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annotate graal/Runtime/src/com/sun/hotspot/c1x/HotSpotRuntime.java @ 2496:96ca0e1b8a1d

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Adjustments to react on changes on the RiRuntime interface.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Fri, 22 Apr 2011 22:13:35 +0200
parents 099e697d8934
children
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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.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 final HotSpotVMConfig config;
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43 final HotSpotRegisterConfig regConfig;
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44 final HotSpotRegisterConfig globalStubRegConfig;
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45 private final Compiler compiler;
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46
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47
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48 public HotSpotRuntime(HotSpotVMConfig config, Compiler compiler) {
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49 this.config = config;
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50 this.compiler = compiler;
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51 regConfig = new HotSpotRegisterConfig(config, false);
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52 globalStubRegConfig = new HotSpotRegisterConfig(config, true);
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53 }
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54
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55 @Override
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56 public int codeOffset() {
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57 return 0;
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58 }
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59
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60 @Override
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61 public String disassemble(byte[] code, long address) {
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62 return disassemble(code, new DisassemblyPrinter(false), address);
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63 }
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64
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65 private String disassemble(byte[] code, DisassemblyPrinter disassemblyPrinter, long address) {
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66 final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
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67 final ISA instructionSet = ISA.AMD64;
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68 Disassembler.disassemble(byteArrayOutputStream, code, instructionSet, WordWidth.BITS_64, address, null, disassemblyPrinter);
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69 return byteArrayOutputStream.toString();
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70 }
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71
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72 @Override
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73 public String disassemble(final CiTargetMethod targetMethod) {
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74
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75 final DisassemblyPrinter disassemblyPrinter = new DisassemblyPrinter(false) {
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76
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77 private String toString(Call call) {
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78 if (call.runtimeCall != null) {
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79 return "{" + call.runtimeCall.name() + "}";
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80 } else if (call.symbol != null) {
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81 return "{" + call.symbol + "}";
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82 } else if (call.globalStubID != null) {
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83 return "{" + call.globalStubID + "}";
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84 } else {
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85 return "{" + call.method + "}";
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86 }
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87 }
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88
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89 private String siteInfo(int pcOffset) {
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90 for (Call call : targetMethod.directCalls) {
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91 if (call.pcOffset == pcOffset) {
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92 return toString(call);
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93 }
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94 }
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95 for (Call call : targetMethod.indirectCalls) {
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96 if (call.pcOffset == pcOffset) {
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97 return toString(call);
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98 }
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99 }
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100 for (Safepoint site : targetMethod.safepoints) {
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101 if (site.pcOffset == pcOffset) {
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102 return "{safepoint}";
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103 }
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104 }
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105 for (DataPatch site : targetMethod.dataReferences) {
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106 if (site.pcOffset == pcOffset) {
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107 return "{" + site.constant + "}";
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108 }
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109 }
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110 return null;
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111 }
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112
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113 @Override
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114 protected String disassembledObjectString(Disassembler disassembler, DisassembledObject disassembledObject) {
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115 final String string = super.disassembledObjectString(disassembler, disassembledObject);
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116
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117 String site = siteInfo(disassembledObject.startPosition());
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118 if (site != null) {
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119 return string + " " + site;
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120 }
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121 return string;
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122 }
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123 };
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124 final byte[] code = Arrays.copyOf(targetMethod.targetCode(), targetMethod.targetCodeSize());
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125 return disassemble(code, disassemblyPrinter, 0L);
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diff changeset
126 }
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127
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128 @Override
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129 public String disassemble(RiMethod method) {
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130 return "No disassembler available";
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131 }
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132
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133 @Override
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134 public RiConstantPool getConstantPool(RiMethod method) {
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135 return ((HotSpotTypeResolved) method.holder()).constantPool();
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136 }
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137
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138 @Override
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139 public RiOsrFrame getOsrFrame(RiMethod method, int bci) {
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140 return null;
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141 }
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142
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143 public Class<?> getJavaClass(CiConstant c) {
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144 return null;
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145 }
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146
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147 @Override
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148 public RiType asRiType(CiKind kind) {
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149 return compiler.getVMEntries().getType(kind.toJavaClass());
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150 }
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151
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152 @Override
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153 public RiType getTypeOf(CiConstant constant) {
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154 return compiler.getVMEntries().getRiType(constant);
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155 }
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156
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157 @Override
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158 public boolean isExceptionType(RiType type) {
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159 return type.isSubtypeOf(compiler.getVMEntries().getType(Throwable.class));
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160 }
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161
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162 @Override
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163 public RiSnippets getSnippets() {
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164 throw new UnsupportedOperationException("getSnippets");
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165 }
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166
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167 @Override
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168 public boolean mustInline(RiMethod method) {
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169 return false;
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170 }
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171
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172 @Override
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173 public boolean mustNotCompile(RiMethod method) {
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174 return false;
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175 }
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176
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177 @Override
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178 public boolean mustNotInline(RiMethod method) {
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179 return Modifier.isNative(method.accessFlags());
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180 }
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181
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diff changeset
182 @Override
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183 public Object registerGlobalStub(CiTargetMethod targetMethod, String name) {
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184 return HotSpotTargetMethod.installStub(compiler, targetMethod, name);
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185 }
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186
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187 @Override
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188 public int sizeOfBasicObjectLock() {
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189 // TODO shouldn't be hard coded
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190 return 2 * 8;
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191 }
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diff changeset
192
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diff changeset
193 @Override
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194 public int basicObjectLockOffsetInBytes() {
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195 return 8;
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diff changeset
196 }
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diff changeset
197
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diff changeset
198 @Override
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diff changeset
199 public RiField getRiField(Field javaField) {
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200 throw new UnsupportedOperationException("getRiField");
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diff changeset
201 }
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diff changeset
202
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parents:
diff changeset
203 @Override
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diff changeset
204 public RiMethod getRiMethod(Method javaMethod) {
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diff changeset
205 throw new UnsupportedOperationException("getRiMethod");
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diff changeset
206 }
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diff changeset
207
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diff changeset
208 @Override
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diff changeset
209 public RiMethod getRiMethod(Constructor<?> javaConstructor) {
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diff changeset
210 throw new UnsupportedOperationException("getRiMethod");
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parents:
diff changeset
211 }
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diff changeset
212
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diff changeset
213 @Override
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diff changeset
214 public CiConstant invoke(RiMethod method, CiMethodInvokeArguments args) {
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diff changeset
215 return null;
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parents:
diff changeset
216 }
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diff changeset
217
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diff changeset
218 @Override
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diff changeset
219 public CiConstant foldWordOperation(int opcode, CiMethodInvokeArguments args) {
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diff changeset
220 throw new UnsupportedOperationException("foldWordOperation");
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parents:
diff changeset
221 }
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diff changeset
222
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parents:
diff changeset
223 @Override
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diff changeset
224 public boolean areConstantObjectsEqual(CiConstant x, CiConstant y) {
2297
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225 return compiler.getVMEntries().compareConstantObjects(x, y);
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parents:
diff changeset
226 }
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diff changeset
227
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parents:
diff changeset
228 @Override
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diff changeset
229 public RiRegisterConfig getRegisterConfig(RiMethod method) {
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parents:
diff changeset
230 return regConfig;
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parents:
diff changeset
231 }
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diff changeset
232
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diff changeset
233 /**
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diff changeset
234 * HotSpots needs an area suitable for storing a program counter for temporary use during the deoptimization process.
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diff changeset
235 */
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diff changeset
236 @Override
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diff changeset
237 public int getCustomStackAreaSize() {
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parents:
diff changeset
238 return 8;
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parents:
diff changeset
239 }
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diff changeset
240
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parents:
diff changeset
241 @Override
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parents:
diff changeset
242 public boolean supportsArrayIntrinsics() {
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parents:
diff changeset
243 return true;
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parents:
diff changeset
244 }
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diff changeset
245
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parents:
diff changeset
246 @Override
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parents:
diff changeset
247 public int getArrayLength(CiConstant array) {
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parents:
diff changeset
248 return compiler.getVMEntries().getArrayLength(array);
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parents:
diff changeset
249 }
2496
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
250
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
251 @Override
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
252 public Class<?> asJavaClass(CiConstant c) {
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
253 return null;
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
254 }
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
255
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
256 @Override
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
257 public Object asJavaObject(CiConstant c) {
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
258 return null;
96ca0e1b8a1d Adjustments to react on changes on the RiRuntime interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 2297
diff changeset
259 }
2297
099e697d8934 Renaming c1x4hotspotsrc => graal and HotSpotVM => Runtime
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
260 }