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annotate graal/com.oracle.graal.java/src/com/oracle/graal/java/StandardGraphBuilderPluginsProvider.java @ 19104:81be933b83eb

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use anonymous classes for GraphBuilderPlugins instead of enums to common out registration logic and add better static checking
author Doug Simon <doug.simon@oracle.com>
date Tue, 03 Feb 2015 21:22:33 +0100
parents graal/com.oracle.graal.java/src/com/oracle/graal/java/DefaultGraphBuilderPluginsProvider.java@69f2926cd2ab
children 04a07ceab00d
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1 /*
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2 * Copyright (c) 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.graal.java;
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24
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25 import com.oracle.graal.api.meta.*;
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26 import com.oracle.graal.api.runtime.*;
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27 import com.oracle.graal.java.GraphBuilderPlugins.InvocationPlugin;
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28 import com.oracle.graal.java.GraphBuilderPlugins.Registration;
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29 import com.oracle.graal.java.GraphBuilderPlugins.Registration.Receiver;
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30 import com.oracle.graal.nodes.*;
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31 import com.oracle.graal.nodes.extended.*;
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32 import com.oracle.graal.nodes.java.*;
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33
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34 /**
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35 * Provider of non-runtime specific {@link GraphBuilderPlugin}s.
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36 */
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37 @ServiceProvider(GraphBuilderPluginsProvider.class)
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38 public class StandardGraphBuilderPluginsProvider implements GraphBuilderPluginsProvider {
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39 public void registerPlugins(MetaAccessProvider metaAccess, GraphBuilderPlugins plugins) {
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40 Registration r = new Registration(plugins, metaAccess, Object.class);
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41 r.register1("<init>", Receiver.class, new InvocationPlugin() {
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42 public boolean apply(GraphBuilderContext builder, ValueNode object) {
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43 if (RegisterFinalizerNode.mayHaveFinalizer(object, builder.getAssumptions())) {
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44 builder.append(new RegisterFinalizerNode(object));
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45 }
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46 return true;
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47 }
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48 });
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49
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50 for (Kind kind : Kind.values()) {
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51 if (kind.isPrimitive() && kind != Kind.Void) {
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52 new BoxPlugin(kind).register(metaAccess, plugins);
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53 new UnboxPlugin(kind).register(metaAccess, plugins);
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54 }
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55 }
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56 }
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57
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58 static class BoxPlugin implements InvocationPlugin {
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59
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60 private final Kind kind;
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61
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62 BoxPlugin(Kind kind) {
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63 this.kind = kind;
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64 }
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65
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66 public boolean apply(GraphBuilderContext builder, ValueNode value) {
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67 ResolvedJavaType resultType = builder.getMetaAccess().lookupJavaType(kind.toBoxedJavaClass());
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68 builder.push(Kind.Object, builder.append(new BoxNode(value, resultType, kind)));
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69 return true;
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70 }
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71
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72 void register(MetaAccessProvider metaAccess, GraphBuilderPlugins plugins) {
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73 ResolvedJavaMethod method = Registration.resolve(metaAccess, kind.toBoxedJavaClass(), "valueOf", kind.toJavaClass());
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74 plugins.register(method, this);
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75 }
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76 }
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77
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78 static class UnboxPlugin implements InvocationPlugin {
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79
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80 private final Kind kind;
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81
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82 UnboxPlugin(Kind kind) {
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83 this.kind = kind;
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84 }
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85
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86 public boolean apply(GraphBuilderContext builder, ValueNode value) {
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87 builder.push(kind, builder.append(new UnboxNode(value, kind)));
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88 return true;
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89 }
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90
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91 void register(MetaAccessProvider metaAccess, GraphBuilderPlugins plugins) {
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92 String name = kind.toJavaClass().getSimpleName() + "Value";
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93 ResolvedJavaMethod method = Registration.resolve(metaAccess, kind.toBoxedJavaClass(), name);
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94 plugins.register(method, this);
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95 }
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96 }
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97 }