Function core::arch::x86_64::_mm_gf2p8mul_epi8
source · pub unsafe fn _mm_gf2p8mul_epi8(a: __m128i, b: __m128i) -> __m128i
🔬This is a nightly-only experimental API. (
stdarch_x86_avx512
#111137)Available on (x86 or x86-64) and target feature
gfni
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.