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 #ifndef SIM_PIPELINE_PIPELINE_H 00033 #define SIM_PIPELINE_PIPELINE_H 00034 00035 #include "Sim/Pipeline/PipelineLatch.h" 00036 #include "Sim/Foundation/TimeWheel/TimeWheelBase.h" 00037 00038 namespace Onikiri 00039 { 00040 class PipelineNodeIF; 00041 00042 class Pipeline : public TimeWheelBase 00043 { 00044 public: 00045 Pipeline(); 00046 virtual ~Pipeline(); 00047 00048 virtual void EnterPipeline( OpIterator op, int time, PipelineNodeIF* lowerNode ); 00049 virtual void ExitPipeline( OpIterator op, PipelineNodeIF* lowerNode ); 00050 virtual void AddUpperPipelineNode( PipelineNodeIF* node ); 00051 virtual int GetOpCount(); 00052 00053 virtual void Retire( OpIterator op ); 00054 virtual void Flush( OpIterator op ); 00055 00056 void EnableDumpStall( bool enable ); 00057 00058 // --- TimeWheelBase 00059 virtual void BeginStall(); 00060 virtual void EndStall(); 00061 00062 protected: 00063 bool m_enableDumpStall; 00064 00065 std::vector<PipelineNodeIF*> m_upperPipelineNodes; 00066 00067 typedef pool_list<OpIterator> List; 00068 List m_opList; 00069 }; 00070 00071 }; // namespace Onikiri 00072 00073 #endif // SIM_PIPELINE_PIPELINE_H 00074