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 * 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.

 *

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 */

/**

 * @test

 * @bug 6982370

 * @summary SIGBUS in jbyte_fill

 *

 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+OptimizeFill -Xbatch

 *      compiler.intrinsics.Test6982370

 */

package compiler.intrinsics;

import java.util.Arrays;

/**

 * Exercise the fill routine for various short alignments and sizes

 */

public class Test6982370 {

    public static void main(String[] args) {

        test_byte();

        test_char();

        test_short();

        test_int();

        test_float();

    }

    public static void test_int() {

        int[] a = new int[16];

        for (int i = 0; i < 200000; i++) {

            int start = i & 7;

            int end = start + ((i >> 4) & 7);

            int value = i;

            if ((i & 1) == 1) value = -value;

            Arrays.fill(a, start, end, value);

            boolean error = false;

            for (int j = start; j < end; j++) {

                if (a[j] != value) {

                    System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);

                    error = true;

                }

            }

            if (error) throw new InternalError();

        }

    }

    public static void test_float() {

        float[] a = new float[16];

        for (int i = 0; i < 200000; i++) {

            int start = i & 7;

            int end = start + ((i >> 4) & 7);

            float value = (float)i;

            if ((i & 1) == 1) value = -value;

            Arrays.fill(a, start, end, value);

            boolean error = false;

            for (int j = start; j < end; j++) {

                if (a[j] != value) {

                    System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);

                    error = true;

                }

            }

            if (error) throw new InternalError();

        }

    }

    public static void test_char() {

        char[] a = new char[16];

        for (int i = 0; i < 200000; i++) {

            int start = i & 7;

            int end = start + ((i >> 4) & 7);

            char value = (char)i;

            Arrays.fill(a, start, end, value);

            boolean error = false;

            for (int j = start; j < end; j++) {

                if (a[j] != value) {

                    System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);

                    error = true;

                }

            }

            if (error) throw new InternalError();

        }

    }

    public static void test_short() {

        short[] a = new short[16];

        for (int i = 0; i < 200000; i++) {

            int start = i & 7;

            int end = start + ((i >> 4) & 7);

            short value = (short)i;

            if ((i & 1) == 1) value = (short)-value;

            Arrays.fill(a, start, end, value);

            boolean error = false;

            for (int j = start; j < end; j++) {

                if (a[j] != value) {

                    System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);

                    error = true;

                }

            }

            if (error) throw new InternalError();

        }

    }

    public static void test_byte() {

        for (int i = 0; i < 200000; i++) {

            byte[] a = new byte[16];

            int start = i & 7;

            int end = start + ((i >> 4) & 7);

            byte value = (byte)i;

            if ((i & 1) == 1) value = (byte)-value;

            Arrays.fill(a, start, end, value);

            boolean error = false;

            for (int j = start; j < end; j++) {

                if (a[j] != value) {

                    System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);

                    error = true;

                }

            }

            if (error) throw new InternalError();

        }

    }

}