Mercurial > hg > truffle
annotate c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotRuntime.java @ 1932:e6500c6c5e24
Removed launch configuration.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Tue, 21 Dec 2010 17:09:37 +0100 |
parents | ef7761803480 |
children | cb04e4217df0 |
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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 java.io.*; |
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24 import java.lang.reflect.*; |
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25 import java.util.*; |
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26 |
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27 import com.sun.cri.ci.*; |
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28 import com.sun.cri.ci.CiTargetMethod.Call; |
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29 import com.sun.cri.ci.CiTargetMethod.DataPatch; |
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30 import com.sun.cri.ci.CiTargetMethod.Safepoint; |
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31 import com.sun.cri.ri.*; |
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32 import com.sun.max.asm.*; |
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33 import com.sun.max.asm.dis.*; |
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34 import com.sun.max.lang.*; |
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35 |
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36 /** |
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37 * CRI runtime implementation for the HotSpot VM. |
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38 * |
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39 * @author Thomas Wuerthinger, Lukas Stadler |
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40 */ |
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41 public class HotSpotRuntime implements RiRuntime { |
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42 |
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43 final HotSpotVMConfig config; |
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44 final HotSpotRegisterConfig regConfig; |
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45 final HotSpotRegisterConfig globalStubRegConfig; |
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46 |
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47 |
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48 public HotSpotRuntime(HotSpotVMConfig config) { |
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49 this.config = config; |
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50 regConfig = new HotSpotRegisterConfig(config, false); |
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51 globalStubRegConfig = new HotSpotRegisterConfig(config, true); |
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52 } |
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53 |
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54 @Override |
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55 public int codeOffset() { |
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56 return 0; |
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57 } |
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58 |
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59 @Override |
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60 public String disassemble(byte[] code) { |
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61 return disassemble(code, new DisassemblyPrinter(false)); |
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62 } |
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63 |
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64 private String disassemble(byte[] code, DisassemblyPrinter disassemblyPrinter) { |
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65 final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); |
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66 final ISA instructionSet = ISA.AMD64; |
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67 Disassembler.disassemble(byteArrayOutputStream, code, instructionSet, WordWidth.BITS_64, 0, null, disassemblyPrinter); |
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68 return byteArrayOutputStream.toString(); |
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69 } |
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70 |
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71 @Override |
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72 public String disassemble(final CiTargetMethod targetMethod) { |
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73 |
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74 final DisassemblyPrinter disassemblyPrinter = new DisassemblyPrinter(false) { |
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75 |
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76 private String toString(Call call) { |
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77 if (call.runtimeCall != null) { |
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78 return "{" + call.runtimeCall.name() + "}"; |
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79 } else if (call.symbol != null) { |
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80 return "{" + call.symbol + "}"; |
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81 } else if (call.globalStubID != null) { |
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82 return "{" + call.globalStubID + "}"; |
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83 } else { |
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84 return "{" + call.method + "}"; |
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85 } |
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86 } |
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87 |
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88 private String siteInfo(int pcOffset) { |
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89 for (Call call : targetMethod.directCalls) { |
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90 if (call.pcOffset == pcOffset) { |
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91 return toString(call); |
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92 } |
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93 } |
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94 for (Call call : targetMethod.indirectCalls) { |
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95 if (call.pcOffset == pcOffset) { |
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96 return toString(call); |
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97 } |
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98 } |
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99 for (Safepoint site : targetMethod.safepoints) { |
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100 if (site.pcOffset == pcOffset) { |
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101 return "{safepoint}"; |
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102 } |
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103 } |
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104 for (DataPatch site : targetMethod.dataReferences) { |
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105 if (site.pcOffset == pcOffset) { |
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106 return "{" + site.constant + "}"; |
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107 } |
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108 } |
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109 return null; |
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110 } |
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111 |
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112 @Override |
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113 protected String disassembledObjectString(Disassembler disassembler, DisassembledObject disassembledObject) { |
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114 final String string = super.disassembledObjectString(disassembler, disassembledObject); |
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115 |
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116 String site = siteInfo(disassembledObject.startPosition()); |
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117 if (site != null) { |
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118 return string + " " + site; |
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119 } |
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120 return string; |
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121 } |
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122 }; |
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123 final byte[] code = Arrays.copyOf(targetMethod.targetCode(), targetMethod.targetCodeSize()); |
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124 return disassemble(code, disassemblyPrinter); |
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125 } |
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126 |
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127 @Override |
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128 public String disassemble(RiMethod method) { |
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129 return "No disassembler available"; |
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130 } |
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131 |
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132 @Override |
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133 public RiConstantPool getConstantPool(RiMethod method) { |
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134 return ((HotSpotTypeResolved) method.holder()).constantPool(); |
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135 } |
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136 |
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137 @Override |
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138 public RiOsrFrame getOsrFrame(RiMethod method, int bci) { |
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139 return null; |
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140 } |
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141 |
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142 @Override |
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143 public RiType getRiType(Class<?> javaClass) { |
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144 return Compiler.getVMEntries().getType(javaClass); |
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145 } |
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146 |
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147 @Override |
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148 public RiSnippets getSnippets() { |
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149 throw new UnsupportedOperationException("getSnippets"); |
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150 } |
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151 |
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152 @Override |
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153 public boolean mustInline(RiMethod method) { |
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154 return false; |
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155 } |
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156 |
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157 @Override |
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158 public boolean mustNotCompile(RiMethod method) { |
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159 return false; |
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160 } |
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161 |
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162 @Override |
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163 public boolean mustNotInline(RiMethod method) { |
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164 return Modifier.isNative(method.accessFlags()); |
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165 } |
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166 |
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167 @Override |
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168 public Object registerGlobalStub(CiTargetMethod targetMethod, String name) { |
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169 return HotSpotTargetMethod.installStub(targetMethod, name); |
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170 } |
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171 |
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172 @Override |
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174 // TODO shouldn't be hard coded |
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175 return 2 * 8; |
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176 } |
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177 |
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178 @Override |
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179 public int basicObjectLockOffsetInBytes() { |
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180 return 8; |
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181 } |
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182 |
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183 @Override |
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184 public RiField getRiField(Field javaField) { |
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185 throw new UnsupportedOperationException("getRiField"); |
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186 } |
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187 |
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188 @Override |
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189 public RiMethod getRiMethod(Method javaMethod) { |
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190 throw new UnsupportedOperationException("getRiMethod"); |
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191 } |
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192 |
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193 @Override |
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194 public RiMethod getRiMethod(Constructor<?> javaConstructor) { |
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195 throw new UnsupportedOperationException("getRiMethod"); |
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196 } |
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197 |
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198 @Override |
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199 public CiConstant invoke(RiMethod method, CiMethodInvokeArguments args) { |
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200 return null; |
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201 } |
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202 |
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203 @Override |
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204 public CiConstant foldWordOperation(int opcode, CiMethodInvokeArguments args) { |
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205 throw new UnsupportedOperationException("foldWordOperation"); |
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206 } |
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207 |
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208 @Override |
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209 public boolean compareConstantObjects(Object x, Object y) { |
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210 return x == y; |
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211 } |
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212 |
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213 @Override |
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214 public boolean recordLeafMethodAssumption(RiMethod method) { |
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215 return false; |
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216 } |
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217 |
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218 @Override |
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219 public RiRegisterConfig getRegisterConfig(RiMethod method) { |
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220 return regConfig; |
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221 } |
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222 } |