/*

 * Copyright (c) 2014, 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 8055153

 * @summary missing control on LoadRange and LoadKlass when array copy macro node is expanded

 *

 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:-TieredCompilation

 *                   compiler.arraycopy.TestMissingControl

 *

 */

package compiler.arraycopy;

public class TestMissingControl {

    static int[] m1(int[] a2) {

        int[] a1 = new int[10];

        System.arraycopy(a1, 0, a2, 0, 10);

        return a1;

    }

    static class A {

    }

    static Object m2(Object[] a2) {

        A[] a1 = new A[10];

        System.arraycopy(a1, 0, a2, 0, 10);

        return a1;

    }

    static void test1() {

        int[] a2 = new int[10];

        int[] a3 = new int[5];

        // compile m1 with arraycopy intrinsified

        for (int i = 0; i < 20000; i++) {

            m1(a2);

        }

        // make m1 trap

        for (int i = 0; i < 10; i++) {

            try {

                m1(a3);

            } catch(IndexOutOfBoundsException ioobe) {

            }

        }

        // recompile m1

        for (int i = 0; i < 20000; i++) {

            m1(a2);

        }

        try {

            m1(null);

        } catch(NullPointerException npe) {}

    }

    static void test2() {

        A[] a2 = new A[10];

        A[] a3 = new A[5];

        // compile m2 with arraycopy intrinsified

        for (int i = 0; i < 20000; i++) {

            m2(a2);

        }

        // make m2 trap

        for (int i = 0; i < 10; i++) {

            try {

                m2(a3);

            } catch(IndexOutOfBoundsException ioobe) {

            }

        }

        // recompile m2

        for (int i = 0; i < 20000; i++) {

            m2(a2);

        }

        try {

            m2(null);

        } catch(NullPointerException npe) {}

    }

    static public void main(String[] args) {

        test1();

        test2();

    }

}