--- /dev/null 2017-01-22 10:16:57.869617664 -0800 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.jtt/src/org/graalvm/compiler/jtt/lang/Math_exact.java 2017-02-15 17:03:09.033506359 -0800 @@ -0,0 +1,98 @@ +/* + * Copyright (c) 2015, 2015, Oracle and/or its affiliates. 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. + */ +package org.graalvm.compiler.jtt.lang; + +import org.junit.Test; + +import org.graalvm.compiler.jtt.JTTTest; + +/* + */ +public class Math_exact extends JTTTest { + + public static int testIntAddExact(int a, int b) { + return Math.addExact(a, b); + } + + @Test + public void runTestIntAddExact() throws Throwable { + runTest("testIntAddExact", 1, 2); + runTest("testIntAddExact", 1, Integer.MAX_VALUE); + runTest("testIntAddExact", -1, Integer.MIN_VALUE); + } + + public static long testLongAddExact(long a, long b) { + return Math.addExact(a, b); + } + + @Test + public void runTestLongAddExact() throws Throwable { + runTest("testLongAddExact", 1L, 2L); + runTest("testLongAddExact", 1L, Long.MAX_VALUE); + runTest("testLongAddExact", -1L, Long.MIN_VALUE); + } + + public static int testIntSubExact(int a, int b) { + return Math.subtractExact(a, b); + } + + @Test + public void runTestIntSubExact() throws Throwable { + runTest("testIntSubExact", 1, 2); + runTest("testIntSubExact", -2, Integer.MAX_VALUE); + runTest("testIntSubExact", 2, Integer.MIN_VALUE); + } + + public static long testLongSubExact(long a, long b) { + return Math.subtractExact(a, b); + } + + @Test + public void runTestLongSubExact() throws Throwable { + runTest("testLongSubExact", 1L, 2L); + runTest("testLongSubExact", -2L, Long.MAX_VALUE); + runTest("testLongSubExact", 2L, Long.MIN_VALUE); + } + + public static int testIntMulExact(int a, int b) { + return Math.multiplyExact(a, b); + } + + @Test + public void runTestIntMulExact() throws Throwable { + runTest("testIntMulExact", 1, 2); + runTest("testIntMulExact", -2, Integer.MAX_VALUE); + runTest("testIntMulExact", 2, Integer.MIN_VALUE); + } + + public static long testLongMulExact(long a, long b) { + return Math.multiplyExact(a, b); + } + + @Test + public void runTestLongMulExact() throws Throwable { + runTest("testLongMulExact", 1L, 2L); + runTest("testLongMulExact", 2L, Long.MAX_VALUE); + runTest("testLongMulExact", -2L, Long.MIN_VALUE); + } +}