## _mm256_gf2p8mul_epi8

# Function _mm256_gf2p8mul_epi8

1.89.0 · Source

    pub fn _mm256_gf2p8mul_epi8(a: __m256i, b: __m256i) -> __m256i

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

Performs a multiplication in GF(2^8) on the packed bytes. The field is in polynomial representation with the reduction polynomial x^8 + x^4 + x^3 + x + 1.

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