Mercurial > hg > graal-compiler
annotate c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotRuntime.java @ 1437:9e5e83ca2259
Enabled -C1X:OPTIONS when running HotSpot/C1X. Enabled checkstyle for the HotSpotVM Java project.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Mon, 25 Oct 2010 16:47:52 +0200 |
parents | 72cfb36c6bb2 |
children | d0c8d3a2a7e8 |
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 |
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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 |
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26 import com.sun.cri.ci.*; |
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27 import com.sun.cri.ci.CiTargetMethod.Call; |
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28 import com.sun.cri.ci.CiTargetMethod.DataPatch; |
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29 import com.sun.cri.ci.CiTargetMethod.Safepoint; |
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30 import com.sun.cri.ri.*; |
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31 import com.sun.max.asm.*; |
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32 import com.sun.max.asm.dis.*; |
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33 import com.sun.max.lang.*; |
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34 |
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35 /** |
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36 * CRI runtime implementation for the HotSpot VM. |
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37 * |
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38 * @author Thomas Wuerthinger, Lukas Stadler |
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39 */ |
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40 public class HotSpotRuntime implements RiRuntime { |
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41 |
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42 private final HotSpotVMConfig config; |
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43 |
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44 public HotSpotRuntime(HotSpotVMConfig config) { |
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45 this.config = config; |
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46 } |
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47 |
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48 @Override |
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49 public int codeOffset() { |
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50 return 0; |
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51 } |
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52 |
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53 @Override |
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54 public String disassemble(byte[] code) { |
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55 return disassemble(code, new DisassemblyPrinter(false)); |
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56 } |
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57 |
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58 private String disassemble(byte[] code, DisassemblyPrinter disassemblyPrinter) { |
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59 final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); |
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60 final InstructionSet instructionSet = InstructionSet.AMD64; |
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61 Disassembler.disassemble(byteArrayOutputStream, code, instructionSet, WordWidth.BITS_64, 0, null, disassemblyPrinter); |
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62 return byteArrayOutputStream.toString(); |
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63 } |
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64 |
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65 @Override |
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66 public String disassemble(final CiTargetMethod targetMethod) { |
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67 |
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68 final DisassemblyPrinter disassemblyPrinter = new DisassemblyPrinter(false) { |
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69 |
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70 private String toString(Call call) { |
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71 if (call.runtimeCall != null) { |
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72 return "{" + call.runtimeCall.name() + "}"; |
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73 } else if (call.symbol != null) { |
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74 return "{" + call.symbol + "}"; |
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75 } else if (call.globalStubID != null) { |
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76 return "{" + call.globalStubID + "}"; |
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77 } else { |
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78 return "{" + call.method + "}"; |
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79 } |
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80 } |
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81 |
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82 private String siteInfo(int pcOffset) { |
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83 for (Call call : targetMethod.directCalls) { |
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84 if (call.pcOffset == pcOffset) { |
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85 return toString(call); |
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86 } |
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87 } |
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88 for (Call call : targetMethod.indirectCalls) { |
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89 if (call.pcOffset == pcOffset) { |
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90 return toString(call); |
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91 } |
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92 } |
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93 for (Safepoint site : targetMethod.safepoints) { |
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94 if (site.pcOffset == pcOffset) { |
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95 return "{safepoint}"; |
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96 } |
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97 } |
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98 for (DataPatch site : targetMethod.dataReferences) { |
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99 if (site.pcOffset == pcOffset) { |
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100 return "{" + site.constant + "}"; |
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101 } |
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102 } |
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103 return null; |
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104 } |
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105 |
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106 @Override |
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107 protected String disassembledObjectString(Disassembler disassembler, DisassembledObject disassembledObject) { |
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108 final String string = super.disassembledObjectString(disassembler, disassembledObject); |
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109 |
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110 String site = siteInfo(disassembledObject.startPosition()); |
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111 if (site != null) { |
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112 return string + " " + site; |
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113 } |
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114 return string; |
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115 } |
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116 }; |
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117 return disassemble(targetMethod.targetCode(), disassemblyPrinter); |
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118 } |
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119 |
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120 @Override |
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121 public String disassemble(RiMethod method) { |
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122 return "No disassembler available"; |
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123 } |
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124 |
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125 @Override |
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126 public RiConstantPool getConstantPool(RiMethod method) { |
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127 return ((HotSpotTypeResolved) method.holder()).constantPool(); |
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128 } |
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129 |
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130 @Override |
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131 public RiOsrFrame getOsrFrame(RiMethod method, int bci) { |
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132 return null; |
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133 } |
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134 |
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135 @Override |
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136 public RiType getRiType(Class<?> javaClass) { |
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137 if (javaClass == Object[].class || javaClass == Long.class || javaClass == Integer.class || javaClass == Throwable.class) { |
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138 return Compiler.getVMEntries().getType(javaClass); |
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139 } |
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140 throw new UnsupportedOperationException("unexpected class in getRiType: " + javaClass); |
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141 } |
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142 |
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143 @Override |
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144 public RiSnippets getSnippets() { |
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145 throw new UnsupportedOperationException("getSnippets"); |
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146 } |
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147 |
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148 @Override |
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149 public boolean mustInline(RiMethod method) { |
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150 return false; |
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151 } |
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152 |
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153 @Override |
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154 public boolean mustNotCompile(RiMethod method) { |
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155 return false; |
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156 } |
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157 |
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158 @Override |
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159 public boolean mustNotInline(RiMethod method) { |
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160 return Modifier.isNative(method.accessFlags()); |
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161 } |
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162 |
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163 @Override |
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164 public Object registerGlobalStub(CiTargetMethod targetMethod, String name) { |
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165 return HotSpotTargetMethod.installStub(targetMethod, name); |
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166 } |
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167 |
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168 @Override |
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169 public int sizeofBasicObjectLock() { |
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170 // TODO shouldn't be hard coded |
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171 return 2 * 8; |
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172 } |
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173 |
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174 @Override |
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175 public int basicObjectLockOffsetInBytes() { |
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176 return 8; |
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177 } |
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178 |
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179 @Override |
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180 public RiField getRiField(Field javaField) { |
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181 throw new UnsupportedOperationException("getRiField"); |
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182 } |
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183 |
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184 @Override |
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185 public RiMethod getRiMethod(Method javaMethod) { |
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186 throw new UnsupportedOperationException("getRiMethod"); |
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187 } |
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188 |
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189 @Override |
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190 public RiMethod getRiMethod(Constructor<?> javaConstructor) { |
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191 throw new UnsupportedOperationException("getRiMethod"); |
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192 } |
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193 |
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194 @Override |
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195 public CiConstant invoke(RiMethod method, CiMethodInvokeArguments args) { |
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196 return null; |
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197 } |
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198 |
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199 @Override |
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200 public CiConstant foldWordOperation(int opcode, CiMethodInvokeArguments args) { |
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201 throw new UnsupportedOperationException("foldWordOperation"); |
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202 } |
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203 |
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204 @Override |
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205 public boolean compareConstantObjects(Object x, Object y) { |
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206 if (x == null && y == null) { |
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207 return true; |
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208 } else if (x == null || y == null) { |
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209 return false; |
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210 } else if (x instanceof Long && y instanceof Long) { |
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211 return (Long) x == (long) (Long) y; |
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212 } |
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213 throw new UnsupportedOperationException("compareConstantObjects: " + x + ", " + y); |
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214 } |
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215 |
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216 @Override |
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217 public boolean recordLeafMethodAssumption(RiMethod method) { |
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218 return false; |
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219 } |
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220 |
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221 } |