# Function _mm512_mask_test_epi8_mask

1.89.0 · Source

    pub fn _mm512_mask_test_epi8_mask(
        k: __mmask64,
        a: __m512i,
        b: __m512i,
    ) -> __mmask64

Available on (x86 or x86-64) and target feature `avx512bw` and x86 only.
Expand description

Compute the bitwise AND of packed 8-bit integers in a and b, producing intermediate 8-bit values, and set the corresponding bit in result mask k (subject to writemask k) if the intermediate value is non-zero.

Intel’s documentation