1 /* 2 * Copyright (c) 2019, 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 25 26 package org.graalvm.compiler.core.test; 27 28 import org.junit.Test; 29 30 public class IntegerStampShiftTest extends GraalCompilerTest { 31 32 public static int unsignedShiftPositiveInt(boolean f) { 33 int h = f ? 0x7FFFFFF0 : 0x7FFFFF00; 34 return h >>> 8; 35 } 36 37 @Test 38 public void testUnsignedShiftPositiveInt() { 39 test("unsignedShiftPositiveInt", false); 40 } 41 42 public static int unsignedShiftNegativeInt(boolean f) { 43 int h = f ? 0xFFFFFFF0 : 0xFFFFFF00; 44 return h >>> 8; 45 } 46 47 @Test 48 public void testUnsignedShiftNegativeInt() { 49 test("unsignedShiftNegativeInt", false); 50 } 51 52 public static long unsignedShiftPositiveLong(boolean f) { 53 long h = f ? 0x7FFFFFFFFFFFFFF0L : 0x7FFFFFFFFFFFFF00L; 54 return h >>> 8; 55 } 56 57 @Test 58 public void testUnsignedShiftPositiveLong() { 59 test("unsignedShiftPositiveLong", false); 60 } 61 62 public static long unsignedShiftNegativeLong(boolean f) { 63 long h = f ? 0xFFFFFFFFFFFFFFF0L : 0xFFFFFFFFFFFFFF00L; 64 return h >>> 8; 65 } 66 67 @Test 68 public void testUnsignedShiftNegativeLong() { 69 test("unsignedShiftNegativeLong", false); 70 } 71 }