| Min version | 8.1 Update 1 | 7 | |
|---|---|---|---|
| Max version | 10 TH2 | ||
| Architecture | x86 | x64 | |
| x86 offset offset:bitpos | Field Name | x64 offset offset:bitpos | |
| 0x0000 | uint16_t ControlWord | 0x0000 | |
| 0x0002 | uint16_t StatusWord | 0x0002 | |
| 0x0004 | uint8_t TagWord | 0x0004 | |
| 0x0005 | uint8_t Reserved1 | 0x0005 | |
| 0x0006 | uint16_t ErrorOpcode | 0x0006 | |
| 0x0008 | unsigned long ErrorOffset | 0x0008 | |
| 0x000C | uint16_t ErrorSelector | 0x000C | |
| 0x000E | uint16_t Reserved2 | 0x000E | |
| 0x0010 | unsigned long DataOffset | 0x0010 | |
| 0x0014 | uint16_t DataSelector | 0x0014 | |
| 0x0016 | uint16_t Reserved3 | 0x0016 | |
| 0x0018 | unsigned long MxCsr | 0x0018 | |
| 0x001C | unsigned long MxCsr_Mask | 0x001C | |
| 0x0020 | struct _M128A[8] FloatRegisters | 0x0020 | |
| 0x00A0 | x86: struct _M128A[8] / x64: struct _M128A[16] XmmRegisters | 0x00A0 | |
| 0x0120 | x86: uint8_t[224] / x64: uint8_t[96] Reserved4 | 0x01A0 | |