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annotate graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/node/ShortCircuitParser.java @ 7530:5e3d1a68664e
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author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 23 Jan 2013 16:34:57 +0100 |
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Codegen operation generation is inferred from the node type hierarchy.
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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.codegen.processor.node; |
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24 |
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25 import java.lang.annotation.*; |
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26 import java.util.*; |
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27 |
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28 import javax.lang.model.element.*; |
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29 |
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30 import com.oracle.truffle.api.codegen.*; |
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31 import com.oracle.truffle.codegen.processor.*; |
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32 import com.oracle.truffle.codegen.processor.node.NodeFieldData.ExecutionKind; |
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33 import com.oracle.truffle.codegen.processor.template.*; |
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34 |
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35 public class ShortCircuitParser extends MethodParser<ShortCircuitData> { |
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36 |
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37 private final Set<String> shortCircuitValues; |
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38 |
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39 public ShortCircuitParser(ProcessorContext context, NodeData node) { |
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40 super(context, node); |
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41 |
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42 shortCircuitValues = new HashSet<>(); |
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43 NodeFieldData[] shortCircuitFields = node.filterFields(null, ExecutionKind.SHORT_CIRCUIT); |
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44 for (NodeFieldData field : shortCircuitFields) { |
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45 shortCircuitValues.add(field.getName()); |
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46 } |
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47 } |
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48 |
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49 @Override |
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50 public MethodSpec createSpecification(ExecutableElement method, AnnotationMirror mirror) { |
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51 String shortCircuitValue = Utils.getAnnotationValueString(mirror, "value"); |
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52 |
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53 if (!shortCircuitValues.contains(shortCircuitValue)) { |
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54 getContext().getLog().error(method, mirror, "Invalid short circuit value %s.", shortCircuitValue); |
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55 return null; |
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56 } |
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57 |
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58 return createDefaultMethodSpec(shortCircuitValue); |
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59 } |
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60 |
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61 @Override |
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62 protected ParameterSpec createReturnParameterSpec() { |
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63 return new ParameterSpec("has", getContext().getType(boolean.class), false); |
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64 } |
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65 |
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66 @Override |
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67 public ShortCircuitData create(TemplateMethod method) { |
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68 String shortCircuitValue = Utils.getAnnotationValueString(method.getMarkerAnnotation(), "value"); |
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69 assert shortCircuitValue != null; |
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70 assert shortCircuitValues.contains(shortCircuitValue); |
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71 return new ShortCircuitData(method, shortCircuitValue); |
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72 } |
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73 |
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74 @Override |
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75 public Class<? extends Annotation> getAnnotationType() { |
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76 return ShortCircuit.class; |
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77 } |
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78 |
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79 } |