105 lines
2.6 KiB
C++
105 lines
2.6 KiB
C++
/**
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* @file llmemory.h
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* @brief Memory allocation/deallocation header-stuff goes here.
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*
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* $LicenseInfo:firstyear=2002&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LLMEMORY_H
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#define LLMEMORY_H
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#include "llmemtype.h"
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extern S32 gTotalDAlloc;
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extern S32 gTotalDAUse;
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extern S32 gDACount;
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extern void* ll_allocate (size_t size);
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extern void ll_release (void *p);
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class LL_COMMON_API LLMemory
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{
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public:
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static void initClass();
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static void cleanupClass();
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static void freeReserve();
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// Return the resident set size of the current process, in bytes.
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// Return value is zero if not known.
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static U64 getCurrentRSS();
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static U32 getWorkingSetSize();
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private:
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static char* reserveMem;
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};
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//----------------------------------------------------------------------------
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#if MEM_TRACK_MEM
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class LLMutex ;
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class LL_COMMON_API LLMemTracker
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{
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private:
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LLMemTracker() ;
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~LLMemTracker() ;
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public:
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static void release() ;
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static LLMemTracker* getInstance() ;
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void track(const char* function, const int line) ;
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void preDraw(BOOL pause) ;
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void postDraw() ;
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const char* getNextLine() ;
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private:
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static LLMemTracker* sInstance ;
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char** mStringBuffer ;
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S32 mCapacity ;
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U32 mLastAllocatedMem ;
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S32 mCurIndex ;
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S32 mCounter;
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S32 mDrawnIndex;
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S32 mNumOfDrawn;
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BOOL mPaused;
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LLMutex* mMutexp ;
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};
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#define MEM_TRACK_RELEASE LLMemTracker::release() ;
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#define MEM_TRACK LLMemTracker::getInstance()->track(__FUNCTION__, __LINE__) ;
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#else // MEM_TRACK_MEM
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#define MEM_TRACK_RELEASE
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#define MEM_TRACK
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#endif // MEM_TRACK_MEM
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//----------------------------------------------------------------------------
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// LLRefCount moved to llrefcount.h
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// LLPointer moved to llpointer.h
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// LLSafeHandle moved to llsafehandle.h
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// LLSingleton moved to llsingleton.h
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#endif
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