/* * Copyright (c) 2011, 2018, 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 vm.mlvm.indy.stress.java.loopsAndThreads; import java.dyn.CallSite; import java.dyn.InvokeDynamic; import java.dyn.Linkage; import java.dyn.MethodHandles; import java.dyn.MethodType; import java.util.concurrent.atomic.AtomicInteger; import java.util.concurrent.atomic.AtomicLong; import vm.mlvm.share.MlvmTest; import vm.mlvm.share.MultiThreadedTest; public class Test extends MultiThreadedTest { private static final int THREAD_COUNT = 100; private static final int CYCLES_COUNT = 10000; // Provoke compiler private static final long EXPECTED_TARGET_CALLS = 100L * THREAD_COUNT * CYCLES_COUNT; private AtomicLong _counter = new AtomicLong(); static { Linkage.registerBootstrapMethod(Test.class, "bootstrap"); } public Test() { super(THREAD_COUNT); } public static CallSite bootstrap(Class c, String name, MethodType mt) { getLog().trace(0, "Class " + c + "; method name = " + name + "; method type = " + mt); CallSite cs = new CallSite(c, name, mt); cs.setTarget(MethodHandles.publicLookup().findVirtual( Test.class, "target", MethodType.methodType(Object.class, String.class, int.class))); return cs; } public Object target(String s, int i) { _counter.incrementAndGet(); return null; } @Override public boolean runThread() throws Throwable { final Test x = this; for ( int i = 0; i < CYCLES_COUNT; i++ ) { InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "world", 123); InvokeDynamic.greet(x, "mundus", 456); InvokeDynamic.greet(x, "kosmos", 789); InvokeDynamic.greet(x, "mundus", 123); } return true; } protected boolean tearDown() throws Throwable { getLog().display("Target was called " + _counter + " times of " + EXPECTED_TARGET_CALLS); return _counter.get() == EXPECTED_TARGET_CALLS; } public static void main(String[] args) { MlvmTest.launch(args); } }