pub unsafe fn _mm512_mask_compressstoreu_epi64(
    base_addr: *mut u8,
    k: __mmask8,
    a: __m512i
)
🔬 This is a nightly-only experimental API. (stdsimd #48556)
Available on x86-64 and target feature avx512f only.
Expand description

Contiguously store the active 64-bit integers in a (those with their respective bit set in writemask k) to unaligned memory at base_addr.

Intel’s documentation