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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef TracedTask_h | |
| 6 #define TracedTask_h | |
| 7 | |
| 8 #include "platform/Task.h" | |
| 9 #include "platform/TraceEvent.h" | |
| 10 #include "platform/TraceLocation.h" | |
| 11 | |
| 12 namespace blink { | |
| 13 namespace internal { | |
| 14 | |
| 15 #ifdef MANGLE_COMPILES_ON_WIN_OK | |
| 16 // TODO: Once win version compiles correctly when using TRACE_ID_MANGLE remove | |
| 17 // the ifdef to always mangle | |
| 18 #define MANGLE(id) TRACE_ID_MANGLE(id) | |
| 19 #else | |
| 20 #define MANGLE(id) (id) | |
| 21 #endif | |
| 22 | |
| 23 class TracedTask { | |
| 24 public: | |
| 25 virtual void run() const = 0; | |
| 26 virtual ~TracedTask(); | |
| 27 | |
| 28 protected: | |
| 29 TracedTask(const TraceLocation&, const char* traceName); | |
| 30 TraceLocation getLocation() const; | |
| 31 const char* getTraceName() const; | |
| 32 void endFlowTraceEvent() const; | |
| 33 | |
| 34 private: | |
| 35 // Declared volatile as it is atomically incremented. | |
| 36 static volatile int s_nextFlowTraceID; | |
| 37 | |
| 38 uint64_t m_flowTraceID; | |
| 39 TraceLocation m_location; | |
| 40 const char* m_traceName; | |
| 41 }; | |
| 42 | |
| 43 class TracedStandardTask : public TracedTask { | |
| 44 public: | |
| 45 typedef Function<void()> Task; | |
| 46 | |
| 47 static PassOwnPtr<TracedStandardTask> Create(const Task&, const TraceLocatio
n&, const char* traceName); | |
| 48 virtual void run() const; | |
| 49 virtual ~TracedStandardTask(); | |
| 50 | |
| 51 private: | |
| 52 TracedStandardTask(const Task&, const TraceLocation&, const char* traceName)
; | |
| 53 Task m_task; | |
| 54 }; | |
| 55 | |
| 56 class TracedIdleTask : public TracedTask { | |
| 57 public: | |
| 58 typedef Function<void(double deadlineSeconds)> IdleTask; | |
| 59 | |
| 60 static PassOwnPtr<TracedIdleTask> Create(const IdleTask&, const TraceLocatio
n&, const char* traceName); | |
| 61 virtual void run() const; | |
| 62 virtual ~TracedIdleTask(); | |
| 63 | |
| 64 private: | |
| 65 TracedIdleTask(const IdleTask&, const TraceLocation&, const char* traceName)
; | |
| 66 IdleTask m_idleTask; | |
| 67 }; | |
| 68 | |
| 69 } // namespace internal | |
| 70 } // namespace blink | |
| 71 | |
| 72 #endif // TracedTask_h | |
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Chromium Code Reviews
Issue 656463004:
Use the scheduling mechanism provided by the platform (Closed)
Base URL: svn://svn.chromium.org/blink/trunk