_mm512_mask_div_round_pd
Classification
AVX-512, Arithmetic, CPUID Test: AVX512F
Header File
Instruction
VDIVPD zmm {k}, zmm, zmm {er}
Synopsis
_mm512_mask_div_round_pd(__m512d src, __mmask8 k, __m512d a, __m512d b, int rounding);
Description
Divide packed double-precision (64-bit) floating-point elements in "a" by packed elements in "b", and store the results in "dst" using writemask "k" (elements are copied from "src" when the corresponding mask bit is not set).
[round_note]
Operation
FOR j := 0 to 7
i := 64*j
IF k[j]
dst[i+63:i] := a[i+63:i] / b[i+63:i]
ELSE
dst[i+63:i] := src[i+63:i]
FI
ENDFOR
dst[MAX:512] := 0