Function core::arch::x86::_mm256_cvtepi8_epi641.27.0[−][src]

pub unsafe fn _mm256_cvtepi8_epi64(a: __m128i) -> __m256i

This is supported on x86 and target feature avx2 only.

Expand description

将 8 位整数符号扩展为 64 位整数。