_mm512_mask_broadcast_f64x4
Classification
AVX-512, Swizzle, CPUID Test: AVX512F
Header File
immintrin.h
Instruction
VBROADCASTF64X4 zmm {k}, m256
Synopsis
 _mm512_mask_broadcast_f64x4(__m512d src, __mmask8 k, __m256d a);
Description
Broadcast the 4 packed double-precision (64-bit) floating-point elements 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