1 /* 2 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 package org.graalvm.compiler.hotspot.meta; 26 27 import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC; 28 import static org.graalvm.compiler.hotspot.meta.HotSpotAOTProfilingPlugin.Options.TieredAOT; 29 import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.JAVA_THREAD_THREAD_OBJECT_LOCATION; 30 import static org.graalvm.compiler.java.BytecodeParserOptions.InlineDuringParsing; 31 import static org.graalvm.compiler.serviceprovider.GraalServices.Java8OrEarlier; 32 33 import java.lang.invoke.ConstantCallSite; 34 import java.lang.invoke.MutableCallSite; 35 import java.lang.invoke.VolatileCallSite; 36 import java.lang.reflect.Array; 37 import java.lang.reflect.Method; 38 import java.lang.reflect.Modifier; 39 import java.math.BigInteger; 40 import java.util.zip.CRC32; 41 42 import org.graalvm.compiler.api.replacements.SnippetReflectionProvider; 43 import org.graalvm.compiler.bytecode.BytecodeProvider; 44 import org.graalvm.compiler.core.common.spi.ForeignCallsProvider; 45 import org.graalvm.compiler.core.common.type.ObjectStamp; 46 import org.graalvm.compiler.core.common.type.StampFactory; 47 import org.graalvm.compiler.core.common.type.TypeReference; 48 import org.graalvm.compiler.debug.GraalError; 49 import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig; 50 import org.graalvm.compiler.hotspot.nodes.CurrentJavaThreadNode; 51 import org.graalvm.compiler.hotspot.replacements.AESCryptSubstitutions; 52 import org.graalvm.compiler.hotspot.replacements.BigIntegerSubstitutions; 53 import org.graalvm.compiler.hotspot.replacements.CRC32CSubstitutions; 54 import org.graalvm.compiler.hotspot.replacements.CRC32Substitutions; 55 import org.graalvm.compiler.hotspot.replacements.CallSiteTargetNode; 56 import org.graalvm.compiler.hotspot.replacements.CipherBlockChainingSubstitutions; 57 import org.graalvm.compiler.hotspot.replacements.ClassGetHubNode; 58 import org.graalvm.compiler.hotspot.replacements.HotSpotArraySubstitutions; 59 import org.graalvm.compiler.hotspot.replacements.HotSpotClassSubstitutions; 60 import org.graalvm.compiler.hotspot.replacements.IdentityHashCodeNode; 61 import org.graalvm.compiler.hotspot.replacements.ObjectCloneNode; 62 import org.graalvm.compiler.hotspot.replacements.ObjectSubstitutions; 63 import org.graalvm.compiler.hotspot.replacements.ReflectionGetCallerClassNode; 64 import org.graalvm.compiler.hotspot.replacements.ReflectionSubstitutions; 65 import org.graalvm.compiler.hotspot.replacements.SHA2Substitutions; 66 import org.graalvm.compiler.hotspot.replacements.SHA5Substitutions; 67 import org.graalvm.compiler.hotspot.replacements.SHASubstitutions; 68 import org.graalvm.compiler.hotspot.replacements.ThreadSubstitutions; 69 import org.graalvm.compiler.replacements.arraycopy.ArrayCopyNode; 70 import org.graalvm.compiler.hotspot.word.HotSpotWordTypes; 71 import org.graalvm.compiler.nodes.ConstantNode; 72 import org.graalvm.compiler.nodes.NamedLocationIdentity; 73 import org.graalvm.compiler.nodes.NodeView; 74 import org.graalvm.compiler.nodes.ValueNode; 75 import org.graalvm.compiler.nodes.calc.AddNode; 76 import org.graalvm.compiler.nodes.calc.IntegerConvertNode; 77 import org.graalvm.compiler.nodes.calc.LeftShiftNode; 78 import org.graalvm.compiler.nodes.graphbuilderconf.ForeignCallPlugin; 79 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins; 80 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext; 81 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin; 82 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin.Receiver; 83 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins; 84 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins.Registration; 85 import org.graalvm.compiler.nodes.graphbuilderconf.NodeIntrinsicPluginFactory; 86 import org.graalvm.compiler.nodes.memory.HeapAccess.BarrierType; 87 import org.graalvm.compiler.nodes.memory.ReadNode; 88 import org.graalvm.compiler.nodes.memory.address.AddressNode; 89 import org.graalvm.compiler.nodes.memory.address.OffsetAddressNode; 90 import org.graalvm.compiler.nodes.util.GraphUtil; 91 import org.graalvm.compiler.options.OptionValues; 92 import org.graalvm.compiler.phases.tiers.CompilerConfiguration; 93 import org.graalvm.compiler.replacements.InlineDuringParsingPlugin; 94 import org.graalvm.compiler.replacements.MethodHandlePlugin; 95 import org.graalvm.compiler.replacements.NodeIntrinsificationProvider; 96 import org.graalvm.compiler.replacements.ReplacementsImpl; 97 import org.graalvm.compiler.replacements.StandardGraphBuilderPlugins; 98 import org.graalvm.compiler.serviceprovider.GraalServices; 99 import org.graalvm.compiler.word.WordOperationPlugin; 100 import org.graalvm.compiler.word.WordTypes; 101 import jdk.internal.vm.compiler.word.LocationIdentity; 102 103 import jdk.vm.ci.code.CodeUtil; 104 import jdk.vm.ci.meta.ConstantReflectionProvider; 105 import jdk.vm.ci.meta.DeoptimizationAction; 106 import jdk.vm.ci.meta.JavaKind; 107 import jdk.vm.ci.meta.MetaAccessProvider; 108 import jdk.vm.ci.meta.ResolvedJavaMethod; 109 import sun.misc.Unsafe; 110 111 /** 112 * Defines the {@link Plugins} used when running on HotSpot. 113 */ 114 public class HotSpotGraphBuilderPlugins { 115 116 /** 117 * Creates a {@link Plugins} object that should be used when running on HotSpot. 118 * 119 * @param constantReflection 120 * @param snippetReflection 121 * @param foreignCalls 122 */ 123 public static Plugins create(CompilerConfiguration compilerConfiguration, GraalHotSpotVMConfig config, HotSpotWordTypes wordTypes, MetaAccessProvider metaAccess, 124 ConstantReflectionProvider constantReflection, SnippetReflectionProvider snippetReflection, ForeignCallsProvider foreignCalls, ReplacementsImpl replacements) { 125 InvocationPlugins invocationPlugins = new HotSpotInvocationPlugins(config, compilerConfiguration); 126 127 Plugins plugins = new Plugins(invocationPlugins); 128 NodeIntrinsificationProvider nodeIntrinsificationProvider = new NodeIntrinsificationProvider(metaAccess, snippetReflection, foreignCalls, wordTypes); 129 HotSpotWordOperationPlugin wordOperationPlugin = new HotSpotWordOperationPlugin(snippetReflection, wordTypes); 130 HotSpotNodePlugin nodePlugin = new HotSpotNodePlugin(wordOperationPlugin); 131 132 plugins.appendTypePlugin(nodePlugin); 133 plugins.appendNodePlugin(nodePlugin); 134 OptionValues options = replacements.getOptions(); 135 if (!GeneratePIC.getValue(options)) { 136 plugins.appendNodePlugin(new MethodHandlePlugin(constantReflection.getMethodHandleAccess(), true)); 137 } 138 plugins.appendInlineInvokePlugin(replacements); 139 if (InlineDuringParsing.getValue(options)) { 140 plugins.appendInlineInvokePlugin(new InlineDuringParsingPlugin()); 141 } 142 143 if (GeneratePIC.getValue(options)) { 144 plugins.setClassInitializationPlugin(new HotSpotClassInitializationPlugin()); 145 if (TieredAOT.getValue(options)) { 146 plugins.setProfilingPlugin(new HotSpotAOTProfilingPlugin()); 147 } 148 } 149 150 invocationPlugins.defer(new Runnable() { 151 152 @Override 153 public void run() { 154 BytecodeProvider replacementBytecodeProvider = replacements.getDefaultReplacementBytecodeProvider(); 155 registerObjectPlugins(invocationPlugins, options, config, replacementBytecodeProvider); 156 registerClassPlugins(plugins, config, replacementBytecodeProvider); 157 registerSystemPlugins(invocationPlugins, foreignCalls); 158 registerThreadPlugins(invocationPlugins, metaAccess, wordTypes, config, replacementBytecodeProvider); 159 if (!GeneratePIC.getValue(options)) { 160 registerCallSitePlugins(invocationPlugins); 161 } 162 registerReflectionPlugins(invocationPlugins, replacementBytecodeProvider); 163 registerConstantPoolPlugins(invocationPlugins, wordTypes, config, replacementBytecodeProvider); 164 registerAESPlugins(invocationPlugins, config, replacementBytecodeProvider); 165 registerCRC32Plugins(invocationPlugins, config, replacementBytecodeProvider); 166 registerCRC32CPlugins(invocationPlugins, config, replacementBytecodeProvider); 167 registerBigIntegerPlugins(invocationPlugins, config, replacementBytecodeProvider); 168 registerSHAPlugins(invocationPlugins, config, replacementBytecodeProvider); 169 registerUnsafePlugins(invocationPlugins, replacementBytecodeProvider); 170 StandardGraphBuilderPlugins.registerInvocationPlugins(metaAccess, snippetReflection, invocationPlugins, replacementBytecodeProvider, true, false); 171 registerArrayPlugins(invocationPlugins, replacementBytecodeProvider); 172 173 for (NodeIntrinsicPluginFactory factory : GraalServices.load(NodeIntrinsicPluginFactory.class)) { 174 factory.registerPlugins(invocationPlugins, nodeIntrinsificationProvider); 175 } 176 } 177 }); 178 return plugins; 179 } 180 181 private static void registerObjectPlugins(InvocationPlugins plugins, OptionValues options, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 182 Registration r = new Registration(plugins, Object.class, bytecodeProvider); 183 if (!GeneratePIC.getValue(options)) { 184 // FIXME: clone() requires speculation and requires a fix in here (to check that 185 // b.getAssumptions() != null), and in ReplacementImpl.getSubstitution() where there is 186 // an instantiation of IntrinsicGraphBuilder using a constructor that sets 187 // AllowAssumptions to YES automatically. The former has to inherit the assumptions 188 // settings from the root compile instead. So, for now, I'm disabling it for 189 // GeneratePIC. 190 r.register1("clone", Receiver.class, new InvocationPlugin() { 191 @Override 192 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 193 ValueNode object = receiver.get(); 194 b.addPush(JavaKind.Object, new ObjectCloneNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), object)); 195 return true; 196 } 197 198 @Override 199 public boolean inlineOnly() { 200 return true; 201 } 202 }); 203 } 204 r.registerMethodSubstitution(ObjectSubstitutions.class, "hashCode", Receiver.class); 205 if (config.inlineNotify()) { 206 r.registerMethodSubstitution(ObjectSubstitutions.class, "notify", Receiver.class); 207 } 208 if (config.inlineNotifyAll()) { 209 r.registerMethodSubstitution(ObjectSubstitutions.class, "notifyAll", Receiver.class); 210 } 211 } 212 213 private static void registerClassPlugins(Plugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 214 Registration r = new Registration(plugins.getInvocationPlugins(), Class.class, bytecodeProvider); 215 216 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getModifiers", Receiver.class); 217 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isInterface", Receiver.class); 218 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isArray", Receiver.class); 219 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isPrimitive", Receiver.class); 220 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getSuperclass", Receiver.class); 221 222 if (config.getFieldOffset("ArrayKlass::_component_mirror", Integer.class, "oop", Integer.MAX_VALUE) != Integer.MAX_VALUE) { 223 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getComponentType", Receiver.class); 224 } 225 } 226 227 private static void registerCallSitePlugins(InvocationPlugins plugins) { 228 InvocationPlugin plugin = new InvocationPlugin() { 229 @Override 230 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 231 ValueNode callSite = receiver.get(); 232 ValueNode folded = CallSiteTargetNode.tryFold(GraphUtil.originalValue(callSite), b.getMetaAccess(), b.getAssumptions()); 233 if (folded != null) { 234 b.addPush(JavaKind.Object, folded); 235 } else { 236 b.addPush(JavaKind.Object, new CallSiteTargetNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), callSite)); 237 } 238 return true; 239 } 240 241 @Override 242 public boolean inlineOnly() { 243 return true; 244 } 245 }; 246 plugins.register(plugin, ConstantCallSite.class, "getTarget", Receiver.class); 247 plugins.register(plugin, MutableCallSite.class, "getTarget", Receiver.class); 248 plugins.register(plugin, VolatileCallSite.class, "getTarget", Receiver.class); 249 } 250 251 private static void registerReflectionPlugins(InvocationPlugins plugins, BytecodeProvider bytecodeProvider) { 252 Registration r = new Registration(plugins, reflectionClass, bytecodeProvider); 253 r.register0("getCallerClass", new InvocationPlugin() { 254 @Override 255 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 256 b.addPush(JavaKind.Object, new ReflectionGetCallerClassNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()))); 257 return true; 258 } 259 260 @Override 261 public boolean inlineOnly() { 262 return true; 263 } 264 }); 265 r.registerMethodSubstitution(ReflectionSubstitutions.class, "getClassAccessFlags", Class.class); 266 } 267 268 private static void registerUnsafePlugins(InvocationPlugins plugins, BytecodeProvider replacementBytecodeProvider) { 269 Registration r; 270 if (Java8OrEarlier) { 271 r = new Registration(plugins, Unsafe.class, replacementBytecodeProvider); 272 } else { 273 r = new Registration(plugins, "jdk.internal.misc.Unsafe", replacementBytecodeProvider); 274 } 275 r.registerMethodSubstitution(HotSpotUnsafeSubstitutions.class, HotSpotUnsafeSubstitutions.copyMemoryName, "copyMemory", Receiver.class, Object.class, long.class, Object.class, long.class, 276 long.class); 277 } 278 279 private static final LocationIdentity INSTANCE_KLASS_CONSTANTS = NamedLocationIdentity.immutable("InstanceKlass::_constants"); 280 private static final LocationIdentity CONSTANT_POOL_LENGTH = NamedLocationIdentity.immutable("ConstantPool::_length"); 281 282 /** 283 * Emits a node to get the metaspace {@code ConstantPool} pointer given the value of the 284 * {@code constantPoolOop} field in a ConstantPool value. 285 * 286 * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value 287 * @return a node representing the metaspace {@code ConstantPool} pointer associated with 288 * {@code constantPoolOop} 289 */ 290 private static ValueNode getMetaspaceConstantPool(GraphBuilderContext b, ValueNode constantPoolOop, WordTypes wordTypes, GraalHotSpotVMConfig config) { 291 // ConstantPool.constantPoolOop is in fact the holder class. 292 ValueNode value = b.nullCheckedValue(constantPoolOop, DeoptimizationAction.None); 293 ValueNode klass = b.add(ClassGetHubNode.create(value, b.getMetaAccess(), b.getConstantReflection(), false)); 294 295 boolean notCompressible = false; 296 AddressNode constantsAddress = b.add(new OffsetAddressNode(klass, b.add(ConstantNode.forLong(config.instanceKlassConstantsOffset)))); 297 return WordOperationPlugin.readOp(b, wordTypes.getWordKind(), constantsAddress, INSTANCE_KLASS_CONSTANTS, BarrierType.NONE, notCompressible); 298 } 299 300 /** 301 * Emits a node representing an element in a metaspace {@code ConstantPool}. 302 * 303 * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value 304 */ 305 private static boolean readMetaspaceConstantPoolElement(GraphBuilderContext b, ValueNode constantPoolOop, ValueNode index, JavaKind elementKind, WordTypes wordTypes, GraalHotSpotVMConfig config) { 306 ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); 307 int shift = CodeUtil.log2(wordTypes.getWordKind().getByteCount()); 308 ValueNode scaledIndex = b.add(new LeftShiftNode(IntegerConvertNode.convert(index, StampFactory.forKind(JavaKind.Long), NodeView.DEFAULT), b.add(ConstantNode.forInt(shift)))); 309 ValueNode offset = b.add(new AddNode(scaledIndex, b.add(ConstantNode.forLong(config.constantPoolSize)))); 310 AddressNode elementAddress = b.add(new OffsetAddressNode(constants, offset)); 311 boolean notCompressible = false; 312 ValueNode elementValue = WordOperationPlugin.readOp(b, elementKind, elementAddress, NamedLocationIdentity.getArrayLocation(elementKind), BarrierType.NONE, notCompressible); 313 b.addPush(elementKind, elementValue); 314 return true; 315 } 316 317 private static void registerConstantPoolPlugins(InvocationPlugins plugins, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 318 Registration r = new Registration(plugins, constantPoolClass, bytecodeProvider); 319 320 r.register2("getSize0", Receiver.class, Object.class, new InvocationPlugin() { 321 @Override 322 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop) { 323 boolean notCompressible = false; 324 ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); 325 AddressNode lengthAddress = b.add(new OffsetAddressNode(constants, b.add(ConstantNode.forLong(config.constantPoolLengthOffset)))); 326 ValueNode length = WordOperationPlugin.readOp(b, JavaKind.Int, lengthAddress, CONSTANT_POOL_LENGTH, BarrierType.NONE, notCompressible); 327 b.addPush(JavaKind.Int, length); 328 return true; 329 } 330 }); 331 332 r.register3("getIntAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 333 @Override 334 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 335 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Int, wordTypes, config); 336 } 337 }); 338 r.register3("getLongAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 339 @Override 340 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 341 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Long, wordTypes, config); 342 } 343 }); 344 r.register3("getFloatAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 345 @Override 346 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 347 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Float, wordTypes, config); 348 } 349 }); 350 r.register3("getDoubleAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 351 @Override 352 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 353 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Double, wordTypes, config); 354 } 355 }); 356 } 357 358 private static void registerSystemPlugins(InvocationPlugins plugins, ForeignCallsProvider foreignCalls) { 359 Registration r = new Registration(plugins, System.class); 360 r.register0("currentTimeMillis", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_MILLIS)); 361 r.register0("nanoTime", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_NANOS)); 362 r.register1("identityHashCode", Object.class, new InvocationPlugin() { 363 @Override 364 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) { 365 b.addPush(JavaKind.Int, new IdentityHashCodeNode(object)); 366 return true; 367 } 368 369 @Override 370 public boolean inlineOnly() { 371 return true; 372 } 373 }); 374 r.register5("arraycopy", Object.class, int.class, Object.class, int.class, int.class, new InvocationPlugin() { 375 @Override 376 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode src, ValueNode srcPos, ValueNode dst, ValueNode dstPos, ValueNode length) { 377 b.add(new ArrayCopyNode(b.bci(), src, srcPos, dst, dstPos, length)); 378 return true; 379 } 380 381 @Override 382 public boolean inlineOnly() { 383 return true; 384 } 385 }); 386 } 387 388 private static void registerArrayPlugins(InvocationPlugins plugins, BytecodeProvider bytecodeProvider) { 389 Registration r = new Registration(plugins, Array.class, bytecodeProvider); 390 r.setAllowOverwrite(true); 391 r.registerMethodSubstitution(HotSpotArraySubstitutions.class, "newInstance", Class.class, int.class); 392 } 393 394 private static void registerThreadPlugins(InvocationPlugins plugins, MetaAccessProvider metaAccess, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 395 Registration r = new Registration(plugins, Thread.class, bytecodeProvider); 396 r.register0("currentThread", new InvocationPlugin() { 397 @Override 398 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 399 CurrentJavaThreadNode thread = b.add(new CurrentJavaThreadNode(wordTypes.getWordKind())); 400 ValueNode offset = b.add(ConstantNode.forLong(config.threadObjectOffset)); 401 AddressNode address = b.add(new OffsetAddressNode(thread, offset)); 402 // JavaThread::_threadObj is never compressed 403 ObjectStamp stamp = StampFactory.objectNonNull(TypeReference.create(b.getAssumptions(), metaAccess.lookupJavaType(Thread.class))); 404 b.addPush(JavaKind.Object, new ReadNode(address, JAVA_THREAD_THREAD_OBJECT_LOCATION, stamp, BarrierType.NONE)); 405 return true; 406 } 407 }); 408 409 r.registerMethodSubstitution(ThreadSubstitutions.class, "isInterrupted", Receiver.class, boolean.class); 410 } 411 412 public static final String cbcEncryptName; 413 public static final String cbcDecryptName; 414 public static final String aesEncryptName; 415 public static final String aesDecryptName; 416 417 public static final String reflectionClass; 418 public static final String constantPoolClass; 419 420 static { 421 if (Java8OrEarlier) { 422 cbcEncryptName = "encrypt"; 423 cbcDecryptName = "decrypt"; 424 aesEncryptName = "encryptBlock"; 425 aesDecryptName = "decryptBlock"; 426 reflectionClass = "sun.reflect.Reflection"; 427 constantPoolClass = "sun.reflect.ConstantPool"; 428 } else { 429 cbcEncryptName = "implEncrypt"; 430 cbcDecryptName = "implDecrypt"; 431 aesEncryptName = "implEncryptBlock"; 432 aesDecryptName = "implDecryptBlock"; 433 reflectionClass = "jdk.internal.reflect.Reflection"; 434 constantPoolClass = "jdk.internal.reflect.ConstantPool"; 435 } 436 } 437 438 private static void registerAESPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 439 if (config.useAESIntrinsics) { 440 assert config.aescryptEncryptBlockStub != 0L; 441 assert config.aescryptDecryptBlockStub != 0L; 442 assert config.cipherBlockChainingEncryptAESCryptStub != 0L; 443 assert config.cipherBlockChainingDecryptAESCryptStub != 0L; 444 String arch = config.osArch; 445 String decryptSuffix = arch.equals("sparc") ? "WithOriginalKey" : ""; 446 Registration r = new Registration(plugins, "com.sun.crypto.provider.CipherBlockChaining", bytecodeProvider); 447 r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcEncryptName, Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class); 448 r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcDecryptName, cbcDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, int.class, byte[].class, 449 int.class); 450 r = new Registration(plugins, "com.sun.crypto.provider.AESCrypt", bytecodeProvider); 451 r.registerMethodSubstitution(AESCryptSubstitutions.class, aesEncryptName, Receiver.class, byte[].class, int.class, byte[].class, int.class); 452 r.registerMethodSubstitution(AESCryptSubstitutions.class, aesDecryptName, aesDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, byte[].class, int.class); 453 } 454 } 455 456 private static void registerBigIntegerPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 457 Registration r = new Registration(plugins, BigInteger.class, bytecodeProvider); 458 if (config.useMultiplyToLenIntrinsic()) { 459 assert config.multiplyToLen != 0L; 460 if (Java8OrEarlier) { 461 try { 462 Method m = BigInteger.class.getDeclaredMethod("multiplyToLen", int[].class, int.class, int[].class, int.class, int[].class); 463 if (Modifier.isStatic(m.getModifiers())) { 464 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, 465 int[].class); 466 } else { 467 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", Receiver.class, int[].class, int.class, int[].class, int.class, 468 int[].class); 469 } 470 } catch (NoSuchMethodException | SecurityException e) { 471 throw new GraalError(e); 472 } 473 } else { 474 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMultiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, 475 int[].class); 476 } 477 } 478 if (config.useMulAddIntrinsic()) { 479 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMulAdd", int[].class, int[].class, int.class, int.class, int.class); 480 } 481 if (config.useMontgomeryMultiplyIntrinsic()) { 482 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomeryMultiply", int[].class, int[].class, int[].class, int.class, long.class, int[].class); 483 } 484 if (config.useMontgomerySquareIntrinsic()) { 485 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomerySquare", int[].class, int[].class, int.class, long.class, int[].class); 486 } 487 if (config.useSquareToLenIntrinsic()) { 488 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implSquareToLen", int[].class, int.class, int[].class, int.class); 489 } 490 } 491 492 private static void registerSHAPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 493 if (config.useSHA1Intrinsics()) { 494 assert config.sha1ImplCompress != 0L; 495 Registration r = new Registration(plugins, "sun.security.provider.SHA", bytecodeProvider); 496 r.registerMethodSubstitution(SHASubstitutions.class, SHASubstitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 497 } 498 if (config.useSHA256Intrinsics()) { 499 assert config.sha256ImplCompress != 0L; 500 Registration r = new Registration(plugins, "sun.security.provider.SHA2", bytecodeProvider); 501 r.registerMethodSubstitution(SHA2Substitutions.class, SHA2Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 502 } 503 if (config.useSHA512Intrinsics()) { 504 assert config.sha512ImplCompress != 0L; 505 Registration r = new Registration(plugins, "sun.security.provider.SHA5", bytecodeProvider); 506 r.registerMethodSubstitution(SHA5Substitutions.class, SHA5Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 507 } 508 } 509 510 private static void registerCRC32Plugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 511 if (config.useCRC32Intrinsics) { 512 Registration r = new Registration(plugins, CRC32.class, bytecodeProvider); 513 r.registerMethodSubstitution(CRC32Substitutions.class, "update", int.class, int.class); 514 if (Java8OrEarlier) { 515 r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes", int.class, byte[].class, int.class, int.class); 516 r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer", int.class, long.class, int.class, int.class); 517 } else { 518 r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes0", int.class, byte[].class, int.class, int.class); 519 r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer0", int.class, long.class, int.class, int.class); 520 } 521 } 522 } 523 524 private static void registerCRC32CPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 525 if (config.useCRC32CIntrinsics) { 526 Registration r = new Registration(plugins, "java.util.zip.CRC32C", bytecodeProvider); 527 r.registerMethodSubstitution(CRC32CSubstitutions.class, "updateBytes", int.class, byte[].class, int.class, int.class); 528 r.registerMethodSubstitution(CRC32CSubstitutions.class, "updateDirectByteBuffer", int.class, long.class, int.class, int.class); 529 } 530 } 531 }