3.4 SIMD State Management Instructions
The fxsave and fxrstor instructions save and restore the state of the floating-point unit
and the MMX, XMM, and MXCSR registers.
Table 20 SIMD State Management Instructions
| | | |
| FXRSTOR
| restore floating-point unit and SIMD state
|
|
| FXSAVE
| save floating-point unit and SIMD state
|
|
|