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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotConstantPool.java @ 18530:2906b3cc3e2f

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moved application of Remote marker interface to implementation classes only
author Doug Simon <doug.simon@oracle.com>
date Wed, 26 Nov 2014 13:20:14 +0100
parents c538c2c6b7e2
children 21384a8fbb64
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1 /*
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2 * Copyright (c) 2011, 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.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.meta;
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24
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25 import static com.oracle.graal.compiler.common.UnsafeAccess.*;
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26 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
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27
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28 import java.lang.invoke.*;
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29
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30 import com.oracle.graal.api.meta.*;
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31 import com.oracle.graal.bytecode.*;
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32 import com.oracle.graal.compiler.common.*;
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33 import com.oracle.graal.hotspot.*;
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34
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35 /**
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36 * Implementation of {@link ConstantPool} for HotSpot.
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37 */
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38 public class HotSpotConstantPool extends CompilerObject implements ConstantPool, Remote {
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39
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40 private static final long serialVersionUID = -5443206401485234850L;
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41
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42 /**
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43 * Enum of all {@code JVM_CONSTANT} constants used in the VM. This includes the public and
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44 * internal ones.
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45 */
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46 private enum JVM_CONSTANT {
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47 // @formatter:off
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48 Utf8(config().jvmConstantUtf8),
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49 Integer(config().jvmConstantInteger),
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50 Long(config().jvmConstantLong),
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51 Float(config().jvmConstantFloat),
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52 Double(config().jvmConstantDouble),
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53 Class(config().jvmConstantClass),
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54 UnresolvedClass(config().jvmConstantUnresolvedClass),
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55 UnresolvedClassInError(config().jvmConstantUnresolvedClassInError),
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56 String(config().jvmConstantString),
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57 Fieldref(config().jvmConstantFieldref),
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58 MethodRef(config().jvmConstantMethodref),
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59 InterfaceMethodref(config().jvmConstantInterfaceMethodref),
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60 NameAndType(config().jvmConstantNameAndType),
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61 MethodHandle(config().jvmConstantMethodHandle),
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62 MethodHandleInError(config().jvmConstantMethodHandleInError),
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63 MethodType(config().jvmConstantMethodType),
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64 MethodTypeInError(config().jvmConstantMethodTypeInError),
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65 InvokeDynamic(config().jvmConstantInvokeDynamic);
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66 // @formatter:on
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67
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68 private final int tag;
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69
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70 private static final int ExternalMax = config().jvmConstantExternalMax;
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71 private static final int InternalMin = config().jvmConstantInternalMin;
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72 private static final int InternalMax = config().jvmConstantInternalMax;
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73
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74 private JVM_CONSTANT(int tag) {
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75 this.tag = tag;
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76 }
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77
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78 private static HotSpotVMConfig config() {
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79 return runtime().getConfig();
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80 }
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81
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82 /**
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83 * Maps JVM_CONSTANT tags to {@link JVM_CONSTANT} values. Using a separate class for lazy
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84 * initialization.
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85 */
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86 static class TagValueMap {
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87 private static final JVM_CONSTANT[] table = new JVM_CONSTANT[ExternalMax + 1 + (InternalMax - InternalMin) + 1];
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88 static {
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89 assert InternalMin > ExternalMax;
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90 for (JVM_CONSTANT e : values()) {
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91 table[indexOf(e.tag)] = e;
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92 }
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93 }
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94
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95 private static int indexOf(int tag) {
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96 if (tag >= InternalMin) {
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97 return tag - InternalMin + ExternalMax + 1;
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98 } else {
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99 assert tag <= ExternalMax;
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100 }
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101 return tag;
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102 }
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103
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104 static JVM_CONSTANT get(int tag) {
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105 JVM_CONSTANT res = table[indexOf(tag)];
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106 if (res != null) {
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107 return res;
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108 }
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109 throw GraalInternalError.shouldNotReachHere("unknown JVM_CONSTANT tag " + tag);
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110 }
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111 }
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112
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113 public static JVM_CONSTANT getEnum(int tag) {
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114 return TagValueMap.get(tag);
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115 }
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116 }
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117
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118 /**
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119 * Reference to the C++ ConstantPool object.
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120 */
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121 private final long metaspaceConstantPool;
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122
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123 public HotSpotConstantPool(long metaspaceConstantPool) {
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124 this.metaspaceConstantPool = metaspaceConstantPool;
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125 }
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126
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127 /**
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128 * Gets the holder for this constant pool as {@link HotSpotResolvedObjectTypeImpl}.
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129 *
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130 * @return holder for this constant pool
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131 */
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132 private HotSpotResolvedObjectType getHolder() {
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133 final long metaspaceKlass = unsafe.getAddress(metaspaceConstantPool + runtime().getConfig().constantPoolHolderOffset);
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134 return HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(metaspaceKlass);
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135 }
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136
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137 /**
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138 * Converts a raw index from the bytecodes to a constant pool index by adding a
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139 * {@link HotSpotVMConfig#constantPoolCpCacheIndexTag constant}.
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140 *
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141 * @param rawIndex index from the bytecode
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142 * @param opcode bytecode to convert the index for
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143 * @return constant pool index
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144 */
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145 private static int toConstantPoolIndex(int rawIndex, int opcode) {
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146 int index;
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147 if (opcode == Bytecodes.INVOKEDYNAMIC) {
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148 index = rawIndex;
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149 // See: ConstantPool::is_invokedynamic_index
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150 assert index < 0 : "not an invokedynamic constant pool index " + index;
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151 } else {
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152 assert opcode == Bytecodes.GETFIELD || opcode == Bytecodes.PUTFIELD || opcode == Bytecodes.GETSTATIC || opcode == Bytecodes.PUTSTATIC || opcode == Bytecodes.INVOKEINTERFACE ||
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153 opcode == Bytecodes.INVOKEVIRTUAL || opcode == Bytecodes.INVOKESPECIAL || opcode == Bytecodes.INVOKESTATIC : "unexpected invoke opcode " + Bytecodes.nameOf(opcode);
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154 index = rawIndex + runtime().getConfig().constantPoolCpCacheIndexTag;
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155 }
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156 return index;
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157 }
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158
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159 /**
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160 * Decode a constant pool cache index to a constant pool index.
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161 *
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162 * See {@code ConstantPool::decode_cpcache_index}.
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163 *
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164 * @param index constant pool cache index
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165 * @return decoded index
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166 */
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167 private static int decodeConstantPoolCacheIndex(int index) {
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168 if (isInvokedynamicIndex(index)) {
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169 return decodeInvokedynamicIndex(index);
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170 } else {
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171 return index - runtime().getConfig().constantPoolCpCacheIndexTag;
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172 }
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173 }
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174
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175 /**
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176 * See {@code ConstantPool::is_invokedynamic_index}.
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177 */
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178 private static boolean isInvokedynamicIndex(int index) {
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179 return index < 0;
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180 }
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181
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182 /**
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183 * See {@code ConstantPool::decode_invokedynamic_index}.
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184 */
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185 private static int decodeInvokedynamicIndex(int i) {
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186 assert isInvokedynamicIndex(i) : i;
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187 return ~i;
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188 }
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189
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190 /**
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191 * Gets the constant pool tag at index {@code index}.
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192 *
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193 * @param index constant pool index
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194 * @return constant pool tag
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195 */
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196 private JVM_CONSTANT getTagAt(int index) {
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197 assertBounds(index);
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198 HotSpotVMConfig config = runtime().getConfig();
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199 final long metaspaceConstantPoolTags = unsafe.getAddress(metaspaceConstantPool + config.constantPoolTagsOffset);
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200 final int tag = unsafe.getByteVolatile(null, metaspaceConstantPoolTags + config.arrayU1DataOffset + index);
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201 if (tag == 0) {
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202 return null;
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203 }
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204 return JVM_CONSTANT.getEnum(tag);
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205 }
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206
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207 /**
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208 * Gets the constant pool entry at index {@code index}.
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209 *
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210 * @param index constant pool index
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211 * @return constant pool entry
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212 */
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213 private long getEntryAt(int index) {
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214 assertBounds(index);
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215 return unsafe.getAddress(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getTarget().wordSize);
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216 }
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217
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218 /**
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219 * Gets the integer constant pool entry at index {@code index}.
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220 *
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221 * @param index constant pool index
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222 * @return integer constant pool entry at index
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223 */
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224 private int getIntAt(int index) {
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225 assertTag(index, JVM_CONSTANT.Integer);
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226 return unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getTarget().wordSize);
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227 }
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228
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229 /**
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230 * Gets the long constant pool entry at index {@code index}.
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231 *
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232 * @param index constant pool index
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233 * @return long constant pool entry
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234 */
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235 private long getLongAt(int index) {
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236 assertTag(index, JVM_CONSTANT.Long);
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237 return unsafe.getLong(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getTarget().wordSize);
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238 }
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239
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240 /**
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241 * Gets the float constant pool entry at index {@code index}.
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242 *
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243 * @param index constant pool index
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244 * @return float constant pool entry
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245 */
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246 private float getFloatAt(int index) {
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247 assertTag(index, JVM_CONSTANT.Float);
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248 return unsafe.getFloat(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getTarget().wordSize);
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249 }
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250
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251 /**
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252 * Gets the double constant pool entry at index {@code index}.
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253 *
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254 * @param index constant pool index
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255 * @return float constant pool entry
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256 */
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257 private double getDoubleAt(int index) {
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258 assertTag(index, JVM_CONSTANT.Double);
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259 return unsafe.getDouble(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getTarget().wordSize);
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260 }
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261
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262 /**
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263 * Gets the {@code JVM_CONSTANT_NameAndType} constant pool entry at index {@code index}.
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264 *
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265 * @param index constant pool index
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266 * @return {@code JVM_CONSTANT_NameAndType} constant pool entry
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267 */
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268 private int getNameAndTypeAt(int index) {
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269 assertTag(index, JVM_CONSTANT.NameAndType);
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270 return unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getTarget().wordSize);
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271 }
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272
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273 /**
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274 * Gets the {@code JVM_CONSTANT_NameAndType} reference index constant pool entry at index
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275 * {@code index}.
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276 *
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277 * @param index constant pool index
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278 * @return {@code JVM_CONSTANT_NameAndType} reference constant pool entry
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279 */
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280 private int getNameAndTypeRefIndexAt(int index) {
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281 return runtime().getCompilerToVM().lookupNameAndTypeRefIndexInPool(metaspaceConstantPool, index);
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282 }
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283
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284 /**
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285 * Gets the name of a {@code JVM_CONSTANT_NameAndType} constant pool entry at index
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286 * {@code index}.
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287 *
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288 * @param index constant pool index
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289 * @return name as {@link String}
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290 */
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291 private String getNameRefAt(int index) {
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292 return runtime().getCompilerToVM().lookupNameRefInPool(metaspaceConstantPool, index);
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293 }
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294
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295 /**
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296 * Gets the name reference index of a {@code JVM_CONSTANT_NameAndType} constant pool entry at
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297 * index {@code index}.
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298 *
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299 * @param index constant pool index
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300 * @return name reference index
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301 */
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302 private int getNameRefIndexAt(int index) {
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303 final int refIndex = getNameAndTypeAt(index);
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304 // name ref index is in the low 16-bits.
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305 return refIndex & 0xFFFF;
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306 }
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307
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308 /**
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309 * Gets the signature of a {@code JVM_CONSTANT_NameAndType} constant pool entry at index
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310 * {@code index}.
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311 *
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312 * @param index constant pool index
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313 * @return signature as {@link String}
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314 */
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315 private String getSignatureRefAt(int index) {
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316 return runtime().getCompilerToVM().lookupSignatureRefInPool(metaspaceConstantPool, index);
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317 }
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318
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319 /**
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320 * Gets the signature reference index of a {@code JVM_CONSTANT_NameAndType} constant pool entry
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321 * at index {@code index}.
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322 *
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323 * @param index constant pool index
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324 * @return signature reference index
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325 */
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326 private int getSignatureRefIndexAt(int index) {
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327 final int refIndex = getNameAndTypeAt(index);
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328 // signature ref index is in the high 16-bits.
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329 return refIndex >>> 16;
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330 }
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331
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332 /**
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333 * Gets the klass reference index constant pool entry at index {@code index}.
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334 *
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335 * @param index constant pool index
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336 * @return klass reference index
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337 */
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338 private int getKlassRefIndexAt(int index) {
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339 return runtime().getCompilerToVM().lookupKlassRefIndexInPool(metaspaceConstantPool, index);
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340 }
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341
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342 /**
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343 * Gets the uncached klass reference index constant pool entry at index {@code index}. See:
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344 * {@code ConstantPool::uncached_klass_ref_index_at}.
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345 *
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346 * @param index constant pool index
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347 * @return klass reference index
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348 */
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349 private int getUncachedKlassRefIndexAt(int index) {
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350 assert getTagAt(index) == JVM_CONSTANT.Fieldref || getTagAt(index) == JVM_CONSTANT.MethodRef || getTagAt(index) == JVM_CONSTANT.InterfaceMethodref;
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351 final int refIndex = unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getTarget().wordSize);
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352 // klass ref index is in the low 16-bits.
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353 return refIndex & 0xFFFF;
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354 }
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355
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356 /**
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357 * Asserts that the constant pool index {@code index} is in the bounds of the constant pool.
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358 *
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359 * @param index constant pool index
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360 */
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361 private void assertBounds(int index) {
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362 assert 0 <= index && index < length() : "index " + index + " not between 0 and " + length();
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363 }
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364
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365 /**
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366 * Asserts that the constant pool tag at index {@code index} is equal to {@code tag}.
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367 *
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368 * @param index constant pool index
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369 * @param tag expected tag
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370 */
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371 private void assertTag(int index, JVM_CONSTANT tag) {
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372 assert getTagAt(index) == tag : "constant pool tag at index " + index + " is " + getTagAt(index) + " but expected " + tag;
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373 }
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374
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375 @Override
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376 public int length() {
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377 return unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolLengthOffset);
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378 }
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379
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380 @Override
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381 public Object lookupConstant(int cpi) {
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382 assert cpi != 0;
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383 final JVM_CONSTANT tag = getTagAt(cpi);
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384 switch (tag) {
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385 case Integer:
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386 return JavaConstant.forInt(getIntAt(cpi));
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387 case Long:
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388 return JavaConstant.forLong(getLongAt(cpi));
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389 case Float:
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390 return JavaConstant.forFloat(getFloatAt(cpi));
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391 case Double:
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392 return JavaConstant.forDouble(getDoubleAt(cpi));
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393 case Class:
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394 case UnresolvedClass:
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395 case UnresolvedClassInError:
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396 final int opcode = -1; // opcode is not used
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397 return lookupType(cpi, opcode);
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398 case String:
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399 Object string = runtime().getCompilerToVM().resolvePossiblyCachedConstantInPool(metaspaceConstantPool, cpi);
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400 return HotSpotObjectConstantImpl.forObject(string);
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401 case MethodHandle:
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402 case MethodHandleInError:
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403 case MethodType:
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404 case MethodTypeInError:
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405 Object obj = runtime().getCompilerToVM().resolveConstantInPool(metaspaceConstantPool, cpi);
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406 return HotSpotObjectConstantImpl.forObject(obj);
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407 default:
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408 throw GraalInternalError.shouldNotReachHere("unknown constant pool tag " + tag);
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409 }
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410 }
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411
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412 @Override
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413 public String lookupUtf8(int cpi) {
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414 assertTag(cpi, JVM_CONSTANT.Utf8);
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415 return runtime().getCompilerToVM().getSymbol(getEntryAt(cpi));
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416 }
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417
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418 @Override
5541
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419 public Signature lookupSignature(int cpi) {
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420 return new HotSpotSignature(lookupUtf8(cpi));
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421 }
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422
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423 @Override
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424 public JavaConstant lookupAppendix(int cpi, int opcode) {
9011
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425 assert Bytecodes.isInvoke(opcode);
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426 final int index = toConstantPoolIndex(cpi, opcode);
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427 Object result = runtime().getCompilerToVM().lookupAppendixInPool(metaspaceConstantPool, index);
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428 if (result == null) {
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429 return null;
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430 } else {
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431 return HotSpotObjectConstantImpl.forObject(result);
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432 }
8945
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Andreas Woess <andreas.woess@jku.at>
parents: 7084
diff changeset
433 }
7ef66078d837 add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents: 7084
diff changeset
434
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diff changeset
435 /**
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436 * Gets a {@link JavaType} corresponding a given metaspace Klass or a metaspace Symbol depending
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437 * on the {@link HotSpotVMConfig#compilerToVMKlassTag tag}.
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438 *
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
439 * @param metaspacePointer either a metaspace Klass or a metaspace Symbol
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
440 */
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
441 private static JavaType getJavaType(final long metaspacePointer) {
18525
c538c2c6b7e2 changed most references to HotSpotGraalRuntime to use HotSpotGraalRuntimeProvider instead
Doug Simon <doug.simon@oracle.com>
parents: 18262
diff changeset
442 HotSpotGraalRuntimeProvider runtime = runtime();
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15730
diff changeset
443 HotSpotVMConfig config = runtime.getConfig();
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
444 if ((metaspacePointer & config.compilerToVMSymbolTag) != 0) {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
445 final long metaspaceSymbol = metaspacePointer & ~config.compilerToVMSymbolTag;
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15730
diff changeset
446 String name = runtime.getCompilerToVM().getSymbol(metaspaceSymbol);
15730
920b7bb058a6 Simplify HotSpotUnresolvedJavaType, harmonize toString for HotSpotUnresolvedJavaType and HotSpotResolvedObjectType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15291
diff changeset
447 return HotSpotUnresolvedJavaType.create("L" + name + ";");
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
448 } else {
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
449 assert (metaspacePointer & config.compilerToVMKlassTag) == 0;
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
450 return HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(metaspacePointer);
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
451 }
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
452 }
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
453
8945
7ef66078d837 add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents: 7084
diff changeset
454 @Override
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 5775
diff changeset
455 public JavaMethod lookupMethod(int cpi, int opcode) {
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
456 final int index = toConstantPoolIndex(cpi, opcode);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
457 final long metaspaceMethod = runtime().getCompilerToVM().lookupMethodInPool(metaspaceConstantPool, index, (byte) opcode);
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
458 if (metaspaceMethod != 0L) {
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18187
diff changeset
459 return HotSpotResolvedJavaMethodImpl.fromMetaspace(metaspaceMethod);
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
460 } else {
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
461 // Get the method's name and signature.
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
462 String name = getNameRefAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
463 String signature = getSignatureRefAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
464 if (opcode == Bytecodes.INVOKEDYNAMIC) {
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
465 HotSpotResolvedObjectTypeImpl holder = HotSpotResolvedObjectTypeImpl.fromObjectClass(MethodHandle.class);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
466 return new HotSpotMethodUnresolved(name, signature, holder);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
467 } else {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
468 final int klassIndex = getKlassRefIndexAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
469 final long metaspacePointer = runtime().getCompilerToVM().lookupKlassInPool(metaspaceConstantPool, klassIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
470 JavaType holder = getJavaType(metaspacePointer);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
471 return new HotSpotMethodUnresolved(name, signature, holder);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
472 }
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
473 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
474 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
475
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
476 @Override
5541
b4c406861c33 More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5534
diff changeset
477 public JavaType lookupType(int cpi, int opcode) {
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
478 final long metaspacePointer = runtime().getCompilerToVM().lookupKlassInPool(metaspaceConstantPool, cpi);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
479 return getJavaType(metaspacePointer);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
480 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
481
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
482 @Override
5541
b4c406861c33 More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5534
diff changeset
483 public JavaField lookupField(int cpi, int opcode) {
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
484 final int index = toConstantPoolIndex(cpi, opcode);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
485 final int nameAndTypeIndex = getNameAndTypeRefIndexAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
486 final int nameIndex = getNameRefIndexAt(nameAndTypeIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
487 String name = lookupUtf8(nameIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
488 final int typeIndex = getSignatureRefIndexAt(nameAndTypeIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
489 String typeName = lookupUtf8(typeIndex);
14117
2b2f0022900f removed unnecessary lookupKlassByName method
Doug Simon <doug.simon@oracle.com>
parents: 14093
diff changeset
490 JavaType type = runtime().lookupType(typeName, getHolder(), false);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
491
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
492 final int holderIndex = getKlassRefIndexAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
493 JavaType holder = lookupType(holderIndex, opcode);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
494
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
495 if (holder instanceof HotSpotResolvedObjectTypeImpl) {
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
496 long[] info = new long[2];
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
497 long metaspaceKlass;
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
498 try {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
499 metaspaceKlass = runtime().getCompilerToVM().resolveField(metaspaceConstantPool, index, (byte) opcode, info);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
500 } catch (Throwable t) {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
501 /*
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
502 * If there was an exception resolving the field we give up and return an unresolved
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
503 * field.
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
504 */
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
505 return new HotSpotUnresolvedField(holder, name, type);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
506 }
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
507 HotSpotResolvedObjectTypeImpl resolvedHolder = HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(metaspaceKlass);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
508 final int flags = (int) info[0];
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
509 final long offset = info[1];
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
510 return resolvedHolder.createField(name, type, offset, flags);
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
511 } else {
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
512 return new HotSpotUnresolvedField(holder, name, type);
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
513 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
514 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
515
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
516 @Override
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 5775
diff changeset
517 public void loadReferencedType(int cpi, int opcode) {
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
518 int index;
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
519 switch (opcode) {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
520 case Bytecodes.CHECKCAST:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
521 case Bytecodes.INSTANCEOF:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
522 case Bytecodes.NEW:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
523 case Bytecodes.ANEWARRAY:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
524 case Bytecodes.MULTIANEWARRAY:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
525 case Bytecodes.LDC:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
526 case Bytecodes.LDC_W:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
527 case Bytecodes.LDC2_W:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
528 index = cpi;
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
529 break;
14979
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
530 case Bytecodes.INVOKEDYNAMIC:
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
531 // invokedynamic instructions point to a constant pool cache entry.
15205
affef8631cf4 Add eager resolving for indy call sites
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15193
diff changeset
532 index = decodeConstantPoolCacheIndex(cpi) + runtime().getConfig().constantPoolCpCacheIndexTag;
14979
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
533 index = runtime().getCompilerToVM().constantPoolRemapInstructionOperandFromCache(metaspaceConstantPool, index);
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
534 break;
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
535 default:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
536 index = toConstantPoolIndex(cpi, opcode);
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
537 index = runtime().getCompilerToVM().constantPoolRemapInstructionOperandFromCache(metaspaceConstantPool, index);
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
538 }
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
539
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
540 JVM_CONSTANT tag = getTagAt(index);
17394
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
541 if (tag == null) {
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
542 assert getTagAt(index - 1) == JVM_CONSTANT.Double || getTagAt(index - 1) == JVM_CONSTANT.Long;
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
543 return;
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
544 }
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
545 switch (tag) {
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
546 case Fieldref:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
547 case MethodRef:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
548 case InterfaceMethodref:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
549 index = getUncachedKlassRefIndexAt(index);
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
550 tag = getTagAt(index);
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
551 assert tag == JVM_CONSTANT.Class || tag == JVM_CONSTANT.UnresolvedClass || tag == JVM_CONSTANT.UnresolvedClassInError : tag;
18163
c88ab4f1f04a re-enabled Checkstyle with the release of 6.0 that supports Java 8; fixed existing Checkstyle warnings
Doug Simon <doug.simon@oracle.com>
parents: 17394
diff changeset
552 // fall through
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
553 case Class:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
554 case UnresolvedClass:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
555 case UnresolvedClassInError:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
556 final long metaspaceKlass = runtime().getCompilerToVM().constantPoolKlassAt(metaspaceConstantPool, index);
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
557 HotSpotResolvedObjectTypeImpl type = HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(metaspaceKlass);
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
558 Class<?> klass = type.mirror();
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
559 if (!klass.isPrimitive() && !klass.isArray()) {
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
560 unsafe.ensureClassInitialized(klass);
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
561 }
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
562 break;
15205
affef8631cf4 Add eager resolving for indy call sites
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15193
diff changeset
563 case InvokeDynamic:
17394
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
564 if (isInvokedynamicIndex(cpi)) {
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
565 runtime().getCompilerToVM().resolveInvokeDynamic(metaspaceConstantPool, cpi);
15255
cf6aedb39215 Prevent using loadReferencedType with LDC when the constant pool index refers to InvokeDynamic entry but isn't an invokedynamic index.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15205
diff changeset
566 }
15205
affef8631cf4 Add eager resolving for indy call sites
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15193
diff changeset
567 break;
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
568 default:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
569 // nothing
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
570 break;
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
571 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
572 }
17394
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
573
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
574 @Override
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
575 public String toString() {
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
576 HotSpotResolvedObjectType holder = getHolder();
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
577 return "HotSpotConstantPool<" + holder.toJavaName() + ">";
f520089af480 made HotSpotConstantPool.loadReferencedType handle attempts to resolve constant pool indexes that do not refer to a type
Doug Simon <doug.simon@oracle.com>
parents: 17393
diff changeset
578 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
579 }