Login senha certa ou errada

; Escrito por Lincoln Cesar dos Reis Arantes
section .text


    global _start       ;must be declared for using gcc


_start:                     ;tell linker entry point



mov edx, len    ;message length
mov ecx, msg    ;message to write
mov ebx, 1      ;file descriptor (stdout)
mov eax, 4      ;system call number (sys_write)
 int 0x80


  ; Entrada Dados
 mov eax, 3
 mov ebx, 0
 mov ecx, senha
 mov edx, 40
  int 0x80
  ;--------------------------





mov eax, [senha]
mov ebx, 'abcd'
cmp eax, ebx
je certa
jne errada



certa:

mov edx, lenc    ;message length
mov ecx, msgc    ;message to write
mov ebx, 1      ;file descriptor (stdout)
mov eax, 4      ;system call number (sys_write)
 int 0x80
call exit




errada:

mov edx, lene    ;message length
mov ecx, msge    ;message to write
mov ebx, 1      ;file descriptor (stdout)
mov eax, 4      ;system call number (sys_write)
 int 0x80
call exit


exit:


mov eax, 1      ;system call number (sys_exit)
int 0x80        ;call kernel


section .data


msgc db 'VOCÊ ACERTOU A SENHA!',0xa    ;our dear string
lenc equ $ - msgc           ;length of our dear string

msge db 'VOCÊ ERROU A SENHA! BYE',0xa  ;our dear string
lene equ $ - msge           ;length of our dear string

msg db 'Entre com a senha',0xa  ;our dear string
len equ $ - msg         ;length of our dear string


segment .bss

senha resb 16