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annotate graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotConstantPool.java @ 21556:48c1ebd24120

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renamed com.oracle.graal.api[meta|code] modules to com.oracle.jvmci.[meta|code] (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Wed, 27 May 2015 00:36:16 +0200
parents 9579a3c62a9e
children a59a0c85650a
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1 /*
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2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.jvmci.hotspot;
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24
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25 import static com.oracle.jvmci.common.UnsafeAccess.*;
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26 import static com.oracle.jvmci.hotspot.HotSpotJVMCIRuntime.*;
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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.jvmci.common.*;
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31 import com.oracle.jvmci.meta.*;
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32
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33 /**
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34 * Implementation of {@link ConstantPool} for HotSpot.
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35 */
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36 public class HotSpotConstantPool implements ConstantPool, HotSpotProxified {
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37
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38 /**
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39 * Subset of JVM bytecode opcodes used by {@link HotSpotConstantPool}.
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40 */
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41 static class Bytecodes {
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42 public static final int LDC = 18; // 0x12
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43 public static final int LDC_W = 19; // 0x13
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44 public static final int LDC2_W = 20; // 0x14
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45 public static final int GETSTATIC = 178; // 0xB2
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46 public static final int PUTSTATIC = 179; // 0xB3
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47 public static final int GETFIELD = 180; // 0xB4
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48 public static final int PUTFIELD = 181; // 0xB5
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49 public static final int INVOKEVIRTUAL = 182; // 0xB6
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50 public static final int INVOKESPECIAL = 183; // 0xB7
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51 public static final int INVOKESTATIC = 184; // 0xB8
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52 public static final int INVOKEINTERFACE = 185; // 0xB9
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53 public static final int INVOKEDYNAMIC = 186; // 0xBA
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54 public static final int NEW = 187; // 0xBB
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55 public static final int NEWARRAY = 188; // 0xBC
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56 public static final int ANEWARRAY = 189; // 0xBD
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57 public static final int CHECKCAST = 192; // 0xC0
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58 public static final int INSTANCEOF = 193; // 0xC1
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59 public static final int MULTIANEWARRAY = 197; // 0xC5
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60
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61 static boolean isInvoke(int opcode) {
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62 switch (opcode) {
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63 case INVOKEVIRTUAL:
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64 case INVOKESPECIAL:
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65 case INVOKESTATIC:
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66 case INVOKEINTERFACE:
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67 case INVOKEDYNAMIC:
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68 return true;
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69 default:
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70 return false;
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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 /**
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76 * Enum of all {@code JVM_CONSTANT} constants used in the VM. This includes the public and
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77 * internal ones.
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78 */
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79 private enum JVM_CONSTANT {
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80 // @formatter:off
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81 Utf8(config().jvmConstantUtf8),
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82 Integer(config().jvmConstantInteger),
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83 Long(config().jvmConstantLong),
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84 Float(config().jvmConstantFloat),
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85 Double(config().jvmConstantDouble),
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86 Class(config().jvmConstantClass),
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87 UnresolvedClass(config().jvmConstantUnresolvedClass),
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88 UnresolvedClassInError(config().jvmConstantUnresolvedClassInError),
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89 String(config().jvmConstantString),
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90 Fieldref(config().jvmConstantFieldref),
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91 MethodRef(config().jvmConstantMethodref),
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92 InterfaceMethodref(config().jvmConstantInterfaceMethodref),
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93 NameAndType(config().jvmConstantNameAndType),
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94 MethodHandle(config().jvmConstantMethodHandle),
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95 MethodHandleInError(config().jvmConstantMethodHandleInError),
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96 MethodType(config().jvmConstantMethodType),
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97 MethodTypeInError(config().jvmConstantMethodTypeInError),
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98 InvokeDynamic(config().jvmConstantInvokeDynamic);
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99 // @formatter:on
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100
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101 private final int tag;
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102
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103 private static final int ExternalMax = config().jvmConstantExternalMax;
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104 private static final int InternalMin = config().jvmConstantInternalMin;
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105 private static final int InternalMax = config().jvmConstantInternalMax;
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106
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107 private JVM_CONSTANT(int tag) {
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108 this.tag = tag;
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109 }
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110
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111 private static HotSpotVMConfig config() {
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112 return runtime().getConfig();
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113 }
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114
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115 /**
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116 * Maps JVM_CONSTANT tags to {@link JVM_CONSTANT} values. Using a separate class for lazy
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117 * initialization.
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118 */
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119 static class TagValueMap {
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120 private static final JVM_CONSTANT[] table = new JVM_CONSTANT[ExternalMax + 1 + (InternalMax - InternalMin) + 1];
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121 static {
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122 assert InternalMin > ExternalMax;
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123 for (JVM_CONSTANT e : values()) {
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124 table[indexOf(e.tag)] = e;
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125 }
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126 }
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127
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128 private static int indexOf(int tag) {
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129 if (tag >= InternalMin) {
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130 return tag - InternalMin + ExternalMax + 1;
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131 } else {
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132 assert tag <= ExternalMax;
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133 }
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134 return tag;
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135 }
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136
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137 static JVM_CONSTANT get(int tag) {
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138 JVM_CONSTANT res = table[indexOf(tag)];
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139 if (res != null) {
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140 return res;
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141 }
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142 throw new JVMCIError("Unknown JVM_CONSTANT tag %s", tag);
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143 }
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144 }
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145
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146 public static JVM_CONSTANT getEnum(int tag) {
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147 return TagValueMap.get(tag);
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148 }
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149 }
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150
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151 private static class LookupTypeCacheElement {
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152 int lastCpi = Integer.MIN_VALUE;
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153 JavaType javaType;
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154
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155 public LookupTypeCacheElement(int lastCpi, JavaType javaType) {
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156 super();
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157 this.lastCpi = lastCpi;
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158 this.javaType = javaType;
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159 }
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160 }
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161
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162 /**
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163 * Reference to the C++ ConstantPool object.
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164 */
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165 private final long metaspaceConstantPool;
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166 private final Object[] cache;
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167 private volatile LookupTypeCacheElement lastLookupType;
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168
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169 public HotSpotConstantPool(long metaspaceConstantPool) {
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170 this.metaspaceConstantPool = metaspaceConstantPool;
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171 cache = new Object[length()];
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172 }
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173
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174 /**
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175 * Gets the holder for this constant pool as {@link HotSpotResolvedObjectTypeImpl}.
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176 *
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177 * @return holder for this constant pool
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178 */
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179 private HotSpotResolvedObjectType getHolder() {
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180 final long metaspaceKlass = unsafe.getAddress(metaspaceConstantPool + runtime().getConfig().constantPoolHolderOffset);
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181 return HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(metaspaceKlass);
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182 }
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183
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184 /**
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185 * Converts a raw index from the bytecodes to a constant pool index by adding a
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186 * {@link HotSpotVMConfig#constantPoolCpCacheIndexTag constant}.
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187 *
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188 * @param rawIndex index from the bytecode
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189 * @param opcode bytecode to convert the index for
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190 * @return constant pool index
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191 */
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192 private static int toConstantPoolIndex(int rawIndex, int opcode) {
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193 int index;
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194 if (opcode == Bytecodes.INVOKEDYNAMIC) {
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195 index = rawIndex;
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196 // See: ConstantPool::is_invokedynamic_index
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197 assert index < 0 : "not an invokedynamic constant pool index " + index;
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198 } else {
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199 assert opcode == Bytecodes.GETFIELD || opcode == Bytecodes.PUTFIELD || opcode == Bytecodes.GETSTATIC || opcode == Bytecodes.PUTSTATIC || opcode == Bytecodes.INVOKEINTERFACE ||
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200 opcode == Bytecodes.INVOKEVIRTUAL || opcode == Bytecodes.INVOKESPECIAL || opcode == Bytecodes.INVOKESTATIC : "unexpected invoke opcode " + opcode;
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201 index = rawIndex + runtime().getConfig().constantPoolCpCacheIndexTag;
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202 }
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203 return index;
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204 }
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205
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206 /**
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207 * Decode a constant pool cache index to a constant pool index.
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208 *
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209 * See {@code ConstantPool::decode_cpcache_index}.
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210 *
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211 * @param index constant pool cache index
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212 * @return decoded index
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213 */
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214 private static int decodeConstantPoolCacheIndex(int index) {
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215 if (isInvokedynamicIndex(index)) {
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216 return decodeInvokedynamicIndex(index);
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217 } else {
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218 return index - runtime().getConfig().constantPoolCpCacheIndexTag;
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219 }
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220 }
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221
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222 /**
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223 * See {@code ConstantPool::is_invokedynamic_index}.
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224 */
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225 private static boolean isInvokedynamicIndex(int index) {
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226 return index < 0;
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227 }
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228
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229 /**
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230 * See {@code ConstantPool::decode_invokedynamic_index}.
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231 */
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232 private static int decodeInvokedynamicIndex(int i) {
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233 assert isInvokedynamicIndex(i) : i;
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234 return ~i;
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235 }
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236
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237 /**
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238 * Gets the constant pool tag at index {@code index}.
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239 *
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240 * @param index constant pool index
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241 * @return constant pool tag
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242 */
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243 private JVM_CONSTANT getTagAt(int index) {
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244 assertBounds(index);
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245 HotSpotVMConfig config = runtime().getConfig();
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246 final long metaspaceConstantPoolTags = unsafe.getAddress(metaspaceConstantPool + config.constantPoolTagsOffset);
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247 final int tag = unsafe.getByteVolatile(null, metaspaceConstantPoolTags + config.arrayU1DataOffset + index);
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248 if (tag == 0) {
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249 return null;
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250 }
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251 return JVM_CONSTANT.getEnum(tag);
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252 }
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253
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254 /**
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255 * Gets the constant pool entry at index {@code index}.
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256 *
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257 * @param index constant pool index
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258 * @return constant pool entry
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259 */
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260 private long getEntryAt(int index) {
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261 assertBounds(index);
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262 return unsafe.getAddress(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getHostJVMCIBackend().getTarget().wordSize);
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263 }
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264
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265 /**
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266 * Gets the integer constant pool entry at index {@code index}.
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267 *
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268 * @param index constant pool index
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269 * @return integer constant pool entry at index
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270 */
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271 private int getIntAt(int index) {
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272 assertTag(index, JVM_CONSTANT.Integer);
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273 return unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getHostJVMCIBackend().getTarget().wordSize);
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274 }
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275
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276 /**
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277 * Gets the long constant pool entry at index {@code index}.
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278 *
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279 * @param index constant pool index
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280 * @return long constant pool entry
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281 */
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282 private long getLongAt(int index) {
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283 assertTag(index, JVM_CONSTANT.Long);
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284 return unsafe.getLong(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getHostJVMCIBackend().getTarget().wordSize);
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285 }
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286
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287 /**
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288 * Gets the float constant pool entry at index {@code index}.
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289 *
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290 * @param index constant pool index
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291 * @return float constant pool entry
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292 */
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293 private float getFloatAt(int index) {
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294 assertTag(index, JVM_CONSTANT.Float);
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295 return unsafe.getFloat(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getHostJVMCIBackend().getTarget().wordSize);
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296 }
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297
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298 /**
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299 * Gets the double constant pool entry at index {@code index}.
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300 *
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301 * @param index constant pool index
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302 * @return float constant pool entry
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303 */
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304 private double getDoubleAt(int index) {
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305 assertTag(index, JVM_CONSTANT.Double);
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306 return unsafe.getDouble(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getHostJVMCIBackend().getTarget().wordSize);
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307 }
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308
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309 /**
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310 * Gets the {@code JVM_CONSTANT_NameAndType} constant pool entry at index {@code index}.
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311 *
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312 * @param index constant pool index
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313 * @return {@code JVM_CONSTANT_NameAndType} constant pool entry
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314 */
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315 private int getNameAndTypeAt(int index) {
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316 assertTag(index, JVM_CONSTANT.NameAndType);
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317 return unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getHostJVMCIBackend().getTarget().wordSize);
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318 }
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319
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320 /**
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321 * Gets the {@code JVM_CONSTANT_NameAndType} reference index constant pool entry at index
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322 * {@code index}.
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323 *
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324 * @param index constant pool index
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325 * @return {@code JVM_CONSTANT_NameAndType} reference constant pool entry
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326 */
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327 private int getNameAndTypeRefIndexAt(int index) {
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328 return runtime().getCompilerToVM().lookupNameAndTypeRefIndexInPool(metaspaceConstantPool, index);
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329 }
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330
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331 /**
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332 * Gets the name of a {@code JVM_CONSTANT_NameAndType} constant pool entry at index
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333 * {@code index}.
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334 *
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335 * @param index constant pool index
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336 * @return name as {@link String}
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337 */
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338 private String getNameRefAt(int index) {
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339 return runtime().getCompilerToVM().lookupNameRefInPool(metaspaceConstantPool, index);
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340 }
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341
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342 /**
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343 * Gets the name reference index of a {@code JVM_CONSTANT_NameAndType} constant pool entry at
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344 * index {@code index}.
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345 *
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346 * @param index constant pool index
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347 * @return name reference index
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348 */
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349 private int getNameRefIndexAt(int index) {
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350 final int refIndex = getNameAndTypeAt(index);
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351 // name ref index is in the low 16-bits.
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352 return refIndex & 0xFFFF;
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353 }
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354
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355 /**
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356 * Gets the signature of a {@code JVM_CONSTANT_NameAndType} constant pool entry at index
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357 * {@code index}.
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358 *
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359 * @param index constant pool index
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360 * @return signature as {@link String}
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361 */
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362 private String getSignatureRefAt(int index) {
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363 return runtime().getCompilerToVM().lookupSignatureRefInPool(metaspaceConstantPool, index);
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364 }
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365
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366 /**
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367 * Gets the signature reference index of a {@code JVM_CONSTANT_NameAndType} constant pool entry
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368 * at index {@code index}.
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369 *
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370 * @param index constant pool index
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371 * @return signature reference index
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372 */
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373 private int getSignatureRefIndexAt(int index) {
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374 final int refIndex = getNameAndTypeAt(index);
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375 // signature ref index is in the high 16-bits.
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376 return refIndex >>> 16;
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377 }
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378
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379 /**
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380 * Gets the klass reference index constant pool entry at index {@code index}.
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381 *
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382 * @param index constant pool index
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383 * @return klass reference index
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384 */
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385 private int getKlassRefIndexAt(int index) {
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386 return runtime().getCompilerToVM().lookupKlassRefIndexInPool(metaspaceConstantPool, index);
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387 }
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388
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389 /**
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390 * Gets the uncached klass reference index constant pool entry at index {@code index}. See:
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391 * {@code ConstantPool::uncached_klass_ref_index_at}.
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392 *
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393 * @param index constant pool index
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394 * @return klass reference index
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395 */
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396 private int getUncachedKlassRefIndexAt(int index) {
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397 assert getTagAt(index) == JVM_CONSTANT.Fieldref || getTagAt(index) == JVM_CONSTANT.MethodRef || getTagAt(index) == JVM_CONSTANT.InterfaceMethodref;
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398 final int refIndex = unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolSize + index * runtime().getHostJVMCIBackend().getTarget().wordSize);
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399 // klass ref index is in the low 16-bits.
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400 return refIndex & 0xFFFF;
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401 }
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402
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403 /**
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404 * Asserts that the constant pool index {@code index} is in the bounds of the constant pool.
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405 *
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406 * @param index constant pool index
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407 */
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408 private void assertBounds(int index) {
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409 assert 0 <= index && index < length() : "index " + index + " not between 0 and " + length();
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410 }
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411
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412 /**
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diff changeset
413 * Asserts that the constant pool tag at index {@code index} is equal to {@code tag}.
14979
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
414 *
13254
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
415 * @param index constant pool index
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
416 * @param tag expected tag
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
417 */
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
418 private void assertTag(int index, JVM_CONSTANT tag) {
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
419 assert getTagAt(index) == tag : "constant pool tag at index " + index + " is " + getTagAt(index) + " but expected " + tag;
13254
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
420 }
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
421
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
422 @Override
9108
b78686983a75 GRAAL-218: add CompileTheWorld functionality
twisti
parents: 9011
diff changeset
423 public int length() {
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
424 return unsafe.getInt(metaspaceConstantPool + runtime().getConfig().constantPoolLengthOffset);
9108
b78686983a75 GRAAL-218: add CompileTheWorld functionality
twisti
parents: 9011
diff changeset
425 }
b78686983a75 GRAAL-218: add CompileTheWorld functionality
twisti
parents: 9011
diff changeset
426
b78686983a75 GRAAL-218: add CompileTheWorld functionality
twisti
parents: 9011
diff changeset
427 @Override
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
428 public Object lookupConstant(int cpi) {
7002
74f0207b82f5 fixed bug in bytecode reconstitution
Doug Simon <doug.simon@oracle.com>
parents: 6588
diff changeset
429 assert cpi != 0;
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
430 final JVM_CONSTANT tag = getTagAt(cpi);
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
431 switch (tag) {
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
432 case Integer:
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18167
diff changeset
433 return JavaConstant.forInt(getIntAt(cpi));
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
434 case Long:
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18167
diff changeset
435 return JavaConstant.forLong(getLongAt(cpi));
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
436 case Float:
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18167
diff changeset
437 return JavaConstant.forFloat(getFloatAt(cpi));
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
438 case Double:
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18167
diff changeset
439 return JavaConstant.forDouble(getDoubleAt(cpi));
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
440 case Class:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
441 case UnresolvedClass:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
442 case UnresolvedClassInError:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
443 final int opcode = -1; // opcode is not used
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
444 return lookupType(cpi, opcode);
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
445 case String:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
446 Object string = runtime().getCompilerToVM().resolvePossiblyCachedConstantInPool(metaspaceConstantPool, cpi);
18262
f7d45e2426d4 converted HotSpotObjectConstant to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18223
diff changeset
447 return HotSpotObjectConstantImpl.forObject(string);
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
448 case MethodHandle:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
449 case MethodHandleInError:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
450 case MethodType:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
451 case MethodTypeInError:
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
452 Object obj = runtime().getCompilerToVM().resolveConstantInPool(metaspaceConstantPool, cpi);
18262
f7d45e2426d4 converted HotSpotObjectConstant to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18223
diff changeset
453 return HotSpotObjectConstantImpl.forObject(obj);
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
454 default:
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21431
diff changeset
455 throw new JVMCIError("Unknown constant pool tag %s", tag);
13254
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
456 }
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
457 }
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
458
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
459 @Override
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 12559
diff changeset
460 public String lookupUtf8(int cpi) {
14529
82c3b54d1f08 added HotSpotConstantPool.JVM_CONSTANT enum
twisti
parents: 14117
diff changeset
461 assertTag(cpi, JVM_CONSTANT.Utf8);
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15730
diff changeset
462 return runtime().getCompilerToVM().getSymbol(getEntryAt(cpi));
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
463 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
464
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
465 @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
466 public Signature lookupSignature(int cpi) {
18540
21384a8fbb64 removed static accesses to HotSpotGraalRuntime from some HotSpot meta API classes
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
467 return new HotSpotSignature(runtime(), lookupUtf8(cpi));
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
468 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
469
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
470 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18167
diff changeset
471 public JavaConstant lookupAppendix(int cpi, int opcode) {
9011
23762f2438b6 support for compiling LambdaForm invocations (invokevirtual instructions that were rewritten to invokehandle instructions)
Doug Simon <doug.simon@oracle.com>
parents: 8945
diff changeset
472 assert Bytecodes.isInvoke(opcode);
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
473 final int index = toConstantPoolIndex(cpi, opcode);
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14979
diff changeset
474 Object result = runtime().getCompilerToVM().lookupAppendixInPool(metaspaceConstantPool, index);
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14979
diff changeset
475 if (result == null) {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14979
diff changeset
476 return null;
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14979
diff changeset
477 } else {
18262
f7d45e2426d4 converted HotSpotObjectConstant to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18223
diff changeset
478 return HotSpotObjectConstantImpl.forObject(result);
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14979
diff changeset
479 }
8945
7ef66078d837 add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents: 7084
diff changeset
480 }
7ef66078d837 add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents: 7084
diff changeset
481
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
482 /**
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
483 * Gets a {@link JavaType} corresponding a given metaspace Klass or a metaspace Symbol depending
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
484 * on the {@link HotSpotVMConfig#compilerToVMKlassTag tag}.
14979
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
485 *
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
486 * @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
487 */
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
488 private static JavaType getJavaType(final long metaspacePointer) {
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21431
diff changeset
489 HotSpotJVMCIRuntime runtime = runtime();
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15730
diff changeset
490 HotSpotVMConfig config = runtime.getConfig();
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
491 if ((metaspacePointer & config.compilerToVMSymbolTag) != 0) {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
492 final long metaspaceSymbol = metaspacePointer & ~config.compilerToVMSymbolTag;
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15730
diff changeset
493 String name = runtime.getCompilerToVM().getSymbol(metaspaceSymbol);
18540
21384a8fbb64 removed static accesses to HotSpotGraalRuntime from some HotSpot meta API classes
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
494 return HotSpotUnresolvedJavaType.create(runtime(), "L" + name + ";");
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
495 } else {
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
496 assert (metaspacePointer & config.compilerToVMKlassTag) == 0;
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
497 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
498 }
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
499 }
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
500
8945
7ef66078d837 add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents: 7084
diff changeset
501 @Override
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 5775
diff changeset
502 public JavaMethod lookupMethod(int cpi, int opcode) {
19377
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
503 if (opcode != Bytecodes.INVOKEDYNAMIC) {
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
504 Object result = cache[cpi];
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
505 if (result != null) {
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
506 return (ResolvedJavaMethod) result;
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
507 }
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
508 }
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
509 final int index = toConstantPoolIndex(cpi, opcode);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
510 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
511 if (metaspaceMethod != 0L) {
19377
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
512 HotSpotResolvedJavaMethod result = HotSpotResolvedJavaMethodImpl.fromMetaspace(metaspaceMethod);
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
513 if (opcode != Bytecodes.INVOKEDYNAMIC) {
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
514 cache[cpi] = result;
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
515 }
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
516 return result;
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
517 } else {
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
518 // Get the method's name and signature.
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
519 String name = getNameRefAt(index);
18540
21384a8fbb64 removed static accesses to HotSpotGraalRuntime from some HotSpot meta API classes
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
520 HotSpotSignature signature = new HotSpotSignature(runtime(), getSignatureRefAt(index));
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
521 if (opcode == Bytecodes.INVOKEDYNAMIC) {
18540
21384a8fbb64 removed static accesses to HotSpotGraalRuntime from some HotSpot meta API classes
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
522 HotSpotResolvedObjectType holder = HotSpotResolvedObjectTypeImpl.fromObjectClass(MethodHandle.class);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
523 return new HotSpotMethodUnresolved(name, signature, holder);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
524 } else {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
525 final int klassIndex = getKlassRefIndexAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
526 final long metaspacePointer = runtime().getCompilerToVM().lookupKlassInPool(metaspaceConstantPool, klassIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
527 JavaType holder = getJavaType(metaspacePointer);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
528 return new HotSpotMethodUnresolved(name, signature, holder);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
529 }
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
530 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
531 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
532
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
533 @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
534 public JavaType lookupType(int cpi, int opcode) {
21252
39ee26e85256 Use boxed cache in HotSpotConstantpool instead of synchronization
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 21215
diff changeset
535 final LookupTypeCacheElement elem = this.lastLookupType;
39ee26e85256 Use boxed cache in HotSpotConstantpool instead of synchronization
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 21215
diff changeset
536 if (elem != null && elem.lastCpi == cpi) {
39ee26e85256 Use boxed cache in HotSpotConstantpool instead of synchronization
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 21215
diff changeset
537 return elem.javaType;
39ee26e85256 Use boxed cache in HotSpotConstantpool instead of synchronization
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 21215
diff changeset
538 } else {
39ee26e85256 Use boxed cache in HotSpotConstantpool instead of synchronization
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 21215
diff changeset
539 final long metaspacePointer = runtime().getCompilerToVM().lookupKlassInPool(metaspaceConstantPool, cpi);
39ee26e85256 Use boxed cache in HotSpotConstantpool instead of synchronization
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 21215
diff changeset
540 JavaType result = getJavaType(metaspacePointer);
21431
90c55b9ad309 only put type in HotSpotConstantPool cache if it's resolved
Lukas Stadler <lukas.stadler@oracle.com>
parents: 21411
diff changeset
541 if (result instanceof ResolvedJavaType) {
90c55b9ad309 only put type in HotSpotConstantPool cache if it's resolved
Lukas Stadler <lukas.stadler@oracle.com>
parents: 21411
diff changeset
542 this.lastLookupType = new LookupTypeCacheElement(cpi, result);
90c55b9ad309 only put type in HotSpotConstantPool cache if it's resolved
Lukas Stadler <lukas.stadler@oracle.com>
parents: 21411
diff changeset
543 }
21252
39ee26e85256 Use boxed cache in HotSpotConstantpool instead of synchronization
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 21215
diff changeset
544 return result;
19377
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
545 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
546 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
547
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
548 @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
549 public JavaField lookupField(int cpi, int opcode) {
19377
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
550 Object resolvedJavaField = cache[cpi];
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
551 if (resolvedJavaField != null) {
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
552 return (ResolvedJavaField) resolvedJavaField;
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
553 }
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
554 final int index = toConstantPoolIndex(cpi, opcode);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
555 final int nameAndTypeIndex = getNameAndTypeRefIndexAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
556 final int nameIndex = getNameRefIndexAt(nameAndTypeIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
557 String name = lookupUtf8(nameIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
558 final int typeIndex = getSignatureRefIndexAt(nameAndTypeIndex);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
559 String typeName = lookupUtf8(typeIndex);
14117
2b2f0022900f removed unnecessary lookupKlassByName method
Doug Simon <doug.simon@oracle.com>
parents: 14093
diff changeset
560 JavaType type = runtime().lookupType(typeName, getHolder(), false);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
561
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
562 final int holderIndex = getKlassRefIndexAt(index);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
563 JavaType holder = lookupType(holderIndex, opcode);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
564
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
565 if (holder instanceof HotSpotResolvedObjectTypeImpl) {
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
566 long[] info = new long[2];
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
567 long metaspaceKlass;
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
568 try {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
569 metaspaceKlass = runtime().getCompilerToVM().resolveField(metaspaceConstantPool, index, (byte) opcode, info);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
570 } catch (Throwable t) {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
571 /*
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
572 * If there was an exception resolving the field we give up and return an unresolved
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
573 * field.
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
574 */
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
575 return new HotSpotUnresolvedField(holder, name, type);
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
576 }
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
577 HotSpotResolvedObjectTypeImpl resolvedHolder = HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(metaspaceKlass);
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
578 final int flags = (int) info[0];
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
579 final long offset = info[1];
19377
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
580 HotSpotResolvedJavaField result = resolvedHolder.createField(name, type, offset, flags);
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
581 if (type instanceof ResolvedJavaType) {
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
582 cache[cpi] = result;
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
583 }
2ff3a30501da Prototype caching in HotSpotConstantPool.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
584 return result;
14069
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
585 } else {
2f37b0e442fe removed remaining VMToCompiler calls for allocating Graal API objects
Doug Simon <doug.simon@oracle.com>
parents: 14052
diff changeset
586 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
587 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
588 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
589
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
590 @Override
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 5775
diff changeset
591 public void loadReferencedType(int cpi, int opcode) {
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
592 int index;
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
593 switch (opcode) {
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
594 case Bytecodes.CHECKCAST:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
595 case Bytecodes.INSTANCEOF:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
596 case Bytecodes.NEW:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
597 case Bytecodes.ANEWARRAY:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
598 case Bytecodes.MULTIANEWARRAY:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
599 case Bytecodes.LDC:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
600 case Bytecodes.LDC_W:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
601 case Bytecodes.LDC2_W:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
602 index = cpi;
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
603 break;
14979
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
604 case Bytecodes.INVOKEDYNAMIC:
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
605 // 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
606 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
607 index = runtime().getCompilerToVM().constantPoolRemapInstructionOperandFromCache(metaspaceConstantPool, index);
5dfaaa91be37 fixed com.oracle.graal.hotspot.meta.HotSpotConstantPool.loadReferencedType(int, int) for invokedynamic
twisti
parents: 14530
diff changeset
608 break;
14093
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
609 default:
dd783f0ecf17 refactor CompilerToVM interface
twisti
parents: 14069
diff changeset
610 index = toConstantPoolIndex(cpi, opcode);
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
611 index = runtime().getCompilerToVM().constantPoolRemapInstructionOperandFromCache(metaspaceConstantPool, index);
14052
361acb279104 moved to-constant-pool-index conversion up to Java
twisti
parents: 13261
diff changeset
612 }
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
613
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
614 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
615 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
616 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
617 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
618 }
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
619 switch (tag) {
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
620 case Fieldref:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
621 case MethodRef:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
622 case InterfaceMethodref:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
623 index = getUncachedKlassRefIndexAt(index);
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
624 tag = getTagAt(index);
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
625 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
626 // fall through
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
627 case Class:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
628 case UnresolvedClass:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
629 case UnresolvedClassInError:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
630 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
631 HotSpotResolvedObjectTypeImpl type = HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(metaspaceKlass);
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
632 Class<?> klass = type.mirror();
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
633 if (!klass.isPrimitive() && !klass.isArray()) {
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
634 unsafe.ensureClassInitialized(klass);
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
635 }
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
636 break;
15205
affef8631cf4 Add eager resolving for indy call sites
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15193
diff changeset
637 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
638 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
639 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
640 }
15205
affef8631cf4 Add eager resolving for indy call sites
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15193
diff changeset
641 break;
14530
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
642 default:
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
643 // nothing
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
644 break;
d87b84dade7d moved CompilerToVM.loadReferencedTypeInPool logic into Java
twisti
parents: 14529
diff changeset
645 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
646 }
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
647
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
648 @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
649 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
650 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
651 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
652 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
653 }