/*
 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
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package org.graalvm.compiler.hotspot.meta;

import static org.graalvm.compiler.core.common.util.Util.Java8OrEarlier;
import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC;
import static org.graalvm.compiler.hotspot.meta.HotSpotAOTProfilingPlugin.Options.TieredAOT;
import static org.graalvm.compiler.hotspot.replacements.HotSpotReplacementsUtil.JAVA_THREAD_THREAD_OBJECT_LOCATION;
import static org.graalvm.compiler.java.BytecodeParserOptions.InlineDuringParsing;

import static jdk.vm.ci.meta.DeoptimizationAction.InvalidateRecompile;
import static jdk.vm.ci.meta.DeoptimizationReason.Unresolved;

import java.lang.invoke.ConstantCallSite;
import java.lang.invoke.MutableCallSite;
import java.lang.invoke.VolatileCallSite;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.math.BigInteger;
import java.util.zip.CRC32;

import org.graalvm.compiler.api.replacements.SnippetReflectionProvider;
import org.graalvm.compiler.bytecode.BytecodeProvider;
import org.graalvm.compiler.core.common.LocationIdentity;
import org.graalvm.compiler.core.common.spi.ForeignCallsProvider;
import org.graalvm.compiler.debug.GraalError;
import org.graalvm.compiler.hotspot.FingerprintUtil;
import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
import org.graalvm.compiler.hotspot.nodes.CurrentJavaThreadNode;
import org.graalvm.compiler.hotspot.replacements.AESCryptSubstitutions;
import org.graalvm.compiler.hotspot.replacements.BigIntegerSubstitutions;
import org.graalvm.compiler.hotspot.replacements.CRC32Substitutions;
import org.graalvm.compiler.hotspot.replacements.CallSiteTargetNode;
import org.graalvm.compiler.hotspot.replacements.CipherBlockChainingSubstitutions;
import org.graalvm.compiler.hotspot.replacements.ClassGetHubNode;
import org.graalvm.compiler.hotspot.replacements.IdentityHashCodeNode;
import org.graalvm.compiler.hotspot.replacements.HotSpotClassSubstitutions;
import org.graalvm.compiler.hotspot.replacements.ObjectCloneNode;
import org.graalvm.compiler.hotspot.replacements.ObjectSubstitutions;
import org.graalvm.compiler.hotspot.replacements.ReflectionGetCallerClassNode;
import org.graalvm.compiler.hotspot.replacements.ReflectionSubstitutions;
import org.graalvm.compiler.hotspot.replacements.SHA2Substitutions;
import org.graalvm.compiler.hotspot.replacements.SHA5Substitutions;
import org.graalvm.compiler.hotspot.replacements.SHASubstitutions;
import org.graalvm.compiler.hotspot.replacements.ThreadSubstitutions;
import org.graalvm.compiler.hotspot.replacements.arraycopy.ArrayCopyNode;
import org.graalvm.compiler.hotspot.word.HotSpotWordTypes;
import org.graalvm.compiler.nodes.ConstantNode;
import org.graalvm.compiler.nodes.DeoptimizeNode;
import org.graalvm.compiler.nodes.DynamicPiNode;
import org.graalvm.compiler.nodes.FixedGuardNode;
import org.graalvm.compiler.nodes.LogicNode;
import org.graalvm.compiler.nodes.NamedLocationIdentity;
import org.graalvm.compiler.nodes.PiNode;
import org.graalvm.compiler.nodes.ValueNode;
import org.graalvm.compiler.nodes.calc.AddNode;
import org.graalvm.compiler.nodes.calc.LeftShiftNode;
import org.graalvm.compiler.nodes.graphbuilderconf.ForeignCallPlugin;
import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins;
import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin.Receiver;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins.Registration;
import org.graalvm.compiler.nodes.graphbuilderconf.NodeIntrinsicPluginFactory;
import org.graalvm.compiler.nodes.graphbuilderconf.NodePlugin;
import org.graalvm.compiler.nodes.java.InstanceOfDynamicNode;
import org.graalvm.compiler.nodes.memory.HeapAccess.BarrierType;
import org.graalvm.compiler.nodes.memory.address.AddressNode;
import org.graalvm.compiler.nodes.memory.address.OffsetAddressNode;
import org.graalvm.compiler.nodes.spi.StampProvider;
import org.graalvm.compiler.nodes.util.GraphUtil;
import org.graalvm.compiler.options.StableOptionValue;
import org.graalvm.compiler.replacements.InlineDuringParsingPlugin;
import org.graalvm.compiler.replacements.InlineGraalDirectivesPlugin;
import org.graalvm.compiler.replacements.MethodHandlePlugin;
import org.graalvm.compiler.replacements.NodeIntrinsificationProvider;
import org.graalvm.compiler.replacements.ReplacementsImpl;
import org.graalvm.compiler.replacements.StandardGraphBuilderPlugins;
import org.graalvm.compiler.replacements.WordOperationPlugin;
import org.graalvm.compiler.serviceprovider.GraalServices;
import org.graalvm.compiler.word.WordTypes;

import jdk.vm.ci.code.CodeUtil;
import jdk.vm.ci.hotspot.HotSpotObjectConstant;
import jdk.vm.ci.hotspot.HotSpotResolvedJavaType;
import jdk.vm.ci.hotspot.HotSpotResolvedObjectType;
import jdk.vm.ci.meta.ConstantReflectionProvider;
import jdk.vm.ci.meta.DeoptimizationAction;
import jdk.vm.ci.meta.DeoptimizationReason;
import jdk.vm.ci.meta.JavaConstant;
import jdk.vm.ci.meta.JavaKind;
import jdk.vm.ci.meta.MetaAccessProvider;
import jdk.vm.ci.meta.ResolvedJavaMethod;

Defines the Plugins used when running on HotSpot.
/** * Defines the {@link Plugins} used when running on HotSpot. */
public class HotSpotGraphBuilderPlugins {
Creates a Plugins object that should be used when running on HotSpot.
Params:
  • constantReflection –
  • snippetReflection –
  • foreignCalls –
  • stampProvider –
/** * Creates a {@link Plugins} object that should be used when running on HotSpot. * * @param constantReflection * @param snippetReflection * @param foreignCalls * @param stampProvider */
public static Plugins create(GraalHotSpotVMConfig config, HotSpotWordTypes wordTypes, MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection, SnippetReflectionProvider snippetReflection, ForeignCallsProvider foreignCalls, StampProvider stampProvider, ReplacementsImpl replacements) { InvocationPlugins invocationPlugins = new HotSpotInvocationPlugins(config); Plugins plugins = new Plugins(invocationPlugins); NodeIntrinsificationProvider nodeIntrinsificationProvider = new NodeIntrinsificationProvider(metaAccess, snippetReflection, foreignCalls, wordTypes); HotSpotWordOperationPlugin wordOperationPlugin = new HotSpotWordOperationPlugin(snippetReflection, wordTypes); HotSpotNodePlugin nodePlugin = new HotSpotNodePlugin(wordOperationPlugin); plugins.appendTypePlugin(nodePlugin); plugins.appendNodePlugin(nodePlugin); if (GeneratePIC.getValue()) { // AOT needs to filter out bad invokes plugins.prependNodePlugin(new NodePlugin() { @Override public boolean handleInvoke(GraphBuilderContext b, ResolvedJavaMethod method, ValueNode[] args) { if (b.parsingIntrinsic()) { return false; } // check if the holder has a valid fingerprint if (FingerprintUtil.getFingerprint((HotSpotResolvedObjectType) method.getDeclaringClass()) == 0) { // Deopt otherwise b.append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); return true; } // the last argument that may come from appendix, check if it is a supported // constant type if (args.length > 0) { JavaConstant constant = args[args.length - 1].asJavaConstant(); if (constant != null && constant instanceof HotSpotObjectConstant) { HotSpotResolvedJavaType type = (HotSpotResolvedJavaType) ((HotSpotObjectConstant) constant).getType(); Class<?> clazz = type.mirror(); if (clazz.equals(String.class)) { return false; } if (Class.class.isAssignableFrom(clazz) && FingerprintUtil.getFingerprint((HotSpotResolvedObjectType) type) != 0) { return false; } b.append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); return true; } } return false; } }); } plugins.appendNodePlugin(new MethodHandlePlugin(constantReflection.getMethodHandleAccess(), true)); plugins.appendInlineInvokePlugin(replacements); if (InlineDuringParsing.getValue()) { plugins.appendInlineInvokePlugin(new InlineDuringParsingPlugin()); } plugins.appendInlineInvokePlugin(new InlineGraalDirectivesPlugin()); if (GeneratePIC.getValue()) { plugins.setClassInitializationPlugin(new HotSpotClassInitializationPlugin()); if (TieredAOT.getValue()) { plugins.setProfilingPlugin(new HotSpotAOTProfilingPlugin()); } } invocationPlugins.defer(new Runnable() { @Override public void run() { BytecodeProvider replacementBytecodeProvider = replacements.getReplacementBytecodeProvider(); registerObjectPlugins(invocationPlugins, replacementBytecodeProvider); registerClassPlugins(plugins, config, replacementBytecodeProvider); registerSystemPlugins(invocationPlugins, foreignCalls); registerThreadPlugins(invocationPlugins, metaAccess, wordTypes, config, replacementBytecodeProvider); registerCallSitePlugins(invocationPlugins); registerReflectionPlugins(invocationPlugins, replacementBytecodeProvider); registerConstantPoolPlugins(invocationPlugins, wordTypes, config, replacementBytecodeProvider); registerStableOptionPlugins(invocationPlugins, snippetReflection); registerAESPlugins(invocationPlugins, config, replacementBytecodeProvider); registerCRC32Plugins(invocationPlugins, config, replacementBytecodeProvider); registerBigIntegerPlugins(invocationPlugins, config, replacementBytecodeProvider); registerSHAPlugins(invocationPlugins, config, replacementBytecodeProvider); StandardGraphBuilderPlugins.registerInvocationPlugins(metaAccess, snippetReflection, invocationPlugins, replacementBytecodeProvider, true); for (NodeIntrinsicPluginFactory factory : GraalServices.load(NodeIntrinsicPluginFactory.class)) { factory.registerPlugins(invocationPlugins, nodeIntrinsificationProvider); } } }); return plugins; } private static void registerObjectPlugins(InvocationPlugins plugins, BytecodeProvider bytecodeProvider) { Registration r = new Registration(plugins, Object.class, bytecodeProvider); if (!GeneratePIC.getValue()) { // FIXME: clone() requires speculation and requires a fix in here (to check that // b.getAssumptions() != null), and in ReplacementImpl.getSubstitution() where there is // an instantiation of IntrinsicGraphBuilder using a constructor that sets // AllowAssumptions to YES automatically. The former has to inherit the assumptions // settings from the root compile instead. So, for now, I'm disabling it for // GeneratePIC. r.register1("clone", Receiver.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { ValueNode object = receiver.get(); b.addPush(JavaKind.Object, new ObjectCloneNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), object)); return true; } @Override public boolean inlineOnly() { return true; } }); } r.registerMethodSubstitution(ObjectSubstitutions.class, "hashCode", Receiver.class); } private static void registerClassPlugins(Plugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { Registration r = new Registration(plugins.getInvocationPlugins(), Class.class, bytecodeProvider); r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getModifiers", Receiver.class); r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isInterface", Receiver.class); r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isArray", Receiver.class); r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isPrimitive", Receiver.class); r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getSuperclass", Receiver.class); if (config.getFieldOffset("ArrayKlass::_component_mirror", Integer.class, "oop", Integer.MAX_VALUE) != Integer.MAX_VALUE) { r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getComponentType", Receiver.class); } r.register2("cast", Receiver.class, Object.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) { ValueNode javaClass = receiver.get(); LogicNode condition = b.recursiveAppend(InstanceOfDynamicNode.create(b.getAssumptions(), b.getConstantReflection(), javaClass, object, true)); if (condition.isTautology()) { b.addPush(JavaKind.Object, object); } else { FixedGuardNode fixedGuard = b.add(new FixedGuardNode(condition, DeoptimizationReason.ClassCastException, DeoptimizationAction.InvalidateReprofile, false)); b.addPush(JavaKind.Object, new DynamicPiNode(object, fixedGuard, javaClass)); } return true; } @Override public boolean inlineOnly() { return true; } }); } private static void registerCallSitePlugins(InvocationPlugins plugins) { InvocationPlugin plugin = new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { ValueNode callSite = receiver.get(); ValueNode folded = CallSiteTargetNode.tryFold(GraphUtil.originalValue(callSite), b.getMetaAccess(), b.getAssumptions()); if (folded != null) { b.addPush(JavaKind.Object, folded); } else { b.addPush(JavaKind.Object, new CallSiteTargetNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()), callSite)); } return true; } @Override public boolean inlineOnly() { return true; } }; plugins.register(plugin, ConstantCallSite.class, "getTarget", Receiver.class); plugins.register(plugin, MutableCallSite.class, "getTarget", Receiver.class); plugins.register(plugin, VolatileCallSite.class, "getTarget", Receiver.class); } private static void registerReflectionPlugins(InvocationPlugins plugins, BytecodeProvider bytecodeProvider) { Registration r = new Registration(plugins, reflectionClass, bytecodeProvider); r.register0("getCallerClass", new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { b.addPush(JavaKind.Object, new ReflectionGetCallerClassNode(b.getInvokeKind(), targetMethod, b.bci(), b.getInvokeReturnStamp(b.getAssumptions()))); return true; } @Override public boolean inlineOnly() { return true; } }); r.registerMethodSubstitution(ReflectionSubstitutions.class, "getClassAccessFlags", Class.class); } private static final LocationIdentity INSTANCE_KLASS_CONSTANTS = NamedLocationIdentity.immutable("InstanceKlass::_constants"); private static final LocationIdentity CONSTANT_POOL_LENGTH = NamedLocationIdentity.immutable("ConstantPool::_length");
Emits a node to get the metaspace ConstantPool pointer given the value of the constantPoolOop field in a ConstantPool value.
Params:
  • constantPoolOop – value of the constantPoolOop field in a ConstantPool value
Returns:a node representing the metaspace ConstantPool pointer associated with constantPoolOop
/** * Emits a node to get the metaspace {@code ConstantPool} pointer given the value of the * {@code constantPoolOop} field in a ConstantPool value. * * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value * @return a node representing the metaspace {@code ConstantPool} pointer associated with * {@code constantPoolOop} */
private static ValueNode getMetaspaceConstantPool(GraphBuilderContext b, ValueNode constantPoolOop, WordTypes wordTypes, GraalHotSpotVMConfig config) { // ConstantPool.constantPoolOop is in fact the holder class. ClassGetHubNode klass = b.add(new ClassGetHubNode(constantPoolOop)); boolean notCompressible = false; AddressNode constantsAddress = b.add(new OffsetAddressNode(klass, b.add(ConstantNode.forLong(config.instanceKlassConstantsOffset)))); return WordOperationPlugin.readOp(b, wordTypes.getWordKind(), constantsAddress, INSTANCE_KLASS_CONSTANTS, BarrierType.NONE, notCompressible); }
Emits a node representing an element in a metaspace ConstantPool.
Params:
  • constantPoolOop – value of the constantPoolOop field in a ConstantPool value
/** * Emits a node representing an element in a metaspace {@code ConstantPool}. * * @param constantPoolOop value of the {@code constantPoolOop} field in a ConstantPool value */
private static boolean readMetaspaceConstantPoolElement(GraphBuilderContext b, ValueNode constantPoolOop, ValueNode index, JavaKind elementKind, WordTypes wordTypes, GraalHotSpotVMConfig config) { ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); int shift = CodeUtil.log2(wordTypes.getWordKind().getByteCount()); ValueNode scaledIndex = b.add(new LeftShiftNode(index, b.add(ConstantNode.forInt(shift)))); ValueNode offset = b.add(new AddNode(scaledIndex, b.add(ConstantNode.forInt(config.constantPoolSize)))); AddressNode elementAddress = b.add(new OffsetAddressNode(constants, offset)); boolean notCompressible = false; ValueNode elementValue = WordOperationPlugin.readOp(b, elementKind, elementAddress, NamedLocationIdentity.getArrayLocation(elementKind), BarrierType.NONE, notCompressible); b.addPush(elementKind, elementValue); return true; } private static void registerConstantPoolPlugins(InvocationPlugins plugins, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { Registration r = new Registration(plugins, constantPoolClass, bytecodeProvider); r.register2("getSize0", Receiver.class, Object.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop) { boolean notCompressible = false; ValueNode constants = getMetaspaceConstantPool(b, constantPoolOop, wordTypes, config); AddressNode lengthAddress = b.add(new OffsetAddressNode(constants, b.add(ConstantNode.forLong(config.constantPoolLengthOffset)))); ValueNode length = WordOperationPlugin.readOp(b, JavaKind.Int, lengthAddress, CONSTANT_POOL_LENGTH, BarrierType.NONE, notCompressible); b.addPush(JavaKind.Int, length); return true; } }); r.register3("getIntAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Int, wordTypes, config); } }); r.register3("getLongAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Long, wordTypes, config); } }); r.register3("getFloatAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Float, wordTypes, config); } }); r.register3("getDoubleAt0", Receiver.class, Object.class, int.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode constantPoolOop, ValueNode index) { return readMetaspaceConstantPoolElement(b, constantPoolOop, index, JavaKind.Double, wordTypes, config); } }); } private static void registerSystemPlugins(InvocationPlugins plugins, ForeignCallsProvider foreignCalls) { Registration r = new Registration(plugins, System.class); r.register0("currentTimeMillis", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_MILLIS)); r.register0("nanoTime", new ForeignCallPlugin(foreignCalls, HotSpotHostForeignCallsProvider.JAVA_TIME_NANOS)); r.register1("identityHashCode", Object.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode object) { b.addPush(JavaKind.Int, new IdentityHashCodeNode(object)); return true; } @Override public boolean inlineOnly() { return true; } }); r.register5("arraycopy", Object.class, int.class, Object.class, int.class, int.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode src, ValueNode srcPos, ValueNode dst, ValueNode dstPos, ValueNode length) { b.add(new ArrayCopyNode(b.bci(), src, srcPos, dst, dstPos, length)); return true; } @Override public boolean inlineOnly() { return true; } }); } private static void registerThreadPlugins(InvocationPlugins plugins, MetaAccessProvider metaAccess, WordTypes wordTypes, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { Registration r = new Registration(plugins, Thread.class, bytecodeProvider); r.register0("currentThread", new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { CurrentJavaThreadNode thread = b.add(new CurrentJavaThreadNode(wordTypes.getWordKind())); boolean compressible = false; ValueNode offset = b.add(ConstantNode.forLong(config.threadObjectOffset)); AddressNode address = b.add(new OffsetAddressNode(thread, offset)); ValueNode javaThread = WordOperationPlugin.readOp(b, JavaKind.Object, address, JAVA_THREAD_THREAD_OBJECT_LOCATION, BarrierType.NONE, compressible); boolean exactType = false; boolean nonNull = true; b.addPush(JavaKind.Object, new PiNode(javaThread, metaAccess.lookupJavaType(Thread.class), exactType, nonNull)); return true; } }); r.registerMethodSubstitution(ThreadSubstitutions.class, "isInterrupted", Receiver.class, boolean.class); } private static void registerStableOptionPlugins(InvocationPlugins plugins, SnippetReflectionProvider snippetReflection) { Registration r = new Registration(plugins, StableOptionValue.class); r.register1("getValue", Receiver.class, new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { if (receiver.isConstant()) { StableOptionValue<?> option = snippetReflection.asObject(StableOptionValue.class, (JavaConstant) receiver.get().asConstant()); b.addPush(JavaKind.Object, ConstantNode.forConstant(snippetReflection.forObject(option.getValue()), b.getMetaAccess())); return true; } return false; } }); } public static final String cbcEncryptName; public static final String cbcDecryptName; public static final String aesEncryptName; public static final String aesDecryptName; public static final String reflectionClass; public static final String constantPoolClass; static { if (Java8OrEarlier) { cbcEncryptName = "encrypt"; cbcDecryptName = "decrypt"; aesEncryptName = "encryptBlock"; aesDecryptName = "decryptBlock"; reflectionClass = "sun.reflect.Reflection"; constantPoolClass = "sun.reflect.ConstantPool"; } else { cbcEncryptName = "implEncrypt"; cbcDecryptName = "implDecrypt"; aesEncryptName = "implEncryptBlock"; aesDecryptName = "implDecryptBlock"; reflectionClass = "jdk.internal.reflect.Reflection"; constantPoolClass = "jdk.internal.reflect.ConstantPool"; } } private static void registerAESPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { if (config.useAESIntrinsics) { assert config.aescryptEncryptBlockStub != 0L; assert config.aescryptDecryptBlockStub != 0L; assert config.cipherBlockChainingEncryptAESCryptStub != 0L; assert config.cipherBlockChainingDecryptAESCryptStub != 0L; String arch = config.osArch; String decryptSuffix = arch.equals("sparc") ? "WithOriginalKey" : ""; Registration r = new Registration(plugins, "com.sun.crypto.provider.CipherBlockChaining", bytecodeProvider); r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcEncryptName, Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class); r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcDecryptName, cbcDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class); r = new Registration(plugins, "com.sun.crypto.provider.AESCrypt", bytecodeProvider); r.registerMethodSubstitution(AESCryptSubstitutions.class, aesEncryptName, Receiver.class, byte[].class, int.class, byte[].class, int.class); r.registerMethodSubstitution(AESCryptSubstitutions.class, aesDecryptName, aesDecryptName + decryptSuffix, Receiver.class, byte[].class, int.class, byte[].class, int.class); } } private static void registerBigIntegerPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { Registration r = new Registration(plugins, BigInteger.class, bytecodeProvider); if (config.useMultiplyToLenIntrinsic()) { assert config.multiplyToLen != 0L; if (Java8OrEarlier) { try { Method m = BigInteger.class.getDeclaredMethod("multiplyToLen", int[].class, int.class, int[].class, int.class, int[].class); if (Modifier.isStatic(m.getModifiers())) { r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, int[].class); } else { r.registerMethodSubstitution(BigIntegerSubstitutions.class, "multiplyToLen", Receiver.class, int[].class, int.class, int[].class, int.class, int[].class); } } catch (NoSuchMethodException | SecurityException e) { throw new GraalError(e); } } else { r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMultiplyToLen", "multiplyToLenStatic", int[].class, int.class, int[].class, int.class, int[].class); } } if (config.useMulAddIntrinsic()) { r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMulAdd", int[].class, int[].class, int.class, int.class, int.class); } if (config.useMontgomeryMultiplyIntrinsic()) { r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomeryMultiply", int[].class, int[].class, int[].class, int.class, long.class, int[].class); } if (config.useMontgomerySquareIntrinsic()) { r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implMontgomerySquare", int[].class, int[].class, int.class, long.class, int[].class); } if (config.useSquareToLenIntrinsic()) { r.registerMethodSubstitution(BigIntegerSubstitutions.class, "implSquareToLen", int[].class, int.class, int[].class, int.class); } } private static void registerSHAPlugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { if (config.useSHA1Intrinsics()) { assert config.sha1ImplCompress != 0L; Registration r = new Registration(plugins, "sun.security.provider.SHA", bytecodeProvider); r.registerMethodSubstitution(SHASubstitutions.class, SHASubstitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); } if (config.useSHA256Intrinsics()) { assert config.sha256ImplCompress != 0L; Registration r = new Registration(plugins, "sun.security.provider.SHA2", bytecodeProvider); r.registerMethodSubstitution(SHA2Substitutions.class, SHA2Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); } if (config.useSHA512Intrinsics()) { assert config.sha512ImplCompress != 0L; Registration r = new Registration(plugins, "sun.security.provider.SHA5", bytecodeProvider); r.registerMethodSubstitution(SHA5Substitutions.class, SHA5Substitutions.implCompressName, "implCompress0", Receiver.class, byte[].class, int.class); } } private static void registerCRC32Plugins(InvocationPlugins plugins, GraalHotSpotVMConfig config, BytecodeProvider bytecodeProvider) { if (config.useCRC32Intrinsics) { Registration r = new Registration(plugins, CRC32.class, bytecodeProvider); r.registerMethodSubstitution(CRC32Substitutions.class, "update", int.class, int.class); if (Java8OrEarlier) { r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes", int.class, byte[].class, int.class, int.class); r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer", int.class, long.class, int.class, int.class); } else { r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes0", int.class, byte[].class, int.class, int.class); r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer0", int.class, long.class, int.class, int.class); } } } }