pub unsafe fn _mm256_lzcnt_epi32(a: __m256i) -> __m256i
🔬 This is a nightly-only experimental API. (stdsimd)
This is supported on x86-64 and target feature avx512cd,avx512vl only.
Expand description

Counts the number of leading zero bits in each packed 32-bit integer in a, and store the results in dst.

Intel’s documentation