1 /* 2 * Copyright (c) 2017, Oracle and/or its affiliates. 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 import jdk.incubator.vector.*; 25 import jdk.internal.misc.Unsafe; 26 import org.testng.Assert; 27 import org.testng.annotations.DataProvider; 28 import org.testng.annotations.Test; 29 30 /** 31 * @test 32 * @modules jdk.incubator.vector java.base/jdk.internal.misc 33 * @run testng PreferredSpeciesTest 34 */ 35 36 public class PreferredSpeciesTest { 37 static final Unsafe U = Unsafe.getUnsafe(); 38 39 @DataProvider 40 public static Object[][] classesProvider() { 41 return new Object[][]{ 42 {byte.class}, 43 {short.class}, 44 {int.class}, 45 {float.class}, 46 {long.class}, 47 {double.class}, 48 }; 49 } 50 51 @Test(dataProvider = "classesProvider") 52 void testVectorLength(Class<?> c) { 53 VectorSpecies<?> species = null; 54 if (c == byte.class) { 55 species = ByteVector.SPECIES_PREFERRED; 56 } else if (c == short.class) { 57 species = ShortVector.SPECIES_PREFERRED; 58 } else if (c == int.class) { 59 species = IntVector.SPECIES_PREFERRED; 60 } else if (c == long.class) { 61 species = LongVector.SPECIES_PREFERRED; 62 } else if (c == float.class) { 63 species = FloatVector.SPECIES_PREFERRED; 64 } else if (c == double.class) { 65 species = DoubleVector.SPECIES_PREFERRED; 66 } else { 67 throw new IllegalArgumentException("Bad vector element type: " + c.getName()); 68 } 69 70 Assert.assertEquals(species.length(), U.getMaxVectorSize(c)); 71 } 72 }