--- /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/bytecode/BC_lcmp.java 2017-02-15 17:01:39.870623957 -0800 @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2007, 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.bytecode; + +import org.junit.Test; + +import org.graalvm.compiler.jtt.JTTTest; + +/* + */ +public class BC_lcmp extends JTTTest { + + public static boolean test(long a, long b) { + return a < b; + } + + @Test + public void run0() throws Throwable { + runTest("test", 0L, -1L); + } + + @Test + public void run1() throws Throwable { + runTest("test", 77L, 78L); + } + + @Test + public void run2() throws Throwable { + runTest("test", -1L, 0L); + } + + /** + * Test with ugly numbers (which probably does not fit into one instruction. + * + * @throws Throwable + */ + @Test + public void run3() throws Throwable { + runTest("test", 293521900824L, 97726785831L); + } + + /** + * Test with big numbers where it makes difference if the value is handled with 64 bits. + * + * @throws Throwable + */ + @Test + public void run4() throws Throwable { + runTest("test", -1L, Long.MIN_VALUE); + } + +}