Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/VMIntrinsicMethod.java @ 23785:5cf445d2acf6 jvmci-0.22
Exported elements referring to inaccessible types in jdk.vm.ci (JDK-8167180)
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 11 Oct 2016 22:13:23 +0200 |
parents | 724fbad94ee3 |
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1 /* |
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2 * Copyright (c) 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 jdk.vm.ci.meta.Signature; |
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26 |
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27 /** |
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28 * Describes a method for which the VM has an intrinsic implementation. |
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29 */ |
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30 public final class VMIntrinsicMethod { |
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31 |
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32 /** |
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33 * The name of the class declaring the intrinsified method. The name is in |
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34 * <a href="https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.2.1">class |
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35 * file format</a> (e.g., {@code "java/lang/Thread"} instead of {@code "java.lang.Thread"}). |
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36 */ |
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37 public final String declaringClass; |
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38 |
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39 /** |
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40 * The name of the intrinsified method. This is not guaranteed to be a legal method name (e.g., |
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41 * there is a HotSpot intrinsic with the name {@code "<compiledLambdaForm>"}). |
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42 */ |
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43 public final String name; |
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44 |
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45 /** |
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46 * The {@link Signature#toMethodDescriptor() descriptor} of the intrinsified method. This is not |
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47 * guaranteed to be a legal method descriptor (e.g., intrinsics for signature polymorphic |
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48 * methods have a descriptor of {@code "*"}). |
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49 */ |
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50 public final String descriptor; |
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51 |
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52 /** |
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53 * The unique VM identifier for the intrinsic. |
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54 */ |
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55 public final int id; |
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56 |
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57 VMIntrinsicMethod(String declaringClass, String name, String descriptor, int id) { |
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58 this.declaringClass = declaringClass; |
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59 this.name = name; |
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60 this.descriptor = descriptor; |
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61 this.id = id; |
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62 } |
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63 |
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64 @Override |
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65 public boolean equals(Object obj) { |
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66 if (obj instanceof VMIntrinsicMethod) { |
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67 VMIntrinsicMethod that = (VMIntrinsicMethod) obj; |
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68 if (that.id == this.id) { |
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69 assert that.name.equals(this.name) && |
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70 that.declaringClass.equals(this.declaringClass) && |
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71 that.descriptor.equals(this.descriptor); |
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72 return true; |
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73 } |
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74 } |
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75 return false; |
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76 } |
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77 |
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78 @Override |
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79 public int hashCode() { |
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80 return id; |
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81 } |
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82 |
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83 @Override |
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84 public String toString() { |
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85 return String.format("IntrinsicMethod[declaringClass=%s, name=%s, descriptor=%s, id=%d]", declaringClass, name, descriptor, id); |
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86 } |
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87 } |