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comparison graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/SLStatementNode.java @ 18990:d1c1cd2530d7

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Truffle/Instrumentation: clean up and repair some old unit tests
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Tue, 27 Jan 2015 20:28:43 -0800
parents e3c95cbbb50c
children 3844fb65016c
comparison
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18989:acd822f17ef5 18990:d1c1cd2530d7
1 /* 1 /*
2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
23 package com.oracle.truffle.sl.nodes; 23 package com.oracle.truffle.sl.nodes;
24 24
25 import java.io.*; 25 import java.io.*;
26 26
27 import com.oracle.truffle.api.frame.*; 27 import com.oracle.truffle.api.frame.*;
28 import com.oracle.truffle.api.instrument.*; 28 import com.oracle.truffle.api.instrument.ProbeNode.WrapperNode;
29 import com.oracle.truffle.api.instrument.ProbeNode.*;
30 import com.oracle.truffle.api.nodes.*; 29 import com.oracle.truffle.api.nodes.*;
31 import com.oracle.truffle.api.source.*; 30 import com.oracle.truffle.api.source.*;
32 import com.oracle.truffle.sl.nodes.instrument.*; 31 import com.oracle.truffle.sl.nodes.instrument.*;
33 32
34 /** 33 /**
35 * The base class of all Truffle nodes for SL. All nodes (even expressions) can be used as 34 * The base class of all Truffle nodes for SL. All nodes (even expressions) can be used as
36 * statements, i.e., without returning a value. The {@link VirtualFrame} provides access to the 35 * statements, i.e., without returning a value. The {@link VirtualFrame} provides access to the
37 * local variables. 36 * local variables.
38 */ 37 */
39 @NodeInfo(language = "Simple Language", description = "The abstract base node for all statements") 38 @NodeInfo(language = "Simple Language", description = "The abstract base node for all statements")
40 public abstract class SLStatementNode extends Node implements Instrumentable { 39 public abstract class SLStatementNode extends Node {
41 40
42 public SLStatementNode(SourceSection src) { 41 public SLStatementNode(SourceSection src) {
43 super(src); 42 super(src);
44 } 43 }
45 44
84 return String.format("%s:%d%s", sourceName, startLine, estimated ? "~" : ""); 83 return String.format("%s:%d%s", sourceName, startLine, estimated ? "~" : "");
85 } 84 }
86 } 85 }
87 86
88 @Override 87 @Override
89 public Probe probe() { 88 public boolean isInstrumentable() {
90 Node parent = getParent(); 89 return true;
91
92 if (parent == null) {
93 throw new IllegalStateException("Cannot call probe() on a node without a parent.");
94 }
95
96 if (parent instanceof SLStatementWrapperNode) {
97 return ((SLStatementWrapperNode) parent).getProbe();
98 }
99
100 // Create a new wrapper/probe with this node as its child.
101 final SLStatementWrapperNode wrapper = new SLStatementWrapperNode(this);
102
103 // Connect it to a Probe
104 final Probe probe = ProbeNode.insertProbe(wrapper);
105
106 // Replace this node in the AST with the wrapper
107 this.replace(wrapper);
108
109 return probe;
110 } 90 }
111 91
112 @Override 92 @Override
113 public void probeLite(TruffleEventReceiver eventReceiver) { 93 public WrapperNode createWrapperNode() {
114 Node parent = getParent(); 94 return new SLStatementWrapperNode(this);
95 }
115 96
116 if (parent == null) {
117 throw new IllegalStateException("Cannot call probeLite() on a node without a parent");
118 }
119
120 if (parent instanceof SLStatementWrapperNode) {
121 throw new IllegalStateException("Cannot call probeLite() on a node that already has a wrapper.");
122 }
123
124 final SLStatementWrapperNode wrapper = new SLStatementWrapperNode(this);
125 ProbeNode.insertProbeLite(wrapper, eventReceiver);
126
127 this.replace(wrapper);
128 }
129 } 97 }