Merge

--HG--
branch : product-engine

1 files changed, 317 insertions, 317 deletions

diff --git a/indra/llcommon/llfasttimer.h b/indra/llcommon/llfasttimer.h
index 45b84ea3ea..905d736d62 100644
--- a/indra/llcommon/llfasttimer.h
+++ b/indra/llcommon/llfasttimer.h
@@ -1,317 +1,317 @@
-/** 
- * @file llfasttimer.h
- * @brief Declaration of a fast timer.
- *
- * $LicenseInfo:firstyear=2004&license=viewergpl$
- * 
- * Copyright (c) 2004-2009, Linden Research, Inc.
- * 
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab.  Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- * 
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- * 
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- * 
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
-
-#ifndef LL_FASTTIMER_H
-#define LL_FASTTIMER_H
-
-#include "llinstancetracker.h"
-
-#define FAST_TIMER_ON 1
-
-#if LL_WINDOWS
-
-// shift off lower 8 bits for lower resolution but longer term timing
-// on 1Ghz machine, a 32-bit word will hold ~1000 seconds of timing
-inline U32 get_cpu_clock_count_32()
-{
-	U32 ret_val;
-	__asm 
-	{
-        _emit   0x0f
-        _emit   0x31
-		shr eax,8
-		shl edx,24
-		or eax, edx
-		mov dword ptr [ret_val], eax
-	}
-    return ret_val;
-}
-
-// return full timer value, still shifted by 8 bits
-inline U64 get_cpu_clock_count_64()
-{
-	U64 ret_val;
-	__asm 
-	{
-        _emit   0x0f
-        _emit   0x31
-		mov eax,eax
-		mov edx,edx
-		mov dword ptr [ret_val+4], edx
-		mov dword ptr [ret_val], eax
-	}
-    return ret_val >> 8;
-}
-
-#endif // LL_WINDOWS
-
-#if (LL_LINUX || LL_SOLARIS || LL_DARWIN) && (defined(__i386__) || defined(__amd64__))
-inline U32 get_cpu_clock_count_32()
-{																	
-	U64 x;															
-	__asm__ volatile (".byte 0x0f, 0x31": "=A"(x));					
-	return (U32)x >> 8;													
-}
-
-inline U32 get_cpu_clock_count_64()
-{																	
-	U64 x;
-	__asm__ volatile (".byte 0x0f, 0x31": "=A"(x));
-	return x >> 8;
-}
-#endif
-
-#if ( LL_DARWIN && !(defined(__i386__) || defined(__amd64__))) || (LL_SOLARIS && defined(__sparc__))
-//
-// Mac PPC (deprecated) & Solaris SPARC implementation of CPU clock
-//
-// Just use gettimeofday implementation for now
-
-inline U32 get_cpu_clock_count_32()
-{
-	return (U32)get_clock_count();
-}
-
-inline U32 get_cpu_clock_count_64()
-{																	
-	return get_clock_count();
-}
-#endif
-
-class LLMutex;
-
-#include <queue>
-#include "llsd.h"
-
-
-class LL_COMMON_API LLFastTimer
-{
-public:
-	// stores a "named" timer instance to be reused via multiple LLFastTimer stack instances
-	class LL_COMMON_API NamedTimer 
-	:	public LLInstanceTracker<NamedTimer>
-	{
-		friend class DeclareTimer;
-	public:
-		~NamedTimer();
-
-		enum { HISTORY_NUM = 60 };
-
-		const std::string& getName() const { return mName; }
-		NamedTimer* getParent() const { return mParent; }
-		void setParent(NamedTimer* parent);
-		S32 getDepth();
-		std::string getToolTip(S32 history_index = -1);
-
-		typedef std::vector<NamedTimer*>::const_iterator child_const_iter;
-		child_const_iter beginChildren();
-		child_const_iter endChildren();
-		std::vector<NamedTimer*>& getChildren();
-
-		void setCollapsed(bool collapsed) { mCollapsed = collapsed; }
-		bool getCollapsed() const { return mCollapsed; }
-
-		U32 getCountAverage() const { return mCountAverage; }
-		U32 getCallAverage() const { return mCallAverage; }
-
-		U32 getHistoricalCount(S32 history_index = 0) const;
-		U32 getHistoricalCalls(S32 history_index = 0) const;
-
-		static NamedTimer& getRootNamedTimer();
-
-		struct FrameState
-		{
-			FrameState(NamedTimer* timerp);
-
-			U32 		mSelfTimeCounter;
-			U32 		mCalls;
-			FrameState*	mParent;		// info for caller timer
-			FrameState*	mLastCaller;	// used to bootstrap tree construction
-			NamedTimer*	mTimer;
-			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
-		};
-
-		S32 getFrameStateIndex() const { return mFrameStateIndex; }
-
-		FrameState& getFrameState() const;
-
-
-	private: 
-		friend class LLFastTimer;
-		friend class NamedTimerFactory;
-
-		//
-		// methods
-		//
-		NamedTimer(const std::string& name);
-		// recursive call to gather total time from children
-		static void accumulateTimings();
-
-		// updates cumulative times and hierarchy, 
-		// can be called multiple times in a frame, at any point
-		static void processTimes();
-
-		static void buildHierarchy();
-		static void resetFrame();
-		static void reset();
-
-	
-		//
-		// members
-		//
-		S32			mFrameStateIndex;
-
-		std::string	mName;
-
-		U32 		mTotalTimeCounter;
-
-		U32 		mCountAverage;
-		U32			mCallAverage;
-
-		U32*		mCountHistory;
-		U32*		mCallHistory;
-
-		// tree structure
-		NamedTimer*					mParent;				// NamedTimer of caller(parent)
-		std::vector<NamedTimer*>	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>
-	{
-	public:
-		DeclareTimer(const std::string& name, bool open);
-		DeclareTimer(const std::string& name);
-
-		static void updateCachedPointers();
-
-		// convertable to NamedTimer::FrameState for convenient usage of LLFastTimer(declared_timer)
-		operator NamedTimer::FrameState&() { return *mFrameState; }
-	private:
-		NamedTimer&				mTimer;
-		NamedTimer::FrameState* mFrameState; 
-	};
-
-
-public:
-	static LLMutex* sLogLock;
-	static std::queue<LLSD> sLogQueue;
-	static BOOL sLog;
-	static BOOL sMetricLog;
-
-	typedef std::vector<NamedTimer::FrameState> info_list_t;
-	static info_list_t& getFrameStateList();
-
-	enum RootTimerMarker { ROOT };
-	LLFastTimer(RootTimerMarker);
-
-	LLFastTimer(NamedTimer::FrameState& timer)
-	:	mFrameState(&timer)
-	{
-#if FAST_TIMER_ON
-		NamedTimer::FrameState* frame_state = &timer;
-		U32 cur_time = get_cpu_clock_count_32();
-		mStartSelfTime = cur_time;
-		mStartTotalTime = cur_time;
-
-		frame_state->mActiveCount++;
-		frame_state->mCalls++;
-		// keep current parent as long as it is active when we are
-		frame_state->mMoveUpTree |= (frame_state->mParent->mActiveCount == 0);
-	
-		mLastTimer = sCurTimer;
-		sCurTimer = this;
-#endif
-	}
-
-	~LLFastTimer()
-	{
-#if FAST_TIMER_ON
-		NamedTimer::FrameState* frame_state = mFrameState;
-		U32 cur_time = get_cpu_clock_count_32();
-		frame_state->mSelfTimeCounter += cur_time - mStartSelfTime;
-
-		frame_state->mActiveCount--;
-		LLFastTimer* last_timer = mLastTimer;
-		sCurTimer = last_timer;
-
-		// store last caller to bootstrap tree creation
-		frame_state->mLastCaller = last_timer->mFrameState;
-
-		// we are only tracking self time, so subtract our total time delta from parents
-		U32 total_time = cur_time - mStartTotalTime;
-		last_timer->mStartSelfTime += total_time;
-#endif
-	}
-
-
-	// call this once a frame to reset timers
-	static void nextFrame();
-
-	// dumps current cumulative frame stats to log
-	// call nextFrame() to reset timers
-	static void dumpCurTimes(); 
-
-	// call this to reset timer hierarchy, averages, etc.
-	static void reset();
-
-	static U64 countsPerSecond();
-	static S32 getLastFrameIndex() { return sLastFrameIndex; }
-	static S32 getCurFrameIndex() { return sCurFrameIndex; }
-
-	static void writeLog(std::ostream& os);
-	static const NamedTimer* getTimerByName(const std::string& name);
-
-public:
-	static bool 		sPauseHistory;
-	static bool 		sResetHistory;
-	
-private:
-	typedef std::vector<LLFastTimer*> timer_stack_t;
-	static LLFastTimer*		sCurTimer;
-	static S32				sCurFrameIndex;
-	static S32				sLastFrameIndex;
-	static U64				sLastFrameTime;
-	static info_list_t*		sTimerInfos;
-
-	U32						mStartSelfTime;	// start time + time of all child timers
-	U32						mStartTotalTime;	// start time + time of all child timers
-	NamedTimer::FrameState*	mFrameState;
-	LLFastTimer*			mLastTimer;
-};
-
-#endif // LL_LLFASTTIMER_H
+/** 

+ * @file llfasttimer.h

+ * @brief Declaration of a fast timer.

+ *

+ * $LicenseInfo:firstyear=2004&license=viewergpl$

+ * 

+ * Copyright (c) 2004-2009, Linden Research, Inc.

+ * 

+ * Second Life Viewer Source Code

+ * The source code in this file ("Source Code") is provided by Linden Lab

+ * to you under the terms of the GNU General Public License, version 2.0

+ * ("GPL"), unless you have obtained a separate licensing agreement

+ * ("Other License"), formally executed by you and Linden Lab.  Terms of

+ * the GPL can be found in doc/GPL-license.txt in this distribution, or

+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2

+ * 

+ * There are special exceptions to the terms and conditions of the GPL as

+ * it is applied to this Source Code. View the full text of the exception

+ * in the file doc/FLOSS-exception.txt in this software distribution, or

+ * online at

+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception

+ * 

+ * By copying, modifying or distributing this software, you acknowledge

+ * that you have read and understood your obligations described above,

+ * and agree to abide by those obligations.

+ * 

+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO

+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,

+ * COMPLETENESS OR PERFORMANCE.

+ * $/LicenseInfo$

+ */

+

+#ifndef LL_FASTTIMER_H

+#define LL_FASTTIMER_H

+

+#include "llinstancetracker.h"

+

+#define FAST_TIMER_ON 1

+

+#if LL_WINDOWS

+

+// shift off lower 8 bits for lower resolution but longer term timing

+// on 1Ghz machine, a 32-bit word will hold ~1000 seconds of timing

+inline U32 get_cpu_clock_count_32()

+{

+	U32 ret_val;

+	__asm 

+	{

+        _emit   0x0f

+        _emit   0x31

+		shr eax,8

+		shl edx,24

+		or eax, edx

+		mov dword ptr [ret_val], eax

+	}

+    return ret_val;

+}

+

+// return full timer value, still shifted by 8 bits

+inline U64 get_cpu_clock_count_64()

+{

+	U64 ret_val;

+	__asm 

+	{

+        _emit   0x0f

+        _emit   0x31

+		mov eax,eax

+		mov edx,edx

+		mov dword ptr [ret_val+4], edx

+		mov dword ptr [ret_val], eax

+	}

+    return ret_val >> 8;

+}

+

+#endif // LL_WINDOWS

+

+#if (LL_LINUX || LL_SOLARIS || LL_DARWIN) && (defined(__i386__) || defined(__amd64__))

+inline U32 get_cpu_clock_count_32()

+{																	

+	U64 x;															

+	__asm__ volatile (".byte 0x0f, 0x31": "=A"(x));					

+	return (U32)x >> 8;													

+}

+

+inline U32 get_cpu_clock_count_64()

+{																	

+	U64 x;

+	__asm__ volatile (".byte 0x0f, 0x31": "=A"(x));

+	return x >> 8;

+}

+#endif

+

+#if ( LL_DARWIN && !(defined(__i386__) || defined(__amd64__))) || (LL_SOLARIS && defined(__sparc__))

+//

+// Mac PPC (deprecated) & Solaris SPARC implementation of CPU clock

+//

+// Just use gettimeofday implementation for now

+

+inline U32 get_cpu_clock_count_32()

+{

+	return (U32)get_clock_count();

+}

+

+inline U32 get_cpu_clock_count_64()

+{																	

+	return get_clock_count();

+}

+#endif

+

+class LLMutex;

+

+#include <queue>

+#include "llsd.h"

+

+

+class LL_COMMON_API LLFastTimer

+{

+public:

+	// stores a "named" timer instance to be reused via multiple LLFastTimer stack instances

+	class LL_COMMON_API NamedTimer 

+	:	public LLInstanceTracker<NamedTimer>

+	{

+		friend class DeclareTimer;

+	public:

+		~NamedTimer();

+

+		enum { HISTORY_NUM = 60 };

+

+		const std::string& getName() const { return mName; }

+		NamedTimer* getParent() const { return mParent; }

+		void setParent(NamedTimer* parent);

+		S32 getDepth();

+		std::string getToolTip(S32 history_index = -1);

+

+		typedef std::vector<NamedTimer*>::const_iterator child_const_iter;

+		child_const_iter beginChildren();

+		child_const_iter endChildren();

+		std::vector<NamedTimer*>& getChildren();

+

+		void setCollapsed(bool collapsed) { mCollapsed = collapsed; }

+		bool getCollapsed() const { return mCollapsed; }

+

+		U32 getCountAverage() const { return mCountAverage; }

+		U32 getCallAverage() const { return mCallAverage; }

+

+		U32 getHistoricalCount(S32 history_index = 0) const;

+		U32 getHistoricalCalls(S32 history_index = 0) const;

+

+		static NamedTimer& getRootNamedTimer();

+

+		struct FrameState

+		{

+			FrameState(NamedTimer* timerp);

+

+			U32 		mSelfTimeCounter;

+			U32 		mCalls;

+			FrameState*	mParent;		// info for caller timer

+			FrameState*	mLastCaller;	// used to bootstrap tree construction

+			NamedTimer*	mTimer;

+			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

+		};

+

+		S32 getFrameStateIndex() const { return mFrameStateIndex; }

+

+		FrameState& getFrameState() const;

+

+

+	private: 

+		friend class LLFastTimer;

+		friend class NamedTimerFactory;

+

+		//

+		// methods

+		//

+		NamedTimer(const std::string& name);

+		// recursive call to gather total time from children

+		static void accumulateTimings();

+

+		// updates cumulative times and hierarchy, 

+		// can be called multiple times in a frame, at any point

+		static void processTimes();

+

+		static void buildHierarchy();

+		static void resetFrame();

+		static void reset();

+

+	

+		//

+		// members

+		//

+		S32			mFrameStateIndex;

+

+		std::string	mName;

+

+		U32 		mTotalTimeCounter;

+

+		U32 		mCountAverage;

+		U32			mCallAverage;

+

+		U32*		mCountHistory;

+		U32*		mCallHistory;

+

+		// tree structure

+		NamedTimer*					mParent;				// NamedTimer of caller(parent)

+		std::vector<NamedTimer*>	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>

+	{

+	public:

+		DeclareTimer(const std::string& name, bool open);

+		DeclareTimer(const std::string& name);

+

+		static void updateCachedPointers();

+

+		// convertable to NamedTimer::FrameState for convenient usage of LLFastTimer(declared_timer)

+		operator NamedTimer::FrameState&() { return *mFrameState; }

+	private:

+		NamedTimer&				mTimer;

+		NamedTimer::FrameState* mFrameState; 

+	};

+

+

+public:

+	static LLMutex* sLogLock;

+	static std::queue<LLSD> sLogQueue;

+	static BOOL sLog;

+	static BOOL sMetricLog;

+

+	typedef std::vector<NamedTimer::FrameState> info_list_t;

+	static info_list_t& getFrameStateList();

+

+	enum RootTimerMarker { ROOT };

+	LLFastTimer(RootTimerMarker);

+

+	LLFastTimer(NamedTimer::FrameState& timer)

+	:	mFrameState(&timer)

+	{

+#if FAST_TIMER_ON

+		NamedTimer::FrameState* frame_state = &timer;

+		U32 cur_time = get_cpu_clock_count_32();

+		mStartSelfTime = cur_time;

+		mStartTotalTime = cur_time;

+

+		frame_state->mActiveCount++;

+		frame_state->mCalls++;

+		// keep current parent as long as it is active when we are

+		frame_state->mMoveUpTree |= (frame_state->mParent->mActiveCount == 0);

+	

+		mLastTimer = sCurTimer;

+		sCurTimer = this;

+#endif

+	}

+

+	~LLFastTimer()

+	{

+#if FAST_TIMER_ON

+		NamedTimer::FrameState* frame_state = mFrameState;

+		U32 cur_time = get_cpu_clock_count_32();

+		frame_state->mSelfTimeCounter += cur_time - mStartSelfTime;

+

+		frame_state->mActiveCount--;

+		LLFastTimer* last_timer = mLastTimer;

+		sCurTimer = last_timer;

+

+		// store last caller to bootstrap tree creation

+		frame_state->mLastCaller = last_timer->mFrameState;

+

+		// we are only tracking self time, so subtract our total time delta from parents

+		U32 total_time = cur_time - mStartTotalTime;

+		last_timer->mStartSelfTime += total_time;

+#endif

+	}

+

+

+	// call this once a frame to reset timers

+	static void nextFrame();

+

+	// dumps current cumulative frame stats to log

+	// call nextFrame() to reset timers

+	static void dumpCurTimes(); 

+

+	// call this to reset timer hierarchy, averages, etc.

+	static void reset();

+

+	static U64 countsPerSecond();

+	static S32 getLastFrameIndex() { return sLastFrameIndex; }

+	static S32 getCurFrameIndex() { return sCurFrameIndex; }

+

+	static void writeLog(std::ostream& os);

+	static const NamedTimer* getTimerByName(const std::string& name);

+

+public:

+	static bool 		sPauseHistory;

+	static bool 		sResetHistory;

+	

+private:

+	typedef std::vector<LLFastTimer*> timer_stack_t;

+	static LLFastTimer*		sCurTimer;

+	static S32				sCurFrameIndex;

+	static S32				sLastFrameIndex;

+	static U64				sLastFrameTime;

+	static info_list_t*		sTimerInfos;

+

+	U32						mStartSelfTime;	// start time + time of all child timers

+	U32						mStartTotalTime;	// start time + time of all child timers

+	NamedTimer::FrameState*	mFrameState;

+	LLFastTimer*			mLastTimer;

+};

+

+#endif // LL_LLFASTTIMER_H