Mercurial > hg > graal-compiler
comparison graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/instrument/SLInstrumenter.java @ 16880:7661cc464239
Truffle/Instrumentation: Added Instrumentable interface and LineLocationToSourceSections map
SL: Updated implementation to use new Instrumentable interface
author | David Piorkowski <david.piorkowski@oracle.com> |
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date | Thu, 21 Aug 2014 13:28:22 -0700 |
parents | |
children | 54696f15ac93 |
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16867:7af9301efe6b | 16880:7661cc464239 |
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1 /* | |
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 package com.oracle.truffle.sl.nodes.instrument; | |
24 | |
25 import static com.oracle.truffle.api.instrument.StandardSyntaxTag.*; | |
26 | |
27 import com.oracle.truffle.api.instrument.*; | |
28 import com.oracle.truffle.api.nodes.*; | |
29 import com.oracle.truffle.sl.nodes.*; | |
30 import com.oracle.truffle.sl.nodes.controlflow.*; | |
31 import com.oracle.truffle.sl.nodes.local.*; | |
32 import com.oracle.truffle.sl.runtime.*; | |
33 | |
34 /** | |
35 * This is a general purpose visitor which traverses a completely parsed Simple AST and instruments | |
36 * all the nodes within it. This visitor is designed to visit the tree immediately after it has been | |
37 * parsed. | |
38 * | |
39 */ | |
40 public class SLInstrumenter implements NodeVisitor { | |
41 | |
42 private final SLContext context; | |
43 | |
44 public SLInstrumenter(SLContext context) { | |
45 this.context = context; | |
46 } | |
47 | |
48 /** | |
49 * Instruments and tags all relevant {@link SLStatementNode}s and {@link SLExpressionNode}s. | |
50 * Currently, only SLStatementNodes that are not SLExpressionNodes are tagged as statements. | |
51 */ | |
52 public boolean visit(Node node) { | |
53 // We have to distinguish between SLExpressionNode and SLStatementNode since some of the | |
54 // generated factories have methods that require SLExpressionNodes as parameters. Since | |
55 // SLExpressionNodes are a subclass of SLStatementNode, we check if something is an | |
56 // SLExpressionNode first. | |
57 if (node instanceof SLExpressionNode && node.getParent() != null) { | |
58 SLExpressionNode expressionNode = (SLExpressionNode) node; | |
59 Probe probe = expressionNode.probe(context); | |
60 // probe.tagAs(STATEMENT); | |
61 | |
62 if (node instanceof SLWriteLocalVariableNode) | |
63 probe.tagAs(ASSIGNMENT); | |
64 | |
65 } else if (node instanceof SLStatementNode && node.getParent() != null) { | |
66 | |
67 SLStatementNode statementNode = (SLStatementNode) node; | |
68 Probe probe = statementNode.probe(context); | |
69 probe.tagAs(STATEMENT); | |
70 | |
71 if (node instanceof SLWhileNode) | |
72 probe.tagAs(START_LOOP); | |
73 } | |
74 | |
75 return true; | |
76 } | |
77 } |