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WOW64_FLOATING_SAVE_AREA structure (winnt.h)

Represents the 80387 save area on WOW64. Refer to the header file WinNT.h for the definition of this structure.

Syntax

typedef struct _WOW64_FLOATING_SAVE_AREA {
 DWORD ControlWord;
 DWORD StatusWord;
 DWORD TagWord;
 DWORD ErrorOffset;
 DWORD ErrorSelector;
 DWORD DataOffset;
 DWORD DataSelector;
 BYTE RegisterArea[WOW64_SIZE_OF_80387_REGISTERS];
 DWORD Cr0NpxState;
} WOW64_FLOATING_SAVE_AREA;

Members

ControlWord

StatusWord

TagWord

ErrorOffset

ErrorSelector

DataOffset

DataSelector

RegisterArea[WOW64_SIZE_OF_80387_REGISTERS]

Cr0NpxState

Requirements

Requirement Value
Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Header winnt.h (include Windows.h)

See also

WOW64_CONTEXT

Wow64GetThreadContext

Wow64SetThreadContext


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