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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/bridge/CompilerToVM.java @ 7113:38076efb9062

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Do not print code installation failures from Java. Temporarily print dependencies failures from C++. CompilerToVM.installCode resports the installation result.
author Gilles Duboscq <duboscq@ssw.jku.at>
date Fri, 30 Nov 2012 11:11:13 +0100
parents af30115c9d0e
children 88d626e2c2a8
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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.meta.*;
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29 import com.oracle.graal.hotspot.*;
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30 import com.oracle.graal.hotspot.meta.*;
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32 /**
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33 * Calls from Java into HotSpot.
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34 */
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35 public interface CompilerToVM {
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37 /**
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38 * Copies the original bytecode of a given method into a given byte array.
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39 *
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40 * @param metaspaceMethod the metaspace Method object
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41 * @param code the array into which to copy the original bytecode
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42 * @return the value of {@code code}
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43 */
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44 byte[] initializeBytecode(long metaspaceMethod, byte[] code);
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46 String getSignature(long metaspaceMethod);
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47
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48 ExceptionHandler[] initializeExceptionHandlers(long metaspaceMethod, ExceptionHandler[] handlers);
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50 /**
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51 * Determines if a given metaspace Method object has balanced monitors.
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52 *
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53 * @param metaspaceMethod the metaspace Method object to query
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54 * @return true if the method has balanced monitors
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55 */
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56 boolean hasBalancedMonitors(long metaspaceMethod);
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58 /**
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59 * Determines if a given metaspace Method object is compilable. A method may not be compilable
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60 * for a number of reasons such as:
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61 * <ul>
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62 * <li>a CompileOracle directive may prevent compilation of methods</li>
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63 * <li>the method may have a bytecode breakpoint set</li>
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64 * <li>the method may have other bytecode features that require special handling by the VM</li>
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65 * </ul>
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66 *
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67 * A non-compilable method should not be inlined.
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68 *
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69 * @param metaspaceMethod the metaspace Method object to query
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70 * @return true if the method is compilable
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71 */
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72 boolean isMethodCompilable(long metaspaceMethod);
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74 /**
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75 * Used to implement {@link ResolvedJavaType#findUniqueConcreteMethod(ResolvedJavaMethod)}.
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76 *
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77 * @param metaspaceMethod the metaspace Method on which to based the search
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78 * @param resultHolder the holder of the result is put in element 0 of this array
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79 * @return the metaspace Method result or 0 is there is no unique concrete method for {@code metaspaceMethod}
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80 */
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81 long getUniqueConcreteMethod(long metaspaceMethod, HotSpotResolvedObjectType[] resultHolder);
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82
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83 /**
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84 * Gets the invocation count for a method.
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85 *
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86 * @param metaspaceMethod the metaspace Method object to query
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87 * @return the invocation count for the method
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88 */
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89 int getInvocationCount(long metaspaceMethod);
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90
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91 /**
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92 * Initializes a {@link HotSpotResolvedJavaMethod} object from a metaspace Method object.
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93 *
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94 * @param metaspaceMethod the metaspace Method object
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95 * @param method address of a metaspace Method object
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96 */
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97 void initializeMethod(long metaspaceMethod, HotSpotResolvedJavaMethod method);
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98
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99 /**
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100 * Initializes a {@link HotSpotMethodData} object from a metaspace MethodData object.
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101 *
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102 * @param metaspaceMethodData the metaspace MethodData object
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103 * @param methodData the object to initialize from the metaspace object
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104 */
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105 void initializeMethodData(long metaspaceMethodData, HotSpotMethodData methodData);
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106
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107 /**
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108 * Converts a name to a Java type.
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109 *
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110 * @param name a well formed Java type in {@linkplain JavaType#getName() internal} format
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111 * @param accessingClass the context of resolution (may be null)
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112 * @param eagerResolve force resolution to a {@link ResolvedJavaType}. If true, this method will either return a
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113 * {@link ResolvedJavaType} or throw an exception
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114 * @return a Java type for {@code name} which is guaranteed to be of type {@link ResolvedJavaType} if
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115 * {@code eagerResolve == true}
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116 * @throws LinkageError if {@code eagerResolve == true} and the resolution failed
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117 */
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118 JavaType lookupType(String name, HotSpotResolvedObjectType accessingClass, boolean eagerResolve);
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119
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120 Object lookupConstantInPool(HotSpotResolvedObjectType pool, int cpi);
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122 JavaMethod lookupMethodInPool(HotSpotResolvedObjectType pool, int cpi, byte opcode);
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124 JavaType lookupTypeInPool(HotSpotResolvedObjectType pool, int cpi);
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126 JavaField lookupFieldInPool(HotSpotResolvedObjectType pool, int cpi, byte opcode);
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128 void lookupReferencedTypeInPool(HotSpotResolvedObjectType pool, int cpi, byte opcode);
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129
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130 // Must be kept in sync with enum in graalEnv.hpp
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131 public enum CodeInstallResult {
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132 OK,
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133 DEPENDENCIES_FAILED,
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134 CACHE_FULL
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135 }
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136
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137 /**
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138 * Installs the result of a compilation into the code cache.
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139 *
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140 * @param compResult the result of a compilation
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141 * @param code if not null, then the code is installed as the non-default compiled code for the associated method
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142 * and the details of the installation are written to this object
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143 * @param info additional information about the installation are written to this object if it is not null
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144 * @return the outcome of the installation as a {@link CodeInstallResult}.
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145 */
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146 CodeInstallResult installCode(HotSpotCompilationResult compResult, HotSpotInstalledCode code, HotSpotCodeInfo info);
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147
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148 void initializeConfiguration(HotSpotVMConfig config);
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149
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150 JavaMethod resolveMethod(HotSpotResolvedObjectType klass, String name, String signature);
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151
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152 boolean isTypeInitialized(HotSpotResolvedObjectType klass);
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153
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154 void initializeType(HotSpotResolvedObjectType klass);
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155
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156 ResolvedJavaType getResolvedType(Class<?> javaClass);
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157
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158 HotSpotResolvedJavaField[] getInstanceFields(HotSpotResolvedObjectType klass);
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159
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160 /**
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161 * Gets the compiled code size for a method.
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162 *
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163 * @param metaspaceMethod the metaspace Method object to query
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164 * @return the compiled code size the method
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165 */
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166 int getCompiledCodeSize(long metaspaceMethod);
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167
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168 /**
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169 * Gets the metaspace Method object corresponding to a given reflection {@link Method} object.
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170 *
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171 * @param reflectionMethod
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172 * @param resultHolder the holder of the result is put in element 0 of this array
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173 * @return the metaspace Method result for {@code reflectionMethod}
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174 */
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175 long getMetaspaceMethod(Method reflectionMethod, HotSpotResolvedObjectType[] resultHolder);
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176 long getMetaspaceConstructor(Constructor reflectionConstructor, HotSpotResolvedObjectType[] resultHolder);
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177
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178 HotSpotResolvedJavaField getJavaField(Field reflectionField);
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179
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180 long getMaxCallTargetOffset(long stub);
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181
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182 String disassembleNative(byte[] code, long address);
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183
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184 StackTraceElement getStackTraceElement(long metaspaceMethod, int bci);
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185
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186 Object executeCompiledMethod(long metaspaceMethod, long nmethod, Object arg1, Object arg2, Object arg3);
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187
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188 Object executeCompiledMethodVarargs(long metaspaceMethod, long nmethod, Object... args);
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189
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190 int getVtableEntryOffset(long metaspaceMethod);
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191
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192 long[] getDeoptedLeafGraphIds();
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193
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194 String decodePC(long pc);
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195
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196 long getPrototypeMarkWord(HotSpotResolvedObjectType hotSpotResolvedJavaType);
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197 }