--- /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/optimize/Reduce_Int03.java 2017-02-15 17:04:09.927177447 -0800 @@ -0,0 +1,134 @@ +/* + * Copyright (c) 2009, 2012, 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.optimize; + +import org.junit.Test; + +import org.graalvm.compiler.jtt.JTTTest; + +/* + * Tests constant folding of integer operations. + */ +public class Reduce_Int03 extends JTTTest { + + public static int test(int arg) { + if (arg == 0) { + return add(5); + } + if (arg == 1) { + return sub(10); + } + if (arg == 2) { + return mul(5); + } + if (arg == 3) { + return div(5); + } + if (arg == 4) { + return mod(5); + } + if (arg == 5) { + return and(15); + } + if (arg == 6) { + return or(16); + } + if (arg == 7) { + return xor(17); + } + return 0; + } + + public static int add(int x) { + return x + x; + } + + public static int sub(int x) { + return x - x; + } + + public static int mul(int x) { + return x * x; + } + + public static int div(int x) { + return x / x; + } + + public static int mod(int x) { + return x % x; + } + + public static int and(int x) { + return x & x; + } + + public static int or(int x) { + return x | x; + } + + public static int xor(int x) { + return x ^ x; + } + + @Test + public void run0() throws Throwable { + runTest("test", 0); + } + + @Test + public void run1() throws Throwable { + runTest("test", 1); + } + + @Test + public void run2() throws Throwable { + runTest("test", 2); + } + + @Test + public void run3() throws Throwable { + runTest("test", 3); + } + + @Test + public void run4() throws Throwable { + runTest("test", 4); + } + + @Test + public void run5() throws Throwable { + runTest("test", 5); + } + + @Test + public void run6() throws Throwable { + runTest("test", 6); + } + + @Test + public void run7() throws Throwable { + runTest("test", 7); + } + +}