64 lines
1.9 KiB
Java
64 lines
1.9 KiB
Java
/*
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* Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2021, Arm Limited. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8261022
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* @summary Test vectorization of Math.abs() with unsigned type
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* @run main/othervm compiler.vectorization.TestAbsCharVector
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*/
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package compiler.vectorization;
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public class TestAbsCharVector {
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private static int SIZE = 60000;
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public static void main(String args[]) {
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char[] a = new char[SIZE];
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char[] b = new char[SIZE];
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for (int i = 0; i < SIZE; i++) {
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a[i] = b[i] = (char) i;
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}
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for (int i = 0; i < 20000; i++) {
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arrayAbs(a);
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}
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for (int i = 0; i < SIZE; i++) {
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if (a[i] != b[i]) {
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throw new RuntimeException("Broken!");
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}
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}
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}
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private static void arrayAbs(char[] arr) {
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for (int i = 0; i < SIZE; i++) {
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arr[i] = (char) Math.abs(arr[i]);
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}
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}
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}
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