# Function _mm256_dpwusd_epi32

1.89.0 · Source

    pub fn _mm256_dpwusd_epi32(src: __m256i, a: __m256i, b: __m256i) -> __m256i

Available on (x86 or x86-64) and target feature `avxvnniint16` and x86 only.
Expand description

Multiply groups of 2 adjacent pairs of unsigned 16-bit integers in a with corresponding signed 16-bit integers in b, producing 2 intermediate signed 32-bit results. Sum these 2 results with the corresponding 32-bit integer in src, and store the packed 32-bit results in dst.

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