Function _mm_cmple_epi64_mask

pub fn _mm_cmple_epi64_mask(a: __m128i, b: __m128i) -> __mmask8

Available on (x86 or x86-64) and target feature avx512f,avx512vl and x86 only.

Compare packed signed 64-bit integers in a and b for less-than-or-equal, and store the results in mask vector k.

Intel’s documentation