1 /* 2 * Copyright (c) 2015, 2016, 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 package org.graalvm.compiler.hotspot.meta; 24 25 import static jdk.vm.ci.meta.DeoptimizationAction.InvalidateRecompile; 26 import static jdk.vm.ci.meta.DeoptimizationReason.Unresolved; 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.JDK9Method.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.Method; 37 import java.lang.reflect.Modifier; 38 import java.math.BigInteger; 39 import java.util.zip.CRC32; 40 41 import org.graalvm.compiler.api.replacements.SnippetReflectionProvider; 42 import org.graalvm.compiler.bytecode.BytecodeProvider; 43 import org.graalvm.compiler.core.common.spi.ForeignCallsProvider; 44 import org.graalvm.compiler.debug.GraalError; 45 import org.graalvm.compiler.hotspot.FingerprintUtil; 46 import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig; 47 import org.graalvm.compiler.hotspot.nodes.CurrentJavaThreadNode; 48 import org.graalvm.compiler.hotspot.replacements.AESCryptSubstitutions; 49 import org.graalvm.compiler.hotspot.replacements.BigIntegerSubstitutions; 50 import org.graalvm.compiler.hotspot.replacements.CRC32Substitutions; 51 import org.graalvm.compiler.hotspot.replacements.CallSiteTargetNode; 52 import org.graalvm.compiler.hotspot.replacements.CipherBlockChainingSubstitutions; 53 import org.graalvm.compiler.hotspot.replacements.ClassGetHubNode; 54 import org.graalvm.compiler.hotspot.replacements.HotSpotClassSubstitutions; 55 import org.graalvm.compiler.hotspot.replacements.IdentityHashCodeNode; 56 import org.graalvm.compiler.hotspot.replacements.ObjectCloneNode; 57 import org.graalvm.compiler.hotspot.replacements.ObjectSubstitutions; 58 import org.graalvm.compiler.hotspot.replacements.ReflectionGetCallerClassNode; 59 import org.graalvm.compiler.hotspot.replacements.ReflectionSubstitutions; 60 import org.graalvm.compiler.hotspot.replacements.SHA2Substitutions; 61 import org.graalvm.compiler.hotspot.replacements.SHA5Substitutions; 62 import org.graalvm.compiler.hotspot.replacements.SHASubstitutions; 63 import org.graalvm.compiler.hotspot.replacements.ThreadSubstitutions; 64 import org.graalvm.compiler.hotspot.replacements.arraycopy.ArrayCopyNode; 65 import org.graalvm.compiler.hotspot.word.HotSpotWordTypes; 66 import org.graalvm.compiler.nodes.ConstantNode; 67 import org.graalvm.compiler.nodes.DeoptimizeNode; 68 import org.graalvm.compiler.nodes.DynamicPiNode; 69 import org.graalvm.compiler.nodes.FixedGuardNode; 70 import org.graalvm.compiler.nodes.LogicNode; 71 import org.graalvm.compiler.nodes.NamedLocationIdentity; 72 import org.graalvm.compiler.nodes.PiNode; 73 import org.graalvm.compiler.nodes.ValueNode; 74 import org.graalvm.compiler.nodes.calc.AddNode; 75 import org.graalvm.compiler.nodes.calc.LeftShiftNode; 76 import org.graalvm.compiler.nodes.graphbuilderconf.ForeignCallPlugin; 77 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins; 78 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext; 79 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin; 80 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin.Receiver; 81 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins; 82 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins.Registration; 83 import org.graalvm.compiler.nodes.graphbuilderconf.NodeIntrinsicPluginFactory; 84 import org.graalvm.compiler.nodes.graphbuilderconf.NodePlugin; 85 import org.graalvm.compiler.nodes.java.InstanceOfDynamicNode; 86 import org.graalvm.compiler.nodes.memory.HeapAccess.BarrierType; 87 import org.graalvm.compiler.nodes.memory.address.AddressNode; 88 import org.graalvm.compiler.nodes.memory.address.OffsetAddressNode; 89 import org.graalvm.compiler.nodes.spi.StampProvider; 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.serviceprovider.JDK9Method; 100 import org.graalvm.compiler.word.WordOperationPlugin; 101 import org.graalvm.compiler.word.WordTypes; 102 import org.graalvm.word.LocationIdentity; 103 104 import jdk.vm.ci.code.CodeUtil; 105 import jdk.vm.ci.hotspot.HotSpotObjectConstant; 106 import jdk.vm.ci.hotspot.HotSpotResolvedJavaType; 107 import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; 108 import jdk.vm.ci.meta.ConstantReflectionProvider; 109 import jdk.vm.ci.meta.DeoptimizationAction; 110 import jdk.vm.ci.meta.DeoptimizationReason; 111 import jdk.vm.ci.meta.JavaConstant; 112 import jdk.vm.ci.meta.JavaKind; 113 import jdk.vm.ci.meta.MetaAccessProvider; 114 import jdk.vm.ci.meta.ResolvedJavaMethod; 115 116 /** 117 * Defines the {@link Plugins} used when running on HotSpot. 118 */ 119 public class HotSpotGraphBuilderPlugins { 120 121 /** 122 * Creates a {@link Plugins} object that should be used when running on HotSpot. 123 * 124 * @param constantReflection 125 * @param snippetReflection 126 * @param foreignCalls 127 * @param stampProvider 128 */ 129 public static Plugins create(CompilerConfiguration compilerConfiguration, GraalHotSpotVMConfig config, HotSpotWordTypes wordTypes, MetaAccessProvider metaAccess, 130 ConstantReflectionProvider constantReflection, SnippetReflectionProvider snippetReflection, ForeignCallsProvider foreignCalls, StampProvider stampProvider, 131 ReplacementsImpl replacements) { 132 InvocationPlugins invocationPlugins = new HotSpotInvocationPlugins(config, compilerConfiguration); 133 134 Plugins plugins = new Plugins(invocationPlugins); 135 NodeIntrinsificationProvider nodeIntrinsificationProvider = new NodeIntrinsificationProvider(metaAccess, snippetReflection, foreignCalls, wordTypes); 136 HotSpotWordOperationPlugin wordOperationPlugin = new HotSpotWordOperationPlugin(snippetReflection, wordTypes); 137 HotSpotNodePlugin nodePlugin = new HotSpotNodePlugin(wordOperationPlugin); 138 139 plugins.appendTypePlugin(nodePlugin); 140 plugins.appendNodePlugin(nodePlugin); 141 OptionValues options = replacements.getOptions(); 142 if (GeneratePIC.getValue(options)) { 143 // AOT needs to filter out bad invokes 144 plugins.prependNodePlugin(new NodePlugin() { 145 @Override 146 public boolean handleInvoke(GraphBuilderContext b, ResolvedJavaMethod method, ValueNode[] args) { 147 if (b.parsingIntrinsic()) { 148 return false; 149 } 150 // check if the holder has a valid fingerprint 151 if (FingerprintUtil.getFingerprint((HotSpotResolvedObjectType) method.getDeclaringClass()) == 0) { 152 // Deopt otherwise 153 b.append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); 154 return true; 155 } 156 // the last argument that may come from appendix, check if it is a supported 157 // constant type 158 if (args.length > 0) { 159 JavaConstant constant = args[args.length - 1].asJavaConstant(); 160 if (constant != null && constant instanceof HotSpotObjectConstant) { 161 HotSpotResolvedJavaType type = (HotSpotResolvedJavaType) ((HotSpotObjectConstant) constant).getType(); 162 Class<?> clazz = type.mirror(); 163 if (clazz.equals(String.class)) { 164 return false; 165 } 166 if (Class.class.isAssignableFrom(clazz) && FingerprintUtil.getFingerprint((HotSpotResolvedObjectType) type) != 0) { 167 return false; 168 } 169 b.append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); 170 return true; 171 } 172 } 173 return false; 174 } 175 }); 176 } 177 plugins.appendNodePlugin(new MethodHandlePlugin(constantReflection.getMethodHandleAccess(), true)); 178 plugins.appendInlineInvokePlugin(replacements); 179 if (InlineDuringParsing.getValue(options)) { 180 plugins.appendInlineInvokePlugin(new InlineDuringParsingPlugin()); 181 } 182 183 if (GeneratePIC.getValue(options)) { 184 plugins.setClassInitializationPlugin(new HotSpotClassInitializationPlugin()); 185 if (TieredAOT.getValue(options)) { 186 plugins.setProfilingPlugin(new HotSpotAOTProfilingPlugin()); 187 } 188 } 189 190 invocationPlugins.defer(new Runnable() { 191 192 @Override 193 public void run() { 194 BytecodeProvider replacementBytecodeProvider = replacements.getDefaultReplacementBytecodeProvider(); 195 registerObjectPlugins(invocationPlugins, options, replacementBytecodeProvider); 196 registerClassPlugins(plugins, config, replacementBytecodeProvider); 197 registerSystemPlugins(invocationPlugins, foreignCalls); 198 registerThreadPlugins(invocationPlugins, metaAccess, wordTypes, config, replacementBytecodeProvider); 199 registerCallSitePlugins(invocationPlugins); 200 registerReflectionPlugins(invocationPlugins, replacementBytecodeProvider); 201 registerConstantPoolPlugins(invocationPlugins, wordTypes, config, replacementBytecodeProvider); 202 registerAESPlugins(invocationPlugins, config, replacementBytecodeProvider); 203 registerCRC32Plugins(invocationPlugins, config, replacementBytecodeProvider); 204 registerBigIntegerPlugins(invocationPlugins, config, replacementBytecodeProvider); 205 registerSHAPlugins(invocationPlugins, config, replacementBytecodeProvider); 206 StandardGraphBuilderPlugins.registerInvocationPlugins(metaAccess, snippetReflection, invocationPlugins, replacementBytecodeProvider, true); 207 208 for (NodeIntrinsicPluginFactory factory : GraalServices.load(NodeIntrinsicPluginFactory.class)) { 209 factory.registerPlugins(invocationPlugins, nodeIntrinsificationProvider); 210 } 211 } 212 }); 213 return plugins; 214 } 215 216 private static void registerObjectPlugins(InvocationPlugins plugins, OptionValues options, BytecodeProvider bytecodeProvider) { 217 Registration r = new Registration(plugins, Object.class, bytecodeProvider); 218 if (!GeneratePIC.getValue(options)) { 219 // FIXME: clone() requires speculation and requires a fix in here (to check that 220 // b.getAssumptions() != null), and in ReplacementImpl.getSubstitution() where there is 221 // an instantiation of IntrinsicGraphBuilder using a constructor that sets 222 // AllowAssumptions to YES automatically. The former has to inherit the assumptions 223 // settings from the root compile instead. So, for now, I'm disabling it for 224 // GeneratePIC. 225 r.register1("clone", Receiver.class, new InvocationPlugin() { 226 @Override 227 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 228 ValueNode object = receiver.get(); 229 b.addPush(JavaKind.Object, new ObjectCloneNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), object)); 230 return true; 231 } 232 233 @Override 234 public boolean inlineOnly() { 235 return true; 236 } 237 }); 238 } 239 r.registerMethodSubstitution(ObjectSubstitutions.class, "hashCode", Receiver.class); 240 } 241 242 private static void registerClassPlugins(Plugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 243 Registration r = new Registration(plugins.getInvocationPlugins(), Class.class, bytecodeProvider); 244 245 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getModifiers", Receiver.class); 246 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isInterface", Receiver.class); 247 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isArray", Receiver.class); 248 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isPrimitive", Receiver.class); 249 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getSuperclass", Receiver.class); 250 251 if (config.getFieldOffset("ArrayKlass::_component_mirror", Integer.class, "oop", Integer.MAX_VALUE) != Integer.MAX_VALUE) { 252 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getComponentType", Receiver.class); 253 } 254 255 r.register2("cast", Receiver.class, Object.class, new InvocationPlugin() { 256 @Override 257 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) { 258 ValueNode javaClass = receiver.get(); 259 LogicNode condition = b.append(InstanceOfDynamicNode.create(b.getAssumptions(), b.getConstantReflection(), javaClass, object, true)); 260 if (condition.isTautology()) { 261 b.addPush(JavaKind.Object, object); 262 } else { 263 FixedGuardNode fixedGuard = b.add(new FixedGuardNode(condition, DeoptimizationReason.ClassCastException, DeoptimizationAction.InvalidateReprofile, false)); 264 b.addPush(JavaKind.Object, new DynamicPiNode(object, fixedGuard, javaClass)); 265 } 266 return true; 267 } 268 269 @Override 270 public boolean inlineOnly() { 271 return true; 272 } 273 }); 274 } 275 276 private static void registerCallSitePlugins(InvocationPlugins plugins) { 277 InvocationPlugin plugin = new InvocationPlugin() { 278 @Override 279 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 280 ValueNode callSite = receiver.get(); 281 ValueNode folded = CallSiteTargetNode.tryFold(GraphUtil.originalValue(callSite), b.getMetaAccess(), b.getAssumptions()); 282 if (folded != null) { 283 b.addPush(JavaKind.Object, folded); 284 } else { 285 b.addPush(JavaKind.Object, new CallSiteTargetNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), callSite)); 286 } 287 return true; 288 } 289 290 @Override 291 public boolean inlineOnly() { 292 return true; 293 } 294 }; 295 plugins.register(plugin, ConstantCallSite.class, "getTarget", Receiver.class); 296 plugins.register(plugin, MutableCallSite.class, "getTarget", Receiver.class); 297 plugins.register(plugin, VolatileCallSite.class, "getTarget", Receiver.class); 298 } 299 300 private static void registerReflectionPlugins(InvocationPlugins plugins, BytecodeProvider bytecodeProvider) { 301 Registration r = new Registration(plugins, reflectionClass, bytecodeProvider); 302 r.register0("getCallerClass", new InvocationPlugin() { 303 @Override 304 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 305 b.addPush(JavaKind.Object, new ReflectionGetCallerClassNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()))); 306 return true; 307 } 308 309 @Override 310 public boolean inlineOnly() { 311 return true; 312 } 313 }); 314 r.registerMethodSubstitution(ReflectionSubstitutions.class, "getClassAccessFlags", Class.class); 315 } 316 317 private static final LocationIdentity INSTANCE_KLASS_CONSTANTS = NamedLocationIdentity.immutable("InstanceKlass::_constants"); 318 private static final LocationIdentity CONSTANT_POOL_LENGTH = NamedLocationIdentity.immutable("ConstantPool::_length"); 319 320 /** 321 * Emits a node to get the metaspace {@code ConstantPool} pointer given the value of the 322 * {@code constantPoolOop} field in a ConstantPool value. 323 * 324 * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value 325 * @return a node representing the metaspace {@code ConstantPool} pointer associated with 326 * {@code constantPoolOop} 327 */ 328 private static ValueNode getMetaspaceConstantPool(GraphBuilderContext b, ValueNode constantPoolOop, WordTypes wordTypes, GraalHotSpotVMConfig config) { 329 // ConstantPool.constantPoolOop is in fact the holder class. 330 ValueNode value = b.nullCheckedValue(constantPoolOop, DeoptimizationAction.None); 331 ValueNode klass = b.add(ClassGetHubNode.create(value, b.getMetaAccess(), b.getConstantReflection(), false)); 332 333 boolean notCompressible = false; 334 AddressNode constantsAddress = b.add(new OffsetAddressNode(klass, b.add(ConstantNode.forLong(config.instanceKlassConstantsOffset)))); 335 return WordOperationPlugin.readOp(b, wordTypes.getWordKind(), constantsAddress, INSTANCE_KLASS_CONSTANTS, BarrierType.NONE, notCompressible); 336 } 337 338 /** 339 * Emits a node representing an element in a metaspace {@code ConstantPool}. 340 * 341 * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value 342 */ 343 private static boolean readMetaspaceConstantPoolElement(GraphBuilderContext b, ValueNode constantPoolOop, ValueNode index, JavaKind elementKind, WordTypes wordTypes, GraalHotSpotVMConfig config) { 344 ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); 345 int shift = CodeUtil.log2(wordTypes.getWordKind().getByteCount()); 346 ValueNode scaledIndex = b.add(new LeftShiftNode(index, b.add(ConstantNode.forInt(shift)))); 347 ValueNode offset = b.add(new AddNode(scaledIndex, b.add(ConstantNode.forInt(config.constantPoolSize)))); 348 AddressNode elementAddress = b.add(new OffsetAddressNode(constants, offset)); 349 boolean notCompressible = false; 350 ValueNode elementValue = WordOperationPlugin.readOp(b, elementKind, elementAddress, NamedLocationIdentity.getArrayLocation(elementKind), BarrierType.NONE, notCompressible); 351 b.addPush(elementKind, elementValue); 352 return true; 353 } 354 355 private static void registerConstantPoolPlugins(InvocationPlugins plugins, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 356 Registration r = new Registration(plugins, constantPoolClass, bytecodeProvider); 357 358 r.register2("getSize0", Receiver.class, Object.class, new InvocationPlugin() { 359 @Override 360 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop) { 361 boolean notCompressible = false; 362 ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); 363 AddressNode lengthAddress = b.add(new OffsetAddressNode(constants, b.add(ConstantNode.forLong(config.constantPoolLengthOffset)))); 364 ValueNode length = WordOperationPlugin.readOp(b, JavaKind.Int, lengthAddress, CONSTANT_POOL_LENGTH, BarrierType.NONE, notCompressible); 365 b.addPush(JavaKind.Int, length); 366 return true; 367 } 368 }); 369 370 r.register3("getIntAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 371 @Override 372 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 373 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Int, wordTypes, config); 374 } 375 }); 376 r.register3("getLongAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 377 @Override 378 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 379 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Long, wordTypes, config); 380 } 381 }); 382 r.register3("getFloatAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 383 @Override 384 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 385 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Float, wordTypes, config); 386 } 387 }); 388 r.register3("getDoubleAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 389 @Override 390 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 391 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Double, wordTypes, config); 392 } 393 }); 394 } 395 396 private static void registerSystemPlugins(InvocationPlugins plugins, ForeignCallsProvider foreignCalls) { 397 Registration r = new Registration(plugins, System.class); 398 r.register0("currentTimeMillis", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_MILLIS)); 399 r.register0("nanoTime", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_NANOS)); 400 r.register1("identityHashCode", Object.class, new InvocationPlugin() { 401 @Override 402 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) { 403 b.addPush(JavaKind.Int, new IdentityHashCodeNode(object)); 404 return true; 405 } 406 407 @Override 408 public boolean inlineOnly() { 409 return true; 410 } 411 }); 412 r.register5("arraycopy", Object.class, int.class, Object.class, int.class, int.class, new InvocationPlugin() { 413 @Override 414 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode src, ValueNode srcPos, ValueNode dst, ValueNode dstPos, ValueNode length) { 415 b.add(new ArrayCopyNode(b.bci(), src, srcPos, dst, dstPos, length)); 416 return true; 417 } 418 419 @Override 420 public boolean inlineOnly() { 421 return true; 422 } 423 }); 424 } 425 426 private static void registerThreadPlugins(InvocationPlugins plugins, MetaAccessProvider metaAccess, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 427 Registration r = new Registration(plugins, Thread.class, bytecodeProvider); 428 r.register0("currentThread", new InvocationPlugin() { 429 @Override 430 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 431 CurrentJavaThreadNode thread = b.add(new CurrentJavaThreadNode(wordTypes.getWordKind())); 432 boolean compressible = false; 433 ValueNode offset = b.add(ConstantNode.forLong(config.threadObjectOffset)); 434 AddressNode address = b.add(new OffsetAddressNode(thread, offset)); 435 ValueNode javaThread = WordOperationPlugin.readOp(b, JavaKind.Object, address, JAVA_THREAD_THREAD_OBJECT_LOCATION, BarrierType.NONE, compressible); 436 boolean exactType = false; 437 boolean nonNull = true; 438 b.addPush(JavaKind.Object, new PiNode(javaThread, metaAccess.lookupJavaType(Thread.class), exactType, nonNull)); 439 return true; 440 } 441 }); 442 443 r.registerMethodSubstitution(ThreadSubstitutions.class, "isInterrupted", Receiver.class, boolean.class); 444 } 445 446 public static final String cbcEncryptName; 447 public static final String cbcDecryptName; 448 public static final String aesEncryptName; 449 public static final String aesDecryptName; 450 451 public static final String reflectionClass; 452 public static final String constantPoolClass; 453 454 static { 455 if (JDK9Method.Java8OrEarlier) { 456 cbcEncryptName = "encrypt"; 457 cbcDecryptName = "decrypt"; 458 aesEncryptName = "encryptBlock"; 459 aesDecryptName = "decryptBlock"; 460 reflectionClass = "sun.reflect.Reflection"; 461 constantPoolClass = "sun.reflect.ConstantPool"; 462 } else { 463 cbcEncryptName = "implEncrypt"; 464 cbcDecryptName = "implDecrypt"; 465 aesEncryptName = "implEncryptBlock"; 466 aesDecryptName = "implDecryptBlock"; 467 reflectionClass = "jdk.internal.reflect.Reflection"; 468 constantPoolClass = "jdk.internal.reflect.ConstantPool"; 469 } 470 } 471 472 private static void registerAESPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 473 if (config.useAESIntrinsics) { 474 assert config.aescryptEncryptBlockStub != 0L; 475 assert config.aescryptDecryptBlockStub != 0L; 476 assert config.cipherBlockChainingEncryptAESCryptStub != 0L; 477 assert config.cipherBlockChainingDecryptAESCryptStub != 0L; 478 String arch = config.osArch; 479 String decryptSuffix = arch.equals("sparc") ? "WithOriginalKey" : ""; 480 Registration r = new Registration(plugins, "com.sun.crypto.provider.CipherBlockChaining", bytecodeProvider); 481 r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcEncryptName, Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class); 482 r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcDecryptName, cbcDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, int.class, byte[].class, 483 int.class); 484 r = new Registration(plugins, "com.sun.crypto.provider.AESCrypt", bytecodeProvider); 485 r.registerMethodSubstitution(AESCryptSubstitutions.class, aesEncryptName, Receiver.class, byte[].class, int.class, byte[].class, int.class); 486 r.registerMethodSubstitution(AESCryptSubstitutions.class, aesDecryptName, aesDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, byte[].class, int.class); 487 } 488 } 489 490 private static void registerBigIntegerPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 491 Registration r = new Registration(plugins, BigInteger.class, bytecodeProvider); 492 if (config.useMultiplyToLenIntrinsic()) { 493 assert config.multiplyToLen != 0L; 494 if (Java8OrEarlier) { 495 try { 496 Method m = BigInteger.class.getDeclaredMethod("multiplyToLen", int[].class, int.class, int[].class, int.class, int[].class); 497 if (Modifier.isStatic(m.getModifiers())) { 498 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, 499 int[].class); 500 } else { 501 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", Receiver.class, int[].class, int.class, int[].class, int.class, 502 int[].class); 503 } 504 } catch (NoSuchMethodException | SecurityException e) { 505 throw new GraalError(e); 506 } 507 } else { 508 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMultiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, 509 int[].class); 510 } 511 } 512 if (config.useMulAddIntrinsic()) { 513 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMulAdd", int[].class, int[].class, int.class, int.class, int.class); 514 } 515 if (config.useMontgomeryMultiplyIntrinsic()) { 516 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomeryMultiply", int[].class, int[].class, int[].class, int.class, long.class, int[].class); 517 } 518 if (config.useMontgomerySquareIntrinsic()) { 519 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomerySquare", int[].class, int[].class, int.class, long.class, int[].class); 520 } 521 if (config.useSquareToLenIntrinsic()) { 522 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implSquareToLen", int[].class, int.class, int[].class, int.class); 523 } 524 } 525 526 private static void registerSHAPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 527 if (config.useSHA1Intrinsics()) { 528 assert config.sha1ImplCompress != 0L; 529 Registration r = new Registration(plugins, "sun.security.provider.SHA", bytecodeProvider); 530 r.registerMethodSubstitution(SHASubstitutions.class, SHASubstitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 531 } 532 if (config.useSHA256Intrinsics()) { 533 assert config.sha256ImplCompress != 0L; 534 Registration r = new Registration(plugins, "sun.security.provider.SHA2", bytecodeProvider); 535 r.registerMethodSubstitution(SHA2Substitutions.class, SHA2Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 536 } 537 if (config.useSHA512Intrinsics()) { 538 assert config.sha512ImplCompress != 0L; 539 Registration r = new Registration(plugins, "sun.security.provider.SHA5", bytecodeProvider); 540 r.registerMethodSubstitution(SHA5Substitutions.class, SHA5Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 541 } 542 } 543 544 private static void registerCRC32Plugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 545 if (config.useCRC32Intrinsics) { 546 Registration r = new Registration(plugins, CRC32.class, bytecodeProvider); 547 r.registerMethodSubstitution(CRC32Substitutions.class, "update", int.class, int.class); 548 if (Java8OrEarlier) { 549 r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes", int.class, byte[].class, int.class, int.class); 550 r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer", int.class, long.class, int.class, int.class); 551 } else { 552 r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes0", int.class, byte[].class, int.class, int.class); 553 r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer0", int.class, long.class, int.class, int.class); 554 } 555 } 556 } 557 }