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_EXEC_UNIT_MEM_EXEC_UNIT_H 00033 #define SIM_EXEC_UNIT_MEM_EXEC_UNIT_H 00034 00035 #include <utility> 00036 00037 #include "Env/Param/ParamExchange.h" 00038 00039 #include "Sim/ExecUnit/PipelinedExecUnit.h" 00040 #include "Sim/Op/OpArray/OpArray.h" 00041 00042 namespace Onikiri 00043 { 00044 class Cache; 00045 class CacheSystem; 00046 class MemOrderManager; 00047 00048 class MemExecUnit : public PipelinedExecUnit 00049 { 00050 00051 public: 00052 BEGIN_PARAM_MAP("") 00053 BEGIN_PARAM_PATH( GetParamPath() ) 00054 PARAM_ENTRY("@FloatConversionLatency", m_floatConversionLatency) 00055 END_PARAM_PATH() 00056 CHAIN_BASE_PARAM_MAP( PipelinedExecUnit ) 00057 END_PARAM_MAP() 00058 00059 BEGIN_RESOURCE_MAP() 00060 RESOURCE_ENTRY( MemOrderManager, "memOrderManager", m_memOrderManager ) 00061 RESOURCE_ENTRY( CacheSystem, "cacheSystem", m_cacheSystem ) 00062 CHAIN_BASE_RESOURCE_MAP( PipelinedExecUnit ) 00063 END_RESOURCE_MAP() 00064 00065 MemExecUnit(); 00066 virtual ~MemExecUnit(); 00067 00068 void Initialize( InitPhase phase ); 00069 00070 // タsCeV FinishEvent o^ 00071 virtual void Execute(OpIterator op); 00072 00073 // OpClass CeV 00074 virtual int GetLatencyCount(const OpClass& opClass); 00075 00076 // OpClass CfNXCeV 00077 virtual int GetLatency(const OpClass& opClass, int index); 00078 00079 // accessors 00080 Cache* GetCache(){ return m_cache; } 00081 00082 protected: 00083 00084 // LbV 00085 CacheSystem* m_cacheSystem; 00086 Cache* m_cache; 00087 00088 // LbV 00089 int m_cacheCount; 00090 00091 // float Load CeV 00092 int m_floatConversionLatency; 00093 PhysicalResourceArray<MemOrderManager> m_memOrderManager; 00094 00095 // ReadタsCeV 00096 int GetExecutedReadLatency( OpIterator op ); 00097 00098 // WriteタsCeV 00099 int GetExecutedWriteLatency( OpIterator op ); 00100 00101 // Get the actual latency of executed 'op'. 00102 int GetExecutedLatency( OpIterator op ); 00103 00104 // Get a producer store of 'consumer'. 00105 OpIterator GetProducerStore( OpIterator consumer ); 00106 }; 00107 00108 }; // namespace Onikiri 00109 00110 #endif // __MEMEXECUNIT_H__ 00111