soma.asm

format PE console 4.0
entry start
include 'win32a.inc'

section '.data' data readable writeable
        _fmt db "%s",0
        num1 dd 0
        num2 dd 0
        res  dd 0

        _result db "Resultado soma: %d",10,0
        system_pause db "pause",0

section '.text' code readable executable

start:
        push ebp
        mov ebp, esp

        push num1
        push _fmt
        call [scanf]


        push num2
        push _fmt
        call [scanf]

        mov eax, [num1]
        mov eax,eax

        invoke printf,_fmt,num2

        push system_pause
        call [system]


        call exit_prg
        ret

exit_prg:
        push 0
        call [ExitProcess]



section '.idata' import data readable writeable

        library kernel, 'KERNEL32.DLL',\
        msvcrt,'MSVCRT.DLL'



        import kernel,\
        ExitProcess,'ExitProcess'


        import msvcrt,\
        scanf,'scanf',\
        printf,'printf',\
        system,'system'