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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/runtime/SLFunctionRegistry.java @ 14800:f19d64d2cf69
Add LIRControlFlowGraph.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Thu, 13 Mar 2014 17:19:48 +0100 |
parents | b16ec83edc73 |
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Christian Humer <christian.humer@gmail.com>
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1 /* |
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2 * Copyright (c) 2012, 2014, 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.sl.runtime; |
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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.*; |
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28 import com.oracle.truffle.sl.nodes.*; |
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29 |
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30 /** |
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31 * Manages the mapping from function names to {@link SLFunction function objects}. |
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32 */ |
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33 public final class SLFunctionRegistry { |
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34 |
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35 private final Map<String, SLFunction> functions = new HashMap<>(); |
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36 |
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37 /** |
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38 * Returns the canonical {@link SLFunction} object for the given name. If it does not exist yet, |
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39 * it is created. |
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40 */ |
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41 public SLFunction lookup(String name) { |
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42 SLFunction result = functions.get(name); |
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43 if (result == null) { |
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44 result = new SLFunction(name); |
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45 functions.put(name, result); |
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46 } |
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47 return result; |
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48 } |
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49 |
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50 /** |
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51 * Associates the {@link SLFunction} with the given name with the given implementation root |
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52 * node. If the function did not exist before, it defines the function. If the function existed |
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53 * before, it redefines the function and the old implementation is discarded. |
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54 */ |
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55 public void register(String name, SLRootNode rootNode) { |
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56 SLFunction function = lookup(name); |
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57 RootCallTarget callTarget = Truffle.getRuntime().createCallTarget(rootNode); |
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58 function.setCallTarget(callTarget); |
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59 } |
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60 |
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61 /** |
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62 * Returns the sorted list of all functions, for printing purposes only. |
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63 */ |
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64 public List<SLFunction> getFunctions() { |
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65 List<SLFunction> result = new ArrayList<>(functions.values()); |
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66 Collections.sort(result, new Comparator<SLFunction>() { |
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67 public int compare(SLFunction f1, SLFunction f2) { |
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68 return f1.toString().compareTo(f2.toString()); |
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69 } |
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70 }); |
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71 return result; |
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72 } |
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73 } |