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comparison truffle/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLContinueException.java @ 21951:9c8c0937da41

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Moving all sources into truffle subdirectory
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Wed, 17 Jun 2015 10:58:08 +0200
parents graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLContinueException.java@64c77f0577bb
children c07e64ecb528
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21950:2a5011c7e641 21951:9c8c0937da41
1 /*
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.
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.sl.nodes.controlflow;
24
25 import com.oracle.truffle.api.nodes.*;
26
27 /**
28 * Exception thrown by the {@link SLContinueNode continue statement} and caught by the
29 * {@link SLWhileNode loop statement}. Since the exception is stateless, i.e., has no instance
30 * fields, we can use a {@link #SINGLETON} to avoid memory allocation during interpretation.
31 */
32 public final class SLContinueException extends ControlFlowException {
33
34 public static final SLContinueException SINGLETON = new SLContinueException();
35
36 private static final long serialVersionUID = 5329687983726237188L;
37
38 /* Prevent instantiation from outside. */
39 private SLContinueException() {
40 }
41 }