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
29#include "Profile.h"
30#include <wtf/PassRefPtr.h>
31#include <wtf/RefCounted.h>
32#include <wtf/RefPtr.h>
33
34namespace JSC {
35
36    class ExecState;
37    class JSGlobalObject;
38    class Profile;
39    class ProfileNode;
40    struct CallIdentifier;
41
42    class ProfileGenerator : public RefCounted<ProfileGenerator>  {
43    public:
44        static PassRefPtr<ProfileGenerator> create(ExecState*, const WTF::String& title, unsigned uid);
45
46        // Members
47        const WTF::String& title() const;
48        PassRefPtr<Profile> profile() const { return m_profile; }
49        JSGlobalObject* origin() const { return m_origin; }
50        unsigned profileGroup() const { return m_profileGroup; }
51
52        // Collecting
53        void willExecute(ExecState* callerCallFrame, const CallIdentifier&);
54        void didExecute(ExecState* callerCallFrame, const CallIdentifier&);
55
56        void exceptionUnwind(ExecState* handlerCallFrame, const CallIdentifier&);
57
58        // Stopping Profiling
59        void stopProfiling();
60
61        typedef void (ProfileGenerator::*ProfileFunction)(ExecState* callerOrHandlerCallFrame, const CallIdentifier& callIdentifier);
62
63    private:
64        ProfileGenerator(ExecState*, const WTF::String& title, unsigned uid);
65        void addParentForConsoleStart(ExecState*);
66
67        void removeProfileStart();
68        void removeProfileEnd();
69
70        RefPtr<Profile> m_profile;
71        JSGlobalObject* m_origin;
72        unsigned m_profileGroup;
73        RefPtr<ProfileNode> m_head;
74        RefPtr<ProfileNode> m_currentNode;
75    };
76
77} // namespace JSC
78
79#endif // ProfileGenerator_h
80