_mm_extract_epi64
Classification
SSE_ALL, Swizzle, CPUID Test: SSE4.1
Header File
smmintrin.h
Instruction
PEXTRQ r64, xmm, imm8
Synopsis
 _mm_extract_epi64(__m128i a, const int imm8);
Description
Extract a 64-bit integer from "a", selected with "imm8", and store the result in "dst".
Operation
dst[63:0] := (a[127:0] >> (imm8[0] * 64))[63:0]