Mercurial > hg > graal-compiler
annotate graal/GraalCompiler/src/com/sun/c1x/value/ValueUtil.java @ 2611:bd235cb4375a
FrameState cleanup: split into FrameStateBuilder and fixed-size FrameState, removed MutableFrameState
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Fri, 06 May 2011 17:08:00 +0200 |
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children | abb4cc15283d |
rev | line source |
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2611
bd235cb4375a
FrameState cleanup: split into FrameStateBuilder and fixed-size FrameState, removed MutableFrameState
Lukas Stadler <lukas.stadler@jku.at>
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1 /* |
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2 * Copyright (c) 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.sun.c1x.value; |
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24 |
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25 import com.sun.c1x.ir.*; |
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26 import com.sun.cri.ci.*; |
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27 |
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28 |
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29 public class ValueUtil { |
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30 |
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31 public static Value assertKind(CiKind kind, Value x) { |
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32 assert x != null && (x.kind == kind) : "kind=" + kind + ", value=" + x + ((x == null) ? "" : ", value.kind=" + x.kind); |
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33 return x; |
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34 } |
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35 |
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36 public static Value assertLong(Value x) { |
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37 assert x != null && (x.kind == CiKind.Long); |
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38 return x; |
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39 } |
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40 |
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41 public static Value assertJsr(Value x) { |
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42 assert x != null && (x.kind == CiKind.Jsr); |
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43 return x; |
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44 } |
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45 |
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46 public static Value assertInt(Value x) { |
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47 assert x != null && (x.kind == CiKind.Int); |
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48 return x; |
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49 } |
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50 |
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51 public static Value assertFloat(Value x) { |
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52 assert x != null && (x.kind == CiKind.Float); |
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53 return x; |
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54 } |
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55 |
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56 public static Value assertObject(Value x) { |
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57 assert x != null && (x.kind == CiKind.Object); |
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58 return x; |
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59 } |
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60 |
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61 public static Value assertWord(Value x) { |
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62 assert x != null && (x.kind == CiKind.Word); |
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63 return x; |
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64 } |
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65 |
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66 public static Value assertDouble(Value x) { |
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67 assert x != null && (x.kind == CiKind.Double); |
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68 return x; |
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69 } |
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70 |
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71 public static void assertHigh(Value x) { |
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72 assert x == null; |
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73 } |
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74 |
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75 public static boolean typeMismatch(Value x, Value y) { |
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76 return y == null || x.kind != y.kind; |
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77 } |
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78 |
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79 public static boolean isDoubleWord(Value x) { |
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80 return x != null && x.kind.isDoubleWord(); |
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81 } |
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82 |
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83 } |