Function core::arch::x86::_mm256_popcnt_epi64

pub unsafe fn _mm256_popcnt_epi64(a: __m256i) -> __m256i

🔬 This is a nightly-only experimental API. (stdsimd #48556)

Available on x86 and target feature avx512vpopcntdq,avx512vl only.

For each packed 64-bit integer maps the value to the number of logical 1 bits.

Intel’s documentation