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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/bridge/CompilerToVM.java @ 10639:08e06d4a9e73

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Removed API to access method invocation count from Graal.
author Christian Haeubl <haeubl@ssw.jku.at>
date Mon, 08 Jul 2013 12:01:51 +0200
parents 0ba44a5a8420
children c3760150dc29
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 package com.oracle.graal.hotspot.bridge;
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26 import java.lang.reflect.*;
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28 import com.oracle.graal.api.code.*;
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29 import com.oracle.graal.api.meta.*;
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30 import com.oracle.graal.hotspot.*;
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31 import com.oracle.graal.hotspot.meta.*;
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33 /**
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34 * Calls from Java into HotSpot.
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35 */
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36 public interface CompilerToVM {
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37
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38 /**
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39 * Copies the original bytecode of a given method into a given byte array.
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40 *
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41 * @param metaspaceMethod the metaspace Method object
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42 * @param code the array into which to copy the original bytecode
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43 * @return the value of {@code code}
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44 */
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45 byte[] initializeBytecode(long metaspaceMethod, byte[] code);
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47 String getSignature(long metaspaceMethod);
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48
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49 ExceptionHandler[] initializeExceptionHandlers(long metaspaceMethod, ExceptionHandler[] handlers);
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50
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51 /**
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52 * Determines if a given metaspace Method object has balanced monitors.
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53 *
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54 * @param metaspaceMethod the metaspace Method object to query
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55 * @return true if the method has balanced monitors
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56 */
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57 boolean hasBalancedMonitors(long metaspaceMethod);
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58
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59 /**
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60 * Determines if a given metaspace Method object is compilable. A method may not be compilable
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61 * for a number of reasons such as:
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62 * <ul>
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63 * <li>a CompileOracle directive may prevent compilation of methods</li>
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64 * <li>the method may have a bytecode breakpoint set</li>
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65 * <li>the method may have other bytecode features that require special handling by the VM</li>
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66 * </ul>
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67 *
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68 * A non-compilable method should not be inlined.
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69 *
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70 * @param metaspaceMethod the metaspace Method object to query
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71 * @return true if the method is compilable
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72 */
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73 boolean isMethodCompilable(long metaspaceMethod);
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74
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75 /**
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76 * Used to implement {@link ResolvedJavaType#findUniqueConcreteMethod(ResolvedJavaMethod)}.
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77 *
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78 * @param metaspaceMethod the metaspace Method on which to based the search
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79 * @param resultHolder the holder of the result is put in element 0 of this array
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80 * @return the metaspace Method result or 0 is there is no unique concrete method for
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81 * {@code metaspaceMethod}
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82 */
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83 long getUniqueConcreteMethod(long metaspaceMethod, HotSpotResolvedObjectType[] resultHolder);
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84
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85 /**
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86 * Used to determine if an interface has exactly one implementor.
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87 *
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88 * @param interfaceType interface for which the implementor should be returned
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89 * @return the unique implementor of the interface or null if the interface has 0 or more than 1
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90 * implementor
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91 */
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92 ResolvedJavaType getUniqueImplementor(HotSpotResolvedObjectType interfaceType);
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93
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94 /**
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95 * Initializes a {@link HotSpotResolvedJavaMethod} object from a metaspace Method object.
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96 *
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97 * @param metaspaceMethod the metaspace Method object
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98 * @param method address of a metaspace Method object
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99 */
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100 void initializeMethod(long metaspaceMethod, HotSpotResolvedJavaMethod method);
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101
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102 /**
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103 * Initializes a {@link HotSpotMethodData} object from a metaspace MethodData object.
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104 *
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105 * @param metaspaceMethodData the metaspace MethodData object
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106 * @param methodData the object to initialize from the metaspace object
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107 */
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108 void initializeMethodData(long metaspaceMethodData, HotSpotMethodData methodData);
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109
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110 /**
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111 * Converts a name to a Java type.
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112 *
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113 * @param name a well formed Java type in {@linkplain JavaType#getName() internal} format
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114 * @param accessingClass the context of resolution (may be null)
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115 * @param eagerResolve force resolution to a {@link ResolvedJavaType}. If true, this method will
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116 * either return a {@link ResolvedJavaType} or throw an exception
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117 * @return a Java type for {@code name} which is guaranteed to be of type
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118 * {@link ResolvedJavaType} if {@code eagerResolve == true}
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119 * @throws LinkageError if {@code eagerResolve == true} and the resolution failed
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120 */
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121 JavaType lookupType(String name, HotSpotResolvedObjectType accessingClass, boolean eagerResolve);
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122
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123 int constantPoolLength(HotSpotResolvedObjectType pool);
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124
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125 Object lookupConstantInPool(HotSpotResolvedObjectType pool, int cpi);
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126
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127 JavaMethod lookupMethodInPool(HotSpotResolvedObjectType pool, int cpi, byte opcode);
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128
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129 JavaType lookupTypeInPool(HotSpotResolvedObjectType pool, int cpi);
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130
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131 JavaField lookupFieldInPool(HotSpotResolvedObjectType pool, int cpi, byte opcode);
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132
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133 void lookupReferencedTypeInPool(HotSpotResolvedObjectType pool, int cpi, byte opcode);
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134
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135 Object lookupAppendixInPool(HotSpotResolvedObjectType pool, int cpi, byte opcode);
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136
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137 // Must be kept in sync with enum in graalEnv.hpp
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138 public enum CodeInstallResult {
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139 OK, DEPENDENCIES_FAILED, CACHE_FULL, CODE_TOO_LARGE
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140 }
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141
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142 /**
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143 * Installs the result of a compilation into the code cache.
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144 *
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145 * @param compiledCode the result of a compilation
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146 * @param code the details of the installed CodeBlob are written to this object
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147 * @return the outcome of the installation as a {@link CodeInstallResult}.
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148 */
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149 CodeInstallResult installCode(HotSpotCompiledCode compiledCode, HotSpotInstalledCode code, SpeculationLog cache);
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150
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151 void initializeConfiguration(HotSpotVMConfig config);
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152
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153 JavaMethod resolveMethod(HotSpotResolvedObjectType klass, String name, String signature);
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154
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155 boolean isTypeInitialized(HotSpotResolvedObjectType klass);
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156
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157 void initializeType(HotSpotResolvedObjectType klass);
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158
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159 ResolvedJavaType getResolvedType(Class<?> javaClass);
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160
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161 HotSpotResolvedJavaField[] getInstanceFields(HotSpotResolvedObjectType klass);
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162
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163 HotSpotResolvedJavaMethod[] getMethods(HotSpotResolvedObjectType klass);
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164
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165 boolean hasFinalizableSubclass(HotSpotResolvedObjectType klass);
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166
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167 /**
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168 * Gets the compiled code size for a method.
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169 *
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170 * @param metaspaceMethod the metaspace Method object to query
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171 * @return the compiled code size the method
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172 */
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173 int getCompiledCodeSize(long metaspaceMethod);
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174
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175 /**
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176 * Gets the metaspace Method object corresponding to a given reflection {@link Method} object.
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177 *
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178 * @param reflectionMethod
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179 * @param resultHolder the holder of the result is put in element 0 of this array
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180 * @return the metaspace Method result for {@code reflectionMethod}
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181 */
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182 long getMetaspaceMethod(Method reflectionMethod, HotSpotResolvedObjectType[] resultHolder);
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183
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184 long getMetaspaceConstructor(Constructor reflectionConstructor, HotSpotResolvedObjectType[] resultHolder);
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185
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186 HotSpotResolvedJavaField getJavaField(Field reflectionField);
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187
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188 long getMaxCallTargetOffset(long address);
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189
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190 String disassembleCodeBlob(long codeBlob);
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191
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192 /**
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193 * Gets a copy of the machine code for a CodeBlob.
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194 *
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195 * @return the machine code for {@code codeBlob} if it is valid, null otherwise
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196 */
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197 byte[] getCode(long codeBlob);
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198
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199 StackTraceElement getStackTraceElement(long metaspaceMethod, int bci);
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200
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201 Object executeCompiledMethod(Object arg1, Object arg2, Object arg3, HotSpotInstalledCode hotspotInstalledCode) throws InvalidInstalledCodeException;
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202
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203 Object executeCompiledMethodVarargs(Object[] args, HotSpotInstalledCode hotspotInstalledCode) throws InvalidInstalledCodeException;
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204
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205 int getVtableEntryOffset(long metaspaceMethod);
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206
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207 boolean hasVtableEntry(long metaspaceMethod);
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208
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51111665eda6 Support for recording a leaf graph id for each deoptimization point in the debug info.
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209 long[] getDeoptedLeafGraphIds();
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210
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211 long[] getLineNumberTable(HotSpotResolvedJavaMethod method);
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212
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213 Local[] getLocalVariableTable(HotSpotResolvedJavaMethod method);
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214
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215 String getFileName(HotSpotResolvedJavaType method);
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8a526d8b4604 Always clear 'queued for compilation' flag at the end of a compilation task
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216
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217 Object readUnsafeUncompressedPointer(Object o, long displacement);
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218
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219 /**
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220 * Invalidates the profiling information and restarts profiling upon the next invocation.
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221 *
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222 * @param metaspaceMethod the metaspace Method object
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223 */
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224 void reprofile(long metaspaceMethod);
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Andreas Woess <andreas.woess@jku.at>
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225
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226 void invalidateInstalledCode(HotSpotInstalledCode hotspotInstalledCode);
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227 }