Function _mm_mask_compress_epi64

pub fn _mm_mask_compress_epi64(src: __m128i, k: u8, a: __m128i) -> __m128i

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

Contiguously store the active 64-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