| /* |
| * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved. |
| * Copyright (c) 2021, Arm Limited. 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 8261022 |
| * @summary Test vectorization of Math.abs() with unsigned type |
| * @run main/othervm compiler.vectorization.TestAbsCharVector |
| */ |
| |
| package compiler.vectorization; |
| |
| public class TestAbsCharVector { |
| |
| private static int SIZE = 60000; |
| |
| public static void main(String args[]) { |
| char[] a = new char[SIZE]; |
| char[] b = new char[SIZE]; |
| |
| for (int i = 0; i < SIZE; i++) { |
| a[i] = b[i] = (char) i; |
| } |
| |
| for (int i = 0; i < 20000; i++) { |
| arrayAbs(a); |
| } |
| |
| for (int i = 0; i < SIZE; i++) { |
| if (a[i] != b[i]) { |
| throw new RuntimeException("Broken!"); |
| } |
| } |
| } |
| |
| private static void arrayAbs(char[] arr) { |
| for (int i = 0; i < SIZE; i++) { |
| arr[i] = (char) Math.abs(arr[i]); |
| } |
| } |
| } |
| |