Function core::arch::x86::_mm_permutexvar_epi8

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

🔬 This is a nightly-only experimental API. (stdsimd #48556)

Available on x86 and target feature avx512vbmi,avx512vl only.

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

Intel’s documentation