Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotMetaspaceConstantImpl.java @ 23366:45168ac6d3bc
Merge.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Fri, 29 Apr 2016 11:10:18 +0200 |
parents | f8178417d018 |
children | 19855d029fc0 |
rev | line source |
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1 /* |
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2 * Copyright (c) 2014, 2016, 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 jdk.vm.ci.hotspot; |
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24 |
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25 import java.util.Objects; |
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26 |
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27 import jdk.vm.ci.meta.Constant; |
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28 import jdk.vm.ci.meta.VMConstant; |
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29 |
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30 final class HotSpotMetaspaceConstantImpl implements HotSpotMetaspaceConstant, VMConstant, HotSpotProxified { |
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31 |
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32 static HotSpotMetaspaceConstantImpl forMetaspaceObject(MetaspaceWrapperObject metaspaceObject, boolean compressed) { |
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33 return new HotSpotMetaspaceConstantImpl(metaspaceObject, compressed); |
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34 } |
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35 |
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36 static MetaspaceWrapperObject getMetaspaceObject(Constant constant) { |
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37 return ((HotSpotMetaspaceConstantImpl) constant).metaspaceObject; |
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38 } |
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39 |
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40 private final MetaspaceWrapperObject metaspaceObject; |
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41 private final boolean compressed; |
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42 |
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43 private HotSpotMetaspaceConstantImpl(MetaspaceWrapperObject metaspaceObject, boolean compressed) { |
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44 this.metaspaceObject = metaspaceObject; |
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45 this.compressed = compressed; |
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46 } |
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47 |
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48 @Override |
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49 public int hashCode() { |
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50 return System.identityHashCode(metaspaceObject) ^ (compressed ? 1 : 2); |
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51 } |
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52 |
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53 @Override |
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54 public boolean equals(Object o) { |
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55 if (o == this) { |
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56 return true; |
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57 } |
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58 if (!(o instanceof HotSpotMetaspaceConstantImpl)) { |
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59 return false; |
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60 } |
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61 |
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62 HotSpotMetaspaceConstantImpl other = (HotSpotMetaspaceConstantImpl) o; |
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63 return Objects.equals(this.metaspaceObject, other.metaspaceObject) && this.compressed == other.compressed; |
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64 } |
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65 |
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66 @Override |
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67 public String toValueString() { |
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68 return String.format("meta{%s%s}", metaspaceObject, compressed ? ";compressed" : ""); |
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69 } |
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70 |
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71 @Override |
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72 public String toString() { |
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73 return toValueString(); |
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74 } |
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75 |
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76 public boolean isDefaultForKind() { |
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77 return false; |
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78 } |
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79 |
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80 public boolean isCompressed() { |
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81 return compressed; |
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82 } |
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83 |
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84 public Constant compress() { |
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85 assert !isCompressed(); |
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86 HotSpotMetaspaceConstantImpl res = HotSpotMetaspaceConstantImpl.forMetaspaceObject(metaspaceObject, true); |
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87 assert res.isCompressed(); |
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88 return res; |
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89 } |
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90 |
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91 public Constant uncompress() { |
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92 assert isCompressed(); |
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93 HotSpotMetaspaceConstantImpl res = HotSpotMetaspaceConstantImpl.forMetaspaceObject(metaspaceObject, false); |
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94 assert !res.isCompressed(); |
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95 return res; |
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96 } |
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97 |
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98 public HotSpotResolvedObjectType asResolvedJavaType() { |
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99 if (metaspaceObject instanceof HotSpotResolvedObjectType) { |
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100 return (HotSpotResolvedObjectType) metaspaceObject; |
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101 } |
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102 return null; |
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103 } |
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104 |
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105 public HotSpotResolvedJavaMethod asResolvedJavaMethod() { |
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106 if (metaspaceObject instanceof HotSpotResolvedJavaMethod) { |
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107 return (HotSpotResolvedJavaMethod) metaspaceObject; |
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108 } |
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109 return null; |
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110 } |
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111 |
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112 public HotSpotSymbol asSymbol() { |
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Expose SharedRuntime::throw_and_post_jvmti_exception to JVMCI compilers.
Roland Schatz <roland.schatz@oracle.com>
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113 if (metaspaceObject instanceof HotSpotSymbol) { |
f8178417d018
Expose SharedRuntime::throw_and_post_jvmti_exception to JVMCI compilers.
Roland Schatz <roland.schatz@oracle.com>
parents:
22672
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114 return (HotSpotSymbol) metaspaceObject; |
f8178417d018
Expose SharedRuntime::throw_and_post_jvmti_exception to JVMCI compilers.
Roland Schatz <roland.schatz@oracle.com>
parents:
22672
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115 } |
f8178417d018
Expose SharedRuntime::throw_and_post_jvmti_exception to JVMCI compilers.
Roland Schatz <roland.schatz@oracle.com>
parents:
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116 return null; |
f8178417d018
Expose SharedRuntime::throw_and_post_jvmti_exception to JVMCI compilers.
Roland Schatz <roland.schatz@oracle.com>
parents:
22672
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117 } |
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Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
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118 } |