Mercurial > hg > graal-jvmci-8
annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 16779:e52ad0d3b7d6
put some security sensitive actions into a privileged action
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 12 Aug 2014 00:08:19 +0200 |
parents | 70f47dbbcabd |
children | 846c059e3ecf |
rev | line source |
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1 /* |
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2 * Copyright (c) 2012, 2014, 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. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 package com.oracle.truffle.api.nodes; |
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26 |
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27 import java.io.*; |
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28 import java.lang.annotation.*; |
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29 import java.lang.reflect.*; |
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30 import java.security.*; |
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31 import java.util.*; |
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32 |
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33 import sun.misc.*; |
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34 |
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35 import com.oracle.truffle.api.*; |
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36 import com.oracle.truffle.api.nodes.Node.Child; |
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37 import com.oracle.truffle.api.nodes.Node.Children; |
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38 import com.oracle.truffle.api.source.*; |
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39 |
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40 /** |
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41 * Utility class that manages the special access methods for node instances. |
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42 */ |
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43 public final class NodeUtil { |
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44 |
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45 /** |
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46 * Interface that allows the customization of field offsets used for {@link Unsafe} field |
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47 * accesses. |
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48 */ |
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49 public interface FieldOffsetProvider { |
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50 |
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51 long objectFieldOffset(Field field); |
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52 |
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53 int getTypeSize(Class<?> clazz); |
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54 } |
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55 |
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56 private static final FieldOffsetProvider unsafeFieldOffsetProvider = new FieldOffsetProvider() { |
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57 |
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58 @Override |
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59 public long objectFieldOffset(Field field) { |
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60 return unsafe.objectFieldOffset(field); |
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61 } |
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62 |
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63 @Override |
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64 public int getTypeSize(Class<?> clazz) { |
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65 if (!clazz.isPrimitive()) { |
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66 return Unsafe.ARRAY_OBJECT_INDEX_SCALE; |
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67 } else if (clazz == int.class) { |
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68 return Unsafe.ARRAY_INT_INDEX_SCALE; |
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69 } else { |
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70 throw new UnsupportedOperationException("unsupported field type: " + clazz); |
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71 } |
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72 } |
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73 }; |
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74 |
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75 public static enum NodeFieldKind { |
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76 /** The single {@link Node#getParent() parent} field. */ |
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77 PARENT, |
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78 /** A field annotated with {@link Child}. */ |
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79 CHILD, |
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80 /** A field annotated with {@link Children}. */ |
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81 CHILDREN, |
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82 /** A normal non-child data field of the node. */ |
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83 DATA |
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84 } |
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85 |
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86 /** |
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87 * Information about a field in a {@link Node} class. |
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88 */ |
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89 public static final class NodeField { |
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90 |
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91 private final NodeFieldKind kind; |
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92 private final Class<?> type; |
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93 private final String name; |
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94 private long offset; |
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95 |
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96 protected NodeField(NodeFieldKind kind, Class<?> type, String name, long offset) { |
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97 this.kind = kind; |
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98 this.type = type; |
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99 this.name = name; |
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100 this.offset = offset; |
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101 } |
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102 |
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103 public NodeFieldKind getKind() { |
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104 return kind; |
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105 } |
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106 |
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107 public Class<?> getType() { |
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108 return type; |
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109 } |
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110 |
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111 public String getName() { |
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112 return name; |
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113 } |
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114 |
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115 public long getOffset() { |
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116 return offset; |
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117 } |
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118 |
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119 public Object loadValue(Node node) { |
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120 if (type == boolean.class) { |
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121 return unsafe.getBoolean(node, offset); |
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122 } else if (type == byte.class) { |
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123 return unsafe.getByte(node, offset); |
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124 } else if (type == short.class) { |
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125 return unsafe.getShort(node, offset); |
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126 } else if (type == char.class) { |
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127 return unsafe.getChar(node, offset); |
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128 } else if (type == int.class) { |
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129 return unsafe.getInt(node, offset); |
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130 } else if (type == long.class) { |
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131 return unsafe.getLong(node, offset); |
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132 } else if (type == float.class) { |
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133 return unsafe.getFloat(node, offset); |
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134 } else if (type == double.class) { |
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135 return unsafe.getDouble(node, offset); |
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136 } else { |
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137 return unsafe.getObject(node, offset); |
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138 } |
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139 } |
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140 |
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141 @Override |
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142 public int hashCode() { |
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143 return kind.hashCode() | type.hashCode() | name.hashCode() | ((Long) offset).hashCode(); |
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144 } |
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145 |
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146 @Override |
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147 public boolean equals(Object obj) { |
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148 if (obj instanceof NodeField) { |
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149 NodeField other = (NodeField) obj; |
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150 return offset == other.offset && name.equals(other.name) && type.equals(other.type) && kind.equals(other.kind); |
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151 } |
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152 return false; |
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153 } |
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154 } |
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155 |
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156 /** |
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157 * Information about a {@link Node} class. A single instance of this class is allocated for |
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158 * every subclass of {@link Node} that is used. |
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159 */ |
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160 public static final class NodeClass { |
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161 private static final ClassValue<NodeClass> nodeClasses = new ClassValue<NodeClass>() { |
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162 @SuppressWarnings("unchecked") |
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163 @Override |
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164 protected NodeClass computeValue(final Class<?> clazz) { |
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165 assert Node.class.isAssignableFrom(clazz); |
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166 return AccessController.doPrivileged(new PrivilegedAction<NodeClass>() { |
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167 public NodeClass run() { |
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168 return new NodeClass((Class<? extends Node>) clazz, unsafeFieldOffsetProvider); |
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169 } |
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170 }); |
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171 } |
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172 }; |
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173 |
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174 // The comprehensive list of all fields. |
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175 private final NodeField[] fields; |
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176 // Separate arrays for the frequently accessed field offsets. |
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177 private final long parentOffset; |
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178 private final long[] childOffsets; |
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179 private final long[] childrenOffsets; |
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180 private final Class<? extends Node> clazz; |
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181 |
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182 public static NodeClass get(Class<? extends Node> clazz) { |
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183 return nodeClasses.get(clazz); |
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184 } |
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185 |
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186 public NodeClass(Class<? extends Node> clazz, FieldOffsetProvider fieldOffsetProvider) { |
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187 List<NodeField> fieldsList = new ArrayList<>(); |
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188 List<Long> parentOffsetsList = new ArrayList<>(); |
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189 List<Long> childOffsetsList = new ArrayList<>(); |
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190 List<Long> childrenOffsetsList = new ArrayList<>(); |
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191 |
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192 for (Field field : getAllFields(clazz)) { |
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193 if (Modifier.isStatic(field.getModifiers()) || field.isSynthetic()) { |
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194 continue; |
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195 } |
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196 |
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197 NodeFieldKind kind; |
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198 if (Node.class.isAssignableFrom(field.getType()) && field.getName().equals("parent") && field.getDeclaringClass() == Node.class) { |
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199 kind = NodeFieldKind.PARENT; |
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200 parentOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field)); |
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201 } else if (Node.class.isAssignableFrom(field.getType()) && field.getAnnotation(Child.class) != null) { |
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202 kind = NodeFieldKind.CHILD; |
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203 childOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field)); |
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204 assert !Modifier.isFinal(field.getModifiers()) : "child field must not be final (\"" + field.getName() + "\", " + clazz + ")"; |
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205 } else if (field.getType().isArray() && Node.class.isAssignableFrom(field.getType().getComponentType()) && field.getAnnotation(Children.class) != null) { |
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206 kind = NodeFieldKind.CHILDREN; |
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207 childrenOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field)); |
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208 assert Modifier.isFinal(field.getModifiers()) : "children array field must be final (\"" + field.getName() + "\", " + clazz + ")"; |
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209 } else { |
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210 kind = NodeFieldKind.DATA; |
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211 } |
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212 fieldsList.add(new NodeField(kind, field.getType(), field.getName(), fieldOffsetProvider.objectFieldOffset(field))); |
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213 } |
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214 this.fields = fieldsList.toArray(new NodeField[fieldsList.size()]); |
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215 assert parentOffsetsList.size() == 1 : "must have exactly one parent field"; |
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216 this.parentOffset = parentOffsetsList.get(0); |
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217 this.childOffsets = toLongArray(childOffsetsList); |
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218 this.childrenOffsets = toLongArray(childrenOffsetsList); |
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219 this.clazz = clazz; |
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220 } |
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221 |
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222 public NodeField[] getFields() { |
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223 return fields; |
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224 } |
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225 |
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226 public long getParentOffset() { |
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227 return parentOffset; |
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228 } |
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229 |
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230 public long[] getChildOffsets() { |
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231 return childOffsets; |
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232 } |
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233 |
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234 public long[] getChildrenOffsets() { |
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235 return childrenOffsets; |
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236 } |
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237 |
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238 @Override |
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239 public int hashCode() { |
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240 return Arrays.hashCode(fields) ^ Arrays.hashCode(childOffsets) ^ Arrays.hashCode(childrenOffsets) ^ ((Long) parentOffset).hashCode(); |
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241 } |
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242 |
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243 @Override |
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244 public boolean equals(Object obj) { |
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245 if (obj instanceof NodeClass) { |
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246 NodeClass other = (NodeClass) obj; |
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247 return Arrays.equals(fields, other.fields) && Arrays.equals(childOffsets, other.childOffsets) && Arrays.equals(childrenOffsets, other.childrenOffsets) && |
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248 parentOffset == other.parentOffset; |
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249 } |
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250 return false; |
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251 } |
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252 |
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253 public Iterator<Node> makeIterator(Node node) { |
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254 assert clazz.isInstance(node); |
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255 return new NodeIterator(node); |
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256 } |
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257 |
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258 private final class NodeIterator implements Iterator<Node> { |
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259 private final Node node; |
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260 private final int childrenCount; |
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261 private int index; |
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262 |
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263 protected NodeIterator(Node node) { |
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264 this.node = node; |
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265 this.index = 0; |
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266 this.childrenCount = childrenCount(); |
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267 } |
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268 |
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269 private int childrenCount() { |
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270 int nodeCount = childOffsets.length; |
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271 for (long fieldOffset : childrenOffsets) { |
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272 Node[] children = ((Node[]) unsafe.getObject(node, fieldOffset)); |
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273 if (children != null) { |
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274 nodeCount += children.length; |
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275 } |
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276 } |
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277 return nodeCount; |
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278 } |
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279 |
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280 private Node nodeAt(int idx) { |
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281 int nodeCount = childOffsets.length; |
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282 if (idx < nodeCount) { |
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283 return (Node) unsafe.getObject(node, childOffsets[idx]); |
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284 } else { |
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285 for (long fieldOffset : childrenOffsets) { |
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286 Node[] nodeArray = (Node[]) unsafe.getObject(node, fieldOffset); |
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287 if (idx < nodeCount + nodeArray.length) { |
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288 return nodeArray[idx - nodeCount]; |
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289 } |
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290 nodeCount += nodeArray.length; |
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291 } |
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292 } |
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293 return null; |
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294 } |
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295 |
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296 private void forward() { |
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297 if (index < childrenCount) { |
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298 index++; |
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299 } |
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300 } |
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301 |
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302 public boolean hasNext() { |
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303 return index < childrenCount; |
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304 } |
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305 |
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306 public Node next() { |
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307 try { |
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308 return nodeAt(index); |
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309 } finally { |
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310 forward(); |
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311 } |
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312 } |
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313 |
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314 public void remove() { |
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315 throw new UnsupportedOperationException(); |
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316 } |
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317 } |
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318 } |
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319 |
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320 static Iterator<Node> makeIterator(Node node) { |
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321 return NodeClass.get(node.getClass()).makeIterator(node); |
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322 } |
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323 |
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324 private static long[] toLongArray(List<Long> list) { |
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325 long[] array = new long[list.size()]; |
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326 for (int i = 0; i < list.size(); i++) { |
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327 array[i] = list.get(i); |
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328 } |
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329 return array; |
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330 } |
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331 |
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332 private static final Unsafe unsafe = getUnsafe(); |
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333 |
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334 private static Unsafe getUnsafe() { |
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335 try { |
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336 return Unsafe.getUnsafe(); |
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337 } catch (SecurityException e) { |
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338 } |
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339 try { |
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340 Field theUnsafeInstance = Unsafe.class.getDeclaredField("theUnsafe"); |
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341 theUnsafeInstance.setAccessible(true); |
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342 return (Unsafe) theUnsafeInstance.get(Unsafe.class); |
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343 } catch (Exception e) { |
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344 throw new RuntimeException("exception while trying to get Unsafe.theUnsafe via reflection:", e); |
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345 } |
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346 } |
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347 |
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348 @SuppressWarnings("unchecked") |
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349 public static <T extends Node> T cloneNode(T orig) { |
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350 final Node clone = orig.copy(); |
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351 NodeClass nodeClass = NodeClass.get(clone.getClass()); |
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352 |
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353 unsafe.putObject(clone, nodeClass.parentOffset, null); |
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354 |
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355 for (long fieldOffset : nodeClass.childOffsets) { |
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356 Node child = (Node) unsafe.getObject(orig, fieldOffset); |
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357 if (child != null) { |
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358 Node clonedChild = cloneNode(child); |
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359 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone); |
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360 unsafe.putObject(clone, fieldOffset, clonedChild); |
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361 } |
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362 } |
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363 for (long fieldOffset : nodeClass.childrenOffsets) { |
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364 Node[] children = (Node[]) unsafe.getObject(orig, fieldOffset); |
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365 if (children != null) { |
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366 Node[] clonedChildren = (Node[]) Array.newInstance(children.getClass().getComponentType(), children.length); |
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367 for (int i = 0; i < children.length; i++) { |
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368 if (children[i] != null) { |
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369 Node clonedChild = cloneNode(children[i]); |
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370 clonedChildren[i] = clonedChild; |
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371 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone); |
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372 } |
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373 } |
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374 unsafe.putObject(clone, fieldOffset, clonedChildren); |
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375 } |
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376 } |
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377 return (T) clone; |
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378 } |
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379 |
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380 public static List<Node> findNodeChildren(Node node) { |
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381 List<Node> nodes = new ArrayList<>(); |
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382 NodeClass nodeClass = NodeClass.get(node.getClass()); |
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383 |
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384 for (long fieldOffset : nodeClass.childOffsets) { |
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385 Object child = unsafe.getObject(node, fieldOffset); |
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386 if (child != null) { |
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387 nodes.add((Node) child); |
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388 } |
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389 } |
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390 for (long fieldOffset : nodeClass.childrenOffsets) { |
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391 Node[] children = (Node[]) unsafe.getObject(node, fieldOffset); |
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392 if (children != null) { |
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393 for (Node child : children) { |
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394 if (child != null) { |
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395 nodes.add(child); |
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396 } |
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397 } |
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398 } |
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399 } |
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400 |
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401 return nodes; |
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402 } |
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403 |
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404 public static boolean replaceChild(Node parent, Node oldChild, Node newChild) { |
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405 NodeClass nodeClass = NodeClass.get(parent.getClass()); |
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406 |
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407 for (long fieldOffset : nodeClass.getChildOffsets()) { |
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408 if (unsafe.getObject(parent, fieldOffset) == oldChild) { |
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409 assert assertAssignable(nodeClass, fieldOffset, newChild); |
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410 unsafe.putObject(parent, fieldOffset, newChild); |
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411 return true; |
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412 } |
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413 } |
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414 |
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415 for (long fieldOffset : nodeClass.getChildrenOffsets()) { |
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416 Object arrayObject = unsafe.getObject(parent, fieldOffset); |
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417 if (arrayObject != null) { |
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418 assert arrayObject instanceof Node[] : "Children array must be instanceof Node[] "; |
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419 Node[] array = (Node[]) arrayObject; |
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420 for (int i = 0; i < array.length; i++) { |
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421 if (array[i] == oldChild) { |
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422 assert assertAssignable(nodeClass, fieldOffset, newChild); |
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423 array[i] = newChild; |
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424 return true; |
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425 } |
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426 } |
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427 } |
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428 } |
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429 return false; |
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430 } |
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431 |
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432 private static boolean assertAssignable(NodeClass clazz, long fieldOffset, Object newValue) { |
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433 if (newValue == null) { |
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434 return true; |
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435 } |
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436 for (NodeField field : clazz.getFields()) { |
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437 if (field.getOffset() == fieldOffset) { |
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438 if (field.getKind() == NodeFieldKind.CHILD) { |
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439 if (field.getType().isAssignableFrom(newValue.getClass())) { |
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440 return true; |
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441 } else { |
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442 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName(); |
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443 return false; |
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444 } |
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445 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
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446 if (field.getType().getComponentType().isAssignableFrom(newValue.getClass())) { |
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447 return true; |
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448 } else { |
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449 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName(); |
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450 return false; |
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451 } |
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452 } |
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453 } |
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454 } |
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455 throw new IllegalArgumentException(); |
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456 } |
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457 |
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458 /** Returns all declared fields in the class hierarchy. */ |
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459 private static Field[] getAllFields(Class<? extends Object> clazz) { |
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460 Field[] declaredFields = clazz.getDeclaredFields(); |
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461 if (clazz.getSuperclass() != null) { |
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462 return concat(getAllFields(clazz.getSuperclass()), declaredFields); |
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463 } |
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464 return declaredFields; |
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465 } |
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466 |
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467 public static <T> T[] concat(T[] first, T[] second) { |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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468 T[] result = Arrays.copyOf(first, first.length + second.length); |
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469 System.arraycopy(second, 0, result, first.length, second.length); |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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470 return result; |
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471 } |
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472 |
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473 /** |
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474 * Get the nth parent of a node, where the 0th parent is the node itself. Returns null if there |
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475 * are less than n ancestors. |
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476 */ |
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477 public static Node getNthParent(Node node, int n) { |
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478 Node parent = node; |
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479 |
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480 for (int i = 0; i < n; i++) { |
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481 parent = parent.getParent(); |
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482 |
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483 if (parent == null) { |
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484 return null; |
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485 } |
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486 } |
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487 |
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488 return parent; |
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489 } |
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490 |
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491 /** find annotation in class/interface hierarchy. */ |
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492 public static <T extends Annotation> T findAnnotation(Class<?> clazz, Class<T> annotationClass) { |
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493 if (clazz.getAnnotation(annotationClass) != null) { |
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494 return clazz.getAnnotation(annotationClass); |
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495 } else { |
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496 for (Class<?> intf : clazz.getInterfaces()) { |
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497 if (intf.getAnnotation(annotationClass) != null) { |
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498 return intf.getAnnotation(annotationClass); |
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499 } |
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500 } |
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501 if (clazz.getSuperclass() != null) { |
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502 return findAnnotation(clazz.getSuperclass(), annotationClass); |
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503 } |
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504 } |
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505 return null; |
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506 } |
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507 |
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508 public static <T> T findParent(Node start, Class<T> clazz) { |
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509 Node parent = start.getParent(); |
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510 if (parent == null) { |
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511 return null; |
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512 } else if (clazz.isInstance(parent)) { |
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513 return clazz.cast(parent); |
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514 } else { |
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515 return findParent(parent, clazz); |
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516 } |
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517 } |
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518 |
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519 public static <T> List<T> findAllParents(Node start, Class<T> clazz) { |
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520 List<T> parents = new ArrayList<>(); |
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521 T parent = findParent(start, clazz); |
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522 while (parent != null) { |
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523 parents.add(parent); |
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524 parent = findParent((Node) parent, clazz); |
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525 } |
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526 return parents; |
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527 } |
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528 |
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529 public static List<Node> collectNodes(Node parent, Node child) { |
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530 List<Node> nodes = new ArrayList<>(); |
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531 Node current = child; |
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532 while (current != null) { |
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533 nodes.add(current); |
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534 if (current == parent) { |
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535 return nodes; |
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536 } |
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537 current = current.getParent(); |
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538 } |
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539 throw new IllegalArgumentException("Node " + parent + " is not a parent of " + child + "."); |
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540 } |
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541 |
9537
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542 public static <T> T findFirstNodeInstance(Node root, Class<T> clazz) { |
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Fixed Truffle child iterator should only iterate children which are annotated with @Child or @Children.
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543 for (Node childNode : findNodeChildren(root)) { |
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544 if (clazz.isInstance(childNode)) { |
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545 return clazz.cast(childNode); |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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546 } else { |
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547 T node = findFirstNodeInstance(childNode, clazz); |
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|
548 if (node != null) { |
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549 return node; |
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550 } |
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551 } |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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552 } |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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553 return null; |
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554 } |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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555 |
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556 public static <T> List<T> findAllNodeInstances(final Node root, final Class<T> clazz) { |
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557 final List<T> nodeList = new ArrayList<>(); |
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558 root.accept(new NodeVisitor() { |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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559 public boolean visit(Node node) { |
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560 if (clazz.isInstance(node)) { |
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561 nodeList.add(clazz.cast(node)); |
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562 } |
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563 return true; |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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564 } |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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565 }); |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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566 return nodeList; |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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567 } |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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568 |
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|
569 /** |
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570 * Like {@link #findAllNodeInstances(Node, Class)} but do not visit children of found nodes. |
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571 */ |
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572 public static <T> List<T> findNodeInstancesShallow(final Node root, final Class<T> clazz) { |
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573 final List<T> nodeList = new ArrayList<>(); |
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574 root.accept(new NodeVisitor() { |
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575 public boolean visit(Node node) { |
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576 if (clazz.isInstance(node)) { |
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577 nodeList.add(clazz.cast(node)); |
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578 return false; |
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579 } |
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580 return true; |
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581 } |
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582 }); |
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583 return nodeList; |
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584 } |
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585 |
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586 public static int countNodes(Node root) { |
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587 return countNodes(root, null, false); |
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588 } |
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589 |
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590 public static int countNodes(Node root, NodeCountFilter filter) { |
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591 return countNodes(root, filter, false); |
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592 } |
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593 |
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594 public static int countNodes(Node root, NodeCountFilter filter, boolean visitInlinedCallNodes) { |
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595 NodeCountVisitor nodeCount = new NodeCountVisitor(filter, visitInlinedCallNodes); |
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596 root.accept(nodeCount); |
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597 return nodeCount.nodeCount; |
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598 } |
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599 |
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600 public interface NodeCountFilter { |
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601 |
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602 boolean isCounted(Node node); |
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603 |
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604 } |
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605 |
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606 private static final class NodeCountVisitor implements NodeVisitor { |
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607 |
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608 private final boolean visitInlinedCallNodes; |
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609 int nodeCount; |
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610 private final NodeCountFilter filter; |
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611 |
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612 private NodeCountVisitor(NodeCountFilter filter, boolean visitInlinedCallNodes) { |
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613 this.filter = filter; |
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614 this.visitInlinedCallNodes = visitInlinedCallNodes; |
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615 } |
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616 |
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617 @Override |
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618 public boolean visit(Node node) { |
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619 if (filter == null || filter.isCounted(node)) { |
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620 nodeCount++; |
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621 } |
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Truffle: further fixes to the new CallNode.
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622 |
15093
5634b199c4da
Truffle: API-change: renamed CallNode to DirectCallNode and added IndirectCallNode.
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623 if (visitInlinedCallNodes && node instanceof DirectCallNode) { |
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624 DirectCallNode call = (DirectCallNode) node; |
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625 if (call.isInlined()) { |
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626 Node target = ((RootCallTarget) call.getCurrentCallTarget()).getRootNode(); |
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627 if (target != null) { |
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628 target.accept(this); |
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629 } |
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Truffle: further fixes to the new CallNode.
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630 } |
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631 } |
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|
632 |
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633 return true; |
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634 } |
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635 |
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636 } |
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Truffle: Added API in NodeUtil to count nodes restricted to a Kind.
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|
637 |
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|
638 public static String printCompactTreeToString(Node node) { |
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Refactoring of NodeUtil to centralize the use of reflection
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639 StringWriter out = new StringWriter(); |
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640 printCompactTree(new PrintWriter(out), null, node, 1); |
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641 return out.toString(); |
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642 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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643 |
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644 public static void printCompactTree(OutputStream out, Node node) { |
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645 printCompactTree(new PrintWriter(out), null, node, 1); |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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diff
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646 } |
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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|
647 |
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diff
changeset
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648 private static void printCompactTree(PrintWriter p, Node parent, Node node, int level) { |
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649 if (node == null) { |
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650 return; |
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651 } |
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652 for (int i = 0; i < level; i++) { |
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653 p.print(" "); |
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|
654 } |
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655 if (parent == null) { |
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Andreas Woess <andreas.woess@jku.at>
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656 p.println(nodeName(node)); |
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|
657 } else { |
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658 String fieldName = "unknownField"; |
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Refactoring of NodeUtil to centralize the use of reflection
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659 NodeField[] fields = NodeClass.get(parent.getClass()).fields; |
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Refactoring of NodeUtil to centralize the use of reflection
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660 for (NodeField field : fields) { |
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661 Object value = field.loadValue(parent); |
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662 if (value == node) { |
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663 fieldName = field.getName(); |
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664 break; |
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665 } else if (value instanceof Node[]) { |
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666 int index = 0; |
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667 for (Node arrayNode : (Node[]) value) { |
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668 if (arrayNode == node) { |
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669 fieldName = field.getName() + "[" + index + "]"; |
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670 break; |
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671 } |
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672 index++; |
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673 } |
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Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
Christian Humer <christian.humer@gmail.com>
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674 } |
e6fe35d64b71
Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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|
675 } |
e6fe35d64b71
Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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|
676 p.print(fieldName); |
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Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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|
677 p.print(" = "); |
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|
678 p.println(nodeName(node)); |
9538
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parents:
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|
679 } |
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Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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parents:
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diff
changeset
|
680 |
e6fe35d64b71
Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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|
681 for (Node child : node.getChildren()) { |
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|
682 printCompactTree(p, node, child, level + 1); |
e6fe35d64b71
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parents:
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683 } |
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Refactoring of NodeUtil to centralize the use of reflection
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|
684 p.flush(); |
9538
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Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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parents:
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diff
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|
685 } |
e6fe35d64b71
Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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|
686 |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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687 public static String printSourceAttributionTree(Node node) { |
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688 StringWriter out = new StringWriter(); |
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|
689 printSourceAttributionTree(new PrintWriter(out), null, node, 1); |
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690 return out.toString(); |
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691 } |
099af41815ea
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diff
changeset
|
692 |
099af41815ea
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|
693 public static void printSourceAttributionTree(OutputStream out, Node node) { |
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|
694 printSourceAttributionTree(new PrintWriter(out), null, node, 1); |
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695 } |
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|
696 |
099af41815ea
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697 private static void printSourceAttributionTree(PrintWriter p, Node parent, Node node, int level) { |
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698 if (node == null) { |
099af41815ea
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699 return; |
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700 } |
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701 if (parent == null) { |
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702 // Add some preliminary information before starting with the root node |
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|
703 final SourceSection sourceSection = node.getSourceSection(); |
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|
704 if (sourceSection != null) { |
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|
705 final String txt = sourceSection.getSource().getCode(); |
11907
873da100d113
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diff
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|
706 p.println("Full source len=(" + txt.length() + ") ___" + txt + "___"); |
11848
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changeset
|
707 p.println("AST source attribution:"); |
099af41815ea
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diff
changeset
|
708 } |
099af41815ea
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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|
709 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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diff
changeset
|
710 final StringBuilder sb = new StringBuilder(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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diff
changeset
|
711 for (int i = 0; i < level; i++) { |
11850
e68922869732
Truffle: minor legibility improvement in NodeUtil.printSourceAttributionTree()
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11848
diff
changeset
|
712 sb.append("| "); |
11848
099af41815ea
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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diff
changeset
|
713 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
714 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
715 if (parent != null) { |
099af41815ea
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parents:
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diff
changeset
|
716 String childName = ""; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
717 NodeField[] fields = NodeClass.get(parent.getClass()).fields; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
718 for (NodeField field : fields) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
719 Object value = field.loadValue(parent); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
720 if (value == node) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
721 childName = field.getName(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
722 break; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
723 } else if (value instanceof Node[]) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
724 int index = 0; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
725 for (Node arrayNode : (Node[]) value) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
726 if (arrayNode == node) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
727 childName = field.getName() + "[" + index + "]"; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
728 break; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
729 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
730 index++; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
731 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
732 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
733 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
734 sb.append(childName); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
735 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
736 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
737 sb.append(" (" + node.getClass().getSimpleName() + ") "); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
738 sb.append(displaySourceAttribution(node)); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
739 p.println(sb.toString()); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
740 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
741 for (Node child : node.getChildren()) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
742 printSourceAttributionTree(p, node, child, level + 1); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
743 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
744 p.flush(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
745 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
746 |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
747 /** |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
748 * Prints a human readable form of a {@link Node} AST to the given {@link PrintStream}. This |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
749 * print method does not check for cycles in the node structure. |
15090
07e7aae05983
Truffle: context sensitive inlining cleanup
Christian Humer <christian.humer@gmail.com>
parents:
15089
diff
changeset
|
750 * |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
751 * @param out the stream to print to. |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
752 * @param node the root node to write |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
753 */ |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
754 public static void printTree(OutputStream out, Node node) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
755 printTree(new PrintWriter(out), node); |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
756 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
757 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
758 public static String printTreeToString(Node node) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
759 StringWriter out = new StringWriter(); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
760 printTree(new PrintWriter(out), node); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
761 return out.toString(); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
762 } |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
763 |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
764 public static void printTree(PrintWriter p, Node node) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
765 printTree(p, node, 1); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
766 p.println(); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
767 p.flush(); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
768 } |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
769 |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
770 private static void printTree(PrintWriter p, Node node, int level) { |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
771 if (node == null) { |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
772 p.print("null"); |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
773 return; |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
774 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
775 |
10845
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
776 p.print(nodeName(node)); |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
777 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
778 ArrayList<NodeField> childFields = new ArrayList<>(); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
779 String sep = ""; |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
780 p.print("("); |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
781 for (NodeField field : NodeClass.get(node.getClass()).fields) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
782 if (field.getKind() == NodeFieldKind.CHILD || field.getKind() == NodeFieldKind.CHILDREN) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
783 childFields.add(field); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
changeset
|
784 } else if (field.getKind() == NodeFieldKind.DATA) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
785 p.print(sep); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
786 sep = ", "; |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
787 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
788 p.print(field.getName()); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
789 p.print(" = "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
790 p.print(field.loadValue(node)); |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
791 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
792 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
793 p.print(")"); |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
794 |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
795 if (childFields.size() != 0) { |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
796 p.print(" {"); |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
797 for (NodeField field : childFields) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
798 printNewLine(p, level); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
799 p.print(field.getName()); |
7267
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
800 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
801 Object value = field.loadValue(node); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
802 if (value == null) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
803 p.print(" = null "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
804 } else if (field.getKind() == NodeFieldKind.CHILD) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
805 p.print(" = "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
806 printTree(p, (Node) value, level + 1); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
807 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
808 printChildren(p, level, value); |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
809 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
810 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
811 printNewLine(p, level - 1); |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
812 p.print("}"); |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
813 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
814 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
815 |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
816 private static void printChildren(PrintWriter p, int level, Object value) { |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
817 String sep; |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
818 Node[] children = (Node[]) value; |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
819 p.print(" = ["); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
820 sep = ""; |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
821 for (Node child : children) { |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
822 p.print(sep); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
823 sep = ", "; |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
824 printTree(p, child, level + 1); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
825 } |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
826 p.print("]"); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
827 } |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
828 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
829 private static void printNewLine(PrintWriter p, int level) { |
7267
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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
830 p.println(); |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
831 for (int i = 0; i < level; i++) { |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
832 p.print(" "); |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
833 } |
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
834 } |
10742
99789440ce28
Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents:
10704
diff
changeset
|
835 |
10845
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
836 private static String nodeName(Node node) { |
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
837 return node.getClass().getSimpleName(); |
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
838 } |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
839 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
840 private static String displaySourceAttribution(Node node) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
841 final SourceSection section = node.getSourceSection(); |
16511
aee02665e505
Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16067
diff
changeset
|
842 if (section instanceof NullSourceSection) { |
aee02665e505
Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16067
diff
changeset
|
843 return "source: " + section.getShortDescription(); |
aee02665e505
Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16067
diff
changeset
|
844 } |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
845 if (section != null) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
846 final String srcText = section.getCode(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
847 final StringBuilder sb = new StringBuilder(); |
16674
70f47dbbcabd
Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16581
diff
changeset
|
848 sb.append("source:"); |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
849 sb.append(" (" + section.getCharIndex() + "," + (section.getCharEndIndex() - 1) + ")"); |
16674
70f47dbbcabd
Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16581
diff
changeset
|
850 sb.append(" len=" + srcText.length()); |
70f47dbbcabd
Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16581
diff
changeset
|
851 sb.append(" text=\"" + srcText + "\""); |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
852 return sb.toString(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
853 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
854 return ""; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
855 } |
11950
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
856 |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
857 public static boolean verify(Node root) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
858 Iterable<Node> children = root.getChildren(); |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
859 for (Node child : children) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
860 if (child != null) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
861 if (child.getParent() != root) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
862 throw new AssertionError(toStringWithClass(child) + ": actual parent=" + toStringWithClass(child.getParent()) + " expected parent=" + toStringWithClass(root)); |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
863 } |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
864 verify(child); |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
865 } |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
866 } |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
867 return true; |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
868 } |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
869 |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
870 private static String toStringWithClass(Object obj) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
871 return obj == null ? "null" : obj + "(" + obj.getClass().getName() + ")"; |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
872 } |
16464
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
873 |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
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874 static void traceRewrite(Node oldNode, Node newNode, CharSequence reason) { |
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875 if (TruffleOptions.TraceRewritesFilterFromCost != null) { |
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876 if (filterByKind(oldNode, TruffleOptions.TraceRewritesFilterFromCost)) { |
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877 return; |
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878 } |
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879 } |
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880 |
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881 if (TruffleOptions.TraceRewritesFilterToCost != null) { |
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882 if (filterByKind(newNode, TruffleOptions.TraceRewritesFilterToCost)) { |
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883 return; |
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884 } |
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885 } |
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886 |
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887 String filter = TruffleOptions.TraceRewritesFilterClass; |
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888 Class<? extends Node> from = oldNode.getClass(); |
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889 Class<? extends Node> to = newNode.getClass(); |
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890 if (filter != null && (filterByContainsClassName(from, filter) || filterByContainsClassName(to, filter))) { |
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891 return; |
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892 } |
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893 |
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894 final SourceSection reportedSourceSection = oldNode.getEncapsulatingSourceSection(); |
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895 |
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896 PrintStream out = System.out; |
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897 out.printf("[truffle] rewrite %-50s |From %-40s |To %-40s |Reason %s%s%n", oldNode.toString(), formatNodeInfo(oldNode), formatNodeInfo(newNode), |
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898 reason != null && reason.length() > 0 ? reason : "unknown", reportedSourceSection != null ? " at " + reportedSourceSection.getShortDescription() : ""); |
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899 } |
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900 |
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901 private static String formatNodeInfo(Node node) { |
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902 String cost = "?"; |
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903 switch (node.getCost()) { |
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904 case NONE: |
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905 cost = "G"; |
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906 break; |
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907 case MONOMORPHIC: |
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908 cost = "M"; |
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909 break; |
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910 case POLYMORPHIC: |
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911 cost = "P"; |
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912 break; |
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913 case MEGAMORPHIC: |
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914 cost = "G"; |
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915 break; |
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916 default: |
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917 cost = "?"; |
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918 break; |
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919 } |
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920 return cost + " " + node.getClass().getSimpleName(); |
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921 } |
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922 |
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923 private static boolean filterByKind(Node node, NodeCost cost) { |
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924 return node.getCost() == cost; |
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925 } |
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926 |
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927 private static boolean filterByContainsClassName(Class<? extends Node> from, String filter) { |
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928 Class<?> currentFrom = from; |
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929 while (currentFrom != null) { |
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930 if (currentFrom.getName().contains(filter)) { |
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931 return false; |
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932 } |
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933 currentFrom = currentFrom.getSuperclass(); |
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934 } |
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935 return true; |
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936 } |
7267
a4b84ba6dc2e
Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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937 } |