diff options
Diffstat (limited to 'indra/llcommon/llmemory.cpp')
| -rw-r--r-- | indra/llcommon/llmemory.cpp | 233 |
1 files changed, 191 insertions, 42 deletions
diff --git a/indra/llcommon/llmemory.cpp b/indra/llcommon/llmemory.cpp index 2a8015e26d..21d1c84d69 100644 --- a/indra/llcommon/llmemory.cpp +++ b/indra/llcommon/llmemory.cpp @@ -2,36 +2,36 @@ * @file llmemory.cpp * @brief Very special memory allocation/deallocation stuff here * - * $LicenseInfo:firstyear=2002&license=viewergpl$ - * - * Copyright (c) 2002-2009, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2002&license=viewerlgpl$ * 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 + * Copyright (C) 2010, Linden Research, Inc. * - * 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 + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. * - * 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. + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #include "linden_common.h" +#include "llmemory.h" + +#if MEM_TRACK_MEM +#include "llthread.h" +#endif + #if defined(LL_WINDOWS) # include <windows.h> # include <psapi.h> @@ -43,8 +43,6 @@ # include <unistd.h> #endif -#include "llmemory.h" - //---------------------------------------------------------------------------- //static @@ -73,25 +71,6 @@ void LLMemory::freeReserve() reserveMem = NULL; } -void* ll_allocate (size_t size) -{ - if (size == 0) - { - llwarns << "Null allocation" << llendl; - } - void *p = malloc(size); - if (p == NULL) - { - LLMemory::freeReserve(); - llerrs << "Out of memory Error" << llendl; - } - return p; -} - -void ll_release (void *p) -{ - free(p); -} //---------------------------------------------------------------------------- @@ -111,6 +90,20 @@ U64 LLMemory::getCurrentRSS() return counters.WorkingSetSize; } +//static +U32 LLMemory::getWorkingSetSize() +{ + PROCESS_MEMORY_COUNTERS pmc ; + U32 ret = 0 ; + + if (GetProcessMemoryInfo( GetCurrentProcess(), &pmc, sizeof(pmc)) ) + { + ret = pmc.WorkingSetSize ; + } + + return ret ; +} + #elif defined(LL_DARWIN) /* @@ -157,6 +150,11 @@ U64 LLMemory::getCurrentRSS() return residentSize; } +U32 LLMemory::getWorkingSetSize() +{ + return 0 ; +} + #elif defined(LL_LINUX) U64 LLMemory::getCurrentRSS() @@ -191,6 +189,11 @@ bail: return rss; } +U32 LLMemory::getWorkingSetSize() +{ + return 0 ; +} + #elif LL_SOLARIS #include <sys/types.h> #include <sys/stat.h> @@ -219,6 +222,12 @@ U64 LLMemory::getCurrentRSS() return((U64)proc_psinfo.pr_rssize * 1024); } + +U32 LLMemory::getWorkingSetSize() +{ + return 0 ; +} + #else U64 LLMemory::getCurrentRSS() @@ -226,4 +235,144 @@ U64 LLMemory::getCurrentRSS() return 0; } +U32 LLMemory::getWorkingSetSize() +{ + return 0 ; +} + #endif + +//-------------------------------------------------------------------------------------------------- +#if MEM_TRACK_MEM +#include "llframetimer.h" + +//static +LLMemTracker* LLMemTracker::sInstance = NULL ; + +LLMemTracker::LLMemTracker() +{ + mLastAllocatedMem = LLMemory::getWorkingSetSize() ; + mCapacity = 128 ; + mCurIndex = 0 ; + mCounter = 0 ; + mDrawnIndex = 0 ; + mPaused = FALSE ; + + mMutexp = new LLMutex(NULL) ; + mStringBuffer = new char*[128] ; + mStringBuffer[0] = new char[mCapacity * 128] ; + for(S32 i = 1 ; i < mCapacity ; i++) + { + mStringBuffer[i] = mStringBuffer[i-1] + 128 ; + } +} + +LLMemTracker::~LLMemTracker() +{ + delete[] mStringBuffer[0] ; + delete[] mStringBuffer; + delete mMutexp ; +} + +//static +LLMemTracker* LLMemTracker::getInstance() +{ + if(!sInstance) + { + sInstance = new LLMemTracker() ; + } + return sInstance ; +} + +//static +void LLMemTracker::release() +{ + if(sInstance) + { + delete sInstance ; + sInstance = NULL ; + } +} + +//static +void LLMemTracker::track(const char* function, const int line) +{ + static const S32 MIN_ALLOCATION = 0 ; //1KB + + if(mPaused) + { + return ; + } + + U32 allocated_mem = LLMemory::getWorkingSetSize() ; + + LLMutexLock lock(mMutexp) ; + + S32 delta_mem = allocated_mem - mLastAllocatedMem ; + mLastAllocatedMem = allocated_mem ; + + if(delta_mem <= 0) + { + return ; //occupied memory does not grow + } + + if(delta_mem < MIN_ALLOCATION) + { + return ; + } + + char* buffer = mStringBuffer[mCurIndex++] ; + F32 time = (F32)LLFrameTimer::getElapsedSeconds() ; + S32 hours = (S32)(time / (60*60)); + S32 mins = (S32)((time - hours*(60*60)) / 60); + S32 secs = (S32)((time - hours*(60*60) - mins*60)); + strcpy(buffer, function) ; + sprintf(buffer + strlen(function), " line: %d DeltaMem: %d (bytes) Time: %d:%02d:%02d", line, delta_mem, hours,mins,secs) ; + + if(mCounter < mCapacity) + { + mCounter++ ; + } + if(mCurIndex >= mCapacity) + { + mCurIndex = 0 ; + } +} + + +//static +void LLMemTracker::preDraw(BOOL pause) +{ + mMutexp->lock() ; + + mPaused = pause ; + mDrawnIndex = mCurIndex - 1; + mNumOfDrawn = 0 ; +} + +//static +void LLMemTracker::postDraw() +{ + mMutexp->unlock() ; +} + +//static +const char* LLMemTracker::getNextLine() +{ + if(mNumOfDrawn >= mCounter) + { + return NULL ; + } + mNumOfDrawn++; + + if(mDrawnIndex < 0) + { + mDrawnIndex = mCapacity - 1 ; + } + + return mStringBuffer[mDrawnIndex--] ; +} + +#endif //MEM_TRACK_MEM +//-------------------------------------------------------------------------------------------------- + |