Function core::arch::x86::_mm256_permutexvar_epi64

pub unsafe fn _mm256_permutexvar_epi64(idx: __m256i, a: __m256i) -> __m256i

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

Available on x86 and target feature avx512f,avx512vl only.

Shuffle 64-bit integers in a across lanes using the corresponding index in idx, and store the results in dst.

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