_mm_maskz_avg_epu16
Classification
AVX-512, Arithmetic, CPUID Test: AVX512BW
Header File
Instruction
VPAVGW xmm {z}, xmm, xmm
Synopsis
_mm_maskz_avg_epu16(__mmask8 k, __m128i a, __m128i b);
Description
Average packed unsigned 16-bit integers in "a" and "b", and store the results in "dst" using zeromask "k" (elements are zeroed out when the corresponding mask bit is not set).
Operation
FOR j := 0 to 7
i := j*16
IF k[j]
dst[i+15:i] := (a[i+15:i] + b[i+15:i] + 1) >> 1
ELSE
dst[i+15:i] := 0
FI
ENDFOR
dst[MAX:128] := 0