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TitanEngine
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small fixed with MxCsr and other FltSave structures for x64

This commit is contained in:
mrexodia 2016-09-25 17:48:35 +02:00
parent 6dc9dcd3cf
commit 806f81e187
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GPG Key ID: FC89E0AAA0C1AAD8
1 changed files with 6 additions and 11 deletions
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17
TitanEngine/Global.Engine.Context.cpp
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@ -56,18 +56,13 @@ bool _SetFullContextDataEx(HANDLE hActiveThread, TITAN_ENGINE_CONTEXT_t* titcont
DBGContext.FltSave.ControlWord = titcontext->x87fpu.ControlWord; DBGContext.FltSave.ControlWord = titcontext->x87fpu.ControlWord;
DBGContext.FltSave.StatusWord = titcontext->x87fpu.StatusWord; DBGContext.FltSave.StatusWord = titcontext->x87fpu.StatusWord;
memcpy(& (DBGContext.FltSave.TagWord), & (titcontext->x87fpu.TagWord), sizeof(titcontext->x87fpu.TagWord)); DBGContext.FltSave.TagWord = (BYTE)titcontext->x87fpu.TagWord;
#ifdef _WIN64 DBGContext.FltSave.ErrorSelector = (WORD)titcontext->x87fpu.ErrorSelector;
#define WIN64_CASTDWORDTOWORD (WORD)
#else
#define WIN64_CASTDWORDTOWORD (DWORD)
#endif
DBGContext.FltSave.ErrorSelector = WIN64_CASTDWORDTOWORD titcontext->x87fpu.ErrorSelector;
DBGContext.FltSave.ErrorOffset = titcontext->x87fpu.ErrorOffset; DBGContext.FltSave.ErrorOffset = titcontext->x87fpu.ErrorOffset;
DBGContext.FltSave.DataSelector = WIN64_CASTDWORDTOWORD titcontext->x87fpu.DataSelector; DBGContext.FltSave.DataSelector = (WORD)titcontext->x87fpu.DataSelector;
DBGContext.FltSave.DataOffset = titcontext->x87fpu.DataOffset; DBGContext.FltSave.DataOffset = titcontext->x87fpu.DataOffset;
// Skip titcontext->x87fpu.Cr0NpxState // Skip titcontext->x87fpu.Cr0NpxState
DBGContext.FltSave.MxCsr = titcontext->MxCsr; DBGContext.MxCsr = titcontext->MxCsr;
for(int i = 0; i < 8; i++) for(int i = 0; i < 8; i++)
memcpy(& DBGContext.FltSave.FloatRegisters[i], &(titcontext->RegisterArea[i * 10]), 10); memcpy(& DBGContext.FltSave.FloatRegisters[i], &(titcontext->RegisterArea[i * 10]), 10);
@ -159,13 +154,13 @@ bool _GetFullContextDataEx(HANDLE hActiveThread, TITAN_ENGINE_CONTEXT_t* titcont
titcontext->x87fpu.ControlWord = DBGContext.FltSave.ControlWord; titcontext->x87fpu.ControlWord = DBGContext.FltSave.ControlWord;
titcontext->x87fpu.StatusWord = DBGContext.FltSave.StatusWord; titcontext->x87fpu.StatusWord = DBGContext.FltSave.StatusWord;
memcpy(& (titcontext->x87fpu.TagWord), & (DBGContext.FltSave.TagWord), sizeof(titcontext->x87fpu.TagWord)); titcontext->x87fpu.TagWord = DBGContext.FltSave.TagWord;
titcontext->x87fpu.ErrorSelector = DBGContext.FltSave.ErrorSelector; titcontext->x87fpu.ErrorSelector = DBGContext.FltSave.ErrorSelector;
titcontext->x87fpu.ErrorOffset = DBGContext.FltSave.ErrorOffset; titcontext->x87fpu.ErrorOffset = DBGContext.FltSave.ErrorOffset;
titcontext->x87fpu.DataSelector = DBGContext.FltSave.DataSelector; titcontext->x87fpu.DataSelector = DBGContext.FltSave.DataSelector;
titcontext->x87fpu.DataOffset = DBGContext.FltSave.DataOffset; titcontext->x87fpu.DataOffset = DBGContext.FltSave.DataOffset;
// Skip titcontext->x87fpu.Cr0NpxState // Skip titcontext->x87fpu.Cr0NpxState
titcontext->MxCsr = DBGContext.FltSave.MxCsr; titcontext->MxCsr = DBGContext.MxCsr;
for(int i = 0; i < 8; i++) for(int i = 0; i < 8; i++)
memcpy(&(titcontext->RegisterArea[i * 10]), & DBGContext.FltSave.FloatRegisters[i], 10); memcpy(&(titcontext->RegisterArea[i * 10]), & DBGContext.FltSave.FloatRegisters[i], 10);