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annotate graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/DefaultGenericInvocationPlugin.java @ 20045:8470e81631f8

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converted all @MacroSubstitution uses to InvocationPlugins
author Doug Simon <doug.simon@oracle.com>
date Fri, 27 Mar 2015 13:29:08 +0100
parents 01290be48def
children 90b5605032bc
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rev   line source
19791
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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.replacements;
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24
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25 import static com.oracle.graal.api.meta.MetaUtil.*;
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26 import static com.oracle.graal.replacements.NodeIntrinsificationPhase.*;
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27
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28 import java.util.*;
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29
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30 import com.oracle.graal.api.meta.*;
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31 import com.oracle.graal.api.replacements.*;
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32 import com.oracle.graal.compiler.common.*;
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33 import com.oracle.graal.compiler.common.type.*;
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34 import com.oracle.graal.graph.Node.NodeIntrinsic;
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35 import com.oracle.graal.graphbuilderconf.*;
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36 import com.oracle.graal.nodeinfo.*;
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37 import com.oracle.graal.nodeinfo.StructuralInput.MarkerType;
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38 import com.oracle.graal.nodes.*;
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39 import com.oracle.graal.nodes.extended.*;
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40 import com.oracle.graal.word.*;
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41
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42 /**
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43 * An {@link GenericInvocationPlugin} that handles methods annotated by {@link Fold},
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44 * {@link NodeIntrinsic} and all annotations supported by a given {@link WordOperationPlugin}.
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45 */
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46 public class DefaultGenericInvocationPlugin implements GenericInvocationPlugin {
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47 protected final NodeIntrinsificationPhase nodeIntrinsification;
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48 protected final WordOperationPlugin wordOperationPlugin;
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49
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50 private final ResolvedJavaType structuralInputType;
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51
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52 public DefaultGenericInvocationPlugin(MetaAccessProvider metaAccess, NodeIntrinsificationPhase nodeIntrinsification, WordOperationPlugin wordOperationPlugin) {
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53 this.nodeIntrinsification = nodeIntrinsification;
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54 this.wordOperationPlugin = wordOperationPlugin;
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55
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56 this.structuralInputType = metaAccess.lookupJavaType(StructuralInput.class);
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57 }
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58
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59 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod method, ValueNode[] args) {
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60 if (b.parsingReplacement() && wordOperationPlugin.apply(b, method, args)) {
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61 return true;
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62 } else if (b.parsingReplacement()) {
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63 NodeIntrinsic intrinsic = nodeIntrinsification.getIntrinsic(method);
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64 if (intrinsic != null) {
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65 Signature sig = method.getSignature();
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66 Kind returnKind = sig.getReturnKind();
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67 Stamp stamp = StampFactory.forKind(returnKind);
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68 if (returnKind == Kind.Object) {
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69 JavaType returnType = sig.getReturnType(method.getDeclaringClass());
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70 if (returnType instanceof ResolvedJavaType) {
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71 ResolvedJavaType resolvedReturnType = (ResolvedJavaType) returnType;
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72 WordTypes wordTypes = wordOperationPlugin.getWordTypes();
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73 if (wordTypes.isWord(resolvedReturnType)) {
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74 stamp = wordTypes.getWordStamp(resolvedReturnType);
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75 } else {
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76 stamp = StampFactory.declared(resolvedReturnType);
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77 }
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78 }
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79 }
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80
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81 return processNodeIntrinsic(b, method, intrinsic, Arrays.asList(args), returnKind, stamp);
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82 } else if (nodeIntrinsification.isFoldable(method)) {
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83 ResolvedJavaType[] parameterTypes = resolveJavaTypes(method.toParameterTypes(), method.getDeclaringClass());
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84 JavaConstant constant = nodeIntrinsification.tryFold(Arrays.asList(args), parameterTypes, method);
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85 if (!COULD_NOT_FOLD.equals(constant)) {
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86 if (constant != null) {
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87 // Replace the invoke with the result of the call
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88 ConstantNode res = b.add(ConstantNode.forConstant(constant, b.getMetaAccess()));
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89 b.addPush(res.getKind().getStackKind(), res);
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90 } else {
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91 // This must be a void invoke
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92 assert method.getSignature().getReturnKind() == Kind.Void;
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93 }
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94 return true;
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95 }
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96 }
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97 }
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98 return false;
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99 }
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100
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101 private InputType getInputType(ObjectStamp stamp) {
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102 ResolvedJavaType type = stamp.type();
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103 if (type != null && structuralInputType.isAssignableFrom(type)) {
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104 while (type != null) {
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105 MarkerType markerType = type.getAnnotation(MarkerType.class);
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106 if (markerType != null) {
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107 return markerType.value();
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108 }
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109
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110 type = type.getSuperclass();
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111 }
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112
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113 throw GraalInternalError.shouldNotReachHere(String.format("%s extends StructuralInput, but is not annotated with @MarkerType", stamp.type()));
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114 } else {
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115 return InputType.Value;
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116 }
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117 }
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118
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119 protected boolean processNodeIntrinsic(GraphBuilderContext b, ResolvedJavaMethod method, NodeIntrinsic intrinsic, List<ValueNode> args, Kind returnKind, Stamp stamp) {
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diff changeset
120 ValueNode res = createNodeIntrinsic(b, method, intrinsic, args, stamp);
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents:
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121 if (res == null) {
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diff changeset
122 return false;
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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123 }
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parents:
diff changeset
124 if (res instanceof UnsafeCopyNode) {
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parents:
diff changeset
125 UnsafeCopyNode copy = (UnsafeCopyNode) res;
20045
8470e81631f8 converted all @MacroSubstitution uses to InvocationPlugins
Doug Simon <doug.simon@oracle.com>
parents: 20041
diff changeset
126 UnsafeLoadNode value = b.add(new UnsafeLoadNode(copy.sourceObject(), copy.sourceOffset(), copy.accessKind(), copy.getLocationIdentity()));
20006
2d51a92a301a added helper methods to GraphBuilderContext for common operation combinations
Doug Simon <doug.simon@oracle.com>
parents: 19886
diff changeset
127 b.add(new UnsafeStoreNode(copy.destinationObject(), copy.destinationOffset(), value, copy.accessKind(), copy.getLocationIdentity()));
19791
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diff changeset
128 return true;
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents:
diff changeset
129 } else if (res instanceof ForeignCallNode) {
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents:
diff changeset
130 ForeignCallNode foreign = (ForeignCallNode) res;
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parents:
diff changeset
131 foreign.setBci(b.bci());
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132 }
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133
20045
8470e81631f8 converted all @MacroSubstitution uses to InvocationPlugins
Doug Simon <doug.simon@oracle.com>
parents: 20041
diff changeset
134 res = b.add(res);
20033
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
135
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
136 InputType inputType = InputType.Value;
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
137 if (returnKind == Kind.Object && stamp instanceof ObjectStamp) {
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
138 inputType = getInputType((ObjectStamp) stamp);
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
139 }
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
140
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
141 if (inputType != InputType.Value) {
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
142 assert res.isAllowedUsageType(inputType);
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
143 b.push(Kind.Object, res);
39c0ccfcd070 Allow InputTypes that are not Value in snippets.
Roland Schatz <roland.schatz@oracle.com>
parents: 20024
diff changeset
144 } else if (returnKind != Kind.Void) {
19797
9594538080a8 ensure voidness of a @NodeIntrinsic method's return kind agrees with the voidness of the stamp of the intrinsified node
Doug Simon <doug.simon@oracle.com>
parents: 19791
diff changeset
145 assert res.getKind().getStackKind() != Kind.Void;
19791
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents:
diff changeset
146 b.push(returnKind.getStackKind(), res);
19797
9594538080a8 ensure voidness of a @NodeIntrinsic method's return kind agrees with the voidness of the stamp of the intrinsified node
Doug Simon <doug.simon@oracle.com>
parents: 19791
diff changeset
147 } else {
9594538080a8 ensure voidness of a @NodeIntrinsic method's return kind agrees with the voidness of the stamp of the intrinsified node
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parents: 19791
diff changeset
148 assert res.getKind().getStackKind() == Kind.Void;
19791
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents:
diff changeset
149 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents:
diff changeset
150
19854
4178f9830a27 Assign the state after when appending the node and not automatically in the main graph builder loop.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19801
diff changeset
151 if (res instanceof StateSplit) {
4178f9830a27 Assign the state after when appending the node and not automatically in the main graph builder loop.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19801
diff changeset
152 StateSplit stateSplit = (StateSplit) res;
4178f9830a27 Assign the state after when appending the node and not automatically in the main graph builder loop.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19801
diff changeset
153 if (stateSplit.stateAfter() == null) {
4178f9830a27 Assign the state after when appending the node and not automatically in the main graph builder loop.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19801
diff changeset
154 stateSplit.setStateAfter(b.createStateAfter());
4178f9830a27 Assign the state after when appending the node and not automatically in the main graph builder loop.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19801
diff changeset
155 }
4178f9830a27 Assign the state after when appending the node and not automatically in the main graph builder loop.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19801
diff changeset
156 }
4178f9830a27 Assign the state after when appending the node and not automatically in the main graph builder loop.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19801
diff changeset
157
19791
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
158 return true;
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
159 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
160
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
161 protected ValueNode createNodeIntrinsic(GraphBuilderContext b, ResolvedJavaMethod method, NodeIntrinsic intrinsic, List<ValueNode> args, Stamp stamp) {
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
162 ValueNode res = nodeIntrinsification.createIntrinsicNode(args, stamp, method, b.getGraph(), intrinsic);
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
163 assert res != null || b.getRootMethod().getAnnotation(Snippet.class) != null : String.format(
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
164 "Could not create node intrinsic for call to %s as one of the arguments expected to be constant isn't: arguments=%s", method.format("%H.%n(%p)"), args);
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
165 return res;
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
166 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
167 }