--- /dev/null 2017-11-16 08:17:56.803999947 +0100 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.test/src/org/graalvm/compiler/core/test/IntegerDivRemConstantTest.java 2019-03-12 08:10:30.207927095 +0100 @@ -0,0 +1,293 @@ +/* + * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2019, Arm Limited and 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.core.test; + +import org.junit.Test; + +public class IntegerDivRemConstantTest extends GraalCompilerTest { + public static int intDivPositiveConstant(int val) { + return val / 5; + } + + @Test + public void testIntDivPositiveConstant() { + test("intDivPositiveConstant", -10); + test("intDivPositiveConstant", 0); + test("intDivPositiveConstant", 4256); + test("intDivPositiveConstant", Integer.MAX_VALUE); + test("intDivPositiveConstant", Integer.MIN_VALUE); + } + + public static int intDivIntegerMax(int val) { + return val / Integer.MAX_VALUE; + } + + @Test + public void testIntDivIntegerMax() { + test("intDivIntegerMax", -10); + test("intDivIntegerMax", 0); + test("intDivIntegerMax", 4256); + test("intDivIntegerMax", Integer.MAX_VALUE); + test("intDivIntegerMax", Integer.MIN_VALUE); + } + + public static int intDivNegativeConstant(int val) { + return val / -1234; + } + + @Test + public void testIntDivNegativeConstant() { + test("intDivNegativeConstant", -123); + test("intDivNegativeConstant", 0); + test("intDivNegativeConstant", 123); + test("intDivNegativeConstant", Integer.MAX_VALUE); + test("intDivNegativeConstant", Integer.MIN_VALUE); + } + + public static int intDivIntegerMinOdd(int val) { + return val / (Integer.MIN_VALUE + 1); + } + + @Test + public void testIntDivIntegerMinOdd() { + test("intDivIntegerMinOdd", -123); + test("intDivIntegerMinOdd", 0); + test("intDivIntegerMinOdd", 123); + test("intDivIntegerMinOdd", Integer.MAX_VALUE); + test("intDivIntegerMinOdd", Integer.MIN_VALUE); + } + + public static long longDivPositiveConstant(long val) { + return val / 35170432; + } + + @Test + public void testLongDivPositiveConstant() { + test("longDivPositiveConstant", -1234L); + test("longDivPositiveConstant", 0L); + test("longDivPositiveConstant", 214423L); + test("longDivPositiveConstant", Long.MAX_VALUE); + test("longDivPositiveConstant", Long.MIN_VALUE); + } + + public static long longDivLongMax(long val) { + return val / Long.MAX_VALUE; + } + + @Test + public void testLongDivLongMax() { + test("longDivLongMax", -1234L); + test("longDivLongMax", 0L); + test("longDivLongMax", 214423L); + test("longDivLongMax", Long.MAX_VALUE); + test("longDivLongMax", Long.MIN_VALUE); + } + + public static long longDivNegativeConstant(long val) { + return val / -413; + } + + @Test + public void testLongDivNegativeConstant() { + test("longDivNegativeConstant", -43L); + test("longDivNegativeConstant", 0L); + test("longDivNegativeConstant", 147065L); + test("longDivNegativeConstant", Long.MAX_VALUE); + test("longDivNegativeConstant", Long.MIN_VALUE); + } + + public static long longDivLongMinOdd(long val) { + return val / (Long.MIN_VALUE + 1); + } + + @Test + public void testLongDivLongMinOdd() { + test("longDivLongMinOdd", -1234L); + test("longDivLongMinOdd", 0L); + test("longDivLongMinOdd", 214423L); + test("longDivLongMinOdd", Long.MAX_VALUE); + test("longDivLongMinOdd", Long.MIN_VALUE); + } + + public static int intRemPositiveConstant(int val) { + return val % 139968; + } + + @Test + public void testIntRemPositiveConstant() { + test("intRemPositiveConstant", -10); + test("intRemPositiveConstant", 0); + test("intRemPositiveConstant", 4256); + test("intRemPositiveConstant", Integer.MAX_VALUE); + test("intRemPositiveConstant", Integer.MIN_VALUE); + } + + public static int intRemNegativeConstant(int val) { + return val % -139968; + } + + @Test + public void testIntRemNegativeConstant() { + test("intRemNegativeConstant", -10); + test("intRemNegativeConstant", 0); + test("intRemNegativeConstant", 4256); + test("intRemNegativeConstant", Integer.MAX_VALUE); + test("intRemNegativeConstant", Integer.MIN_VALUE); + } + + @SuppressWarnings("divzero") + public static int intRemZero(int val) { + return val % 0; + } + + @Test + public void testIntRemZero() { + test("intRemZero", -10); + test("intRemZero", 0); + test("intRemZero", 4256); + test("intRemZero", Integer.MAX_VALUE); + test("intRemZero", Integer.MIN_VALUE); + } + + public static int intRemMax(int val) { + return val % Integer.MAX_VALUE; + } + + @Test + public void testIntRemMax() { + test("intRemMax", -10); + test("intRemMax", 0); + test("intRemMax", 4256); + test("intRemMax", Integer.MAX_VALUE); + test("intRemMax", Integer.MIN_VALUE); + } + + public static int intRemMin(int val) { + return val % Integer.MIN_VALUE; + } + + @Test + public void testIntRemMin() { + test("intRemMin", -10); + test("intRemMin", 0); + test("intRemMin", 4256); + test("intRemMin", Integer.MAX_VALUE); + test("intRemMin", Integer.MIN_VALUE); + } + + public static long longRemPositiveConstant(long val) { + return val % 35170432; + } + + public static int intRemPowerOf2(int val) { + return val % 4; + } + + @Test + public void testIntRemPowerOf2() { + test("intRemPowerOf2", -10); + test("intRemPowerOf2", 0); + test("intRemPowerOf2", 4256); + test("intRemPowerOf2", Integer.MAX_VALUE); + test("intRemPowerOf2", Integer.MIN_VALUE); + } + + @Test + public void testLongRemPositiveConstant() { + test("longRemPositiveConstant", -1234L); + test("longRemPositiveConstant", 0L); + test("longRemPositiveConstant", 214423L); + test("longRemPositiveConstant", Long.MAX_VALUE); + test("longRemPositiveConstant", Long.MIN_VALUE); + } + + public static long longRemNegativeConstant(long val) { + return val % -413; + } + + @Test + public void testLongRemNegativeConstant() { + test("longRemNegativeConstant", -43L); + test("longRemNegativeConstant", 0L); + test("longRemNegativeConstant", 147065L); + test("longRemNegativeConstant", Long.MAX_VALUE); + test("longRemNegativeConstant", Long.MIN_VALUE); + } + + @SuppressWarnings("divzero") + public static long longRemZero(long val) { + return val % 0; + } + + @Test + public void testLongRemZero() { + test("longRemZero", -43L); + test("longRemZero", 0L); + test("longRemZero", 147065L); + test("longRemZero", Long.MAX_VALUE); + test("longRemZero", Long.MIN_VALUE); + } + + public static long longRemMax(long val) { + return val % Long.MAX_VALUE; + } + + @Test + public void testLongRemMax() { + test("longRemMax", -43L); + test("longRemMax", 0L); + test("longRemMax", 147065L); + test("longRemMax", Long.MAX_VALUE); + test("longRemMax", Long.MIN_VALUE); + } + + public static long longRemMin(long val) { + return val % Long.MIN_VALUE; + } + + @Test + public void testLongRemMin() { + test("longRemMin", -43L); + test("longRemMin", 0L); + test("longRemMin", 147065L); + test("longRemMin", Long.MAX_VALUE); + test("longRemMin", Long.MIN_VALUE); + } + + public static long longRemPowerOf2(long val) { + return val % 4L; + } + + @Test + public void testLongRemPowerOf2() { + test("longRemPowerOf2", -43L); + test("longRemPowerOf2", 0L); + test("longRemPowerOf2", 147065L); + test("longRemPowerOf2", Long.MAX_VALUE); + test("longRemPowerOf2", Long.MIN_VALUE); + } +}