Mercurial > hg > graal-jvmci-8

comparison graal/com.oracle.graal.tests/src/com/oracle/graal/compiler/tests/TypeSystemTest.java @ 5061:e808627bd16f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Renamed projects.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Thu, 08 Mar 2012 19:24:17 +0100
parents graal/com.oracle.max.graal.tests/src/com/oracle/graal/compiler/tests/TypeSystemTest.java@4ed4295ce15f
children 5bdaa08ba96b
comparison
equal deleted inserted replaced
5060:4ed4295ce15f 5061:e808627bd16f
1 /*
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.oracle.graal.compiler.tests;
24
25 import org.junit.*;
26
27 import com.oracle.graal.compiler.phases.*;
28 import com.oracle.graal.compiler.types.*;
29 import com.oracle.graal.debug.*;
30 import com.oracle.graal.graph.*;
31 import com.oracle.graal.nodes.*;
32 import com.oracle.graal.nodes.java.*;
33
34 /**
35 * In the following tests, the scalar type system of the compiler should be complete enough to see the relation between the different conditions.
36 */
37 public class TypeSystemTest extends GraphTest {
38
39 @Test
40 public void test1() {
41 test("test1Snippet", CheckCastNode.class);
42 }
43
44 public static int test1Snippet(Object a) {
45 if (a instanceof Boolean) {
46 return ((Boolean) a).booleanValue() ? 0 : 1;
47 }
48 return 1;
49 }
50
51 @Test
52 public void test2() {
53 test("test2Snippet", CheckCastNode.class);
54 }
55
56 public static int test2Snippet(Object a) {
57 if (a instanceof Integer) {
58 return ((Number) a).intValue();
59 }
60 return 1;
61 }
62
63 private <T extends Node & Node.IterableNodeType> void test(String snippet, Class<T> clazz) {
64 StructuredGraph graph = parse(snippet);
65 Debug.dump(graph, "Graph");
66 new CanonicalizerPhase(null, runtime(), null).apply(graph);
67 new PropagateTypesPhase(null, null, null).apply(graph);
68 Debug.dump(graph, "Graph");
69 Assert.assertFalse("shouldn't have nodes of type " + clazz, graph.getNodes(clazz).iterator().hasNext());
70 }
71 }