Mercurial > hg > graal-compiler
annotate graal/com.oracle.jvmci.code/src/com/oracle/jvmci/code/StackLockValue.java @ 21629:36cf15e3219e
Move HotSpotResolvedJavaMethod.getSpeculationLog to ResolvedJavaMethod
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Mon, 01 Jun 2015 15:14:39 +0200 |
parents | f5b549811bac |
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1 /* |
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2 * Copyright (c) 2011, 2015, 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.jvmci.code; |
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24 |
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25 import com.oracle.jvmci.meta.JavaValue; |
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26 import com.oracle.jvmci.meta.AbstractValue; |
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27 import com.oracle.jvmci.meta.Value; |
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28 import com.oracle.jvmci.meta.LIRKind; |
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29 import static com.oracle.jvmci.code.ValueUtil.*; |
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30 |
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31 /** |
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32 * Represents lock information in the debug information. |
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33 */ |
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34 public final class StackLockValue extends AbstractValue implements JavaValue { |
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35 |
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36 private Value owner; |
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37 private StackSlotValue slot; |
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38 private final boolean eliminated; |
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39 |
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40 public StackLockValue(Value object, StackSlotValue slot, boolean eliminated) { |
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41 super(LIRKind.Illegal); |
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42 this.owner = object; |
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43 this.slot = slot; |
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44 this.eliminated = eliminated; |
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45 } |
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46 |
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47 public Value getOwner() { |
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48 return owner; |
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49 } |
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50 |
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51 public void setOwner(Value newOwner) { |
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52 this.owner = newOwner; |
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53 } |
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54 |
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55 public Value getSlot() { |
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56 return slot; |
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57 } |
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58 |
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59 public boolean isEliminated() { |
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60 return eliminated; |
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61 } |
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62 |
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63 @Override |
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64 public String toString() { |
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65 return "monitor[" + owner + (slot != null ? ", " + slot : "") + (eliminated ? ", eliminated" : "") + "]"; |
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66 } |
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67 |
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68 @Override |
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69 public int hashCode() { |
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70 final int prime = 43; |
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71 int result = super.hashCode(); |
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72 result = prime * result + (eliminated ? 1231 : 1237); |
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73 result = prime * result + owner.hashCode(); |
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74 result = prime * result + slot.hashCode(); |
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75 return result; |
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76 } |
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77 |
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78 @Override |
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79 public boolean equals(Object obj) { |
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80 if (obj instanceof StackLockValue) { |
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81 StackLockValue other = (StackLockValue) obj; |
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82 return super.equals(obj) && eliminated == other.eliminated && owner.equals(other.owner) && slot.equals(other.slot); |
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83 } |
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84 return false; |
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85 } |
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86 |
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87 public void setSlot(StackSlotValue stackSlot) { |
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88 assert slot == null || (isVirtualStackSlot(slot) && (slot.equals(stackSlot) || isStackSlot(stackSlot))) : String.format("Can not set slot for %s to %s", this, stackSlot); |
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89 slot = stackSlot; |
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90 } |
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91 } |