arch:: x86_64:: _mm512_cmpeq_epi64_mask
pub unsafe fn _mm512_cmpeq_epi64_mask(a: __m512i, b: __m512i) -> __mmask8
🔬 This is a nightly-only experimental API. (
This is supported on x86-64 and target feature
Compare packed 64-bit integers in a and b for equality, and store the results in mask vector k.