profiler/LegacyProfiler.h

   1 /*
   2  * Copyright (C) 2008, 2012, 2014 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  *
   8  * 1.  Redistributions of source code must retain the above copyright
   9  *     notice, this list of conditions and the following disclaimer.
  10  * 2.  Redistributions in binary form must reproduce the above copyright
  11  *     notice, this list of conditions and the following disclaimer in the
  12  *     documentation and/or other materials provided with the distribution.
  13  * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
  14  *     its contributors may be used to endorse or promote products derived
  15  *     from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef LegacyProfiler_h
  30 #define LegacyProfiler_h
  31
  32 #include "Profile.h"
  33 #include <wtf/PassRefPtr.h>
  34 #include <wtf/RefPtr.h>
  35 #include <wtf/Vector.h>
  36
  37 namespace JSC {
  38
  39 class ExecState;
  40 class VM;
  41 class JSGlobalObject;
  42 class JSObject;
  43 class JSValue;
  44 class ProfileGenerator;
  45 struct CallIdentifier;
  46
  47 class LegacyProfiler {
  48     WTF_MAKE_FAST_ALLOCATED;
  49 public:
  50     JS_EXPORT_PRIVATE static LegacyProfiler* profiler();
  51     static CallIdentifier createCallIdentifier(ExecState*, JSValue, const WTF::String& sourceURL, unsigned defaultLineNumber, unsigned defaultColumnNumber);
  52
  53     JS_EXPORT_PRIVATE void startProfiling(ExecState*, const WTF::String& title);
  54     JS_EXPORT_PRIVATE PassRefPtr<Profile> stopProfiling(ExecState*, const WTF::String& title);
  55     void stopProfiling(JSGlobalObject*);
  56
  57     void willExecute(ExecState* callerCallFrame, JSValue function);
  58     void willExecute(ExecState* callerCallFrame, const WTF::String& sourceURL, unsigned startingLineNumber, unsigned startingColumnNumber);
  59     void didExecute(ExecState* callerCallFrame, JSValue function);
  60     void didExecute(ExecState* callerCallFrame, const WTF::String& sourceURL, unsigned startingLineNumber, unsigned startingColumnNumber);
  61
  62     void exceptionUnwind(ExecState* handlerCallFrame);
  63
  64     const Vector<RefPtr<ProfileGenerator>>& currentProfiles() { return m_currentProfiles; };
  65
  66 private:
  67     Vector<RefPtr<ProfileGenerator>> m_currentProfiles;
  68     static LegacyProfiler* s_sharedLegacyProfiler;
  69 };
  70
  71 } // namespace JSC
  72
  73 #endif // LegacyProfiler_h