pub unsafe fn _fxsave64(mem_addr: *mut u8)
Available on x86-64 and target feature
fxsr
only.Expand description
Saves the x87
FPU, MMX
technology, XMM
, and MXCSR
registers to the
512-byte-long 16-byte-aligned memory region mem_addr
.
A misaligned destination operand raises a general-protection (#GP) or an alignment check exception (#AC).