pub unsafe fn _mm512_cmplt_epu64_mask(a: __m512i, b: __m512i) -> __mmask8
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on (x86 or x86-64) and target feature avx512f and x86 only.
Expand description

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

Intel’s documentation