JavaScriptCore-7600.1.4.11.8.tar.gz
[apple/javascriptcore.git] / profiler / ProfileGenerator.h
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1/*
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef ProfileGenerator_h
27#define ProfileGenerator_h
28
ba379fdc 29#include "Profile.h"
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30#include <wtf/PassRefPtr.h>
31#include <wtf/RefCounted.h>
32#include <wtf/RefPtr.h>
33
34namespace JSC {
35
9dae56ea 36 class ExecState;
14957cd0 37 class JSGlobalObject;
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38 class Profile;
39 class ProfileNode;
f9bf01c6 40 struct CallIdentifier;
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41
42 class ProfileGenerator : public RefCounted<ProfileGenerator> {
43 public:
93a37866 44 static PassRefPtr<ProfileGenerator> create(ExecState*, const WTF::String& title, unsigned uid);
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45
46 // Members
93a37866 47 const WTF::String& title() const;
9dae56ea 48 PassRefPtr<Profile> profile() const { return m_profile; }
14957cd0 49 JSGlobalObject* origin() const { return m_origin; }
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50 unsigned profileGroup() const { return m_profileGroup; }
51
52 // Collecting
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53 void willExecute(ExecState* callerCallFrame, const CallIdentifier&);
54 void didExecute(ExecState* callerCallFrame, const CallIdentifier&);
55
56 void exceptionUnwind(ExecState* handlerCallFrame, const CallIdentifier&);
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57
58 // Stopping Profiling
59 void stopProfiling();
60
14957cd0 61 typedef void (ProfileGenerator::*ProfileFunction)(ExecState* callerOrHandlerCallFrame, const CallIdentifier& callIdentifier);
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62
63 private:
93a37866 64 ProfileGenerator(ExecState*, const WTF::String& title, unsigned uid);
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65 void addParentForConsoleStart(ExecState*);
66
67 void removeProfileStart();
68 void removeProfileEnd();
69
70 RefPtr<Profile> m_profile;
14957cd0 71 JSGlobalObject* m_origin;
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72 unsigned m_profileGroup;
73 RefPtr<ProfileNode> m_head;
74 RefPtr<ProfileNode> m_currentNode;
81345200 75 bool m_foundConsoleStartParent;
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76 };
77
78} // namespace JSC
79
80#endif // ProfileGenerator_h