Mercurial > hg > graal-compiler
annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/LoopExitNode.java @ 18993:480bd3b1adcd
Rename BeginNode => AbstractBeginNode.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 28 Jan 2015 00:50:31 +0100 |
parents | ff232ff8d028 |
children | 2ccaaf5a6be4 |
rev | line source |
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1 /* |
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2 * Copyright (c) 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 |
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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 |
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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 |
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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.graal.nodes; |
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24 |
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25 import com.oracle.graal.graph.*; |
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moved Canonicalizable and Simplifiable to the com.oracle.graal.graph project (GRAAL-506)
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26 import com.oracle.graal.graph.spi.*; |
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moved NodeInfo and friends into separate com.oracle.graal.nodeinfo project so that annotation processor can be applied to the base Node class
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27 import com.oracle.graal.nodeinfo.*; |
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28 |
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isAllowedUsageType on Nodes
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29 @NodeInfo(allowedUsageTypes = {InputType.Association}) |
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30 public class LoopExitNode extends BeginStateSplitNode implements IterableNodeType { |
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31 |
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switched to using new NodeFieldIterator and NodeFieldIterable for traversing Node inputs and successors
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32 @Input(InputType.Association) LoopBeginNode loopBegin; |
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33 |
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removed Node factory methods
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34 public LoopExitNode(LoopBeginNode loop) { |
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35 assert loop != null; |
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36 loopBegin = loop; |
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37 } |
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38 |
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39 public LoopBeginNode loopBegin() { |
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40 return loopBegin; |
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41 } |
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42 |
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43 @Override |
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44 public void simplify(SimplifierTool tool) { |
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Roland Schatz <roland.schatz@oracle.com>
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45 Node prev = this.predecessor(); |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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46 while (prev.getClass() == AbstractBeginNode.class && prev.hasNoUsages()) { |
480bd3b1adcd
Rename BeginNode => AbstractBeginNode.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
18937
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47 AbstractBeginNode begin = (AbstractBeginNode) prev; |
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Roland Schatz <roland.schatz@oracle.com>
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48 prev = prev.predecessor(); |
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49 graph().removeFixed(begin); |
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50 } |
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51 } |
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52 } |