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/*
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* Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package org.graalvm.compiler.hotspot.test;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Formatter;
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import java.util.List;
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import java.util.ServiceLoader;
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import java.util.Set;
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import java.util.TreeSet;
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import java.util.stream.Collectors;
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import jdk.internal.vm.compiler.collections.EconomicMap;
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import jdk.internal.vm.compiler.collections.MapCursor;
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import org.graalvm.compiler.api.test.Graal;
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import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
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import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;
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import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
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import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins;
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import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin;
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import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins;
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import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins.Binding;
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import org.graalvm.compiler.runtime.RuntimeProvider;
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import org.graalvm.compiler.serviceprovider.GraalServices;
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import org.graalvm.compiler.test.GraalTest;
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import org.junit.Test;
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import jdk.vm.ci.aarch64.AArch64;
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import jdk.vm.ci.amd64.AMD64;
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import jdk.vm.ci.code.Architecture;
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import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
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import jdk.vm.ci.hotspot.VMIntrinsicMethod;
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import jdk.vm.ci.meta.MetaAccessProvider;
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import jdk.vm.ci.meta.MetaUtil;
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import jdk.vm.ci.meta.MethodHandleAccessProvider.IntrinsicMethod;
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import jdk.vm.ci.meta.ResolvedJavaMethod;
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/**
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* Checks the intrinsics implemented by Graal against the set of intrinsics declared by HotSpot. The
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* purpose of this test is to detect when new intrinsics are added to HotSpot and process them
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* appropriately in Graal. This will be achieved by working through {@link #toBeInvestigated} and
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* either implementing the intrinsic or moving it to {@link #ignore} .
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*/
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public class CheckGraalIntrinsics extends GraalTest {
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public static boolean match(String type, Binding binding, VMIntrinsicMethod intrinsic) {
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if (intrinsic.name.equals(binding.name)) {
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if (intrinsic.descriptor.startsWith(binding.argumentsDescriptor)) {
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if (type.equals(intrinsic.declaringClass)) {
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return true;
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}
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}
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}
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return false;
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}
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public static InvocationPlugin findPlugin(EconomicMap<String, List<Binding>> bindings, VMIntrinsicMethod intrinsic) {
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MapCursor<String, List<Binding>> cursor = bindings.getEntries();
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while (cursor.advance()) {
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// Match format of VMIntrinsicMethod.declaringClass
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String type = MetaUtil.internalNameToJava(cursor.getKey(), true, false).replace('.', '/');
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for (Binding binding : cursor.getValue()) {
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if (match(type, binding, intrinsic)) {
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return binding.plugin;
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}
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}
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}
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return null;
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}
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public static ResolvedJavaMethod resolveIntrinsic(MetaAccessProvider metaAccess, VMIntrinsicMethod intrinsic) throws ClassNotFoundException {
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Class<?> c;
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try {
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c = Class.forName(intrinsic.declaringClass.replace('/', '.'), false, CheckGraalIntrinsics.class.getClassLoader());
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} catch (ClassNotFoundException ex) {
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try {
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Class.forName("javax.naming.Reference");
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} catch (ClassNotFoundException coreNamingMissing) {
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// if core JDK classes aren't found, we are probably running in a
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// JDK9 java.base environment and then missing class is OK
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return null;
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}
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throw ex;
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}
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for (Method javaMethod : c.getDeclaredMethods()) {
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if (javaMethod.getName().equals(intrinsic.name)) {
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ResolvedJavaMethod method = metaAccess.lookupJavaMethod(javaMethod);
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if (intrinsic.descriptor.equals("*")) {
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// Signature polymorphic method - name match is enough
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return method;
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} else {
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if (method.getSignature().toMethodDescriptor().equals(intrinsic.descriptor)) {
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return method;
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}
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}
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}
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}
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return null;
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}
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/**
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* The HotSpot intrinsics that:
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* <ul>
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* <li>will never implemented by Graal (comments must explain why)</li>
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* <li>are implemented without {@link InvocationPlugin}s, or</li>
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* <li>whose {@link InvocationPlugin} registration is guarded by a condition that is false in
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* the current VM context.</li>
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* </ul>
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*/
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public final Set<String> ignore = new TreeSet<>();
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/**
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* The HotSpot intrinsics whose {@link InvocationPlugin} registration is guarded by a condition
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* too complex to duplicate here.
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* </ul>
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*/
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public final Set<String> complexGuard = new TreeSet<>();
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/**
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* The HotSpot intrinsics implemented downstream.
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* </ul>
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*/
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public final Set<String> downstream = new TreeSet<>();
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/**
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* The HotSpot intrinsics yet to be implemented or moved to {@link #ignore}.
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*/
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public final Set<String> toBeInvestigated = new TreeSet<>();
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private static Collection<String> add(Collection<String> c, String... elements) {
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String[] sorted = elements.clone();
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Arrays.sort(sorted);
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for (int i = 0; i < elements.length; i++) {
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if (!elements[i].equals(sorted[i])) {
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// Let's keep the list sorted for easier visual inspection
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fail("Element %d is out of order, \"%s\"", i, elements[i]);
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}
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}
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c.addAll(Arrays.asList(elements));
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return c;
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}
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public final HotSpotGraalRuntimeProvider rt = (HotSpotGraalRuntimeProvider) Graal.getRequiredCapability(RuntimeProvider.class);
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public final Architecture arch = rt.getHostBackend().getTarget().arch;
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public final GraalHotSpotVMConfig config = rt.getVMConfig();
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public CheckGraalIntrinsics() {
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// These are dead
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add(ignore,
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"java/lang/Math.atan2(DD)D",
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"jdk/internal/misc/Unsafe.park(ZJ)V",
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"jdk/internal/misc/Unsafe.unpark(Ljava/lang/Object;)V",
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"sun/misc/Unsafe.park(ZJ)V",
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"sun/misc/Unsafe.prefetchRead(Ljava/lang/Object;J)V",
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"sun/misc/Unsafe.prefetchReadStatic(Ljava/lang/Object;J)V",
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"sun/misc/Unsafe.prefetchWrite(Ljava/lang/Object;J)V",
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"sun/misc/Unsafe.prefetchWriteStatic(Ljava/lang/Object;J)V",
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"sun/misc/Unsafe.unpark(Ljava/lang/Object;)V");
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// These only exist to assist escape analysis in C2
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add(ignore,
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"java/lang/Throwable.fillInStackTrace()Ljava/lang/Throwable;");
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// These are only used for the security handling during stack walking
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add(ignore,
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"java/lang/reflect/Method.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;");
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// These are marker intrinsic ids only
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add(ignore,
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"java/lang/invoke/MethodHandle.<compiledLambdaForm>*",
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"java/lang/invoke/MethodHandle.invoke*");
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// These are implemented through lowering
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add(ignore,
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"java/lang/ref/Reference.get()Ljava/lang/Object;");
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// These are only used by C1
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add(ignore,
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"java/nio/Buffer.checkIndex(I)I");
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// These do general compiler optimizations and convert min/max to cmov instructions. We are
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// ignoring them as cmovs are not necessarily beneficial.
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add(ignore,
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"java/lang/Math.max(II)I",
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"java/lang/Math.min(II)I");
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// These are known to be implemented down stream
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add(downstream,
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"java/lang/Integer.toString(I)Ljava/lang/String;",
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"java/lang/String.<init>(Ljava/lang/String;)V",
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"java/lang/StringBuffer.<init>()V",
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"java/lang/StringBuffer.<init>(I)V",
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"java/lang/StringBuffer.<init>(Ljava/lang/String;)V",
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"java/lang/StringBuffer.append(C)Ljava/lang/StringBuffer;",
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"java/lang/StringBuffer.append(I)Ljava/lang/StringBuffer;",
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"java/lang/StringBuffer.append(Ljava/lang/String;)Ljava/lang/StringBuffer;",
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"java/lang/StringBuffer.toString()Ljava/lang/String;",
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"java/lang/StringBuilder.<init>()V",
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"java/lang/StringBuilder.<init>(I)V",
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"java/lang/StringBuilder.<init>(Ljava/lang/String;)V",
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"java/lang/StringBuilder.append(C)Ljava/lang/StringBuilder;",
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"java/lang/StringBuilder.append(I)Ljava/lang/StringBuilder;",
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"java/lang/StringBuilder.append(Ljava/lang/String;)Ljava/lang/StringBuilder;",
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"java/lang/StringBuilder.toString()Ljava/lang/String;",
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"java/util/Arrays.copyOf([Ljava/lang/Object;ILjava/lang/Class;)[Ljava/lang/Object;",
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"java/util/Arrays.copyOfRange([Ljava/lang/Object;IILjava/lang/Class;)[Ljava/lang/Object;");
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add(complexGuard,
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"java/lang/Integer.bitCount(I)I",
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"java/lang/Integer.numberOfLeadingZeros(I)I",
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"java/lang/Integer.numberOfTrailingZeros(I)I",
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"java/lang/Long.bitCount(J)I",
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"java/lang/Long.numberOfLeadingZeros(J)I",
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"java/lang/Long.numberOfTrailingZeros(J)I");
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// Relevant for Java flight recorder
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add(toBeInvestigated,
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"oracle/jrockit/jfr/Timing.counterTime()J",
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"oracle/jrockit/jfr/VMJFR.classID0(Ljava/lang/Class;)J",
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"oracle/jrockit/jfr/VMJFR.threadID()I");
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add(toBeInvestigated,
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// Similar to addExact
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"java/lang/Math.negateExact(I)I",
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// Similar to addExact
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"java/lang/Math.negateExact(J)J",
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// HotSpot MacroAssembler-based intrinsic
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"java/lang/String.indexOf(Ljava/lang/String;)I",
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// Can share most implementation parts with with
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// Unsafe.allocateUninitializedArray0
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"java/lang/reflect/Array.newArray(Ljava/lang/Class;I)Ljava/lang/Object;",
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// HotSpot MacroAssembler-based intrinsic
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"sun/nio/cs/ISO_8859_1$Encoder.encodeISOArray([CI[BII)I",
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// Stub based intrinsics but implementation seems complex in C2
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"sun/security/provider/DigestBase.implCompressMultiBlock([BII)I");
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if (isJDK9OrHigher()) {
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// Relevant for Java flight recorder
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add(toBeInvestigated,
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"jdk/jfr/internal/JVM.counterTime()J",
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"jdk/jfr/internal/JVM.getBufferWriter()Ljava/lang/Object;",
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"jdk/jfr/internal/JVM.getClassId(Ljava/lang/Class;)J");
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add(toBeInvestigated,
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// Some logic and a stub call
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"com/sun/crypto/provider/CounterMode.implCrypt([BII[BI)I",
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// Stub and very little logic
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"com/sun/crypto/provider/GHASH.processBlocks([BII[J[J)V",
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// HotSpot MacroAssembler-based intrinsic
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"java/lang/Math.fma(DDD)D",
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// HotSpot MacroAssembler-based intrinsic
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"java/lang/Math.fma(FFF)F",
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// Emit pause instruction if os::is_MP()
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"java/lang/Thread.onSpinWait()V",
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// Just check if the argument is a compile time constant
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"java/lang/invoke/MethodHandleImpl.isCompileConstant(Ljava/lang/Object;)Z",
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// Some logic and a runtime call
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"java/util/ArraysSupport.vectorizedMismatch(Ljava/lang/Object;JLjava/lang/Object;JII)I",
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// Only used as a marker for vectorization?
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"java/util/stream/Streams$RangeIntSpliterator.forEachRemaining(Ljava/util/function/IntConsumer;)V",
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// Only implemented on non-AMD64 platforms (some logic and runtime call)
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"java/util/zip/Adler32.updateByteBuffer(IJII)I",
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// Only implemented on non-AMD64 platforms (some logic and runtime call)
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"java/util/zip/Adler32.updateBytes(I[BII)I",
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// Emits a slow and a fast path and some dispatching logic
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"jdk/internal/misc/Unsafe.allocateUninitializedArray0(Ljava/lang/Class;I)Ljava/lang/Object;",
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// Control flow, deopts, and a cast
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"jdk/internal/util/Preconditions.checkIndex(IILjava/util/function/BiFunction;)I",
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// HotSpot MacroAssembler-based intrinsic
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"sun/nio/cs/ISO_8859_1$Encoder.implEncodeISOArray([CI[BII)I",
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// Runtime call and some complex compiler logic
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"sun/security/provider/DigestBase.implCompressMultiBlock0([BII)I");
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/*
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* Per default, all these operations are mapped to some generic method for which we
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* already have compiler intrinsics. Performance-wise it would be better to support them
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* explicitly as the more generic method might be more restrictive and therefore slower
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* than necessary.
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*/
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add(toBeInvestigated,
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// Mapped to compareAndExchange*
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"jdk/internal/misc/Unsafe.compareAndExchangeByteAcquire(Ljava/lang/Object;JBB)B",
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"jdk/internal/misc/Unsafe.compareAndExchangeByteRelease(Ljava/lang/Object;JBB)B",
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"jdk/internal/misc/Unsafe.compareAndExchangeIntAcquire(Ljava/lang/Object;JII)I",
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"jdk/internal/misc/Unsafe.compareAndExchangeIntRelease(Ljava/lang/Object;JII)I",
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"jdk/internal/misc/Unsafe.compareAndExchangeLongAcquire(Ljava/lang/Object;JJJ)J",
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"jdk/internal/misc/Unsafe.compareAndExchangeLongRelease(Ljava/lang/Object;JJJ)J",
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"jdk/internal/misc/Unsafe.compareAndExchangeObjectAcquire(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;",
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"jdk/internal/misc/Unsafe.compareAndExchangeObjectRelease(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;",
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"jdk/internal/misc/Unsafe.compareAndExchangeShortAcquire(Ljava/lang/Object;JSS)S",
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"jdk/internal/misc/Unsafe.compareAndExchangeShortRelease(Ljava/lang/Object;JSS)S",
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// Mapped to compareAndSet*
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"jdk/internal/misc/Unsafe.weakCompareAndSetByte(Ljava/lang/Object;JBB)Z",
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"jdk/internal/misc/Unsafe.weakCompareAndSetByteAcquire(Ljava/lang/Object;JBB)Z",
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"jdk/internal/misc/Unsafe.weakCompareAndSetBytePlain(Ljava/lang/Object;JBB)Z",
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"jdk/internal/misc/Unsafe.weakCompareAndSetByteRelease(Ljava/lang/Object;JBB)Z",
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"jdk/internal/misc/Unsafe.weakCompareAndSetInt(Ljava/lang/Object;JII)Z",
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"jdk/internal/misc/Unsafe.weakCompareAndSetIntAcquire(Ljava/lang/Object;JII)Z",
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|
327 |
"jdk/internal/misc/Unsafe.weakCompareAndSetIntPlain(Ljava/lang/Object;JII)Z",
|
|
328 |
"jdk/internal/misc/Unsafe.weakCompareAndSetIntRelease(Ljava/lang/Object;JII)Z",
|
|
329 |
"jdk/internal/misc/Unsafe.weakCompareAndSetLong(Ljava/lang/Object;JJJ)Z",
|
|
330 |
"jdk/internal/misc/Unsafe.weakCompareAndSetLongAcquire(Ljava/lang/Object;JJJ)Z",
|
|
331 |
"jdk/internal/misc/Unsafe.weakCompareAndSetLongPlain(Ljava/lang/Object;JJJ)Z",
|
|
332 |
"jdk/internal/misc/Unsafe.weakCompareAndSetLongRelease(Ljava/lang/Object;JJJ)Z",
|
|
333 |
"jdk/internal/misc/Unsafe.weakCompareAndSetObject(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Z",
|
|
334 |
"jdk/internal/misc/Unsafe.weakCompareAndSetObjectAcquire(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Z",
|
|
335 |
"jdk/internal/misc/Unsafe.weakCompareAndSetObjectPlain(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Z",
|
|
336 |
"jdk/internal/misc/Unsafe.weakCompareAndSetObjectRelease(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Z",
|
|
337 |
"jdk/internal/misc/Unsafe.weakCompareAndSetShort(Ljava/lang/Object;JSS)Z",
|
|
338 |
"jdk/internal/misc/Unsafe.weakCompareAndSetShortAcquire(Ljava/lang/Object;JSS)Z",
|
|
339 |
"jdk/internal/misc/Unsafe.weakCompareAndSetShortPlain(Ljava/lang/Object;JSS)Z",
|
|
340 |
"jdk/internal/misc/Unsafe.weakCompareAndSetShortRelease(Ljava/lang/Object;JSS)Z");
|
|
341 |
|
|
342 |
// Compact string support - HotSpot MacroAssembler-based intrinsic or complex C2 logic.
|
50609
|
343 |
add(toBeInvestigated,
|
48190
|
344 |
"java/lang/StringCoding.hasNegatives([BII)Z",
|
|
345 |
"java/lang/StringCoding.implEncodeISOArray([BI[BII)I",
|
|
346 |
"java/lang/StringLatin1.equals([B[B)Z",
|
|
347 |
"java/lang/StringLatin1.indexOf([BI[BII)I",
|
|
348 |
"java/lang/StringLatin1.indexOf([B[B)I",
|
|
349 |
"java/lang/StringLatin1.inflate([BI[BII)V",
|
|
350 |
"java/lang/StringLatin1.inflate([BI[CII)V",
|
|
351 |
"java/lang/StringUTF16.compress([BI[BII)I",
|
|
352 |
"java/lang/StringUTF16.compress([CI[BII)I",
|
|
353 |
"java/lang/StringUTF16.equals([B[B)Z",
|
|
354 |
"java/lang/StringUTF16.getChar([BI)C",
|
|
355 |
"java/lang/StringUTF16.getChars([BII[CI)V",
|
|
356 |
"java/lang/StringUTF16.indexOf([BI[BII)I",
|
|
357 |
"java/lang/StringUTF16.indexOf([B[B)I",
|
|
358 |
"java/lang/StringUTF16.indexOfChar([BIII)I",
|
|
359 |
"java/lang/StringUTF16.indexOfLatin1([BI[BII)I",
|
|
360 |
"java/lang/StringUTF16.indexOfLatin1([B[B)I",
|
|
361 |
"java/lang/StringUTF16.putChar([BII)V",
|
|
362 |
"java/lang/StringUTF16.toBytes([CII)[B");
|
|
363 |
}
|
|
364 |
|
48861
|
365 |
if (isJDK10OrHigher()) {
|
50609
|
366 |
add(toBeInvestigated,
|
48861
|
367 |
"java/lang/Math.multiplyHigh(JJ)J",
|
|
368 |
"jdk/internal/util/ArraysSupport.vectorizedMismatch(Ljava/lang/Object;JLjava/lang/Object;JII)I");
|
|
369 |
}
|
|
370 |
|
50330
|
371 |
if (isJDK11OrHigher()) {
|
|
372 |
// Relevant for Java flight recorder
|
50609
|
373 |
add(toBeInvestigated,
|
50330
|
374 |
"jdk/jfr/internal/JVM.getEventWriter()Ljava/lang/Object;");
|
|
375 |
}
|
|
376 |
|
50609
|
377 |
if (!config.inlineNotify()) {
|
|
378 |
add(ignore, "java/lang/Object.notify()V");
|
|
379 |
}
|
|
380 |
if (!config.inlineNotifyAll()) {
|
|
381 |
add(ignore, "java/lang/Object.notifyAll()V");
|
|
382 |
}
|
|
383 |
|
|
384 |
if (!(arch instanceof AMD64)) {
|
48190
|
385 |
// Can we implement these on non-AMD64 platforms? C2 seems to.
|
50609
|
386 |
add(toBeInvestigated,
|
|
387 |
"java/lang/String.compareTo(Ljava/lang/String;)I",
|
|
388 |
"jdk/internal/misc/Unsafe.compareAndExchangeByte(Ljava/lang/Object;JBB)B",
|
|
389 |
"jdk/internal/misc/Unsafe.compareAndExchangeShort(Ljava/lang/Object;JSS)S",
|
|
390 |
"jdk/internal/misc/Unsafe.compareAndSetByte(Ljava/lang/Object;JBB)Z",
|
|
391 |
"jdk/internal/misc/Unsafe.compareAndSetShort(Ljava/lang/Object;JSS)Z",
|
|
392 |
"jdk/internal/misc/Unsafe.getAndAddByte(Ljava/lang/Object;JB)B",
|
|
393 |
"jdk/internal/misc/Unsafe.getAndAddShort(Ljava/lang/Object;JS)S",
|
|
394 |
"jdk/internal/misc/Unsafe.getAndSetByte(Ljava/lang/Object;JB)B",
|
|
395 |
"jdk/internal/misc/Unsafe.getAndSetShort(Ljava/lang/Object;JS)S",
|
48190
|
396 |
"sun/misc/Unsafe.getAndAddInt(Ljava/lang/Object;JI)I",
|
|
397 |
"sun/misc/Unsafe.getAndAddLong(Ljava/lang/Object;JJ)J",
|
|
398 |
"sun/misc/Unsafe.getAndSetInt(Ljava/lang/Object;JI)I",
|
|
399 |
"sun/misc/Unsafe.getAndSetLong(Ljava/lang/Object;JJ)J",
|
|
400 |
"sun/misc/Unsafe.getAndSetObject(Ljava/lang/Object;JLjava/lang/Object;)Ljava/lang/Object;");
|
|
401 |
|
|
402 |
if (isJDK9OrHigher()) {
|
50858
|
403 |
if (!(arch instanceof AArch64)) {
|
|
404 |
add(toBeInvestigated,
|
|
405 |
"java/lang/StringLatin1.compareTo([B[B)I",
|
|
406 |
"java/lang/StringLatin1.compareToUTF16([B[B)I",
|
|
407 |
"java/lang/StringUTF16.compareTo([B[B)I",
|
|
408 |
"java/lang/StringUTF16.compareToLatin1([B[B)I",
|
|
409 |
"jdk/internal/misc/Unsafe.getAndAddInt(Ljava/lang/Object;JI)I",
|
|
410 |
"jdk/internal/misc/Unsafe.getAndAddLong(Ljava/lang/Object;JJ)J",
|
|
411 |
"jdk/internal/misc/Unsafe.getAndSetInt(Ljava/lang/Object;JI)I",
|
|
412 |
"jdk/internal/misc/Unsafe.getAndSetLong(Ljava/lang/Object;JJ)J",
|
|
413 |
"jdk/internal/misc/Unsafe.getAndSetObject(Ljava/lang/Object;JLjava/lang/Object;)Ljava/lang/Object;");
|
|
414 |
}
|
50609
|
415 |
add(toBeInvestigated,
|
48190
|
416 |
"jdk/internal/misc/Unsafe.getCharUnaligned(Ljava/lang/Object;J)C",
|
|
417 |
"jdk/internal/misc/Unsafe.getIntUnaligned(Ljava/lang/Object;J)I",
|
|
418 |
"jdk/internal/misc/Unsafe.getLongUnaligned(Ljava/lang/Object;J)J",
|
|
419 |
"jdk/internal/misc/Unsafe.getShortUnaligned(Ljava/lang/Object;J)S",
|
|
420 |
"jdk/internal/misc/Unsafe.putCharUnaligned(Ljava/lang/Object;JC)V",
|
|
421 |
"jdk/internal/misc/Unsafe.putIntUnaligned(Ljava/lang/Object;JI)V",
|
|
422 |
"jdk/internal/misc/Unsafe.putLongUnaligned(Ljava/lang/Object;JJ)V",
|
|
423 |
"jdk/internal/misc/Unsafe.putShortUnaligned(Ljava/lang/Object;JS)V");
|
|
424 |
}
|
|
425 |
}
|
|
426 |
|
|
427 |
/*
|
|
428 |
* The intrinsics down here are known to be implemented but they are not always enabled on
|
|
429 |
* the HotSpot side (e.g., because they require certain CPU features). So, we are ignoring
|
|
430 |
* them if the HotSpot config tells us that they can't be used.
|
|
431 |
*/
|
|
432 |
|
|
433 |
// CRC32 intrinsics
|
43972
|
434 |
if (!config.useCRC32Intrinsics) {
|
50609
|
435 |
add(ignore, "java/util/zip/CRC32.update(II)I");
|
48190
|
436 |
if (isJDK9OrHigher()) {
|
50609
|
437 |
add(ignore,
|
48190
|
438 |
"java/util/zip/CRC32.updateByteBuffer0(IJII)I",
|
|
439 |
"java/util/zip/CRC32.updateBytes0(I[BII)I");
|
|
440 |
} else {
|
50609
|
441 |
add(ignore,
|
43972
|
442 |
"java/util/zip/CRC32.updateByteBuffer(IJII)I",
|
|
443 |
"java/util/zip/CRC32.updateBytes(I[BII)I");
|
|
444 |
}
|
|
445 |
}
|
|
446 |
|
48398
|
447 |
// CRC32C intrinsics
|
|
448 |
if (!config.useCRC32CIntrinsics) {
|
50609
|
449 |
add(ignore,
|
48398
|
450 |
"java/util/zip/CRC32C.updateBytes(I[BII)I",
|
|
451 |
"java/util/zip/CRC32C.updateDirectByteBuffer(IJII)I");
|
|
452 |
}
|
|
453 |
|
48190
|
454 |
// AES intrinsics
|
43972
|
455 |
if (!config.useAESIntrinsics) {
|
48190
|
456 |
if (isJDK9OrHigher()) {
|
50609
|
457 |
add(ignore,
|
48190
|
458 |
"com/sun/crypto/provider/AESCrypt.implDecryptBlock([BI[BI)V",
|
|
459 |
"com/sun/crypto/provider/AESCrypt.implEncryptBlock([BI[BI)V",
|
|
460 |
"com/sun/crypto/provider/CipherBlockChaining.implDecrypt([BII[BI)I",
|
|
461 |
"com/sun/crypto/provider/CipherBlockChaining.implEncrypt([BII[BI)I");
|
|
462 |
} else {
|
50609
|
463 |
add(ignore,
|
43972
|
464 |
"com/sun/crypto/provider/AESCrypt.decryptBlock([BI[BI)V",
|
|
465 |
"com/sun/crypto/provider/AESCrypt.encryptBlock([BI[BI)V",
|
|
466 |
"com/sun/crypto/provider/CipherBlockChaining.decrypt([BII[BI)I",
|
|
467 |
"com/sun/crypto/provider/CipherBlockChaining.encrypt([BII[BI)I");
|
48190
|
468 |
}
|
|
469 |
}
|
|
470 |
|
|
471 |
// BigInteger intrinsics
|
|
472 |
if (!config.useMultiplyToLenIntrinsic()) {
|
|
473 |
if (isJDK9OrHigher()) {
|
50609
|
474 |
add(ignore, "java/math/BigInteger.implMultiplyToLen([II[II[I)[I");
|
43972
|
475 |
} else {
|
50609
|
476 |
add(ignore, "java/math/BigInteger.multiplyToLen([II[II[I)[I");
|
43972
|
477 |
}
|
|
478 |
}
|
48190
|
479 |
if (!config.useMulAddIntrinsic()) {
|
50609
|
480 |
add(ignore, "java/math/BigInteger.implMulAdd([I[IIII)I");
|
48190
|
481 |
}
|
|
482 |
if (!config.useMontgomeryMultiplyIntrinsic()) {
|
50609
|
483 |
add(ignore, "java/math/BigInteger.implMontgomeryMultiply([I[I[IIJ[I)[I");
|
48190
|
484 |
}
|
|
485 |
if (!config.useMontgomerySquareIntrinsic()) {
|
50609
|
486 |
add(ignore, "java/math/BigInteger.implMontgomerySquare([I[IIJ[I)[I");
|
48190
|
487 |
}
|
|
488 |
if (!config.useSquareToLenIntrinsic()) {
|
50609
|
489 |
add(ignore, "java/math/BigInteger.implSquareToLen([II[II)[I");
|
48190
|
490 |
}
|
|
491 |
|
|
492 |
// SHA intrinsics
|
|
493 |
if (!config.useSHA1Intrinsics()) {
|
|
494 |
if (isJDK9OrHigher()) {
|
50609
|
495 |
add(ignore, "sun/security/provider/SHA.implCompress0([BI)V");
|
43972
|
496 |
} else {
|
50609
|
497 |
add(ignore, "sun/security/provider/SHA.implCompress([BI)V");
|
43972
|
498 |
}
|
|
499 |
}
|
48190
|
500 |
if (!config.useSHA256Intrinsics()) {
|
|
501 |
if (isJDK9OrHigher()) {
|
50609
|
502 |
add(ignore, "sun/security/provider/SHA2.implCompress0([BI)V");
|
48190
|
503 |
} else {
|
50609
|
504 |
add(ignore, "sun/security/provider/SHA2.implCompress([BI)V");
|
48190
|
505 |
}
|
|
506 |
}
|
|
507 |
if (!config.useSHA512Intrinsics()) {
|
|
508 |
if (isJDK9OrHigher()) {
|
50609
|
509 |
add(ignore, "sun/security/provider/SHA5.implCompress0([BI)V");
|
48190
|
510 |
} else {
|
50609
|
511 |
add(ignore, "sun/security/provider/SHA5.implCompress([BI)V");
|
48190
|
512 |
}
|
|
513 |
}
|
|
514 |
}
|
|
515 |
|
|
516 |
private static boolean isJDK9OrHigher() {
|
49873
|
517 |
return GraalServices.JAVA_SPECIFICATION_VERSION >= 9;
|
43972
|
518 |
}
|
|
519 |
|
48861
|
520 |
private static boolean isJDK10OrHigher() {
|
49873
|
521 |
return GraalServices.JAVA_SPECIFICATION_VERSION >= 10;
|
48861
|
522 |
}
|
|
523 |
|
50330
|
524 |
private static boolean isJDK11OrHigher() {
|
|
525 |
return GraalServices.JAVA_SPECIFICATION_VERSION >= 11;
|
|
526 |
}
|
|
527 |
|
50609
|
528 |
public interface Refiner {
|
|
529 |
void refine(CheckGraalIntrinsics checker);
|
43972
|
530 |
}
|
|
531 |
|
|
532 |
@Test
|
|
533 |
@SuppressWarnings("try")
|
|
534 |
public void test() throws ClassNotFoundException {
|
|
535 |
HotSpotProviders providers = rt.getHostBackend().getProviders();
|
|
536 |
Plugins graphBuilderPlugins = providers.getGraphBuilderPlugins();
|
|
537 |
InvocationPlugins invocationPlugins = graphBuilderPlugins.getInvocationPlugins();
|
|
538 |
|
50609
|
539 |
HotSpotVMConfigStore store = config.getStore();
|
43972
|
540 |
List<VMIntrinsicMethod> intrinsics = store.getIntrinsics();
|
|
541 |
|
50609
|
542 |
for (Refiner refiner : ServiceLoader.load(Refiner.class)) {
|
|
543 |
refiner.refine(this);
|
|
544 |
}
|
|
545 |
|
43972
|
546 |
List<String> missing = new ArrayList<>();
|
50609
|
547 |
List<String> mischaracterizedAsToBeInvestigated = new ArrayList<>();
|
|
548 |
List<String> mischaracterizedAsIgnored = new ArrayList<>();
|
46459
|
549 |
EconomicMap<String, List<Binding>> bindings = invocationPlugins.getBindings(true);
|
43972
|
550 |
for (VMIntrinsicMethod intrinsic : intrinsics) {
|
46459
|
551 |
InvocationPlugin plugin = findPlugin(bindings, intrinsic);
|
50609
|
552 |
String m = String.format("%s.%s%s", intrinsic.declaringClass, intrinsic.name, intrinsic.descriptor);
|
46459
|
553 |
if (plugin == null) {
|
|
554 |
ResolvedJavaMethod method = resolveIntrinsic(providers.getMetaAccess(), intrinsic);
|
43972
|
555 |
if (method != null) {
|
46459
|
556 |
IntrinsicMethod intrinsicMethod = providers.getConstantReflection().getMethodHandleAccess().lookupMethodHandleIntrinsic(method);
|
43972
|
557 |
if (intrinsicMethod != null) {
|
|
558 |
continue;
|
|
559 |
}
|
|
560 |
}
|
50609
|
561 |
if (!toBeInvestigated.contains(m) && !ignore.contains(m) && !complexGuard.contains(m) && !downstream.contains(m)) {
|
43972
|
562 |
missing.add(m);
|
|
563 |
}
|
50609
|
564 |
} else {
|
|
565 |
if (toBeInvestigated.contains(m)) {
|
|
566 |
mischaracterizedAsToBeInvestigated.add(m);
|
|
567 |
} else if (ignore.contains(m)) {
|
|
568 |
mischaracterizedAsIgnored.add(m);
|
|
569 |
}
|
43972
|
570 |
}
|
|
571 |
}
|
|
572 |
|
50609
|
573 |
Formatter errorMsgBuf = new Formatter();
|
43972
|
574 |
if (!missing.isEmpty()) {
|
|
575 |
Collections.sort(missing);
|
|
576 |
String missingString = missing.stream().collect(Collectors.joining(String.format("%n ")));
|
50609
|
577 |
errorMsgBuf.format("missing Graal intrinsics for:%n %s%n", missingString);
|
|
578 |
}
|
|
579 |
if (!mischaracterizedAsToBeInvestigated.isEmpty()) {
|
|
580 |
Collections.sort(mischaracterizedAsToBeInvestigated);
|
|
581 |
String missingString = mischaracterizedAsToBeInvestigated.stream().collect(Collectors.joining(String.format("%n ")));
|
|
582 |
errorMsgBuf.format("found plugins for intrinsics characterized as toBeInvestigated:%n %s%n", missingString);
|
|
583 |
}
|
|
584 |
if (!mischaracterizedAsIgnored.isEmpty()) {
|
|
585 |
Collections.sort(mischaracterizedAsIgnored);
|
|
586 |
String missingString = mischaracterizedAsIgnored.stream().collect(Collectors.joining(String.format("%n ")));
|
|
587 |
errorMsgBuf.format("found plugins for intrinsics characterized as IGNORED:%n %s%n", missingString);
|
|
588 |
}
|
|
589 |
String errorMsg = errorMsgBuf.toString();
|
|
590 |
if (!errorMsg.isEmpty()) {
|
|
591 |
fail(errorMsg);
|
43972
|
592 |
}
|
|
593 |
}
|
|
594 |
}
|