_mm512_mask_broadcast_i64x4
Classification
AVX-512, Swizzle, CPUID Test: AVX512F
Header File
Instruction
VBROADCASTI64X4 zmm {k}, m256
Synopsis
_mm512_mask_broadcast_i64x4(__m512i src, __mmask8 k, __m256i a);
Description
Broadcast the 4 packed 64-bit integers from "a" to all elements of "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
n := (j % 4)*64
IF k[j]
dst[i+63:i] := a[n+63:n]
ELSE
dst[i+63:i] := src[i+63:i]
FI
ENDFOR
dst[MAX:512] := 0