diff options
Diffstat (limited to 'indra/llcommon/llfasttimer.h')
-rw-r--r-- | indra/llcommon/llfasttimer.h | 121 |
1 files changed, 43 insertions, 78 deletions
diff --git a/indra/llcommon/llfasttimer.h b/indra/llcommon/llfasttimer.h index 4660fad5e3..31872e4e65 100644 --- a/indra/llcommon/llfasttimer.h +++ b/indra/llcommon/llfasttimer.h @@ -30,7 +30,6 @@ #include "llinstancetracker.h" #define FAST_TIMER_ON 1 -#define DEBUG_FAST_TIMER_THREADS 1 class LLMutex; @@ -45,64 +44,53 @@ LL_COMMON_API void assert_main_thread(); class LL_COMMON_API LLFastTimer { public: - class NamedTimer; - + class DeclareTimer; struct LL_COMMON_API FrameState { FrameState(); - void setNamedTimer(class NamedTimer* timerp) { mTimer = timerp; } U32 mSelfTimeCounter; U32 mTotalTimeCounter; U32 mCalls; - FrameState* mParent; // info for caller timer - FrameState* mLastCaller; // used to bootstrap tree construction - class NamedTimer* mTimer; + DeclareTimer* mLastCaller; // used to bootstrap tree construction U16 mActiveCount; // number of timers with this ID active on stack bool mMoveUpTree; // needs to be moved up the tree of timers at the end of frame }; // stores a "named" timer instance to be reused via multiple LLFastTimer stack instances - class LL_COMMON_API NamedTimer - : public LLInstanceTracker<NamedTimer> + class LL_COMMON_API DeclareTimer + : public LLInstanceTracker<DeclareTimer> { - friend class DeclareTimer; public: - ~NamedTimer(); + DeclareTimer(const std::string& name, bool open = false, DeclareTimer* parent = &getRootTimer()); + ~DeclareTimer(); enum { HISTORY_NUM = 300 }; const std::string& getName() const { return mName; } - NamedTimer* getParent() const { return mParent; } - void setParent(NamedTimer* parent); + DeclareTimer* getParent() const { return mParent; } + void setParent(DeclareTimer* parent); S32 getDepth(); - std::string getToolTip(S32 history_index = -1); - typedef std::vector<NamedTimer*>::const_iterator child_const_iter; + typedef std::vector<DeclareTimer*>::const_iterator child_const_iter; child_const_iter beginChildren(); child_const_iter endChildren(); - std::vector<NamedTimer*>& getChildren(); + std::vector<DeclareTimer*>& getChildren(); - void setCollapsed(bool collapsed) { mCollapsed = collapsed; } - bool getCollapsed() const { return mCollapsed; } + void setCollapsed(bool collapsed) { mCollapsed = collapsed; } + bool getCollapsed() const { return mCollapsed; } U32 getCountAverage() const { return mCountAverage; } - U32 getCallAverage() const { return mCallAverage; } + U32 getCallAverage() const { return mCallAverage; } U32 getHistoricalCount(S32 history_index = 0) const; U32 getHistoricalCalls(S32 history_index = 0) const; - void setFrameState(FrameState* state) { mFrameState = state; state->setNamedTimer(this); } - FrameState& getFrameState() const; + static DeclareTimer& getRootTimer(); private: friend class LLFastTimer; - friend class NamedTimerFactory; - // - // methods - // - NamedTimer(const std::string& name); // recursive call to gather total time from children static void accumulateTimings(); @@ -117,82 +105,62 @@ public: // // members // - FrameState* mFrameState; + U32 mSelfTimeCounter; + U32 mTotalTimeCounter; + U32 mCalls; + DeclareTimer* mLastCaller; // used to bootstrap tree construction + U16 mActiveCount; // number of timers with this ID active on stack + bool mMoveUpTree; // needs to be moved up the tree of timers at the end of frame - std::string mName; + std::string mName; - // sum of recorded self time and tree time of all children timers (might not match actual recorded time of children if topology is incomplete - U32 mTreeTimeCounter; + // sum of recored self time and tree time of all children timers (might not match actual recorded time of children if topology is incomplete + U32 mTreeTimeCounter; - U32 mCountAverage; - U32 mCallAverage; + U32 mCountAverage; + U32 mCallAverage; - U32* mCountHistory; - U32* mCallHistory; + U32* mCountHistory; + U32* mCallHistory; // tree structure - NamedTimer* mParent; // NamedTimer of caller(parent) - std::vector<NamedTimer*> mChildren; + DeclareTimer* mParent; // DeclareTimer of caller(parent) + std::vector<DeclareTimer*> mChildren; bool mCollapsed; // don't show children bool mNeedsSorting; // sort children whenever child added }; - // used to statically declare a new named timer - class LL_COMMON_API DeclareTimer - : public LLInstanceTracker<DeclareTimer> - { - friend class LLFastTimer; - public: - DeclareTimer(const std::string& name, bool open); - DeclareTimer(const std::string& name); - - NamedTimer& getNamedTimer() { return mTimer; } - - private: - FrameState mFrameState; - NamedTimer& mTimer; - }; - public: - //LLFastTimer(LLFastTimer::FrameState* state); - LL_FORCE_INLINE LLFastTimer(LLFastTimer::DeclareTimer& timer) { #if FAST_TIMER_ON - LLFastTimer::FrameState* frame_state = &timer.mFrameState; mStartTime = getCPUClockCount32(); - frame_state->mActiveCount++; - frame_state->mCalls++; + timer.mActiveCount++; + timer.mCalls++; // keep current parent as long as it is active when we are - frame_state->mMoveUpTree |= (frame_state->mParent->mActiveCount == 0); + timer.mMoveUpTree |= (timer.mParent->mActiveCount == 0); LLFastTimer::CurTimerData* cur_timer_data = &LLFastTimer::sCurTimerData; mLastTimerData = *cur_timer_data; cur_timer_data->mCurTimer = this; - cur_timer_data->mFrameState = frame_state; + cur_timer_data->mTimerData = &timer; cur_timer_data->mChildTime = 0; #endif -#if DEBUG_FAST_TIMER_THREADS -#if !LL_RELEASE - assert_main_thread(); -#endif -#endif } LL_FORCE_INLINE ~LLFastTimer() { #if FAST_TIMER_ON - LLFastTimer::FrameState* frame_state = LLFastTimer::sCurTimerData.mFrameState; U32 total_time = getCPUClockCount32() - mStartTime; - - frame_state->mSelfTimeCounter += total_time - LLFastTimer::sCurTimerData.mChildTime; - frame_state->mTotalTimeCounter += total_time; - frame_state->mActiveCount--; + DeclareTimer* timer_data = LLFastTimer::sCurTimerData.mTimerData; + timer_data->mSelfTimeCounter += total_time - LLFastTimer::sCurTimerData.mChildTime; + timer_data->mTotalTimeCounter += total_time; + timer_data->mActiveCount--; // store last caller to bootstrap tree creation // do this in the destructor in case of recursion to get topmost caller - frame_state->mLastCaller = mLastTimerData.mFrameState; + timer_data->mLastCaller = mLastTimerData.mTimerData; // we are only tracking self time, so subtract our total time delta from parents mLastTimerData.mChildTime += total_time; @@ -225,12 +193,11 @@ public: static S32 getCurFrameIndex() { return sCurFrameIndex; } static void writeLog(std::ostream& os); - static const NamedTimer* getTimerByName(const std::string& name); struct CurTimerData { LLFastTimer* mCurTimer; - FrameState* mFrameState; + DeclareTimer* mTimerData; U32 mChildTime; }; static CurTimerData sCurTimerData; @@ -374,15 +341,13 @@ private: #endif - static U64 sClockResolution; - - static S32 sCurFrameIndex; - static S32 sLastFrameIndex; - static U64 sLastFrameTime; + static U64 sClockResolution; + static S32 sCurFrameIndex; + static S32 sLastFrameIndex; + static U64 sLastFrameTime; U32 mStartTime; LLFastTimer::CurTimerData mLastTimerData; - }; typedef class LLFastTimer LLFastTimer; |