_mm512_mask_mul_epi32
Classification
AVX-512, Arithmetic, CPUID Test: AVX512F
Header File
immintrin.h
Instruction
VPMULDQ zmm {k}, zmm, zmm
Synopsis
 _mm512_mask_mul_epi32(__m512i src, __mmask8 k, __m512i a, __m512i b);
Description
Multiply the low signed 32-bit integers from each packed 64-bit element in "a" and "b", and store the signed 64-bit results in "dst" using writemask "k" (elements are copied from "src" when the corresponding mask bit is not set).
Operation
FOR j := 0 to 7
	i := j*64
	IF k[j]
		dst[i+63:i] := SignExtend64(a[i+31:i]) * SignExtend64(b[i+31:i])
	ELSE
		dst[i+63:i] := src[i+63:i]
	FI
ENDFOR
dst[MAX:512] := 0