Mercurial > hg > truffle
view test/compiler/intrinsics/mathexact/CompareTest.java @ 18211:16757e473b36
Truffle: fixed node visitor was traversing the full call tree.
author | Christian Humer <christian.humer@gmail.com> |
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date | Tue, 28 Oct 2014 14:29:16 +0100 |
parents | 52b4284cb496 |
children |
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/* * Copyright (c) 2013, 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. */ /* * @test * @bug 8026722 * @summary Verify that the compare after addExact is a signed compare * @compile CompareTest.java * @run main CompareTest * */ public class CompareTest { public static long store = 0; public static long addValue = 1231; public static void main(String[] args) { for (int i = 0; i < 20000; ++i) { runTest(i, i); runTest(i-1, i); } } public static long create(long value, int v) { if ((value | v) == 0) { return 0; } // C2 turned this test into unsigned test when a control edge was set on the Cmp if (value < -31557014167219200L || value > 31556889864403199L) { throw new RuntimeException("error"); } return value; } public static void runTest(long value, int value2) { long res = Math.addExact(value, addValue); store = create(res, Math.floorMod(value2, 100000)); } }