1 /* 2 * Copyright (c) 2013, 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 * @test 26 * @bug 8025657 27 * @summary Test repeating addExact 28 * @compile AddExactIRepeatTest.java Verify.java 29 * @run main AddExactIRepeatTest -XX:+IgnoreUnrecognizedVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseMathExactIntrinsics 30 * 31 */ 32 33 public class AddExactIRepeatTest { 34 public static void main(String[] args) { 35 runTest(new Verify.AddExactI()); 36 } 37 38 public static int nonExact(int x, int y, Verify.BinaryMethod method) { 39 int result = method.unchecked(x, y); 40 result += method.unchecked(x, y); 41 result += method.unchecked(x, y); 42 result += method.unchecked(x, y); 43 return result; 44 } 45 46 public static void runTest(Verify.BinaryMethod method) { 47 java.util.Random rnd = new java.util.Random(); 48 for (int i = 0; i < 50000; ++i) { 49 int x = Integer.MAX_VALUE - 10; 50 int y = Integer.MAX_VALUE - 10 + rnd.nextInt(5); 51 52 int c = rnd.nextInt() / 2; 53 int d = rnd.nextInt() / 2; 54 55 int a = catchingExact(x, y, method); 56 57 if (a != 36) { 58 throw new RuntimeException("a != 36 : " + a); 59 } 60 61 int b = nonExact(c, d, method); 62 int n = exact(c, d, method); 63 64 65 if (n != b) { 66 throw new RuntimeException("n != b : " + n + " != " + b); 67 } 68 } 69 } 70 71 public static int exact(int x, int y, Verify.BinaryMethod method) { 72 int result = 0; 73 result += method.checkMethod(x, y); 74 result += method.checkMethod(x, y); 75 result += method.checkMethod(x, y); 76 result += method.checkMethod(x, y); 77 return result; 78 } 79 80 public static int catchingExact(int x, int y, Verify.BinaryMethod method) { 81 int result = 0; 82 try { 83 result += 5; 84 result = method.checkMethod(x, y); 85 } catch (ArithmeticException e) { 86 result += 1; 87 } 88 try { 89 result += 6; 90 91 result += method.checkMethod(x, y); 92 } catch (ArithmeticException e) { 93 result += 2; 94 } 95 try { 96 result += 7; 97 result += method.checkMethod(x, y); 98 } catch (ArithmeticException e) { 99 result += 3; 100 } 101 try { 102 result += 8; 103 result += method.checkMethod(x, y); 104 } catch (ArithmeticException e) { 105 result += 4; 106 } 107 return result; 108 } 109 }