core::arch::x86_64

# Function _mm512_cvtepi8_epi64

source

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

🔬This is a nightly-only experimental API. (`stdarch_x86_avx512` #111137)
Available on (x86 or x86-64) and target feature `avx512f` and x86-64 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.

Intel’s documentation