Mercurial > hg > graal-compiler
view graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/ShortCircuitNodeTest.java @ 23227:2415a168a090
Simplify GraphUtil#isFloatingNode.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Fri, 01 Jan 2016 14:44:21 +0100 |
parents | 05183a084a08 |
children |
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/* * Copyright (c) 2011, 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 com.oracle.graal.compiler.test; import org.junit.Test; import com.oracle.graal.compiler.test.ea.EATestBase.TestClassInt; public class ShortCircuitNodeTest extends GraalCompilerTest { @Test public void test1() { // only executeActual, to avoid creating profiling information executeActual(getResolvedJavaMethod("test1Snippet"), 1, 2); } public static final TestClassInt field = null; public static TestClassInt field2 = null; @SuppressWarnings("unused") public static void test1Snippet(int a, int b) { /* * if a ShortCircuitOrNode is created for the check inside test2, then faulty handling of * guards can create a cycle in the graph. */ int v; if (a == 1) { if (b != 1) { int i = field.x; } field2 = null; v = 0; } else { v = 1; } if (test2(v, b)) { int i = field.x; } } public static boolean test2(int a, int b) { return a != 0 || b != 1; } }