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.GraalHotSpotVMConfig; 46 import org.graalvm.compiler.hotspot.nodes.CurrentJavaThreadNode; 47 import org.graalvm.compiler.hotspot.replacements.AESCryptSubstitutions; 48 import org.graalvm.compiler.hotspot.replacements.BigIntegerSubstitutions; 49 import org.graalvm.compiler.hotspot.replacements.CRC32Substitutions; 50 import org.graalvm.compiler.hotspot.replacements.CallSiteTargetNode; 51 import org.graalvm.compiler.hotspot.replacements.CipherBlockChainingSubstitutions; 52 import org.graalvm.compiler.hotspot.replacements.ClassGetHubNode; 53 import org.graalvm.compiler.hotspot.replacements.HotSpotClassSubstitutions; 54 import org.graalvm.compiler.hotspot.replacements.IdentityHashCodeNode; 55 import org.graalvm.compiler.hotspot.replacements.ObjectCloneNode; 56 import org.graalvm.compiler.hotspot.replacements.ObjectSubstitutions; 57 import org.graalvm.compiler.hotspot.replacements.ReflectionGetCallerClassNode; 58 import org.graalvm.compiler.hotspot.replacements.ReflectionSubstitutions; 59 import org.graalvm.compiler.hotspot.replacements.SHA2Substitutions; 60 import org.graalvm.compiler.hotspot.replacements.SHA5Substitutions; 61 import org.graalvm.compiler.hotspot.replacements.SHASubstitutions; 62 import org.graalvm.compiler.hotspot.replacements.ThreadSubstitutions; 63 import org.graalvm.compiler.hotspot.replacements.arraycopy.ArrayCopyNode; 64 import org.graalvm.compiler.hotspot.word.HotSpotWordTypes; 65 import org.graalvm.compiler.nodes.ConstantNode; 66 import org.graalvm.compiler.nodes.DeoptimizeNode; 67 import org.graalvm.compiler.nodes.DynamicPiNode; 68 import org.graalvm.compiler.nodes.FixedGuardNode; 69 import org.graalvm.compiler.nodes.LogicNode; 70 import org.graalvm.compiler.nodes.NamedLocationIdentity; 71 import org.graalvm.compiler.nodes.PiNode; 72 import org.graalvm.compiler.nodes.ValueNode; 73 import org.graalvm.compiler.nodes.calc.AddNode; 74 import org.graalvm.compiler.nodes.calc.LeftShiftNode; 75 import org.graalvm.compiler.nodes.graphbuilderconf.ForeignCallPlugin; 76 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins; 77 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext; 78 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin; 79 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin.Receiver; 80 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins; 81 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins.Registration; 82 import org.graalvm.compiler.nodes.graphbuilderconf.NodeIntrinsicPluginFactory; 83 import org.graalvm.compiler.nodes.graphbuilderconf.NodePlugin; 84 import org.graalvm.compiler.nodes.java.InstanceOfDynamicNode; 85 import org.graalvm.compiler.nodes.memory.HeapAccess.BarrierType; 86 import org.graalvm.compiler.nodes.memory.address.AddressNode; 87 import org.graalvm.compiler.nodes.memory.address.OffsetAddressNode; 88 import org.graalvm.compiler.nodes.spi.StampProvider; 89 import org.graalvm.compiler.nodes.util.GraphUtil; 90 import org.graalvm.compiler.options.OptionValues; 91 import org.graalvm.compiler.phases.tiers.CompilerConfiguration; 92 import org.graalvm.compiler.replacements.InlineDuringParsingPlugin; 93 import org.graalvm.compiler.replacements.MethodHandlePlugin; 94 import org.graalvm.compiler.replacements.NodeIntrinsificationProvider; 95 import org.graalvm.compiler.replacements.ReplacementsImpl; 96 import org.graalvm.compiler.replacements.StandardGraphBuilderPlugins; 97 import org.graalvm.compiler.serviceprovider.GraalServices; 98 import org.graalvm.compiler.serviceprovider.JDK9Method; 99 import org.graalvm.compiler.word.WordOperationPlugin; 100 import org.graalvm.compiler.word.WordTypes; 101 import org.graalvm.word.LocationIdentity; 102 103 import jdk.vm.ci.code.CodeUtil; 104 import jdk.vm.ci.hotspot.HotSpotObjectConstant; 105 import jdk.vm.ci.hotspot.HotSpotResolvedJavaType; 106 import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; 107 import jdk.vm.ci.meta.ConstantReflectionProvider; 108 import jdk.vm.ci.meta.DeoptimizationAction; 109 import jdk.vm.ci.meta.DeoptimizationReason; 110 import jdk.vm.ci.meta.JavaConstant; 111 import jdk.vm.ci.meta.JavaKind; 112 import jdk.vm.ci.meta.MetaAccessProvider; 113 import jdk.vm.ci.meta.ResolvedJavaMethod; 114 import sun.misc.Unsafe; 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 (((HotSpotResolvedObjectType) method.getDeclaringClass()).getFingerprint() == 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) && ((HotSpotResolvedObjectType) type).getFingerprint() != 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 registerUnsafePlugins(invocationPlugins, replacementBytecodeProvider); 207 StandardGraphBuilderPlugins.registerInvocationPlugins(metaAccess, snippetReflection, invocationPlugins, replacementBytecodeProvider, true); 208 209 for (NodeIntrinsicPluginFactory factory : GraalServices.load(NodeIntrinsicPluginFactory.class)) { 210 factory.registerPlugins(invocationPlugins, nodeIntrinsificationProvider); 211 } 212 } 213 }); 214 return plugins; 215 } 216 217 private static void registerObjectPlugins(InvocationPlugins plugins, OptionValues options, BytecodeProvider bytecodeProvider) { 218 Registration r = new Registration(plugins, Object.class, bytecodeProvider); 219 if (!GeneratePIC.getValue(options)) { 220 // FIXME: clone() requires speculation and requires a fix in here (to check that 221 // b.getAssumptions() != null), and in ReplacementImpl.getSubstitution() where there is 222 // an instantiation of IntrinsicGraphBuilder using a constructor that sets 223 // AllowAssumptions to YES automatically. The former has to inherit the assumptions 224 // settings from the root compile instead. So, for now, I'm disabling it for 225 // GeneratePIC. 226 r.register1("clone", Receiver.class, new InvocationPlugin() { 227 @Override 228 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 229 ValueNode object = receiver.get(); 230 b.addPush(JavaKind.Object, new ObjectCloneNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), object)); 231 return true; 232 } 233 234 @Override 235 public boolean inlineOnly() { 236 return true; 237 } 238 }); 239 } 240 r.registerMethodSubstitution(ObjectSubstitutions.class, "hashCode", Receiver.class); 241 } 242 243 private static void registerClassPlugins(Plugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 244 Registration r = new Registration(plugins.getInvocationPlugins(), Class.class, bytecodeProvider); 245 246 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getModifiers", Receiver.class); 247 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isInterface", Receiver.class); 248 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isArray", Receiver.class); 249 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isPrimitive", Receiver.class); 250 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getSuperclass", Receiver.class); 251 252 if (config.getFieldOffset("ArrayKlass::_component_mirror", Integer.class, "oop", Integer.MAX_VALUE) != Integer.MAX_VALUE) { 253 r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getComponentType", Receiver.class); 254 } 255 256 r.register2("cast", Receiver.class, Object.class, new InvocationPlugin() { 257 @Override 258 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) { 259 ValueNode javaClass = receiver.get(); 260 LogicNode condition = b.append(InstanceOfDynamicNode.create(b.getAssumptions(), b.getConstantReflection(), javaClass, object, true)); 261 if (condition.isTautology()) { 262 b.addPush(JavaKind.Object, object); 263 } else { 264 FixedGuardNode fixedGuard = b.add(new FixedGuardNode(condition, DeoptimizationReason.ClassCastException, DeoptimizationAction.InvalidateReprofile, false)); 265 b.addPush(JavaKind.Object, new DynamicPiNode(object, fixedGuard, javaClass)); 266 } 267 return true; 268 } 269 270 @Override 271 public boolean inlineOnly() { 272 return true; 273 } 274 }); 275 } 276 277 private static void registerCallSitePlugins(InvocationPlugins plugins) { 278 InvocationPlugin plugin = new InvocationPlugin() { 279 @Override 280 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 281 ValueNode callSite = receiver.get(); 282 ValueNode folded = CallSiteTargetNode.tryFold(GraphUtil.originalValue(callSite), b.getMetaAccess(), b.getAssumptions()); 283 if (folded != null) { 284 b.addPush(JavaKind.Object, folded); 285 } else { 286 b.addPush(JavaKind.Object, new CallSiteTargetNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), callSite)); 287 } 288 return true; 289 } 290 291 @Override 292 public boolean inlineOnly() { 293 return true; 294 } 295 }; 296 plugins.register(plugin, ConstantCallSite.class, "getTarget", Receiver.class); 297 plugins.register(plugin, MutableCallSite.class, "getTarget", Receiver.class); 298 plugins.register(plugin, VolatileCallSite.class, "getTarget", Receiver.class); 299 } 300 301 private static void registerReflectionPlugins(InvocationPlugins plugins, BytecodeProvider bytecodeProvider) { 302 Registration r = new Registration(plugins, reflectionClass, bytecodeProvider); 303 r.register0("getCallerClass", new InvocationPlugin() { 304 @Override 305 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 306 b.addPush(JavaKind.Object, new ReflectionGetCallerClassNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()))); 307 return true; 308 } 309 310 @Override 311 public boolean inlineOnly() { 312 return true; 313 } 314 }); 315 r.registerMethodSubstitution(ReflectionSubstitutions.class, "getClassAccessFlags", Class.class); 316 } 317 318 private static void registerUnsafePlugins(InvocationPlugins plugins, BytecodeProvider replacementBytecodeProvider) { 319 Registration r; 320 if (Java8OrEarlier) { 321 r = new Registration(plugins, Unsafe.class, replacementBytecodeProvider); 322 } else { 323 r = new Registration(plugins, "jdk.internal.misc.Unsafe", replacementBytecodeProvider); 324 } 325 r.registerMethodSubstitution(HotSpotUnsafeSubstitutions.class, HotSpotUnsafeSubstitutions.copyMemoryName, "copyMemory", Receiver.class, Object.class, long.class, Object.class, long.class, 326 long.class); 327 } 328 329 private static final LocationIdentity INSTANCE_KLASS_CONSTANTS = NamedLocationIdentity.immutable("InstanceKlass::_constants"); 330 private static final LocationIdentity CONSTANT_POOL_LENGTH = NamedLocationIdentity.immutable("ConstantPool::_length"); 331 332 /** 333 * Emits a node to get the metaspace {@code ConstantPool} pointer given the value of the 334 * {@code constantPoolOop} field in a ConstantPool value. 335 * 336 * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value 337 * @return a node representing the metaspace {@code ConstantPool} pointer associated with 338 * {@code constantPoolOop} 339 */ 340 private static ValueNode getMetaspaceConstantPool(GraphBuilderContext b, ValueNode constantPoolOop, WordTypes wordTypes, GraalHotSpotVMConfig config) { 341 // ConstantPool.constantPoolOop is in fact the holder class. 342 ValueNode value = b.nullCheckedValue(constantPoolOop, DeoptimizationAction.None); 343 ValueNode klass = b.add(ClassGetHubNode.create(value, b.getMetaAccess(), b.getConstantReflection(), false)); 344 345 boolean notCompressible = false; 346 AddressNode constantsAddress = b.add(new OffsetAddressNode(klass, b.add(ConstantNode.forLong(config.instanceKlassConstantsOffset)))); 347 return WordOperationPlugin.readOp(b, wordTypes.getWordKind(), constantsAddress, INSTANCE_KLASS_CONSTANTS, BarrierType.NONE, notCompressible); 348 } 349 350 /** 351 * Emits a node representing an element in a metaspace {@code ConstantPool}. 352 * 353 * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value 354 */ 355 private static boolean readMetaspaceConstantPoolElement(GraphBuilderContext b, ValueNode constantPoolOop, ValueNode index, JavaKind elementKind, WordTypes wordTypes, GraalHotSpotVMConfig config) { 356 ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); 357 int shift = CodeUtil.log2(wordTypes.getWordKind().getByteCount()); 358 ValueNode scaledIndex = b.add(new LeftShiftNode(index, b.add(ConstantNode.forInt(shift)))); 359 ValueNode offset = b.add(new AddNode(scaledIndex, b.add(ConstantNode.forInt(config.constantPoolSize)))); 360 AddressNode elementAddress = b.add(new OffsetAddressNode(constants, offset)); 361 boolean notCompressible = false; 362 ValueNode elementValue = WordOperationPlugin.readOp(b, elementKind, elementAddress, NamedLocationIdentity.getArrayLocation(elementKind), BarrierType.NONE, notCompressible); 363 b.addPush(elementKind, elementValue); 364 return true; 365 } 366 367 private static void registerConstantPoolPlugins(InvocationPlugins plugins, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 368 Registration r = new Registration(plugins, constantPoolClass, bytecodeProvider); 369 370 r.register2("getSize0", Receiver.class, Object.class, new InvocationPlugin() { 371 @Override 372 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop) { 373 boolean notCompressible = false; 374 ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); 375 AddressNode lengthAddress = b.add(new OffsetAddressNode(constants, b.add(ConstantNode.forLong(config.constantPoolLengthOffset)))); 376 ValueNode length = WordOperationPlugin.readOp(b, JavaKind.Int, lengthAddress, CONSTANT_POOL_LENGTH, BarrierType.NONE, notCompressible); 377 b.addPush(JavaKind.Int, length); 378 return true; 379 } 380 }); 381 382 r.register3("getIntAt0", 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.Int, wordTypes, config); 386 } 387 }); 388 r.register3("getLongAt0", 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.Long, wordTypes, config); 392 } 393 }); 394 r.register3("getFloatAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 395 @Override 396 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 397 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Float, wordTypes, config); 398 } 399 }); 400 r.register3("getDoubleAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { 401 @Override 402 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { 403 return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Double, wordTypes, config); 404 } 405 }); 406 } 407 408 private static void registerSystemPlugins(InvocationPlugins plugins, ForeignCallsProvider foreignCalls) { 409 Registration r = new Registration(plugins, System.class); 410 r.register0("currentTimeMillis", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_MILLIS)); 411 r.register0("nanoTime", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_NANOS)); 412 r.register1("identityHashCode", Object.class, new InvocationPlugin() { 413 @Override 414 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) { 415 b.addPush(JavaKind.Int, new IdentityHashCodeNode(object)); 416 return true; 417 } 418 419 @Override 420 public boolean inlineOnly() { 421 return true; 422 } 423 }); 424 r.register5("arraycopy", Object.class, int.class, Object.class, int.class, int.class, new InvocationPlugin() { 425 @Override 426 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode src, ValueNode srcPos, ValueNode dst, ValueNode dstPos, ValueNode length) { 427 b.add(new ArrayCopyNode(b.bci(), src, srcPos, dst, dstPos, length)); 428 return true; 429 } 430 431 @Override 432 public boolean inlineOnly() { 433 return true; 434 } 435 }); 436 } 437 438 private static void registerThreadPlugins(InvocationPlugins plugins, MetaAccessProvider metaAccess, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 439 Registration r = new Registration(plugins, Thread.class, bytecodeProvider); 440 r.register0("currentThread", new InvocationPlugin() { 441 @Override 442 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 443 CurrentJavaThreadNode thread = b.add(new CurrentJavaThreadNode(wordTypes.getWordKind())); 444 boolean compressible = false; 445 ValueNode offset = b.add(ConstantNode.forLong(config.threadObjectOffset)); 446 AddressNode address = b.add(new OffsetAddressNode(thread, offset)); 447 ValueNode javaThread = WordOperationPlugin.readOp(b, JavaKind.Object, address, JAVA_THREAD_THREAD_OBJECT_LOCATION, BarrierType.NONE, compressible); 448 boolean exactType = false; 449 boolean nonNull = true; 450 b.addPush(JavaKind.Object, new PiNode(javaThread, metaAccess.lookupJavaType(Thread.class), exactType, nonNull)); 451 return true; 452 } 453 }); 454 455 r.registerMethodSubstitution(ThreadSubstitutions.class, "isInterrupted", Receiver.class, boolean.class); 456 } 457 458 public static final String cbcEncryptName; 459 public static final String cbcDecryptName; 460 public static final String aesEncryptName; 461 public static final String aesDecryptName; 462 463 public static final String reflectionClass; 464 public static final String constantPoolClass; 465 466 static { 467 if (JDK9Method.Java8OrEarlier) { 468 cbcEncryptName = "encrypt"; 469 cbcDecryptName = "decrypt"; 470 aesEncryptName = "encryptBlock"; 471 aesDecryptName = "decryptBlock"; 472 reflectionClass = "sun.reflect.Reflection"; 473 constantPoolClass = "sun.reflect.ConstantPool"; 474 } else { 475 cbcEncryptName = "implEncrypt"; 476 cbcDecryptName = "implDecrypt"; 477 aesEncryptName = "implEncryptBlock"; 478 aesDecryptName = "implDecryptBlock"; 479 reflectionClass = "jdk.internal.reflect.Reflection"; 480 constantPoolClass = "jdk.internal.reflect.ConstantPool"; 481 } 482 } 483 484 private static void registerAESPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 485 if (config.useAESIntrinsics) { 486 assert config.aescryptEncryptBlockStub != 0L; 487 assert config.aescryptDecryptBlockStub != 0L; 488 assert config.cipherBlockChainingEncryptAESCryptStub != 0L; 489 assert config.cipherBlockChainingDecryptAESCryptStub != 0L; 490 String arch = config.osArch; 491 String decryptSuffix = arch.equals("sparc") ? "WithOriginalKey" : ""; 492 Registration r = new Registration(plugins, "com.sun.crypto.provider.CipherBlockChaining", bytecodeProvider); 493 r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcEncryptName, Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class); 494 r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcDecryptName, cbcDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, int.class, byte[].class, 495 int.class); 496 r = new Registration(plugins, "com.sun.crypto.provider.AESCrypt", bytecodeProvider); 497 r.registerMethodSubstitution(AESCryptSubstitutions.class, aesEncryptName, Receiver.class, byte[].class, int.class, byte[].class, int.class); 498 r.registerMethodSubstitution(AESCryptSubstitutions.class, aesDecryptName, aesDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, byte[].class, int.class); 499 } 500 } 501 502 private static void registerBigIntegerPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 503 Registration r = new Registration(plugins, BigInteger.class, bytecodeProvider); 504 if (config.useMultiplyToLenIntrinsic()) { 505 assert config.multiplyToLen != 0L; 506 if (Java8OrEarlier) { 507 try { 508 Method m = BigInteger.class.getDeclaredMethod("multiplyToLen", int[].class, int.class, int[].class, int.class, int[].class); 509 if (Modifier.isStatic(m.getModifiers())) { 510 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, 511 int[].class); 512 } else { 513 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", Receiver.class, int[].class, int.class, int[].class, int.class, 514 int[].class); 515 } 516 } catch (NoSuchMethodException | SecurityException e) { 517 throw new GraalError(e); 518 } 519 } else { 520 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMultiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, 521 int[].class); 522 } 523 } 524 if (config.useMulAddIntrinsic()) { 525 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMulAdd", int[].class, int[].class, int.class, int.class, int.class); 526 } 527 if (config.useMontgomeryMultiplyIntrinsic()) { 528 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomeryMultiply", int[].class, int[].class, int[].class, int.class, long.class, int[].class); 529 } 530 if (config.useMontgomerySquareIntrinsic()) { 531 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomerySquare", int[].class, int[].class, int.class, long.class, int[].class); 532 } 533 if (config.useSquareToLenIntrinsic()) { 534 r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implSquareToLen", int[].class, int.class, int[].class, int.class); 535 } 536 } 537 538 private static void registerSHAPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 539 if (config.useSHA1Intrinsics()) { 540 assert config.sha1ImplCompress != 0L; 541 Registration r = new Registration(plugins, "sun.security.provider.SHA", bytecodeProvider); 542 r.registerMethodSubstitution(SHASubstitutions.class, SHASubstitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 543 } 544 if (config.useSHA256Intrinsics()) { 545 assert config.sha256ImplCompress != 0L; 546 Registration r = new Registration(plugins, "sun.security.provider.SHA2", bytecodeProvider); 547 r.registerMethodSubstitution(SHA2Substitutions.class, SHA2Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 548 } 549 if (config.useSHA512Intrinsics()) { 550 assert config.sha512ImplCompress != 0L; 551 Registration r = new Registration(plugins, "sun.security.provider.SHA5", bytecodeProvider); 552 r.registerMethodSubstitution(SHA5Substitutions.class, SHA5Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); 553 } 554 } 555 556 private static void registerCRC32Plugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { 557 if (config.useCRC32Intrinsics) { 558 Registration r = new Registration(plugins, CRC32.class, bytecodeProvider); 559 r.registerMethodSubstitution(CRC32Substitutions.class, "update", int.class, int.class); 560 if (Java8OrEarlier) { 561 r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes", int.class, byte[].class, int.class, int.class); 562 r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer", int.class, long.class, int.class, int.class); 563 } else { 564 r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes0", int.class, byte[].class, int.class, int.class); 565 r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer0", int.class, long.class, int.class, int.class); 566 } 567 } 568 } 569 }