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 // 00033 // Static hit/miss predictor template. 00034 // Optimistic/Pessimistic predictors are instantiated 00035 // from static predictor template; 00036 // 00037 00038 #ifndef SIM_PREDICTOR_HIT_MISS_PRED_STATIC_HIT_MISS_PRED_H 00039 #define SIM_PREDICTOR_HIT_MISS_PRED_STATIC_HIT_MISS_PRED_H 00040 00041 #include "Types.h" 00042 #include "Env/Param/ParamExchange.h" 00043 #include "Sim/Foundation/Resource/ResourceNode.h" 00044 #include "Sim/Predictor/HitMissPred/HitMissPredIF.h" 00045 00046 namespace Onikiri 00047 { 00048 template <bool t_hit> 00049 class StaticHitMissPred : 00050 public HitMissPredIF, 00051 public PhysicalResourceNode 00052 { 00053 public: 00054 BEGIN_RESOURCE_MAP() 00055 END_RESOURCE_MAP() 00056 00057 StaticHitMissPred() 00058 { 00059 }; 00060 00061 virtual ~StaticHitMissPred() 00062 { 00063 ReleaseParam(); 00064 } 00065 00066 virtual void Initialize(InitPhase phase) 00067 { 00068 } 00069 00070 virtual bool Predict( OpIterator op ) 00071 { 00072 return t_hit; 00073 } 00074 00075 virtual void Finished( OpIterator op, bool hit ) 00076 { 00077 } 00078 00079 virtual void Commit( OpIterator op, bool hit ) 00080 { 00081 } 00082 00083 }; 00084 00085 typedef StaticHitMissPred<true> OptimisticHitMissPred; 00086 typedef StaticHitMissPred<false> PessimisticHitMissPred; 00087 00088 } // namespace Onikiri 00089 00090 #endif // SIM_PREDICTOR_HIT_MISS_PRED_STATIC_HIT_MISS_PRED_H 00091