Mercurial > hg > graal-compiler
comparison graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/NegatedGuardsTest.java @ 11190:4eb23800c907
Truffle-DSL: Implemented support for negated guards (GRAAL-371 #resolve)
author | Christian Humer <christian.humer@gmail.com> |
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date | Wed, 31 Jul 2013 15:36:01 +0200 |
parents | |
children | 5148aab962af |
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11189:8ce168d68d49 | 11190:4eb23800c907 |
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1 /* | |
2 * Copyright (c) 2012, 2013, 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.truffle.api.dsl.test; | |
24 | |
25 import static com.oracle.truffle.api.dsl.test.TestHelper.*; | |
26 | |
27 import org.junit.*; | |
28 | |
29 import com.oracle.truffle.api.dsl.*; | |
30 import com.oracle.truffle.api.dsl.test.NegatedGuardsTestFactory.NegatedGuardNodeFactory; | |
31 import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode; | |
32 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; | |
33 | |
34 public class NegatedGuardsTest { | |
35 | |
36 @Test | |
37 public void testGuardGlobal() { | |
38 TestRootNode<NegatedGuardNode> root = createRoot(NegatedGuardNodeFactory.getInstance()); | |
39 Assert.assertEquals(42, executeWith(root)); | |
40 } | |
41 | |
42 abstract static class NegatedGuardNode extends ValueNode { | |
43 | |
44 static boolean guard() { | |
45 return true; | |
46 } | |
47 | |
48 @Specialization(order = 1, guards = "!guard") | |
49 int do1() { | |
50 throw new AssertionError(); | |
51 } | |
52 | |
53 @Specialization(order = 2) | |
54 int do2() { | |
55 return 42; // the generic answer to all questions | |
56 } | |
57 } | |
58 } |