Mercurial > hg > graal-jvmci-8
annotate graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/node/MethodParser.java @ 8237:6b74ffe38183
Implemented support for executing nodes in @Children fields.
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 01 Mar 2013 17:03:57 +0100 |
parents | 6ad077b60cb3 |
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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.util.*; |
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26 |
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27 import javax.lang.model.element.*; |
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28 |
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29 import com.oracle.truffle.codegen.processor.*; |
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30 import com.oracle.truffle.codegen.processor.node.NodeFieldData.*; |
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31 import com.oracle.truffle.codegen.processor.template.*; |
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32 import com.oracle.truffle.codegen.processor.template.ParameterSpec.Cardinality; |
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33 |
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34 public abstract class MethodParser<E extends TemplateMethod> extends TemplateMethodParser<NodeData, E> { |
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35 |
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36 public MethodParser(ProcessorContext context, NodeData node) { |
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37 super(context, node); |
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38 } |
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39 |
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40 public NodeData getNode() { |
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41 return template; |
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42 } |
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43 |
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44 protected ParameterSpec createValueParameterSpec(String valueName, NodeData nodeData, boolean optional) { |
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45 return new ParameterSpec(valueName, nodeData, optional, Cardinality.ONE); |
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46 } |
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47 |
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48 protected ParameterSpec createReturnParameterSpec() { |
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49 return createValueParameterSpec("operation", getNode(), false); |
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50 } |
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51 |
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52 @Override |
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53 public boolean isParsable(ExecutableElement method) { |
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54 return Utils.findAnnotationMirror(getContext().getEnvironment(), method, getAnnotationType()) != null; |
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55 } |
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56 |
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57 protected final MethodSpec createDefaultMethodSpec(String shortCircuitName) { |
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58 List<ParameterSpec> defaultParameters = new ArrayList<>(); |
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59 |
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60 if (getNode().supportsFrame()) { |
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61 ParameterSpec frameSpec = new ParameterSpec("frame", getContext().getTruffleTypes().getFrame(), true); |
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62 defaultParameters.add(frameSpec); |
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63 } |
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64 |
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65 for (NodeFieldData field : getNode().getFields()) { |
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66 if (field.getExecutionKind() == ExecutionKind.IGNORE) { |
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67 continue; |
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68 } |
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69 |
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70 if (field.getExecutionKind() == ExecutionKind.DEFAULT) { |
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71 ParameterSpec spec = createValueParameterSpec(field.getName(), field.getNodeData(), false); |
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72 if (field.getKind() == FieldKind.CHILDREN) { |
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73 spec.setCardinality(Cardinality.MULTIPLE); |
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74 spec.setIndexed(true); |
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75 } |
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76 defaultParameters.add(spec); |
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77 } else if (field.getExecutionKind() == ExecutionKind.SHORT_CIRCUIT) { |
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78 String valueName = field.getName(); |
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79 if (shortCircuitName != null && valueName.equals(shortCircuitName)) { |
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80 break; |
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81 } |
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82 |
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83 defaultParameters.add(new ParameterSpec(shortCircuitValueName(valueName), getContext().getType(boolean.class), false)); |
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84 defaultParameters.add(createValueParameterSpec(valueName, field.getNodeData(), false)); |
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85 } else { |
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86 assert false; |
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87 } |
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88 } |
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89 |
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90 return new MethodSpec(createReturnParameterSpec(), defaultParameters); |
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91 } |
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92 |
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93 private static String shortCircuitValueName(String valueName) { |
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94 return "has" + Utils.firstLetterUpperCase(valueName); |
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95 } |
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96 |
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97 } |