pub unsafe fn _mm256_cmp_epi16_mask(
    a: __m256i,
    b: __m256i,
    const IMM8: i32
) -> __mmask16
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on (x86 or x86-64) and target feature avx512bw,avx512vl and x86 only.
Expand description

Compare packed signed 16-bit integers in a and b based on the comparison operand specified by imm8, and store the results in mask vector k.

Intel’s documentation