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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/instrument/SLASTPrinter.java @ 18485:e3c95cbbb50c

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Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Sun, 23 Nov 2014 16:07:23 -0800
parents 618d92152d3c
children 5b7db8941fd7
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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.nodes.instrument;
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24
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25 import java.io.*;
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26 import java.util.*;
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27
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28 import com.oracle.truffle.api.instrument.*;
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29 import com.oracle.truffle.api.instrument.impl.*;
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30 import com.oracle.truffle.api.nodes.*;
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31 import com.oracle.truffle.api.nodes.NodeUtil.NodeClass;
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32 import com.oracle.truffle.api.nodes.NodeUtil.NodeField;
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33 import com.oracle.truffle.api.nodes.NodeUtil.NodeFieldKind;
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34
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35 /**
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36 * SLASTPrinter is used to print for SL's internal Truffle AST. This is used by
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37 * {@link SLDefaultVisualizer} to provide a means of displaying the internal Truffle AST
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38 */
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39 public final class SLASTPrinter extends DefaultASTPrinter {
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40
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41 public SLASTPrinter() {
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42 }
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43
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44 @Override
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45 protected void printTree(PrintWriter p, Node node, int maxDepth, Node markNode, int level) {
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46 if (node == null) {
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47 p.print("null");
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48 return;
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49 }
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50
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51 p.print(nodeName(node));
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52
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53 p.print("(");
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54
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55 if (node instanceof InstrumentationNode) {
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56 p.print(instrumentInfo((InstrumentationNode) node));
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57 }
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58
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59 p.print(sourceInfo(node));
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60
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61 p.print(NodeUtil.printSyntaxTags(node));
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62
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63 ArrayList<NodeField> childFields = new ArrayList<>();
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64
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65 for (NodeField field : NodeClass.get(node.getClass()).getFields()) {
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66 if (field.getKind() == NodeFieldKind.CHILD || field.getKind() == NodeFieldKind.CHILDREN) {
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67 childFields.add(field);
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68 } else if (field.getKind() == NodeFieldKind.DATA) {
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69 // p.print(sep);
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70 // sep = ", ";
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71 //
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72 // final String fieldName = field.getName();
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73 // switch (fieldName) {
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74 //
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75 // }
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76 // p.print(fieldName);
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77 // p.print(" = ");
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78 // p.print(field.loadValue(node));
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79 }
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80 }
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81 p.print(")");
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82
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83 if (level <= maxDepth) {
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84
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85 if (childFields.size() != 0) {
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86 p.print(" {");
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87 for (NodeField field : childFields) {
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88
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89 Object value = field.loadValue(node);
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90 if (value == null) {
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91 printNewLine(p, level);
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92 p.print(field.getName());
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93 p.print(" = null ");
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94 } else if (field.getKind() == NodeFieldKind.CHILD) {
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95 printChild(p, maxDepth, markNode, level, field, value);
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96 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
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97 printChildren(p, maxDepth, markNode, level, field, value);
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98 } else {
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99 printNewLine(p, level);
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100 p.print(field.getName());
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101 }
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102 }
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103 printNewLine(p, level - 1);
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104 p.print("}");
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105 }
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106 }
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107 }
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108
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109 }