00001 // 00002 // Copyright (c) 2005-2008 Kenichi Watanabe. 00003 // Copyright (c) 2005-2008 Yasuhiro Watari. 00004 // Copyright (c) 2005-2008 Hironori Ichibayashi. 00005 // Copyright (c) 2008-2009 Kazuo Horio. 00006 // Copyright (c) 2009-2013 Naruki Kurata. 00007 // Copyright (c) 2005-2013 Ryota Shioya. 00008 // Copyright (c) 2005-2013 Masahiro Goshima. 00009 // 00010 // This software is provided 'as-is', without any express or implied 00011 // warranty. In no event will the authors be held liable for any damages 00012 // arising from the use of this software. 00013 // 00014 // Permission is granted to anyone to use this software for any purpose, 00015 // including commercial applications, and to alter it and redistribute it 00016 // freely, subject to the following restrictions: 00017 // 00018 // 1. The origin of this software must not be misrepresented; you must not 00019 // claim that you wrote the original software. If you use this software 00020 // in a product, an acknowledgment in the product documentation would be 00021 // appreciated but is not required. 00022 // 00023 // 2. Altered source versions must be plainly marked as such, and must not be 00024 // misrepresented as being the original software. 00025 // 00026 // 3. This notice may not be removed or altered from any source 00027 // distribution. 00028 // 00029 // 00030 00031 00032 #include <pch.h> 00033 00034 #include "Utility/RuntimeError.h" 00035 #include "Sim/Pipeline/Scheduler/DetectLatPredMissEvent.h" 00036 #include "Sim/Op/OpArray/OpArray.h" 00037 #include "Sim/Thread/Thread.h" 00038 #include "Sim/Dumper/Dumper.h" 00039 #include "Sim/Op/Op.h" 00040 #include "Sim/InorderList/InorderList.h" 00041 #include "Sim/Recoverer/Recoverer.h" 00042 #include "Sim/Pipeline/Scheduler/Scheduler.h" 00043 00044 using namespace Onikiri; 00045 00046 OpDetectLatPredMissEvent::OpDetectLatPredMissEvent( 00047 const OpIterator& op, 00048 int level, 00049 int predicted, 00050 int latency 00051 ) : 00052 m_op(op), 00053 m_level(level), 00054 m_predicted(predicted), 00055 m_latency(latency) 00056 { 00057 // Detecting latency miss prediction. 00058 // This priority must be higher than that of execution finish process. 00059 SetPriority( RP_DETECT_LATPRED_MISS ); 00060 } 00061 00062 OpDetectLatPredMissEvent::~OpDetectLatPredMissEvent() 00063 { 00064 } 00065 00066 00067 void OpDetectLatPredMissEvent::Update() 00068 { 00069 OpIterator op = m_op; 00070 Scheduler* scheduler = m_op->GetScheduler(); 00071 if( m_predicted < m_latency ){ 00072 00073 if( op->IsSrcReady( scheduler->GetIndex() ) ){ 00074 // Re-scheduling wakeup of consumers 00075 Recoverer* recoverer = op->GetThread()->GetRecoverer(); 00076 recoverer->RecoverDataPredMiss( 00077 op, 00078 op->GetFirstConsumer(), 00079 DataPredMissRecovery::TYPE_LATENCY 00080 ); 00081 g_dumper.Dump( DS_LATENCY_PREDICTION_MISS, op ); 00082 } 00083 } 00084 00085 } 00086