Function _mm_mask_compress_epi8

pub unsafe fn _mm_mask_compress_epi8(
    src: __m128i,
    k: u16,
    a: __m128i,
) -> __m128i

🔬This is a nightly-only experimental API. (stdarch_x86_avx512)

Available on x86-64 only.

Contiguously store the active 8-bit integers in a (those with their respective bit set in writemask k) to dst, and pass through the remaining elements from src.

Intel’s documentation