Mercurial > hg > graal-compiler
comparison graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/SLStatementNode.java @ 13821:b16ec83edc73
Documentation and more refactoring of Simple Language
author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Wed, 29 Jan 2014 20:45:43 -0800 |
parents | 7c418666c6c9 |
children | 111bf82514ca |
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13820:20e7727588e8 | 13821:b16ec83edc73 |
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1 /* | 1 /* |
2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | 4 * |
5 * This code is free software; you can redistribute it and/or modify it | 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 | 6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
20 * or visit www.oracle.com if you need additional information or have any | 20 * or visit www.oracle.com if you need additional information or have any |
21 * questions. | 21 * questions. |
22 */ | 22 */ |
23 package com.oracle.truffle.sl.nodes; | 23 package com.oracle.truffle.sl.nodes; |
24 | 24 |
25 import com.oracle.truffle.api.dsl.*; | |
26 import com.oracle.truffle.api.frame.*; | 25 import com.oracle.truffle.api.frame.*; |
27 import com.oracle.truffle.api.nodes.*; | 26 import com.oracle.truffle.api.nodes.*; |
28 | 27 |
29 @TypeSystemReference(SLTypes.class) | 28 /** |
29 * The base class of all Truffle nodes for SL. All nodes (even expressions) can be used as | |
30 * statements, i.e., without returning a value. The {@link VirtualFrame} provides access to the | |
31 * local variables. | |
32 */ | |
30 public abstract class SLStatementNode extends Node { | 33 public abstract class SLStatementNode extends Node { |
31 | 34 |
35 /** | |
36 * Execute this node as as statement, where no return value is necessary. | |
37 */ | |
32 public abstract void executeVoid(VirtualFrame frame); | 38 public abstract void executeVoid(VirtualFrame frame); |
33 | |
34 @Override | |
35 public String toString() { | |
36 return getEncapsulatingSourceSection() != null ? getEncapsulatingSourceSection().toString() : super.toString(); | |
37 } | |
38 } | 39 } |