Mercurial > hg > graal-jvmci-8
annotate c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/VMExitsNative.java @ 1939:b7fb5f1e0747
Two new flags: -XX:MaxCompilationID (to enable debugging binary search for problematic method) and -XX:C1XBailoutIsFatal.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Mon, 27 Dec 2010 20:33:00 +0100 |
parents | 4853c5cad3aa |
children | 79d04223b8a5 |
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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 |
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22 package com.sun.hotspot.c1x; |
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23 |
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24 import java.io.*; |
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25 import java.lang.reflect.*; |
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26 import java.util.*; |
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27 |
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28 import com.sun.c1x.*; |
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Two fixes for DaCapo / SpecJVM2008 runs.
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29 import com.sun.c1x.debug.*; |
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30 import com.sun.cri.ci.*; |
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31 import com.sun.cri.ri.*; |
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32 import com.sun.hotspot.c1x.logging.*; |
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33 |
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34 /** |
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35 * Exits from the HotSpot VM into Java code. |
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36 * |
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37 * @author Thomas Wuerthinger, Lukas Stadler |
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38 */ |
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39 public class VMExitsNative implements VMExits { |
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40 |
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41 public static final boolean LogCompiledMethods = false; |
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42 public static boolean compileMethods = true; |
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43 |
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44 /** |
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45 * Default option configuration for C1X. |
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46 */ |
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47 static { |
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48 C1XOptions.setOptimizationLevel(3); |
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49 C1XOptions.OptInlineExcept = false; |
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50 C1XOptions.OptInlineSynchronized = false; |
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51 C1XOptions.UseDeopt = false; |
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52 C1XOptions.IRChecking = false; |
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Inlining of static final field values. Java mirror instead of VmID. Support for PrintMetrics option.
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53 C1XOptions.DetailedAsserts = false; |
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Correct deopt handler entry. New flag -XX:+TraceSignals. More detailed deopt printing.
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54 C1XOptions.CommentedAssembly = true; |
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55 C1XOptions.MethodEndBreakpointGuards = 2; |
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56 } |
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57 |
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58 @Override |
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59 public boolean setOption(String option) { |
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60 if (option.length() == 0) { |
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61 return false; |
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62 } |
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63 |
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64 Object value = null; |
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65 String fieldName = null; |
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66 String valueString = null; |
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67 |
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68 char first = option.charAt(0); |
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69 if (first == '+' || first == '-') { |
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70 fieldName = option.substring(1); |
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71 value = (first == '+'); |
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72 } else { |
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73 int index = option.indexOf('='); |
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74 if (index == -1) { |
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75 return false; |
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76 } |
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77 fieldName = option.substring(0, index); |
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78 valueString = option.substring(index + 1); |
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79 } |
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80 |
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81 Field f; |
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82 try { |
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83 f = C1XOptions.class.getField(fieldName); |
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84 |
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85 if (value == null) { |
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86 if (f.getType() == Float.TYPE) { |
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87 value = Float.parseFloat(valueString); |
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88 } else if (f.getType() == Double.TYPE) { |
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89 value = Double.parseDouble(valueString); |
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90 } else if (f.getType() == Integer.TYPE) { |
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91 value = Integer.parseInt(valueString); |
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92 } else if (f.getType() == Boolean.TYPE) { |
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93 value = Boolean.parseBoolean(valueString); |
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94 } else if (f.getType() == String.class) { |
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95 value = valueString; |
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96 } |
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97 } |
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98 if (value != null) { |
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99 f.set(null, value); |
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100 Logger.info("Set option " + fieldName + " to " + value); |
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101 } else { |
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102 Logger.info("Wrong value \"" + valueString + "\" for option " + fieldName); |
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103 return false; |
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104 } |
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105 } catch (SecurityException e) { |
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106 Logger.info("Security exception when setting option " + option); |
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107 return false; |
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108 } catch (NoSuchFieldException e) { |
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109 Logger.info("Could not find option " + fieldName); |
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110 return false; |
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111 } catch (IllegalArgumentException e) { |
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112 Logger.info("Illegal value for option " + option); |
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113 return false; |
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114 } catch (IllegalAccessException e) { |
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115 Logger.info("Illegal access exception when setting option " + option); |
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116 return false; |
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117 } |
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118 |
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119 return true; |
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120 } |
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121 |
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122 private static Set<String> compiledMethods = new HashSet<String>(); |
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123 |
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124 @Override |
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125 public void compileMethod(long methodVmId, String name, int entryBCI) throws Throwable { |
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126 |
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127 if (!compileMethods) { |
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128 return; |
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129 } |
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130 |
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131 try { |
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132 Compiler compiler = Compiler.getInstance(); |
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133 HotSpotMethodResolved riMethod = new HotSpotMethodResolved(methodVmId, name); |
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134 CiResult result = compiler.getCompiler().compileMethod(riMethod, -1, null); |
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135 if (LogCompiledMethods) { |
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136 String qualifiedName = CiUtil.toJavaName(riMethod.holder()) + "::" + riMethod.name(); |
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137 compiledMethods.add(qualifiedName); |
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138 } |
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139 |
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140 if (result.bailout() != null) { |
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141 StringWriter out = new StringWriter(); |
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142 result.bailout().printStackTrace(new PrintWriter(out)); |
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143 Throwable cause = result.bailout().getCause(); |
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144 TTY.println("Bailout:\n" + out.toString()); |
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145 if (cause != null) { |
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146 Logger.info("Trace for cause: "); |
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147 for (StackTraceElement e : cause.getStackTrace()) { |
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148 String current = e.getClassName() + "::" + e.getMethodName(); |
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149 String type = ""; |
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150 if (compiledMethods.contains(current)) { |
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151 type = "compiled"; |
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152 } |
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153 Logger.info(String.format("%-10s %3d %s", type, e.getLineNumber(), current)); |
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154 } |
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|
155 } |
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156 Compiler.getVMEntries().recordBailout(result.bailout().getMessage()); |
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157 } else { |
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158 HotSpotTargetMethod.installMethod(riMethod, result.targetMethod()); |
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159 } |
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160 } catch (Throwable t) { |
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161 StringWriter out = new StringWriter(); |
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162 t.printStackTrace(new PrintWriter(out)); |
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|
163 TTY.println("Compilation interrupted:\n" + out.toString()); |
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164 throw t; |
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165 } |
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166 } |
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167 |
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168 @Override |
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169 public RiMethod createRiMethodResolved(long vmId, String name) { |
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170 return new HotSpotMethodResolved(vmId, name); |
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171 } |
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172 |
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173 @Override |
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174 public RiMethod createRiMethodUnresolved(String name, String signature, RiType holder) { |
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175 return new HotSpotMethodUnresolved(name, signature, holder); |
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176 } |
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177 |
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178 @Override |
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179 public RiSignature createRiSignature(String signature) { |
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180 return new HotSpotSignature(signature); |
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181 } |
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182 |
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183 @Override |
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184 public RiField createRiField(RiType holder, String name, RiType type, int offset) { |
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185 return new HotSpotField(holder, name, type, offset); |
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186 } |
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187 |
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188 @Override |
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189 public RiType createRiType(long vmId, String name) { |
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190 throw new RuntimeException("not implemented"); |
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191 } |
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192 |
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193 @Override |
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194 public RiType createRiTypePrimitive(int basicType) { |
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195 CiKind kind = null; |
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196 switch (basicType) { |
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197 case 4: |
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198 kind = CiKind.Boolean; |
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199 break; |
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200 case 5: |
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201 kind = CiKind.Char; |
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202 break; |
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203 case 6: |
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204 kind = CiKind.Float; |
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205 break; |
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206 case 7: |
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207 kind = CiKind.Double; |
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208 break; |
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209 case 8: |
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210 kind = CiKind.Byte; |
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211 break; |
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212 case 9: |
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213 kind = CiKind.Short; |
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214 break; |
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215 case 10: |
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216 kind = CiKind.Int; |
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217 break; |
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218 case 11: |
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219 kind = CiKind.Long; |
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220 break; |
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221 case 14: |
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222 kind = CiKind.Void; |
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223 break; |
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224 default: |
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225 throw new IllegalArgumentException("Unknown basic type: " + basicType); |
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226 } |
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227 return new HotSpotTypePrimitive(kind); |
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228 } |
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229 |
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230 @Override |
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231 public RiType createRiTypeUnresolved(String name, long accessingClassVmId) { |
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232 return new HotSpotTypeUnresolved(name, accessingClassVmId); |
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233 } |
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234 |
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235 @Override |
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236 public RiConstantPool createRiConstantPool(long vmId) { |
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237 return new HotSpotConstantPool(vmId); |
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238 } |
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239 |
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240 @Override |
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241 public CiConstant createCiConstant(CiKind kind, long value) { |
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242 if (kind == CiKind.Long) { |
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243 return CiConstant.forLong(value); |
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244 } else if (kind == CiKind.Int) { |
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245 return CiConstant.forInt((int) value); |
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246 } else if (kind == CiKind.Short) { |
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247 return CiConstant.forShort((short) value); |
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248 } else if (kind == CiKind.Char) { |
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249 return CiConstant.forChar((char) value); |
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250 } else if (kind == CiKind.Byte) { |
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251 return CiConstant.forByte((byte) value); |
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252 } else if (kind == CiKind.Boolean) { |
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253 return (value == 0) ? CiConstant.FALSE : CiConstant.TRUE; |
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254 } else { |
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255 throw new IllegalArgumentException(); |
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256 } |
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257 } |
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258 |
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259 @Override |
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260 public CiConstant createCiConstantFloat(float value) { |
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261 return CiConstant.forFloat(value); |
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262 } |
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263 |
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264 @Override |
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265 public CiConstant createCiConstantDouble(double value) { |
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266 return CiConstant.forDouble(value); |
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267 } |
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268 |
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269 @Override |
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270 public CiConstant createCiConstantObject(Object object) { |
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271 return CiConstant.forObject(object); |
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272 } |
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273 } |