arch:: x86:: _mm_store1_pd
pub unsafe fn _mm_store1_pd(mem_addr: *mut f64, a: __m128d)
This is supported on x86 and target feature
Stores the lower double-precision (64-bit) floating-point element from
into 2 contiguous elements in memory.
mem_addr must be aligned on a
16-byte boundary or a general-protection exception may be generated.