annotate c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/VMExitsNative.java @ 1429:abc670a709dc

* -XX:TraceC1X=0...5 controls the native c1x tracing * -Dc1x.debug=true turns on the logging proxies and lots of log output on the java side * provide more information about types to the compiler (type hierarchy, etc) * provide exception handler tables to the compiler * add exception handlers to the nmethod * correct implementation of ExceptionObject * exception handling/unwinding entry points * modified versions of handle/unwind exception stubs using standard calling conventions * exception throwing * implicit null pointer exception, implicit div by 0 exception * arraystore/classcast/arrayindex exceptions * checkcast implementation * newarray, anewarray, multinewarray implementation * correct new instance initialization * access to java class mirrors (for ldc) * unresolved methods * class resolving - class patching (asssembly prototype copying)
author Lukas Stadler <lukas.stadler@oracle.com>
date Tue, 31 Aug 2010 22:13:30 -0700
parents 760213a60e8b
children efba53f86c4f
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1 /*
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2 * Copyright (c) 2009-2010 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
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19 package com.sun.hotspot.c1x;
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20
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21 import java.io.*;
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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 import com.sun.hotspot.c1x.logging.*;
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26
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27 /**
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28 * Exits from the HotSpot VM into Java code.
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29 *
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30 * @author Thomas Wuerthinger, Lukas Stadler
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31 */
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32 public class VMExitsNative implements VMExits {
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33
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34 @Override
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35 public void compileMethod(long methodVmId, String name, int entry_bci) {
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36 try {
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37 Logger.info("compiling " + name + " (0x" + Long.toHexString(methodVmId) + ")");
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38 Compiler compiler = Compiler.getInstance();
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39 HotSpotMethodResolved riMethod = new HotSpotMethodResolved(methodVmId, name);
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40 CiResult result = compiler.getCompiler().compileMethod(riMethod, null);
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41
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42 if (result.bailout() != null) {
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43 StringWriter out = new StringWriter();
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44 result.bailout().printStackTrace(new PrintWriter(out));
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45 Logger.info("Bailout:\n" + out.toString());
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46 } else {
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47 Logger.log("Compilation result: " + result.targetMethod());
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48 HotSpotTargetMethod.installMethod(riMethod, result.targetMethod());
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49 }
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50 } catch (Throwable t) {
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51 StringWriter out = new StringWriter();
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52 t.printStackTrace(new PrintWriter(out));
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53 Logger.info("Compilation interrupted:\n" + out.toString());
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54 }
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55 }
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56
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57 @Override
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58 public RiMethod createRiMethodResolved(long vmId, String name) {
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59 return new HotSpotMethodResolved(vmId, name);
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60 }
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61
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62 @Override
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63 public RiMethod createRiMethodUnresolved(String name, String signature, RiType holder) {
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64 return new HotSpotMethodUnresolved(name, signature, holder);
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65 }
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66
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67 @Override
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68 public RiSignature createRiSignature(String signature) {
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69 return new HotSpotSignature(signature);
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70 }
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71
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72 @Override
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73 public RiField createRiField(RiType holder, String name, RiType type, int offset) {
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74 return new HotSpotField(holder, name, type, offset);
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75 }
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76
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77 @Override
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78 public RiType createRiType(long vmId, String name) {
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79 throw new RuntimeException("not implemented");
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80 }
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81
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82 @Override
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83 public RiType createRiTypePrimitive(int basicType) {
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84 CiKind kind = null;
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85 switch (basicType) {
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86 case 4:
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87 kind = CiKind.Boolean;
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88 break;
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89 case 5:
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90 kind = CiKind.Char;
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91 break;
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92 case 6:
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93 kind = CiKind.Float;
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94 break;
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95 case 7:
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96 kind = CiKind.Double;
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97 break;
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98 case 8:
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99 kind = CiKind.Byte;
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100 break;
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101 case 9:
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102 kind = CiKind.Short;
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103 break;
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104 case 10:
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105 kind = CiKind.Int;
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106 break;
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107 case 11:
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108 kind = CiKind.Long;
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109 break;
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110 case 14:
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111 kind = CiKind.Void;
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112 break;
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113 default:
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114 throw new IllegalArgumentException("Unknown basic type: " + basicType);
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115 }
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116 return new HotSpotTypePrimitive(kind);
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117 }
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118
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119 @Override
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120 public RiType createRiTypeUnresolved(String name, long accessingClassVmId) {
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121 return new HotSpotTypeUnresolved(name, accessingClassVmId);
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122 }
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123
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124 @Override
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125 public RiConstantPool createRiConstantPool(long vmId) {
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126 return new HotSpotConstantPool(vmId);
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127 }
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128
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129 @Override
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130 public CiConstant createCiConstantInt(int value) {
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131 return CiConstant.forInt(value);
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132 }
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133
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134 @Override
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135 public CiConstant createCiConstantLong(long value) {
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136 return CiConstant.forLong(value);
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137 }
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138
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139 @Override
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140 public CiConstant createCiConstantFloat(float value) {
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141 return CiConstant.forFloat(value);
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142 }
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143
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144 @Override
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145 public CiConstant createCiConstantDouble(double value) {
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146 return CiConstant.forDouble(value);
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147 }
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148
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149 @Override
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150 public CiConstant createCiConstantObject(long vmId) {
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151 return CiConstant.forObject(vmId);
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152 }
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153 }