segment .data x dd 1.75, 3.25, 4.765, 6.3 y dq 3.14159, 5.29287 segment .bss a resq 2 segment .text global main main: push rbp mov rbp, rsp movupd xmm15, [y] movups xmm0, [x] movupd [a], xmm15 leave ret