pub unsafe fn _fxrstor(mem_addr: *const u8)
Available on (x86 or x86-64) and target feature
fxsr
and x86 only.Expand description
Restores the XMM
, MMX
, MXCSR
, and x87
FPU registers from the
512-byte-long 16-byte-aligned memory region mem_addr
.
The contents of this memory region should have been written to by a
previous
_fxsave
or _fxsave64
intrinsic.
A misaligned destination operand raises a general-protection (#GP) or an alignment check exception (#AC).