Mercurial > hg > graal-compiler
annotate graal/com.oracle.truffle.api.codegen/src/com/oracle/truffle/api/codegen/NodeFactory.java @ 9960:b1b69cb27756
Merge (1b33ef6544b4 Fixed a warning)
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Mon, 10 Jun 2013 10:52:40 +0200 |
parents | 4c0d72c98797 |
children | 47233c73ca58 |
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Generated factories implement the new NodeFactory interface.
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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 |
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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.truffle.api.codegen; |
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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.truffle.api.nodes.*; |
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28 |
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29 /** |
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30 * Enables the dynamic creation of generated nodes. It provides an convenient way to instantiate |
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31 * generated node classes without using reflection. |
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32 */ |
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33 public interface NodeFactory<T> { |
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34 |
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35 /** |
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36 * Instantiates the node using the arguments array. The arguments length and types must suffice |
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37 * one of the returned signatures in {@link #getNodeSignatures()}. If the arguments array does |
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38 * not suffice one of the node signatures an {@link IllegalArgumentException} is thrown. |
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39 * |
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40 * @param arguments the argument values |
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41 * @return the instantiated node |
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42 * @throws IllegalArgumentException |
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43 */ |
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44 T createNode(Object... arguments); |
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45 |
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46 /** |
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47 * Instantiates a new specialized variant of the node. This is an optional method and throws an |
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48 * {@link UnsupportedOperationException} if not supported. |
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49 * |
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50 * @param thisNode the current node |
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51 * @param specializionClasses |
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52 * @return the specialized node |
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53 */ |
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54 T createNodeSpecialized(T thisNode, Class<?>... specializionClasses); |
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55 |
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56 /** |
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57 * Returns the node class that will get created by {@link #createNode(Object...)}. The node |
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58 * class does not match exactly to the instantiated object but they are guaranteed to be |
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59 * assignable. |
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60 */ |
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61 Class<T> getNodeClass(); |
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62 |
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63 /** |
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64 * Returns a list of signatures that can be used to invoke {@link #createNode(Object...)}. |
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65 */ |
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66 List<List<Class<?>>> getNodeSignatures(); |
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67 |
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68 /** |
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69 * Returns a list of children that will be executed by the created node. This is useful for base |
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70 * nodes that can execute a variable amount of nodes. |
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71 */ |
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72 List<Class<? extends Node>> getExecutionSignature(); |
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73 |
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74 } |