Module fxsr

Available on x86 or x86-64 only.

FXSR floating-point context fast save and restore.

Functions

_fxrstor^⚠fxsr

Restores the XMM, MMX, MXCSR, and x87 FPU registers from the 512-byte-long 16-byte-aligned memory region mem_addr.

_fxsave^⚠fxsr

Saves the x87 FPU, MMX technology, XMM, and MXCSR registers to the 512-byte-long 16-byte-aligned memory region mem_addr.

fxrstor 🔒 ^⚠

fxsave 🔒 ^⚠