/*

 * Copyright (c) 2006, 2013, 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 6431242

 *

 * @run main compiler.codegen.Test6431242

 */

package compiler.codegen;

public class Test6431242 {

    int _len = 8;

    int[] _arr_i = new int[_len];

    long[] _arr_l = new long[_len];

    int[] _arr_i_cp = new int[_len];

    long[] _arr_l_cp = new long[_len];

    int _k = 0x12345678;

    int _j = 0;

    int _ir = 0x78563412;

    int _ir1 = 0x78563413;

    int _ir2 = 0x79563412;

    long _m = 0x123456789abcdef0L;

    long _l = 0L;

    long _lr = 0xf0debc9a78563412L;

    long _lr1 = 0xf0debc9a78563413L;

    long _lr2 = 0xf1debc9a78563412L;

    void init() {

        for (int i = 0; i < _arr_i.length; i++) {

            _arr_i[i] = _k;

            _arr_l[i] = _m;

        }

    }

    public int test_int_reversed(int i) {

        return Integer.reverseBytes(i);

    }

    public long test_long_reversed(long i) {

        return Long.reverseBytes(i);

    }

    public void test_copy_ints(int[] dst, int[] src) {

        for (int i = 0; i < src.length; i++) {

            dst[i] = Integer.reverseBytes(src[i]);

        }

    }

    public void test_copy_ints_reversed(int[] dst, int[] src) {

        for (int i = 0; i < src.length; i++) {

            dst[i] = 1 + Integer.reverseBytes(src[i]);

        }

    }

    public void test_copy_ints_store_reversed(int[] dst, int[] src) {

        for (int i = 0; i < src.length; i++) {

            dst[i] = Integer.reverseBytes(1 + src[i]);

        }

    }

    public void test_copy_longs(long[] dst, long[] src) {

        for (int i = 0; i < src.length; i++) {

            dst[i] = Long.reverseBytes(src[i]);

        }

    }

    public void test_copy_longs_reversed(long[] dst, long[] src) {

        for (int i = 0; i < src.length; i++) {

            dst[i] = 1 + Long.reverseBytes(src[i]);

        }

    }

    public void test_copy_longs_store_reversed(long[] dst, long[] src) {

        for (int i = 0; i < src.length; i++) {

            dst[i] = Long.reverseBytes(1 + src[i]);

        }

    }

    public void test() throws Exception {

        int up_limit = 90000;

        //test single

        for (int loop = 0; loop < up_limit; loop++) {

            _j = test_int_reversed(_k);

            if (_j != _ir) {

                throw new Exception("Interger.reverseBytes failed " + _j + " iter " + loop);

            }

            _l = test_long_reversed(_m);

            if (_l != _lr) {

                throw new Exception("Long.reverseBytes failed " + _l + " iter " + loop);

            }

        }

        // test scalar load/store

        for (int loop = 0; loop < up_limit; loop++) {

            test_copy_ints(_arr_i_cp, _arr_i);

            for (int j = 0; j < _arr_i.length; j++) {

                if (_arr_i_cp[j] != _ir) {

                    throw new Exception("Interger.reverseBytes failed test_copy_ints iter " + loop);

                }

            }

            test_copy_ints_reversed(_arr_i_cp, _arr_i);

            for (int j = 0; j < _arr_i.length; j++) {

                if (_arr_i_cp[j] != _ir1) {

                    throw new Exception("Interger.reverseBytes failed test_copy_ints_reversed iter " + loop);

                }

            }

            test_copy_ints_store_reversed(_arr_i_cp, _arr_i);

            for (int j = 0; j < _arr_i.length; j++) {

                if (_arr_i_cp[j] != _ir2) {

                    throw new Exception("Interger.reverseBytes failed test_copy_ints_store_reversed iter " + loop);

                }

            }

            test_copy_longs(_arr_l_cp, _arr_l);

            for (int j = 0; j < _arr_i.length; j++) {

                if (_arr_l_cp[j] != _lr) {

                    throw new Exception("Long.reverseBytes failed test_copy_longs iter " + loop);

                }

            }

            test_copy_longs_reversed(_arr_l_cp, _arr_l);

            for (int j = 0; j < _arr_i.length; j++) {

                if (_arr_l_cp[j] != _lr1) {

                    throw new Exception("Long.reverseBytes failed test_copy_longs_reversed iter " + loop);

                }

            }

            test_copy_longs_store_reversed(_arr_l_cp, _arr_l);

            for (int j = 0; j < _arr_i.length; j++) {

                if (_arr_l_cp[j] != _lr2) {

                    throw new Exception("Long.reverseBytes failed test_copy_longs_store_reversed iter " + loop);

                }

            }

        }

    }

    public static void main(String args[]) {

        try {

            Test6431242 t = new Test6431242();

            t.init();

            t.test();

            System.out.println("Passed");

        } catch (Exception e) {

            e.printStackTrace();

            System.out.println("Failed");

        }

    }

}