test/movd64.asm

   1         bits 64
   2
   3         movd r8d, mm1
   4         movd r8, mm1
   5         movq r8, mm1
   6
   7         movd [rax], mm1
   8         movq [rax], mm1
   9         movd dword [rax], mm1
  10 ;       movq dword [rax], mm1
  11         movd qword [rax], mm1
  12         movq qword [rax], mm1
  13
  14 ;       movd mm2, mm1
  15         movq mm2, mm1