global _start section .data align 16 myfloat0: dd 1.234567e20 myfloat1: dd 2.345678e20 myfloat2: dd 3.456789e20 myfloat3: dd 4.567891e20 myaddress: dd 0xdeadbeef %include "header.inc" movapd xmm0, [myfloat0] movntps [myaddress], xmm0 movapd xmm1, [myaddress] %include "footer.inc"