Mercurial > hg > graal-compiler

comparison graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/FrameSlotNode.java @ 7503:31da1716950f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Updated truffle-sl for the changed operation code generation.
author Christian Humer <christian.humer@gmail.com>
date Fri, 18 Jan 2013 13:29:14 +0100
parents
children 5e3d1a68664e
comparison
equal deleted inserted replaced
7502:6343a09b2ec1 7503:31da1716950f
1 /*
2 * Copyright (c) 2012, 2012, 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;
24
25 import com.oracle.truffle.api.frame.*;
26
27 public abstract class FrameSlotNode extends TypedNode implements FrameSlotTypeListener {
28
29 protected final FrameSlot slot;
30
31 public FrameSlotNode(FrameSlot slot) {
32 this.slot = slot;
33 slot.registerOneShotTypeListener(this);
34 }
35
36 @Override
37 public void typeChanged(FrameSlot changedSlot, Class< ? > oldType) {
38 if (getParent() != null) {
39 replace(specialize(changedSlot.getType()));
40 }
41 }
42
43 protected abstract FrameSlotNode specialize(Class< ? > clazz);
44 }