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annotate graal/Runtime/src/com/sun/hotspot/c1x/HotSpotTypeUnresolved.java @ 2297:099e697d8934
Renaming c1x4hotspotsrc => graal and HotSpotVM => Runtime
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Fri, 22 Apr 2011 15:08:53 +0200 |
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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 |
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5 * that is described in this document. In particular, and without limitation, these intellectual property |
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6 * rights may include one or more of the U.S. patents listed at http://www.sun.com/patents and one or |
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7 * more additional patents or pending patent 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 |
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10 * Microsystems, Inc. standard license agreement and applicable provisions of the FAR and its |
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11 * supplements. |
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12 * |
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13 * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or |
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14 * registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks |
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15 * are used under license and are trademarks or registered trademarks of SPARC International, Inc. in the |
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16 * U.S. and other countries. |
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17 * |
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18 * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open |
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19 * Company, Ltd. |
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20 */ |
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21 package com.sun.hotspot.c1x; |
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22 |
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23 import com.sun.cri.ci.*; |
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24 import com.sun.cri.ri.*; |
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25 |
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26 /** |
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27 * Implementation of RiType for unresolved HotSpot classes. |
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28 * |
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29 * @author Thomas Wuerthinger, Lukas Stadler |
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30 */ |
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31 public class HotSpotTypeUnresolved extends HotSpotType { |
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32 |
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33 public final String simpleName; |
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34 public final int dimensions; |
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35 |
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36 /** |
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37 * Creates a new unresolved type for a specified type descriptor. |
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38 */ |
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39 public HotSpotTypeUnresolved(Compiler compiler, String name) { |
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40 super(compiler); |
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41 assert name.length() > 0 : "name cannot be empty"; |
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42 |
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43 int dimensions = 0; |
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44 // Decode name if necessary. |
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45 if (name.charAt(name.length() - 1) == ';') { |
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46 int startIndex = 0; |
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47 while (name.charAt(startIndex) == '[') { |
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48 startIndex++; |
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49 dimensions++; |
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50 } |
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51 assert name.charAt(startIndex) == 'L'; |
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52 this.simpleName = name.substring(startIndex + 1, name.length() - 1); |
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53 this.name = name; |
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54 } else { |
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55 this.simpleName = name; |
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56 this.name = getFullName(name, dimensions); |
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57 } |
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58 |
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59 this.dimensions = dimensions; |
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60 } |
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61 |
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62 public HotSpotTypeUnresolved(Compiler compiler, String name, int dimensions) { |
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63 super(compiler); |
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64 assert dimensions >= 0; |
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65 this.simpleName = name; |
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66 this.dimensions = dimensions; |
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67 this.name = getFullName(name, dimensions); |
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68 } |
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69 |
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70 private String getFullName(String name, int dimensions) { |
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71 StringBuilder str = new StringBuilder(); |
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72 for (int i = 0; i < dimensions; i++) { |
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73 str.append('['); |
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74 } |
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75 str.append('L').append(simpleName).append(';'); |
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76 return str.toString(); |
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77 } |
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78 |
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79 @Override |
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80 public RiType uniqueConcreteSubtype() { |
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81 throw unresolved("uniqueConcreteSubtype"); |
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82 } |
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83 |
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84 @Override |
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85 public Class<?> javaClass() { |
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86 throw unresolved("javaClass"); |
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87 } |
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88 |
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89 @Override |
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90 public boolean hasSubclass() { |
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91 throw unresolved("hasSubclass()"); |
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92 } |
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93 |
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94 @Override |
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95 public boolean hasFinalizer() { |
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96 throw unresolved("hasFinalizer()"); |
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97 } |
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98 |
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99 @Override |
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100 public boolean hasFinalizableSubclass() { |
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101 throw unresolved("hasFinalizableSubclass()"); |
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102 } |
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103 |
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104 @Override |
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105 public boolean isInterface() { |
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106 throw unresolved("isInterface()"); |
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107 } |
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108 |
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109 @Override |
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110 public boolean isArrayClass() { |
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111 return dimensions > 0; |
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112 } |
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113 |
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114 @Override |
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115 public boolean isInstanceClass() { |
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116 throw unresolved("isInstanceClass()"); |
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117 } |
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118 |
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119 @Override |
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120 public int accessFlags() { |
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121 throw unresolved("accessFlags()"); |
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122 } |
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123 |
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124 @Override |
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125 public boolean isResolved() { |
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126 return false; |
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127 } |
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128 |
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129 @Override |
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130 public boolean isInitialized() { |
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131 throw unresolved("isInitialized()"); |
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132 } |
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133 |
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134 @Override |
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135 public boolean isSubtypeOf(RiType other) { |
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136 throw unresolved("isSubtypeOf()"); |
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137 } |
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138 |
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139 @Override |
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140 public boolean isInstance(CiConstant obj) { |
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141 throw unresolved("isInstance()"); |
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142 } |
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143 |
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144 @Override |
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145 public RiType componentType() { |
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146 assert isArrayClass() : "no array class" + name(); |
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147 return new HotSpotTypeUnresolved(compiler, simpleName, dimensions - 1); |
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148 } |
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149 |
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150 @Override |
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151 public RiType exactType() { |
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152 throw unresolved("exactType()"); |
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153 } |
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154 |
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155 @Override |
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156 public RiType superType() { |
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157 throw unresolved("superType()"); |
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158 } |
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159 |
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160 @Override |
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161 public RiType arrayOf() { |
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162 return new HotSpotTypeUnresolved(compiler, simpleName, dimensions + 1); |
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163 } |
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164 |
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165 @Override |
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166 public RiMethod resolveMethodImpl(RiMethod method) { |
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167 throw unresolved("resolveMethodImpl()"); |
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168 } |
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169 |
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170 @Override |
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171 public CiKind kind() { |
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172 return CiKind.Object; |
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173 } |
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174 |
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175 private CiUnresolvedException unresolved(String operation) { |
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176 throw new CiUnresolvedException(operation + " not defined for unresolved class " + simpleName); |
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177 } |
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178 |
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179 @Override |
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180 public int hashCode() { |
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181 return simpleName.hashCode(); |
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182 } |
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183 |
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184 @Override |
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185 public boolean equals(Object o) { |
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186 return o == this; |
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187 } |
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188 |
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189 @Override |
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190 public String toString() { |
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191 return "HotSpotType<" + simpleName + ", unresolved>"; |
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192 } |
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193 |
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194 @Override |
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195 public CiConstant getEncoding(RiType.Representation r) { |
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196 throw unresolved("getEncoding()"); |
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197 } |
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198 |
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199 @Override |
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200 public CiKind getRepresentationKind(RiType.Representation r) { |
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201 return CiKind.Object; |
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202 } |
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203 |
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204 } |