_mm256_extract_epi64
Classification
AVX_ALL, Swizzle, CPUID Test: AVX
Header File
immintrin.h
Synopsis
 _mm256_extract_epi64(__m256i a, const int index);
Description
Extract a 64-bit integer from "a", selected with "index", and store the result in "dst".
Operation
dst[63:0] := (a[255:0] >> (index[1:0] * 64))[63:0]