Mercurial > hg > truffle
view test/compiler/intrinsics/mathexact/AddExactICondTest.java @ 14439:50fdb38839eb
8028515: PPPC64 (part 113.2): opto: Introduce LoadFence/StoreFence.
Summary: Use new nodes for loadFence/storeFence intrinsics in C2.
Reviewed-by: kvn, dholmes
author | goetz |
---|---|
date | Tue, 26 Nov 2013 18:38:19 -0800 |
parents | 59e8ad757e19 |
children | 9949533a8623 |
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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 8024924 * @summary Test non constant addExact * @compile AddExactICondTest.java * @run main AddExactICondTest * */ public class AddExactICondTest { public static int result = 0; public static void main(String[] args) { for (int i = 0; i < 50000; ++i) { runTest(); } } public static void runTest() { int i = 7; while (java.lang.Math.addExact(i, result) < 89361) { if ((java.lang.Math.addExact(i, i) & 1) == 1) { i += 3; } else if ((i & 5) == 4) { i += 7; } else if ((i & 0xf) == 6) { i += 2; } else { i += 1; } result += 2; } } }