# Function core::arch::x86::_mm_mask2_permutex2var_epi8

source ·

    pub unsafe fn _mm_mask2_permutex2var_epi8(
        a: __m128i,
        idx: __m128i,
        k: __mmask16,
        b: __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 and b across lanes using the corresponding selector and index in idx, and store the results in dst using writemask k (elements are copied from a when the corresponding mask bit is not set).

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