# Function _mm_sad_epu8

1.27.0 · Source

    pub fn _mm_sad_epu8(a: __m128i, b: __m128i) -> __m128i

Available on (x86 or x86-64) and target feature `sse2` and x86-64 only.
Expand description

Sum the absolute differences of packed unsigned 8-bit integers.

Computes the absolute differences of packed unsigned 8-bit integers in `a` and `b`, then horizontally sum each consecutive 8 differences to produce two unsigned 16-bit integers, and pack these unsigned 16-bit integers in the low 16 bits of 64-bit elements returned.

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