Mercurial > hg > truffle
annotate graal/com.oracle.max.cri/src/com/oracle/max/cri/ci/CiValueUtil.java @ 4199:aaac4894175c
Renamed cri packages from sun to oracle.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Tue, 03 Jan 2012 16:29:28 +0100 |
parents | graal/com.oracle.max.cri/src/com/sun/cri/ci/CiValueUtil.java@9e0c1b4cfef5 |
children | 430b5db3e6f8 |
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1 /* |
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2 * Copyright (c) 2012, 2012, 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.ci; |
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24 |
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25 public class CiValueUtil { |
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26 public static boolean isIllegal(CiValue value) { |
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27 assert value != null; |
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28 return value == CiValue.IllegalValue; |
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29 } |
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30 |
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31 public static boolean isLegal(CiValue value) { |
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32 return !isIllegal(value); |
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33 } |
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34 |
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35 public static boolean isVirtualObject(CiValue value) { |
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36 assert value != null; |
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37 return value instanceof CiVirtualObject; |
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38 } |
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39 |
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40 |
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41 public static boolean isVariable(CiValue value) { |
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42 assert value != null; |
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43 return value instanceof CiVariable; |
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44 } |
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45 |
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46 public static CiVariable asVariable(CiValue value) { |
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47 assert value != null; |
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48 return (CiVariable) value; |
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49 } |
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50 |
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51 |
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52 public static boolean isConstant(CiValue value) { |
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53 assert value != null; |
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54 return value instanceof CiConstant; |
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55 } |
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56 |
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57 |
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58 public static boolean isStackSlot(CiValue value) { |
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59 assert value != null; |
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60 return value instanceof CiStackSlot; |
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61 } |
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62 |
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63 public static CiStackSlot asStackSlot(CiValue value) { |
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64 assert value != null; |
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65 return (CiStackSlot) value; |
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66 } |
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67 |
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68 |
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69 public static boolean isRegister(CiValue value) { |
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70 assert value != null; |
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71 return value instanceof CiRegisterValue; |
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72 } |
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73 |
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74 public static CiRegister asRegister(CiValue value) { |
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75 assert value != null; |
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76 return ((CiRegisterValue) value).reg; |
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77 } |
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78 |
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79 public static CiRegister asIntReg(CiValue value) { |
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80 assert value.kind == CiKind.Int || value.kind == CiKind.Jsr; |
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81 return asRegister(value); |
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82 } |
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83 |
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84 public static CiRegister asLongReg(CiValue value) { |
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85 assert value.kind == CiKind.Long : value.kind; |
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86 return asRegister(value); |
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87 } |
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88 |
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89 public static CiRegister asObjectReg(CiValue value) { |
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90 assert value.kind == CiKind.Object; |
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91 return asRegister(value); |
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92 } |
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93 |
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94 public static CiRegister asFloatReg(CiValue value) { |
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95 assert value.kind == CiKind.Float; |
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96 return asRegister(value); |
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97 } |
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98 |
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99 public static CiRegister asDoubleReg(CiValue value) { |
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100 assert value.kind == CiKind.Double; |
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101 return asRegister(value); |
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102 } |
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103 } |