 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(Constant.forInt(x)); |
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52 } |
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53 |
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54 public static XirArgument forLong(long x) { |
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55 return new XirArgument(Constant.forLong(x)); |
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56 } |
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57 |
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58 public static XirArgument forObject(Object o) { |
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59 return new XirArgument(Constant.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 } |