/*

 * 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.

 */

/*

 * @test

 * @bug 8146416

 * @library /test/lib /

 *

 * @build sun.hotspot.WhiteBox

 * @run driver ClassFileInstaller sun.hotspot.WhiteBox

 *                                sun.hotspot.WhiteBox$WhiteBoxPermission

 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions

 *      -XX:+WhiteBoxAPI -Xbatch -Xmx100m

 *      -XX:CompileCommand=exclude,compiler.uncommontrap.DeoptReallocFailure::main

 *      compiler.uncommontrap.DeoptReallocFailure

 *

 */

package compiler.uncommontrap;

import sun.hotspot.WhiteBox;

import java.lang.reflect.Method;

public class DeoptReallocFailure {

    static class MemoryChunk {

        MemoryChunk other;

        Object[][] array;

        MemoryChunk(MemoryChunk other) {

            this.other = other;

            array = new Object[1024 * 256][];

        }

    }

    static class NoEscape {

        long f1;

    }

    static MemoryChunk root;

    private static final WhiteBox WB = WhiteBox.getWhiteBox();

    public static synchronized long  test() {

        NoEscape[] noEscape = new NoEscape[45];

        noEscape[0] = new NoEscape();

        for (int i=0;i<1024*256;i++) {

           root.array[i]= new Object[45];

        }

        return noEscape[0].f1;

    }

    public static void main(String[] args) throws Throwable {

        //Exhaust Memory

        root = null;

        try {

            while (true) {

                root = new MemoryChunk(root);

            }

        } catch (OutOfMemoryError oom) {

        }

        if (root == null) {

          return;

        }

        try {

            NoEscape dummy = new NoEscape();

            Method m = DeoptReallocFailure.class.getMethod("test");

            WB.enqueueMethodForCompilation(m, 4);

            test();

        } catch (OutOfMemoryError oom) {

            root = null;

            oom.printStackTrace();

        }

        System.out.println("TEST PASSED");

    }

}