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annotate graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/ea/EAMergingTest.java @ 12622:f40b8d0d9dcb

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PEA: more tests, common base class for tests
author Lukas Stadler <lukas.stadler@jku.at>
date Mon, 28 Oct 2013 15:25:27 +0100
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children 0774f3303c2e
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12622
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.compiler.test.ea;
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24
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25 import static org.junit.Assert.*;
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26
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27 import org.junit.*;
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28
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29 import com.oracle.graal.nodes.*;
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30
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31 public class EAMergingTest extends EATestBase {
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32
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33 @Test
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34 public void testSimpleMerge() {
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35 testEscapeAnalysis("simpleMergeSnippet", null, false);
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36 assertTrue(returnNode.result() instanceof PhiNode);
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37 PhiNode phi = (PhiNode) returnNode.result();
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38 assertTrue(phi.valueAt(0) instanceof LocalNode);
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39 assertTrue(phi.valueAt(1) instanceof LocalNode);
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40 }
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41
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42 public static int simpleMergeSnippet(boolean b, int u, int v) {
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43 TestClassInt obj;
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44 if (b) {
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45 obj = new TestClassInt(u, 0);
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46 notInlineable();
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47 } else {
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48 obj = new TestClassInt(v, 0);
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49 notInlineable();
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50 }
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51 return obj.x;
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52 }
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53 }