ld1         {{ v2.4s, v3.4s }}, [x1], #32
ld1         {{ v6.4s, v7.4s }}, [x2], #32

fmla        v16.4s, v0.4s, v4.s[0]
fmla        v17.4s, v1.4s, v4.s[0]
fmla        v18.4s, v0.4s, v4.s[1]
fmla        v19.4s, v1.4s, v4.s[1]
fmla        v20.4s, v0.4s, v4.s[2]
fmla        v21.4s, v1.4s, v4.s[2]
fmla        v22.4s, v0.4s, v4.s[3]
fmla        v23.4s, v1.4s, v4.s[3]

fmla        v24.4s, v0.4s, v5.s[0]
fmla        v25.4s, v1.4s, v5.s[0]
fmla        v26.4s, v0.4s, v5.s[1]
fmla        v27.4s, v1.4s, v5.s[1]
fmla        v28.4s, v0.4s, v5.s[2]
fmla        v29.4s, v1.4s, v5.s[2]
fmla        v30.4s, v0.4s, v5.s[3]
fmla        v31.4s, v1.4s, v5.s[3]

and         v0.16b, v2.16b, v2.16b
and         v1.16b, v3.16b, v3.16b
and         v4.16b, v6.16b, v6.16b
and         v5.16b, v7.16b, v7.16b