_mm512_cmpeq_pd_mask
Classification
AVX-512, Compare, CPUID Test: AVX512F
Header File
Instruction
VCMPPD k, zmm, zmm, imm8
Synopsis
_mm512_cmpeq_pd_mask(__m512d a, __m512d b);
Description
Compare packed double-precision (64-bit) floating-point elements in "a" and "b" for equality, and store the results in mask vector "k".
Operation
FOR j := 0 to 7
i := j*64
k[j] := (a[i+63:i] == b[i+63:i]) ? 1 : 0
ENDFOR
k[MAX:8] := 0