test/hotspot/jtreg/runtime/locking/TestOutOfOrderUnlocking.jasm

/*
 * Copyright Amazon.com Inc. 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.
 *
 */

/*
 * @test id=int
 * @summary Check that monitorenter A; monitorenter B; monitorexit A; monitorexit B; works
 * @compile TestOutOfOrderUnlocking.jasm
 * @run main/othervm -Xint TestOutOfOrderUnlocking
 */
/*
 * @test id=comp
 * @summary Check that monitorenter A; monitorenter B; monitorexit A; monitorexit B; works, with -Xcomp
 * @compile TestOutOfOrderUnlocking.jasm
 * @run main/othervm -Xcomp TestOutOfOrderUnlocking
 */

super public class TestOutOfOrderUnlocking version 64:0 {

    public static Method main:"([Ljava/lang/String;)V" stack 2 locals 4 {
        new class java/lang/Object;
        dup;
        invokespecial Method java/lang/Object."<init>":"()V";
        astore_1;
        new class java/lang/Object;
        dup;
        invokespecial Method java/lang/Object."<init>":"()V";
        astore_2;
        aload_1;
        monitorenter;
        aload_2;
        monitorenter;
        aload_1;
        monitorexit;
        aload_2;
        monitorexit;
        return;
    }

}