110 lines
2.7 KiB
C++
110 lines
2.7 KiB
C++
/**
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* @file lltrace.cpp
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2012, 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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#include "linden_common.h"
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#include "lltrace.h"
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#include "llthread.h"
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namespace LLTrace
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{
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BlockTimer::Recorder::StackEntry BlockTimer::sCurRecorder;
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MasterThreadTrace *gMasterThreadTrace = NULL;
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LLThreadLocalPtr<ThreadTraceData> gCurThreadTrace;
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void init()
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{
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gMasterThreadTrace = new MasterThreadTrace();
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gCurThreadTrace = gMasterThreadTrace;
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}
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void cleanup()
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{
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delete gMasterThreadTrace;
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}
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///////////////////////////////////////////////////////////////////////
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// Sampler
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///////////////////////////////////////////////////////////////////////
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void Sampler::stop()
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{
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getThreadTrace()->deactivate(this);
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}
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void Sampler::resume()
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{
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getThreadTrace()->activate(this);
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}
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class ThreadTraceData* Sampler::getThreadTrace()
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{
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return LLThread::getTraceData();
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}
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///////////////////////////////////////////////////////////////////////
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// MasterThreadTrace
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///////////////////////////////////////////////////////////////////////
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void MasterThreadTrace::pullFromWorkerThreads()
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{
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LLMutexLock lock(&mSlaveListMutex);
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for (worker_thread_trace_list_t::iterator it = mSlaveThreadTraces.begin(), end_it = mSlaveThreadTraces.end();
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it != end_it;
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++it)
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{
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it->mWorkerTrace->mSharedData.copyTo(it->mSamplerStorage);
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}
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}
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void MasterThreadTrace::addSlaveThread( class SlaveThreadTrace* child )
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{
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LLMutexLock lock(&mSlaveListMutex);
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mSlaveThreadTraces.push_back(WorkerThreadTraceProxy(child));
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}
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void MasterThreadTrace::removeSlaveThread( class SlaveThreadTrace* child )
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{
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LLMutexLock lock(&mSlaveListMutex);
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for (worker_thread_trace_list_t::iterator it = mSlaveThreadTraces.begin(), end_it = mSlaveThreadTraces.end();
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it != end_it;
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++it)
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{
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if (it->mWorkerTrace == child)
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{
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mSlaveThreadTraces.erase(it);
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break;
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}
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}
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}
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}
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