Mercurial > hg > graal-compiler
annotate graal/com.oracle.max.graal.nodes/src/com/oracle/graal/nodes/EndNode.java @ 5060:4ed4295ce15f
Update import statements.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Thu, 08 Mar 2012 19:11:12 +0100 |
parents | ed559a528128 |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2011, 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 java.util.*; |
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26 |
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27 import com.oracle.graal.graph.*; |
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28 import com.oracle.graal.nodes.spi.*; |
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29 import com.oracle.graal.nodes.type.*; |
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30 |
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31 public class EndNode extends FixedNode implements Node.IterableNodeType, LIRLowerable { |
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32 |
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33 public EndNode() { |
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34 super(StampFactory.illegal()); |
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35 } |
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36 |
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37 @Override |
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38 public void generate(LIRGeneratorTool gen) { |
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39 gen.visitEndNode(this); |
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40 } |
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41 |
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42 public MergeNode merge() { |
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43 return (MergeNode) usages().first(); |
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44 } |
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45 |
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46 @Override |
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47 public boolean verify() { |
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48 assertTrue(usages().size() <= 1, "at most one usage"); |
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49 return super.verify(); |
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50 } |
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51 |
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52 @Override |
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53 public Map<Object, Object> getDebugProperties() { |
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54 Map<Object, Object> debugProperties = super.getDebugProperties(); |
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55 debugProperties.put("shortName", "E"); |
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56 return debugProperties; |
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57 } |
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58 |
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59 @Override |
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60 public Iterable< ? extends Node> cfgSuccessors() { |
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61 return Arrays.asList(merge()); |
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62 } |
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63 } |