Mercurial > hg > graal-compiler
annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/FrameSlotNode.java @ 9117:cbfcb1054619
renamed 'boot' VM to 'original' VM
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 15 Apr 2013 14:27:37 +0200 |
parents | 5e3d1a68664e |
children | 07f8d136a05e |
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1 /* |
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2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
31da1716950f
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
31da1716950f
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
31da1716950f
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.oracle.truffle.sl.nodes; |
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24 |
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25 import com.oracle.truffle.api.frame.*; |
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26 |
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27 public abstract class FrameSlotNode extends TypedNode implements FrameSlotTypeListener { |
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28 |
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29 protected final FrameSlot slot; |
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30 |
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31 public FrameSlotNode(FrameSlot slot) { |
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32 this.slot = slot; |
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33 slot.registerOneShotTypeListener(this); |
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34 } |
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35 |
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36 @Override |
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37 public void typeChanged(FrameSlot changedSlot, Class<?> oldType) { |
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38 if (getParent() != null) { |
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39 replace(specialize(changedSlot.getType())); |
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40 } |
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41 } |
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42 |
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43 protected abstract FrameSlotNode specialize(Class<?> clazz); |
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44 } |