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annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/CompilerToVM.java @ 24225:a2dbb6fcc923

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Added tag jvmci-0.33 for changeset 3aed4cb813f4
author Doug Simon <doug.simon@oracle.com>
date Fri, 18 Aug 2017 22:47:33 +0200
parents 1f8fa81f0c7d
children b9b116e02a3f
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1 /*
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2 * Copyright (c) 2011, 2017, 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 jdk.vm.ci.hotspot;
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25
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26 import static jdk.vm.ci.common.InitTimer.timer;
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27 import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime;
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28
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29 import java.lang.reflect.Executable;
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30
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31 import jdk.vm.ci.code.BytecodeFrame;
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32 import jdk.vm.ci.code.InstalledCode;
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33 import jdk.vm.ci.code.InvalidInstalledCodeException;
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34 import jdk.vm.ci.code.TargetDescription;
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35 import jdk.vm.ci.common.InitTimer;
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36 import jdk.vm.ci.common.JVMCIError;
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37 import jdk.vm.ci.meta.JavaType;
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38 import jdk.vm.ci.meta.ResolvedJavaMethod;
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39 import jdk.vm.ci.meta.ResolvedJavaType;
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40 import sun.misc.Unsafe;
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41
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42 /**
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43 * Calls from Java into HotSpot. The behavior of all the methods in this class that take a native
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44 * pointer as an argument (e.g., {@link #getSymbol(long)}) is undefined if the argument does not
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45 * denote a valid native object.
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46 */
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47 final class CompilerToVM {
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48 /**
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49 * Initializes the native part of the JVMCI runtime.
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50 */
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51 private static native void registerNatives();
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52
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53 static {
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54 initialize();
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55 }
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56
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57 @SuppressWarnings("try")
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58 private static void initialize() {
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59 try (InitTimer t = timer("CompilerToVM.registerNatives")) {
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60 registerNatives();
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61 }
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62 }
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63
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64 /**
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65 * Gets the {@link CompilerToVM} instance associated with the singleton
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66 * {@link HotSpotJVMCIRuntime} instance.
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67 */
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68 public static CompilerToVM compilerToVM() {
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69 return runtime().getCompilerToVM();
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70 }
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71
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72 /**
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73 * Copies the original bytecode of {@code method} into a new byte array and returns it.
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74 *
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75 * @return a new byte array containing the original bytecode of {@code method}
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76 */
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77 native byte[] getBytecode(HotSpotResolvedJavaMethodImpl method);
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78
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79 /**
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80 * Gets the number of entries in {@code method}'s exception handler table or 0 if it has no
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81 * exception handler table.
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82 */
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83 native int getExceptionTableLength(HotSpotResolvedJavaMethodImpl method);
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84
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85 /**
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86 * Gets the address of the first entry in {@code method}'s exception handler table.
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87 *
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88 * Each entry is a native object described by these fields:
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89 *
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90 * <ul>
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91 * <li>{@link HotSpotVMConfig#exceptionTableElementSize}</li>
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92 * <li>{@link HotSpotVMConfig#exceptionTableElementStartPcOffset}</li>
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93 * <li>{@link HotSpotVMConfig#exceptionTableElementEndPcOffset}</li>
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94 * <li>{@link HotSpotVMConfig#exceptionTableElementHandlerPcOffset}</li>
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95 * <li>{@link HotSpotVMConfig#exceptionTableElementCatchTypeIndexOffset}
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96 * </ul>
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97 *
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98 * @return 0 if {@code method} has no exception handlers (i.e.
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99 * {@code getExceptionTableLength(method) == 0})
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100 */
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101 native long getExceptionTableStart(HotSpotResolvedJavaMethodImpl method);
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102
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103 /**
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104 * Determines whether {@code method} is currently compilable by the JVMCI compiler being used by
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105 * the VM. This can return false if JVMCI compilation failed earlier for {@code method}, a
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106 * breakpoint is currently set in {@code method} or {@code method} contains other bytecode
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107 * features that require special handling by the VM.
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108 */
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109 native boolean isCompilable(HotSpotResolvedJavaMethodImpl method);
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110
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111 /**
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112 * Determines if {@code method} is targeted by a VM directive (e.g.,
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113 * {@code -XX:CompileCommand=dontinline,<pattern>}) or annotation (e.g.,
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114 * {@code jdk.internal.vm.annotation.DontInline}) that specifies it should not be inlined.
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115 */
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116 native boolean hasNeverInlineDirective(HotSpotResolvedJavaMethodImpl method);
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118 /**
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119 * Determines if {@code method} should be inlined at any cost. This could be because:
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120 * <ul>
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121 * <li>a CompileOracle directive may forces inlining of this methods</li>
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122 * <li>an annotation forces inlining of this method</li>
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123 * </ul>
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124 */
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125 native boolean shouldInlineMethod(HotSpotResolvedJavaMethodImpl method);
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126
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127 /**
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128 * Used to implement {@link ResolvedJavaType#findUniqueConcreteMethod(ResolvedJavaMethod)}.
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129 *
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130 * @param method the method on which to base the search
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131 * @param actualHolderType the best known type of receiver
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132 * @return the method result or 0 is there is no unique concrete method for {@code method}
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133 */
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134 native HotSpotResolvedJavaMethodImpl findUniqueConcreteMethod(HotSpotResolvedObjectTypeImpl actualHolderType, HotSpotResolvedJavaMethodImpl method);
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135
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136 /**
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137 * Gets the implementor for the interface class {@code type}.
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138 *
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139 * @return the implementor if there is a single implementor, 0 if there is no implementor, or
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140 * {@code type} itself if there is more than one implementor
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141 */
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142 native HotSpotResolvedObjectTypeImpl getImplementor(HotSpotResolvedObjectTypeImpl type);
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143
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144 /**
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145 * Determines if {@code method} is ignored by security stack walks.
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146 */
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147 native boolean methodIsIgnoredBySecurityStackWalk(HotSpotResolvedJavaMethodImpl method);
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148
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149 /**
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150 * Converts a name to a type.
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151 *
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152 * @param name a well formed Java type in {@linkplain JavaType#getName() internal} format
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153 * @param accessingClass the context of resolution (must not be null)
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154 * @param resolve force resolution to a {@link ResolvedJavaType}. If true, this method will
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155 * either return a {@link ResolvedJavaType} or throw an exception
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156 * @return the type for {@code name} or 0 if resolution failed and {@code resolve == false}
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157 * @throws ClassNotFoundException if {@code resolve == true} and the resolution failed
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158 */
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159 native HotSpotResolvedObjectTypeImpl lookupType(String name, Class<?> accessingClass, boolean resolve) throws ClassNotFoundException;
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160
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161 /**
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162 * Resolves the entry at index {@code cpi} in {@code constantPool} to an object.
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163 *
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164 * The behavior of this method is undefined if {@code cpi} does not denote one of the following
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165 * entry types: {@code JVM_CONSTANT_MethodHandle}, {@code JVM_CONSTANT_MethodHandleInError},
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166 * {@code JVM_CONSTANT_MethodType} and {@code JVM_CONSTANT_MethodTypeInError}.
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167 */
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168 native Object resolveConstantInPool(HotSpotConstantPool constantPool, int cpi);
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169
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170 /**
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171 * Resolves the entry at index {@code cpi} in {@code constantPool} to an object, looking in the
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172 * constant pool cache first.
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173 *
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174 * The behavior of this method is undefined if {@code cpi} does not denote a
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175 * {@code JVM_CONSTANT_String} entry.
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176 */
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177 native Object resolvePossiblyCachedConstantInPool(HotSpotConstantPool constantPool, int cpi);
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178
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179 /**
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180 * Gets the {@code JVM_CONSTANT_NameAndType} index from the entry at index {@code cpi} in
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181 * {@code constantPool}.
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182 *
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183 * The behavior of this method is undefined if {@code cpi} does not denote an entry containing a
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184 * {@code JVM_CONSTANT_NameAndType} index.
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185 */
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186 native int lookupNameAndTypeRefIndexInPool(HotSpotConstantPool constantPool, int cpi);
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187
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188 /**
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189 * Gets the name of the {@code JVM_CONSTANT_NameAndType} entry referenced by another entry
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190 * denoted by {@code which} in {@code constantPool}.
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191 *
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192 * The behavior of this method is undefined if {@code which} does not denote a entry that
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193 * references a {@code JVM_CONSTANT_NameAndType} entry.
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194 */
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195 native String lookupNameInPool(HotSpotConstantPool constantPool, int which);
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196
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197 /**
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198 * Gets the signature of the {@code JVM_CONSTANT_NameAndType} entry referenced by another entry
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199 * denoted by {@code which} in {@code constantPool}.
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200 *
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201 * The behavior of this method is undefined if {@code which} does not denote a entry that
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202 * references a {@code JVM_CONSTANT_NameAndType} entry.
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203 */
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204 native String lookupSignatureInPool(HotSpotConstantPool constantPool, int which);
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205
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206 /**
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207 * Gets the {@code JVM_CONSTANT_Class} index from the entry at index {@code cpi} in
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208 * {@code constantPool}.
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209 *
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210 * The behavior of this method is undefined if {@code cpi} does not denote an entry containing a
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211 * {@code JVM_CONSTANT_Class} index.
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212 */
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213 native int lookupKlassRefIndexInPool(HotSpotConstantPool constantPool, int cpi);
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214
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215 /**
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216 * Looks up a class denoted by the {@code JVM_CONSTANT_Class} entry at index {@code cpi} in
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217 * {@code constantPool}. This method does not perform any resolution.
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218 *
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219 * The behavior of this method is undefined if {@code cpi} does not denote a
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220 * {@code JVM_CONSTANT_Class} entry.
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221 *
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222 * @return the resolved class entry or a String otherwise
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223 */
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224 native Object lookupKlassInPool(HotSpotConstantPool constantPool, int cpi);
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225
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226 /**
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227 * Looks up a method denoted by the entry at index {@code cpi} in {@code constantPool}. This
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228 * method does not perform any resolution.
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229 *
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230 * The behavior of this method is undefined if {@code cpi} does not denote an entry representing
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231 * a method.
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232 *
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233 * @param opcode the opcode of the instruction for which the lookup is being performed or
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234 * {@code -1}. If non-negative, then resolution checks specific to the bytecode it
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235 * denotes are performed if the method is already resolved. Should any of these
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236 * checks fail, 0 is returned.
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237 * @return the resolved method entry, 0 otherwise
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238 */
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239 native HotSpotResolvedJavaMethodImpl lookupMethodInPool(HotSpotConstantPool constantPool, int cpi, byte opcode);
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240
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241 /**
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242 * Ensures that the type referenced by the specified {@code JVM_CONSTANT_InvokeDynamic} entry at
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243 * index {@code cpi} in {@code constantPool} is loaded and initialized.
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244 *
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245 * The behavior of this method is undefined if {@code cpi} does not denote a
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246 * {@code JVM_CONSTANT_InvokeDynamic} entry.
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247 */
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248 native void resolveInvokeDynamicInPool(HotSpotConstantPool constantPool, int cpi);
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249
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250 /**
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251 * If {@code cpi} denotes an entry representing a
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252 * <a href="https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-2.html#jvms-2.9">signature
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253 * polymorphic</a> method, this method ensures that the type referenced by the entry is loaded
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254 * and initialized. It {@code cpi} does not denote a signature polymorphic method, this method
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255 * does nothing.
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256 */
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257 native void resolveInvokeHandleInPool(HotSpotConstantPool constantPool, int cpi);
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258
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259 /**
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260 * Gets the list of type names (in the format of {@link JavaType#getName()}) denoting the
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261 * classes that define signature polymorphic methods.
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262 */
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263 native String[] getSignaturePolymorphicHolders();
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264
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265 /**
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266 * Gets the resolved type denoted by the entry at index {@code cpi} in {@code constantPool}.
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267 *
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268 * The behavior of this method is undefined if {@code cpi} does not denote an entry representing
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269 * a class.
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270 *
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271 * @throws LinkageError if resolution failed
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272 */
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273 native HotSpotResolvedObjectTypeImpl resolveTypeInPool(HotSpotConstantPool constantPool, int cpi) throws LinkageError;
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274
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275 /**
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276 * Looks up and attempts to resolve the {@code JVM_CONSTANT_Field} entry at index {@code cpi} in
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277 * {@code constantPool}. The values returned in {@code info} are:
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278 *
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279 * <pre>
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280 * [ flags, // fieldDescriptor::access_flags()
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281 * offset, // fieldDescriptor::offset()
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282 * index // fieldDescriptor::index()
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283 * ]
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284 * </pre>
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285 *
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286 * The values encoded in {@code info} are only valid if the field is resolved. The behavior of
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287 * this method is undefined if {@code cpi} does not denote a {@code JVM_CONSTANT_Field} entry.
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288 *
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289 * @param info an array in which the details of the field are returned
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290 * @return the type defining the field if resolution is successful, 0 otherwise
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291 */
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292 native HotSpotResolvedObjectTypeImpl resolveFieldInPool(HotSpotConstantPool constantPool, int cpi, byte opcode, int[] info);
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293
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294 /**
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295 * Converts {@code cpci} from an index into the cache for {@code constantPool} to an index
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296 * directly into {@code constantPool}.
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297 *
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298 * The behavior of this method is undefined if {@code ccpi} is an invalid constant pool cache
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299 * index.
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300 */
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301 native int constantPoolRemapInstructionOperandFromCache(HotSpotConstantPool constantPool, int cpci);
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302
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303 /**
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304 * Gets the appendix object (if any) associated with the entry at index {@code cpi} in
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305 * {@code constantPool}.
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306 */
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307 native Object lookupAppendixInPool(HotSpotConstantPool constantPool, int cpi);
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308
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309 /**
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310 * Installs the result of a compilation into the code cache.
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311 *
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312 * @param target the target where this code should be installed
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313 * @param compiledCode the result of a compilation
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314 * @param code the details of the installed CodeBlob are written to this object
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315 * @return the outcome of the installation which will be one of
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316 * {@link HotSpotVMConfig#codeInstallResultOk},
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317 * {@link HotSpotVMConfig#codeInstallResultCacheFull},
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318 * {@link HotSpotVMConfig#codeInstallResultCodeTooLarge},
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319 * {@link HotSpotVMConfig#codeInstallResultDependenciesFailed} or
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320 * {@link HotSpotVMConfig#codeInstallResultDependenciesInvalid}.
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321 * @throws JVMCIError if there is something wrong with the compiled code or the associated
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322 * metadata.
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323 */
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324 native int installCode(TargetDescription target, HotSpotCompiledCode compiledCode, InstalledCode code, HotSpotSpeculationLog speculationLog);
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325
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326 /**
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327 * Resets all compilation statistics.
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328 */
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329 native void resetCompilationStatistics();
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330
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331 /**
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332 * Reads the database of VM info. The return value encodes the info in a nested object array
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333 * that is described by the pseudo Java object {@code info} below:
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334 *
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335 * <pre>
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336 * info = [
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337 * VMField[] vmFields,
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338 * [String name, Long size, ...] vmTypeSizes,
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339 * [String name, Long value, ...] vmConstants,
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340 * [String name, Long value, ...] vmAddresses,
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341 * VMFlag[] vmFlags
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342 * VMIntrinsicMethod[] vmIntrinsics
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343 * ]
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344 * </pre>
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345 *
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346 * @return VM info as encoded above
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347 */
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348 native Object[] readConfiguration();
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349
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350 /**
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351 * Resolves the implementation of {@code method} for virtual dispatches on objects of dynamic
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352 * type {@code exactReceiver}. This resolution process only searches "up" the class hierarchy of
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353 * {@code exactReceiver}.
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354 *
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355 * @param caller the caller or context type used to perform access checks
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356 * @return the link-time resolved method (might be abstract) or {@code 0} if it can not be
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parents: 22415
diff changeset
357 * linked
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parents: 22415
diff changeset
358 */
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Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
359 native HotSpotResolvedJavaMethodImpl resolveMethod(HotSpotResolvedObjectTypeImpl exactReceiver, HotSpotResolvedJavaMethodImpl method, HotSpotResolvedObjectTypeImpl caller);
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
360
22420
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parents: 22415
diff changeset
361 /**
22455
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parents: 22454
diff changeset
362 * Gets the static initializer of {@code type}.
22420
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parents: 22415
diff changeset
363 *
22455
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Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
364 * @return 0 if {@code type} has no static initializer
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
365 */
22547
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Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
366 native HotSpotResolvedJavaMethodImpl getClassInitializer(HotSpotResolvedObjectTypeImpl type);
9985
e6bd1004082a added HotSpotResolvedObjectType.getMethods() to get all methods of a class including those (such as <clinit>) not normally exposed by Java reflection
Doug Simon <doug.simon@oracle.com>
parents: 9669
diff changeset
367
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parents: 22415
diff changeset
368 /**
22455
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Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
369 * Determines if {@code type} or any of its currently loaded subclasses overrides
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
370 * {@code Object.finalize()}.
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
371 */
22547
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Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
372 native boolean hasFinalizableSubclass(HotSpotResolvedObjectTypeImpl type);
9126
bc26f978b0ce HotSpotResolvedObjectType: implement hasFinalizeSubclass() correctly
Bernhard Urban <bernhard.urban@jku.at>
parents: 9108
diff changeset
373
6950
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Doug Simon <doug.simon@oracle.com>
parents: 6588
diff changeset
374 /**
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Doug Simon <doug.simon@oracle.com>
parents: 23741
diff changeset
375 * Gets the method corresponding to {@code executable}.
6950
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Doug Simon <doug.simon@oracle.com>
parents: 6588
diff changeset
376 */
23749
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Doug Simon <doug.simon@oracle.com>
parents: 23741
diff changeset
377 native HotSpotResolvedJavaMethodImpl asResolvedJavaMethod(Executable executable);
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
378
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
379 /**
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
380 * Gets the maximum absolute offset of a PC relative call to {@code address} from any position
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
381 * in the code cache.
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
382 *
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
383 * @param address an address that may be called from any code in the code cache
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
384 * @return -1 if {@code address == 0}
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
385 */
22636
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Doug Simon <doug.simon@oracle.com>
parents: 22635
diff changeset
386 native long getMaxCallTargetOffset(long address);
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
387
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
388 /**
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
389 * Gets a textual disassembly of {@code codeBlob}.
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
390 *
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
391 * @return a non-zero length string containing a disassembly of {@code codeBlob} or null if
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
392 * {@code codeBlob} could not be disassembled for some reason
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
393 */
22547
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Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
394 // The HotSpot disassembler seems not to be thread safe so it's better to synchronize its usage
22643
456800cd1a17 Ensure that not_entrant InstalledCode can still be invalidated
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22636
diff changeset
395 synchronized native String disassembleCodeBlob(InstalledCode installedCode);
7784
016e23829147 added HotSpot implementation of disassembling APIs
Doug Simon <doug.simon@oracle.com>
parents: 7530
diff changeset
396
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
397 /**
22454
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parents: 22420
diff changeset
398 * Gets a stack trace element for {@code method} at bytecode index {@code bci}.
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
399 */
22547
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Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
400 native StackTraceElement getStackTraceElement(HotSpotResolvedJavaMethodImpl method, int bci);
5238
cce31bc56c00 made HotSpotResolvedMethodImpl.toStackTraceElement() call into native code to get an object containing source file info
Doug Simon <doug.simon@oracle.com>
parents: 5129
diff changeset
401
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
402 /**
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
403 * Executes some {@code installedCode} with arguments {@code args}.
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
404 *
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
405 * @return the result of executing {@code installedCode}
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
406 * @throws InvalidInstalledCodeException if {@code installedCode} has been invalidated
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
407 */
22547
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Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
408 native Object executeInstalledCode(Object[] args, InstalledCode installedCode) throws InvalidInstalledCodeException;
4993
897b7d18bebc added RiCompiledMethod.execute and the required VM infrastructure
Lukas Stadler <lukas.stadler@jku.at>
parents: 4635
diff changeset
409
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
410 /**
22454
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
411 * Gets the line number table for {@code method}. The line number table is encoded as (bci,
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
412 * source line number) pairs.
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
413 *
22454
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
414 * @return the line number table for {@code method} or null if it doesn't have one
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
415 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
416 native long[] getLineNumberTable(HotSpotResolvedJavaMethodImpl method);
7307
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7225
diff changeset
417
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
418 /**
22454
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parents: 22420
diff changeset
419 * Gets the number of entries in the local variable table for {@code method}.
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
420 *
22454
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
421 * @return the number of entries in the local variable table for {@code method}
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
422 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
423 native int getLocalVariableTableLength(HotSpotResolvedJavaMethodImpl method);
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
424
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
425 /**
22454
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
426 * Gets the address of the first entry in the local variable table for {@code method}.
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
427 *
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
428 * Each entry is a native object described by these fields:
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
429 *
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
430 * <ul>
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
431 * <li>{@link HotSpotVMConfig#localVariableTableElementSize}</li>
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
432 * <li>{@link HotSpotVMConfig#localVariableTableElementLengthOffset}</li>
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
433 * <li>{@link HotSpotVMConfig#localVariableTableElementNameCpIndexOffset}</li>
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
434 * <li>{@link HotSpotVMConfig#localVariableTableElementDescriptorCpIndexOffset}</li>
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
435 * <li>{@link HotSpotVMConfig#localVariableTableElementSlotOffset}
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
436 * <li>{@link HotSpotVMConfig#localVariableTableElementStartBciOffset}
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
437 * </ul>
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
438 *
22454
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
439 * @return 0 if {@code method} does not have a local variable table
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
440 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
441 native long getLocalVariableTableStart(HotSpotResolvedJavaMethodImpl method);
13306
dfb780080923 moved most CompilerToVM.getLocalVariableTable to Java
twisti
parents: 13305
diff changeset
442
22420
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Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
443 /**
23679
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
Doug Simon <doug.simon@oracle.com>
parents: 23393
diff changeset
444 * Reads an object pointer within a VM data structure. That is, any {@link VMField} whose
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
Doug Simon <doug.simon@oracle.com>
parents: 23393
diff changeset
445 * {@link VMField#type type} is {@code "oop"} (e.g., {@code ArrayKlass::_component_mirror},
b5557b757040 fix HotSpotVMConfig startup performance (JDK-8159167)
Doug Simon <doug.simon@oracle.com>
parents: 23393
diff changeset
446 * {@code Klass::_java_mirror}, {@code JavaThread::_threadObj}).
20176
03b4fa99eff8 rename CompilerToVM.readUnsafeOop to readUncompressedOop and only use it for reading oops in VM data structures since Unsafe.getObject() can be used for other cases
Doug Simon <doug.simon@oracle.com>
parents: 19782
diff changeset
447 *
03b4fa99eff8 rename CompilerToVM.readUnsafeOop to readUncompressedOop and only use it for reading oops in VM data structures since Unsafe.getObject() can be used for other cases
Doug Simon <doug.simon@oracle.com>
parents: 19782
diff changeset
448 * Note that {@link Unsafe#getObject(Object, long)} cannot be used for this since it does a
03b4fa99eff8 rename CompilerToVM.readUnsafeOop to readUncompressedOop and only use it for reading oops in VM data structures since Unsafe.getObject() can be used for other cases
Doug Simon <doug.simon@oracle.com>
parents: 19782
diff changeset
449 * {@code narrowOop} read if the VM is using compressed oops whereas oops within VM data
03b4fa99eff8 rename CompilerToVM.readUnsafeOop to readUncompressedOop and only use it for reading oops in VM data structures since Unsafe.getObject() can be used for other cases
Doug Simon <doug.simon@oracle.com>
parents: 19782
diff changeset
450 * structures are (currently) always uncompressed.
03b4fa99eff8 rename CompilerToVM.readUnsafeOop to readUncompressedOop and only use it for reading oops in VM data structures since Unsafe.getObject() can be used for other cases
Doug Simon <doug.simon@oracle.com>
parents: 19782
diff changeset
451 *
03b4fa99eff8 rename CompilerToVM.readUnsafeOop to readUncompressedOop and only use it for reading oops in VM data structures since Unsafe.getObject() can be used for other cases
Doug Simon <doug.simon@oracle.com>
parents: 19782
diff changeset
452 * @param address address of an oop field within a VM data structure
03b4fa99eff8 rename CompilerToVM.readUnsafeOop to readUncompressedOop and only use it for reading oops in VM data structures since Unsafe.getObject() can be used for other cases
Doug Simon <doug.simon@oracle.com>
parents: 19782
diff changeset
453 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
454 native Object readUncompressedOop(long address);
18719
6484e5c068c7 Generalize object reading in HotSpotMemoryAccessProvider.
Roland Schatz <roland.schatz@oracle.com>
parents: 18195
diff changeset
455
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
456 /**
23738
1140503536ae Backport style fixes and comments from jdk9.
Roland Schatz <roland.schatz@oracle.com>
parents: 23734
diff changeset
457 * Determines if {@code method} should not be inlined or compiled.
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
458 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
459 native void doNotInlineOrCompile(HotSpotResolvedJavaMethodImpl method);
12532
9b1cc2628961 Extend the CompilerToVM interface to explicitly avoid compilation and inlining of methods
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 11852
diff changeset
460
8611
6c4db417385a added API to reset the profiling information for a method
Christian Haeubl <haeubl@ssw.jku.at>
parents: 8349
diff changeset
461 /**
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
462 * Invalidates the profiling information for {@code method} and (re)initializes it such that
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
463 * profiling restarts upon its next invocation.
8611
6c4db417385a added API to reset the profiling information for a method
Christian Haeubl <haeubl@ssw.jku.at>
parents: 8349
diff changeset
464 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
465 native void reprofile(HotSpotResolvedJavaMethodImpl method);
8945
7ef66078d837 add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents: 8614
diff changeset
466
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
467 /**
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
468 * Invalidates {@code installedCode} such that {@link InvalidInstalledCodeException} will be
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
469 * raised the next time {@code installedCode} is executed.
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
470 */
22636
1ec4129907b3 made CompilerToVM package-private
Doug Simon <doug.simon@oracle.com>
parents: 22635
diff changeset
471 native void invalidateInstalledCode(InstalledCode installedCode);
11520
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 10715
diff changeset
472
11852
d7964e96b0b0 move benchmark counters into separate class and make them correct for multithreaded applications
Lukas Stadler <lukas.stadler@jku.at>
parents: 11520
diff changeset
473 /**
21558
d563baeca9df changed uses of Graal terminology to JVMCI (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21556
diff changeset
474 * Collects the current values of all JVMCI benchmark counters, summed up over all threads.
11852
d7964e96b0b0 move benchmark counters into separate class and make them correct for multithreaded applications
Lukas Stadler <lukas.stadler@jku.at>
parents: 11520
diff changeset
475 */
22636
1ec4129907b3 made CompilerToVM package-private
Doug Simon <doug.simon@oracle.com>
parents: 22635
diff changeset
476 native long[] collectCounters();
13630
b1838411e896 Use compile ids assigned by hotspot
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13483
diff changeset
477
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
478 /**
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
479 * Determines if {@code metaspaceMethodData} is mature.
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
480 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
481 native boolean isMature(long metaspaceMethodData);
13769
af344056124f Only use mature method datas
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13669
diff changeset
482
13630
b1838411e896 Use compile ids assigned by hotspot
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13483
diff changeset
483 /**
b1838411e896 Use compile ids assigned by hotspot
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13483
diff changeset
484 * Generate a unique id to identify the result of the compile.
b1838411e896 Use compile ids assigned by hotspot
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 13483
diff changeset
485 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
486 native int allocateCompileId(HotSpotResolvedJavaMethodImpl method, int entryBCI);
14107
800057208a2c enable C1 + Graal tiered
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14105
diff changeset
487
800057208a2c enable C1 + Graal tiered
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14105
diff changeset
488 /**
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
489 * Determines if {@code method} has OSR compiled code identified by {@code entryBCI} for
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
490 * compilation level {@code level}.
14107
800057208a2c enable C1 + Graal tiered
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14105
diff changeset
491 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
492 native boolean hasCompiledCodeForOSR(HotSpotResolvedJavaMethodImpl method, int entryBCI, int level);
15063
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
493
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
494 /**
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
495 * Gets the value of {@code metaspaceSymbol} as a String.
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15843
diff changeset
496 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
497 native String getSymbol(long metaspaceSymbol);
15968
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15843
diff changeset
498
42eaa579e134 more improvements to runtime initialization:
Doug Simon <doug.simon@oracle.com>
parents: 15843
diff changeset
499 /**
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
500 * Looks for the next Java stack frame matching an entry in {@code methods}.
15063
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
501 *
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
502 * @param frame the starting point of the search, where {@code null} refers to the topmost frame
22455
7ad03bf3d4a9 renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
503 * @param methods the methods to look for, where {@code null} means that any frame is returned
15063
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
504 * @return the frame, or {@code null} if the end of the stack was reached during the search
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
505 */
22636
1ec4129907b3 made CompilerToVM package-private
Doug Simon <doug.simon@oracle.com>
parents: 22635
diff changeset
506 native HotSpotStackFrameReference getNextStackFrame(HotSpotStackFrameReference frame, ResolvedJavaMethod[] methods, int initialSkip);
15063
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
507
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
508 /**
23393
1d4ce2d19e52 clean up and minimize JVMCI (JDK-8156835)
Doug Simon <doug.simon@oracle.com>
parents: 23392
diff changeset
509 * Materializes all virtual objects within {@code stackFrame} and updates its locals.
15063
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
510 *
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
511 * @param invalidate if {@code true}, the compiled method for the stack frame will be
23393
1d4ce2d19e52 clean up and minimize JVMCI (JDK-8156835)
Doug Simon <doug.simon@oracle.com>
parents: 23392
diff changeset
512 * invalidated
15063
36e1a11a72b3 new StackIntrospection interface to allow access to stack contents
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15059
diff changeset
513 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
514 native void materializeVirtualObjects(HotSpotStackFrameReference stackFrame, boolean invalidate);
15205
affef8631cf4 Add eager resolving for indy call sites
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15193
diff changeset
515
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
516 /**
22455
7ad03bf3d4a9 renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
517 * Gets the v-table index for interface method {@code method} in the receiver {@code type} or
7ad03bf3d4a9 renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
518 * {@link HotSpotVMConfig#invalidVtableIndex} if {@code method} is not in {@code type}'s
7ad03bf3d4a9 renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
519 * v-table.
22583
c9f8eec77163 CompilerToVm.getVtableIndexForInterfaceMethod must not allow non-interface methods (JDK-8136659)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22582
diff changeset
520 *
c9f8eec77163 CompilerToVm.getVtableIndexForInterfaceMethod must not allow non-interface methods (JDK-8136659)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22582
diff changeset
521 * @throws InternalError if {@code type} is an interface or {@code method} is not held by an
22584
f94fd2b4f794 CompilerToVM.getVtableIndexForInterfaceMethod check if receiver class is initialized (JDK-8136655)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22583
diff changeset
522 * interface or class represented by {@code type} is not initialized
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
523 */
22583
c9f8eec77163 CompilerToVm.getVtableIndexForInterfaceMethod must not allow non-interface methods (JDK-8136659)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22582
diff changeset
524 native int getVtableIndexForInterfaceMethod(HotSpotResolvedObjectTypeImpl type, HotSpotResolvedJavaMethodImpl method);
16243
fb77eab05bd3 Respect the VM's wish to record non-safepoint debug info
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16184
diff changeset
525
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
526 /**
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
527 * Determines if debug info should also be emitted at non-safepoint locations.
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
528 */
22636
1ec4129907b3 made CompilerToVM package-private
Doug Simon <doug.simon@oracle.com>
parents: 22635
diff changeset
529 native boolean shouldDebugNonSafepoints();
16405
9bfc4247262f send log output to native tty
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16243
diff changeset
530
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
531 /**
22650
939d5da65929 reduced delta against jvmci-9
Doug Simon <doug.simon@oracle.com>
parents: 22648
diff changeset
532 * Writes {@code length} bytes from {@code bytes} starting at offset {@code offset} to the
939d5da65929 reduced delta against jvmci-9
Doug Simon <doug.simon@oracle.com>
parents: 22648
diff changeset
533 * HotSpot's log stream.
939d5da65929 reduced delta against jvmci-9
Doug Simon <doug.simon@oracle.com>
parents: 22648
diff changeset
534 *
939d5da65929 reduced delta against jvmci-9
Doug Simon <doug.simon@oracle.com>
parents: 22648
diff changeset
535 * @exception NullPointerException if {@code bytes == null}
939d5da65929 reduced delta against jvmci-9
Doug Simon <doug.simon@oracle.com>
parents: 22648
diff changeset
536 * @exception IndexOutOfBoundsException if copying would cause access of data outside array
939d5da65929 reduced delta against jvmci-9
Doug Simon <doug.simon@oracle.com>
parents: 22648
diff changeset
537 * bounds
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
538 */
22636
1ec4129907b3 made CompilerToVM package-private
Doug Simon <doug.simon@oracle.com>
parents: 22635
diff changeset
539 native void writeDebugOutput(byte[] bytes, int offset, int length);
21119
294ed4ce1fa0 PrintStreamOption: also forward flushes to the VM
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 20176
diff changeset
540
22420
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
541 /**
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
542 * Flush HotSpot's log stream.
e3d9e0f9b50c cleaned up and added more javadoc to CompilerToVM (JDK-8133194)
Doug Simon <doug.simon@oracle.com>
parents: 22415
diff changeset
543 */
22636
1ec4129907b3 made CompilerToVM package-private
Doug Simon <doug.simon@oracle.com>
parents: 22635
diff changeset
544 native void flushDebugOutput();
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
545
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
546 /**
22647
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
547 * Read a HotSpot Method* value from the memory location described by {@code base} plus
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
548 * {@code displacement} and return the {@link HotSpotResolvedJavaMethodImpl} wrapping it. This
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
549 * method does no checking that the memory location actually contains a valid pointer and may
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
550 * crash the VM if an invalid location is provided. If the {@code base} is null then
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
551 * {@code displacement} is used by itself. If {@code base} is a
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
552 * {@link HotSpotResolvedJavaMethodImpl}, {@link HotSpotConstantPool} or
22617
e8f298580f99 Correct javadoc for CompilerToVM
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22611
diff changeset
553 * {@link HotSpotResolvedObjectTypeImpl} then the metaspace pointer is fetched from that object
22644
cefe66df3455 Update CompilerToVM javadoc
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22643
diff changeset
554 * and added to {@code displacement}. Any other non-null object type causes an
cefe66df3455 Update CompilerToVM javadoc
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22643
diff changeset
555 * {@link IllegalArgumentException} to be thrown.
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
556 *
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
557 * @param base an object to read from or null
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
558 * @param displacement
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
559 * @return null or the resolved method for this location
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
560 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
561 native HotSpotResolvedJavaMethodImpl getResolvedJavaMethod(Object base, long displacement);
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
562
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
563 /**
23734
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
564 * Gets the {@code ConstantPool*} associated with {@code object} and returns a
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
565 * {@link HotSpotConstantPool} wrapping it.
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
566 *
23734
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
567 * @param object a {@link HotSpotResolvedJavaMethodImpl} or
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
568 * {@link HotSpotResolvedObjectTypeImpl} object
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
569 * @return a {@link HotSpotConstantPool} wrapping the {@code ConstantPool*} associated with
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
570 * {@code object}
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
571 * @throws NullPointerException if {@code object == null}
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
572 * @throws IllegalArgumentException if {@code object} is neither a
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
573 * {@link HotSpotResolvedJavaMethodImpl} nor a {@link HotSpotResolvedObjectTypeImpl}
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
574 */
23734
2e17c65dddd7 8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents: 23706
diff changeset
575 native HotSpotConstantPool getConstantPool(Object object);
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
576
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
577 /**
22647
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
578 * Read a HotSpot Klass* value from the memory location described by {@code base} plus
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
579 * {@code displacement} and return the {@link HotSpotResolvedObjectTypeImpl} wrapping it. This
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
580 * method does no checking that the memory location actually contains a valid pointer and may
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
581 * crash the VM if an invalid location is provided. If the {@code base} is null then
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
582 * {@code displacement} is used by itself. If {@code base} is a
a2af5a344c65 Expand javadoc for getResolvedJavaMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22644
diff changeset
583 * {@link HotSpotResolvedJavaMethodImpl}, {@link HotSpotConstantPool} or
22617
e8f298580f99 Correct javadoc for CompilerToVM
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22611
diff changeset
584 * {@link HotSpotResolvedObjectTypeImpl} then the metaspace pointer is fetched from that object
22644
cefe66df3455 Update CompilerToVM javadoc
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22643
diff changeset
585 * and added to {@code displacement}. Any other non-null object type causes an
cefe66df3455 Update CompilerToVM javadoc
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22643
diff changeset
586 * {@link IllegalArgumentException} to be thrown.
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
587 *
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
588 * @param base an object to read from or null
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
589 * @param displacement
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
590 * @param compressed true if the location contains a compressed Klass*
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
591 * @return null or the resolved method for this location
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22420
diff changeset
592 */
22547
10a9e989850e made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents: 22531
diff changeset
593 native HotSpotResolvedObjectTypeImpl getResolvedJavaType(Object base, long displacement, boolean compressed);
22573
be44a5efeaff HotSpotMethodData must handle profile data when TypeProfileLevel is non-zero
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22547
diff changeset
594
be44a5efeaff HotSpotMethodData must handle profile data when TypeProfileLevel is non-zero
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22547
diff changeset
595 /**
22686
2408f05d0ae7 Update javadoc for methodDataProfileDataSize
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22672
diff changeset
596 * Return the size of the HotSpot ProfileData* pointed at by {@code position}. If
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597 * {@code position} is outside the space of the MethodData then an
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598 * {@link IllegalArgumentException} is thrown. A {@code position} inside the MethodData but that
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599 * isn't pointing at a valid ProfileData will crash the VM.
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600 *
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601 * @param metaspaceMethodData
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602 * @param position
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603 * @return the size of the ProfileData item pointed at by {@code position}
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604 * @throws IllegalArgumentException if an out of range position is given
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605 */
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606 native int methodDataProfileDataSize(long metaspaceMethodData, int position);
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Tom Rodriguez <tom.rodriguez@oracle.com>
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607
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608 /**
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609 * Return the amount of native stack required for the interpreter frames represented by
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610 * {@code frame}. This is used when emitting the stack banging code to ensure that there is
bf8a5a6861b1 Add CompilerToVM.interpreterFrameSize to support stack banging for deopt
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611 * enough space for the frames during deoptimization.
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612 *
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613 * @param frame
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614 * @return the number of bytes required for deoptimization of this frame state
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615 */
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616 native int interpreterFrameSize(BytecodeFrame frame);
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617
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618 /**
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619 * Invokes non-public method {@code java.lang.invoke.LambdaForm.compileToBytecode()} on
11f0412408cd 8173912: [JVMCI] fix memory overhead of JVMCI
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620 * {@code lambdaForm} (which must be a {@code java.lang.invoke.LambdaForm} instance).
11f0412408cd 8173912: [JVMCI] fix memory overhead of JVMCI
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621 */
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622 native void compileToBytecode(Object lambdaForm);
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623
11f0412408cd 8173912: [JVMCI] fix memory overhead of JVMCI
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624 /**
11f0412408cd 8173912: [JVMCI] fix memory overhead of JVMCI
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625 * Gets the value of the VM flag named {@code name}.
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ebce30b702eb [GR-2538] reduced memory overhead of HotSpotVMConfigStore
Doug Simon <doug.simon@oracle.com>
parents: 23992
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626 *
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627 * @param name name of a VM option
23996
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628 * @return {@code this} if the named VM option doesn't exist, a {@link String} or {@code null}
11f0412408cd 8173912: [JVMCI] fix memory overhead of JVMCI
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629 * if its type is {@code ccstr} or {@code ccstrlist}, a {@link Double} if its type is
11f0412408cd 8173912: [JVMCI] fix memory overhead of JVMCI
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parents: 23994
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630 * {@code double}, a {@link Boolean} if its type is {@code bool} otherwise a
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631 * {@link Long}
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632 */
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parents: 23992
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633 native Object getFlagValue(String name);
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634
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Doug Simon <doug.simon@oracle.com>
parents: 23996
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635 /**
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636 * Gets the host class for {@code type}.
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637 */
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parents: 23996
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638 native HotSpotResolvedObjectTypeImpl getHostClass(HotSpotResolvedObjectTypeImpl type);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
639 }