--- /dev/null 2017-01-22 10:16:57.869617664 -0800 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.test/src/org/graalvm/compiler/hotspot/test/GraalOSRLockTest.java 2017-02-15 16:59:25.347757469 -0800 @@ -0,0 +1,57 @@ +/* + * Copyright (c) 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 org.junit.Ignore; +import org.junit.Test; + +import org.graalvm.compiler.api.directives.GraalDirectives; + +/** + * Test on-stack-replacement with locks. + */ +public class GraalOSRLockTest extends GraalOSRTestBase { + + @Ignore("OSR with locks not supported") + @Test + public void testOSR() { + testOSR("test"); + } + + static int limit = 10000; + + private static Object lock = new Object(); + + public static ReturnValue test() { + synchronized (lock) { + for (int i = 0; i < limit * limit; i++) { + GraalDirectives.blackhole(i); + if (GraalDirectives.inCompiledCode()) { + return ReturnValue.SUCCESS; + } + } + return ReturnValue.FAILURE; + } + } + +}