| /* |
| * 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 org.graalvm.compiler.core.test.ea; |
| |
| import org.junit.Test; |
| |
| import org.graalvm.compiler.nodes.ParameterNode; |
| import org.graalvm.compiler.nodes.PhiNode; |
| import org.graalvm.compiler.nodes.ValuePhiNode; |
| |
| public class EAMergingTest extends EATestBase { |
| |
| @Test |
| public void testSimpleMerge() { |
| testEscapeAnalysis("simpleMergeSnippet", null, false); |
| assertDeepEquals(1, returnNodes.size()); |
| assertTrue(returnNodes.get(0).result() instanceof ValuePhiNode); |
| PhiNode phi = (PhiNode) returnNodes.get(0).result(); |
| assertTrue(phi.valueAt(0) instanceof ParameterNode); |
| assertTrue(phi.valueAt(1) instanceof ParameterNode); |
| } |
| |
| public static int simpleMergeSnippet(boolean b, int u, int v) { |
| TestClassInt obj; |
| if (b) { |
| obj = new TestClassInt(u, 0); |
| notInlineable(); |
| } else { |
| obj = new TestClassInt(v, 0); |
| notInlineable(); |
| } |
| return obj.x; |
| } |
| } |
