_mm256_mask_sub_epi16
Classification
AVX-512, Arithmetic, CPUID Test: AVX512BW
Header File
immintrin.h
Instruction
VPSUBW ymm {k}, ymm, ymm
Synopsis
 _mm256_mask_sub_epi16(__m256i src, __mmask16 k, __m256i a, __m256i b);
Description
Subtract packed 16-bit integers in "b" from packed 16-bit integers in "a", and store the results in "dst" using writemask "k" (elements are copied from "src" when the corresponding mask bit is not set).
Operation
FOR j := 0 to 15
	i := j*16
	IF k[j]
		dst[i+15:i] := a[i+15:i] - b[i+15:i]
	ELSE
		dst[i+15:i] := src[i+15:i]
	FI	
ENDFOR
dst[MAX:256] := 0