_mm256_cvtepi16_epi64
Classification
AVX_ALL, Convert, CPUID Test: AVX2
Header File
immintrin.h
Instruction
VPMOVSXWQ ymm, xmm
Synopsis
 _mm256_cvtepi16_epi64(__m128i a);
Description
Sign extend packed 16-bit integers in "a" to packed 64-bit integers, and store the results in "dst".
Operation
FOR j:= 0 to 3
	i := 64*j
	k := 16*j
	dst[i+63:i] := SignExtend64(a[k+15:k])
ENDFOR
dst[MAX:256] := 0