--- /dev/null 2016-05-31 09:42:47.975716356 -0700 +++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot.test/src/org/graalvm/compiler/hotspot/test/TestIntrinsicCompiles.java 2016-12-07 13:49:58.747732234 -0800 @@ -0,0 +1,97 @@ +/* + * Copyright (c) 2014, 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. + */ +package org.graalvm.compiler.hotspot.test; + +import java.util.List; +import java.util.Set; + +import org.junit.Test; + +import org.graalvm.compiler.api.test.Graal; +import org.graalvm.compiler.core.common.CompilationIdentifier; +import org.graalvm.compiler.core.test.GraalCompilerTest; +import org.graalvm.compiler.hotspot.HotSpotGraalCompiler; +import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider; +import org.graalvm.compiler.hotspot.meta.HotSpotProviders; +import org.graalvm.compiler.nodes.StructuredGraph; +import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins; +import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin; +import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins; +import org.graalvm.compiler.nodes.graphbuilderconf.MethodSubstitutionPlugin; +import org.graalvm.compiler.runtime.RuntimeProvider; + +import jdk.vm.ci.hotspot.HotSpotVMConfigStore; +import jdk.vm.ci.hotspot.VMIntrinsicMethod; +import jdk.vm.ci.meta.ResolvedJavaMethod; +import jdk.vm.ci.runtime.JVMCI; + +/** + * Exercise the compilation of intrinsic method substitutions. + */ +public class TestIntrinsicCompiles extends GraalCompilerTest { + + private static boolean match(ResolvedJavaMethod method, VMIntrinsicMethod intrinsic) { + if (intrinsic.name.equals(method.getName())) { + if (intrinsic.descriptor.equals(method.getSignature().toMethodDescriptor())) { + String declaringClass = method.getDeclaringClass().toClassName().replace('.', '/'); + if (declaringClass.equals(intrinsic.declaringClass)) { + return true; + } + } + } + return false; + } + + private static ResolvedJavaMethod findMethod(Set methods, VMIntrinsicMethod intrinsic) { + for (ResolvedJavaMethod method : methods) { + if (match(method, intrinsic)) { + return method; + } + } + return null; + } + + @Test + @SuppressWarnings("try") + public void test() { + HotSpotGraalCompiler compiler = (HotSpotGraalCompiler) JVMCI.getRuntime().getCompiler(); + HotSpotGraalRuntimeProvider rt = (HotSpotGraalRuntimeProvider) Graal.getRequiredCapability(RuntimeProvider.class); + HotSpotProviders providers = rt.getHostBackend().getProviders(); + Plugins graphBuilderPlugins = providers.getGraphBuilderPlugins(); + InvocationPlugins invocationPlugins = graphBuilderPlugins.getInvocationPlugins(); + + Set pluginMethods = invocationPlugins.getMethods(); + HotSpotVMConfigStore store = rt.getVMConfig().getStore(); + List intrinsics = store.getIntrinsics(); + for (VMIntrinsicMethod intrinsic : intrinsics) { + ResolvedJavaMethod method = findMethod(pluginMethods, intrinsic); + if (method != null) { + InvocationPlugin plugin = invocationPlugins.lookupInvocation(method); + if (plugin instanceof MethodSubstitutionPlugin && !method.isNative()) { + StructuredGraph graph = compiler.getIntrinsicGraph(method, providers, CompilationIdentifier.INVALID_COMPILATION_ID); + getCode(method, graph); + } + } + } + } +}