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annotate c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotTypeResolved.java @ 1430:949ade3f2ff3

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added assertions, nop added to implicit exception sites
author Lukas Stadler <lukas.stadler@oracle.com>
date Wed, 01 Sep 2010 13:45:57 -0700
parents abc670a709dc
children efba53f86c4f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2 * Copyright (c) 2010 Sun Microsystems, Inc. All rights reserved.
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3 *
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4 * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product that is
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5 * described in this document. In particular, and without limitation, these intellectual property rights may include one
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6 * or more of the U.S. patents listed at http://www.sun.com/patents and one or more additional patents or pending patent
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7 * applications in the U.S. and in other countries.
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8 *
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9 * U.S. Government Rights - Commercial software. Government users are subject to the Sun Microsystems, Inc. standard
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10 * license agreement and applicable provisions of the FAR and its supplements.
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11 *
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12 * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or registered
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13 * trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks are used under license and
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14 * are trademarks or registered trademarks of SPARC International, Inc. in the U.S. and other countries.
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15 *
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16 * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open Company, Ltd.
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17 */
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18 package com.sun.hotspot.c1x;
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19
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20 import com.sun.cri.ci.*;
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21 import com.sun.cri.ri.*;
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23 /**
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24 * Implementation of RiType for resolved non-primitive HotSpot classes.
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25 *
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26 * @author Thomas Wuerthinger, Lukas Stadler
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27 */
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28 public class HotSpotTypeResolved implements HotSpotType {
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29
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30 private final long vmId;
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31 private final long javaMirrorVmId;
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32 private final String name;
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33 private final int accessFlags;
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34 private final boolean hasFinalizer;
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35 private final boolean hasSubclass;
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36 private final boolean hasFinalizableSubclass;
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37 private final boolean isInitialized;
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38 private final boolean isArrayClass;
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39 private final boolean isInstanceClass;
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40 private final boolean isInterface;
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41 private final int instanceSize;
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42
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43 public HotSpotTypeResolved(long vmId, long javaMirrorVmId, String name, int accessFlags, boolean hasFinalizer, boolean hasSubclass, boolean hasFinalizableSubclass, boolean isInitialized,
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44 boolean isArrayClass, boolean isInstanceClass, boolean isInterface, int instanceSize) {
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45 this.vmId = vmId;
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46 this.javaMirrorVmId = javaMirrorVmId;
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47 this.name = name;
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48 this.accessFlags = accessFlags;
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49 this.hasFinalizer = hasFinalizer;
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50 this.hasSubclass = hasSubclass;
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51 this.hasFinalizableSubclass = hasFinalizableSubclass;
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52 this.isInitialized = isInitialized;
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53 this.isArrayClass = isArrayClass;
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54 this.isInstanceClass = isInstanceClass;
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55 this.isInterface = isInterface;
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56 this.instanceSize = instanceSize;
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57 }
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58
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59 @Override
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60 public int accessFlags() {
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61 return accessFlags;
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62 }
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63
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64 @Override
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65 public RiType arrayOf() {
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66 return null;
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67 }
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68
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69 @Override
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70 public RiType componentType() {
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71 return null;
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72 }
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73
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74 @Override
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75 public RiType exactType() {
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76 return null;
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77 }
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78
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79 @Override
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80 public CiConstant getEncoding(Representation r) {
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81 switch (r) {
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82 case JavaClass:
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83 return CiConstant.forObject((Long) javaMirrorVmId);
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84 case ObjectHub:
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85 return CiConstant.forObject(this);
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86 case StaticFields:
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87 return CiConstant.forObject(this);
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88 case TypeInfo:
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89 return CiConstant.forObject(this);
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90 default:
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91 return null;
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92 }
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93 }
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94
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95 @Override
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96 public CiKind getRepresentationKind(Representation r) {
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97 return CiKind.Object;
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98 }
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99
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100 @Override
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101 public boolean hasFinalizableSubclass() {
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102 return hasFinalizableSubclass;
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103 }
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104
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105 @Override
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106 public boolean hasFinalizer() {
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107 return hasFinalizer;
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108 }
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109
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110 @Override
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111 public boolean hasSubclass() {
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112 return hasSubclass;
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113 }
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114
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115 @Override
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116 public boolean isArrayClass() {
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117 return isArrayClass;
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118 }
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119
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120 @Override
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121 public boolean isInitialized() {
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122 return isInitialized;
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123 }
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124
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125 @Override
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126 public boolean isInstance(Object obj) {
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127
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128 return false;
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129 }
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130
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131 @Override
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132 public boolean isInstanceClass() {
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133 return isInstanceClass;
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134 }
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135
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136 @Override
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137 public boolean isInterface() {
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138 return isInterface;
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139 }
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140
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141 @Override
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142 public boolean isResolved() {
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143 return true;
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144 }
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145
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146 @Override
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147 public boolean isSubtypeOf(RiType other) {
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148 assert other instanceof HotSpotType : "unexpected 'other' type: " + other;
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149 if (other instanceof HotSpotTypeResolved)
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150 return Compiler.getVMEntries().RiType_isSubtypeOf(vmId, other);
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151 // no resolved type is a subtype of an unresolved type
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152 return false;
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153 }
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154
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155 @Override
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156 public Class<?> javaClass() {
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157 throw new RuntimeException("javaClass not implemented");
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158 }
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159
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160 @Override
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161 public CiKind kind() {
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162 return CiKind.Object;
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163 }
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164
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165 @Override
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166 public String name() {
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167 return "L" + name + ";";
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168 }
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169
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170 @Override
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171 public RiMethod resolveMethodImpl(RiMethod method) {
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172 assert method instanceof HotSpotMethod;
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173 return Compiler.getVMEntries().RiType_resolveMethodImpl(vmId, method.name(), method.signature().asString());
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174 }
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175
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176 @Override
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177 public String toString() {
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178 return "HotSpotType<" + name + ", resolved>";
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179 }
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180
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181 public RiConstantPool constantPool() {
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182 return Compiler.getVMEntries().RiType_constantPool(vmId);
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183 }
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184
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185 public long getVmId() {
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186 return vmId;
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187 }
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188
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189 public int instanceSize() {
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190 return instanceSize;
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191 }
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192
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193 }