src/Sim/Predictor/BPred/GlobalHistory.h

説明を見る。
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 // GlobalHistoryNX
00034 //
00035 // O[oA\/RetireUpdates
00036 // NXA\@IUpdateA~XCheckpoint
00037 // ゥIGlobalHistorys
00038 //
00039 
00040 #ifndef __GLOBALHISTORY_H__
00041 #define __GLOBALHISTORY_H__
00042 
00043 #include "Types.h"
00044 #include "Sim/Foundation/Checkpoint/CheckpointedData.h"
00045 #include "Sim/Foundation/Resource/ResourceNode.h"
00046 
00047 namespace Onikiri 
00048 {
00049     class CheckpointMaster;
00050 
00051     class GlobalHistory : public PhysicalResourceNode 
00052     {
00053     protected:
00054         CheckpointMaster* m_checkpointMaster;
00055         CheckpointedData<u64> m_globalHistory; // : 1bitTaken/NotTaken
00056 
00057     public:
00058         GlobalHistory();
00059         virtual ~GlobalHistory();
00060 
00061         BEGIN_RESOURCE_MAP()
00062             RESOURCE_ENTRY( CheckpointMaster, "checkpointMaster", m_checkpointMaster )
00063         END_RESOURCE_MAP()
00064 
00065         // 
00066         void Initialize(InitPhase phase);
00067 
00068         // dirpred \\ bpred 
00069         void Predicted(bool taken);
00070         // RetireTaken/NotTaken bpred 
00071         void Retired(bool taken);
00072 
00073         // rbg(1V)(I)X
00074         void SetLeastSignificantBit(bool taken);
00075 
00076         // accessors
00077         u64 GetHistory();
00078 
00079     };
00080 
00081 }; // namespace Onikiri
00082 
00083 #endif // __GLOBALHISTORY_H__
00084 

Onikiri2に対してTue Jun 18 14:34:25 2013に生成されました。  doxygen 1.4.7