# Function core::arch::x86::_mm512_cvtepi8_epi64

source · [−]

    pub unsafe fn _mm512_cvtepi8_epi64(a: __m128i) -> __m512i

🔬 This is a nightly-only experimental API. (`stdsimd` #48556)
This is supported on x86 and target feature `avx512f` only.
Expand description

Sign extend packed 8-bit integers in the low 8 bytes of a to packed 64-bit integers, and store the results in dst.

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