Synopsis Store doubleword from even/odd register pair, 16-bit

v8, (s1) add s9, a5, s10 vsetvli s1, zero, e64,m8,ta,mu vle64.v v8, (s9) add s1, a7, s10 vle64.v v20, (s11) vse64.v v12, (s9) add s1, a6, s10 vle64.v v0, (ra) ld s9, -128(s0) vl8r.v

monarch