# Function core::arch::x86_64::_mm_permutexvar_epi8

source ·

    pub unsafe fn _mm_permutexvar_epi8(idx: __m128i, a: __m128i) -> __m128i

🔬This is a nightly-only experimental API. (`stdsimd` #48556)
Available on (x86 or x86-64) and target feature `avx512vbmi,avx512vl` only.
Expand description

Shuffle 8-bit integers in a across lanes using the corresponding index in idx, and store the results in dst.

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