TestVectorUnalignedOffset.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2016, Red Hat, Inc. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/**
25 * @test
26 * @bug 8155612
27 * @summary Aarch64: vector nodes need to support misaligned offset
28 *
29 * @run main/othervm -XX:-BackgroundCompilation compiler.vectorization.TestVectorUnalignedOffset
30 */
31
32package compiler.vectorization;
33
34public class TestVectorUnalignedOffset {
35
36    static void test1(int[] src_array, int[] dst_array, int l) {
37        for (int i = 0; i < l; i++) {
38            dst_array[i + 250] = src_array[i + 250];
39        }
40    }
41
42    static void test2(byte[] src_array, byte[] dst_array, int l) {
43        for (int i = 0; i < l; i++) {
44            dst_array[i + 250] = src_array[i + 250];
45        }
46    }
47
48    static public void main(String[] args) {
49        int[] int_array = new int[1000];
50        byte[] byte_array = new byte[1000];
51        for (int i = 0; i < 20000; i++) {
52            test1(int_array, int_array, int_array.length - 250);
53            test2(byte_array, byte_array, byte_array.length - 250);
54        }
55    }
56}
57