pub unsafe fn _mm512_mask_storeu_epi8(
    mem_addr: *mut i8,
    mask: __mmask64,
    a: __m512i
)
🔬This is a nightly-only experimental API. (stdarch_x86_avx512 #111137)
Available on (x86 or x86-64) and target feature avx512f,avx512bw and x86-64 only.
Expand description

Store packed 8-bit integers from a into memory using writemask k. mem_addr does not need to be aligned on any particular boundary.

Intel’s documentation