# Function _mm256_maskz_popcnt_epi8

1.89.0 · Source

    pub fn _mm256_maskz_popcnt_epi8(k: __mmask32, a: __m256i) -> __m256i

Available on (x86 or x86-64) and target feature `avx512bitalg` and target feature `avx512vl` and x86 only.
Expand description

For each packed 8-bit integer maps the value to the number of logical 1 bits.

Uses the writemask in k - elements are zeroed in the result if the corresponding mask bit is not set. Otherwise the computation result is written into the result.

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