modules/arch/x86/tests/gas64/gas-inout.asm

inb $10, %al
inw $10, %ax
inl $10, %eax
inb $10
inw $10
inl $10
outb %al, $10
outw %ax, $10
outl %eax, $10
outb $10
outw $10
outl $10