pub unsafe fn _mm512_mask_cvtsepi32_storeu_epi8(
    mem_addr: *mut i8,
    k: u16,
    a: __m512i
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on x86-64 only.
Expand description

Convert packed signed 32-bit integers in a to packed 8-bit integers with signed saturation, and store the active results (those with their respective bit set in writemask k) to unaligned memory at base_addr.

Intel’s documentation