_mm256_cvtepi8_epi32
Classification
Header File
Instruction
VPMOVSXBD ymm, xmm
Synopsis
_mm256_cvtepi8_epi32(__m128i a);
Description
Sign extend packed 8-bit integers in "a" to packed 32-bit integers, and store the results in "dst".
Operation
FOR j := 0 to 7
i := 32*j
k := 8*j
dst[i+31:i] := SignExtend32(a[k+7:k])
ENDFOR
dst[MAX:256] := 0