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_mm_cvtepi8_epi64

core::arch::x86_64

Function _mm_cvtepi8_epi64 

1.27.0 (const: unstable) · Source 
pub fn _mm_cvtepi8_epi64(a: __m128i) -> __m128i
Available on x86-64 and target feature sse4.1 and (x86 or x86-64) only.
Expand description

Sign extend packed 8-bit integers in the low 8 bytes of a to packed 64-bit integers

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