mi primer programa en asm calculadora muy basica :3

[daryo]

Código (asm) [Seleccionar] Expandir

.386
.model flat,stdcall
option casemap:none

include     \masm32\include\windows.inc
include     \masm32\include\kernel32.inc
include     \masm32\include\msvcrt.inc

includelib  \masm32\lib\kernel32.lib
includelib  \masm32\lib\msvcrt.lib
includelib  \masm32\lib\windows.lib

system PROTO C, :PTR BYTE

.data

hola1 db "por favor digite un numero:",0
hola2 db "por favor digite otro numero:",0
pedir db "%d",0

menu1 db "escoja 1 para sumar 2 resta 3 multiplicar 4 para dividir",0
command BYTE "echo; & pause",0
limpiar BYTE "cls",0

resultado db "%d",0

.data?
x dd ?
x2 dd ?
x3 dd ?
menu dd ?


.code
start:
invoke system,ADDR limpiar
invoke crt_printf,ADDR hola1
invoke crt_scanf,ADDR pedir,ADDR x

invoke crt_printf,ADDR hola2
invoke crt_scanf,ADDR pedir,ADDR x2

mov eax,x
mov ebx,x2

invoke crt_printf,ADDR menu1
invoke crt_scanf,ADDR pedir,ADDR menu

cmp menu,1
je suma

cmp menu,2
je resta

cmp menu,3
je multiplicacion

cmp menu,4
je division



jmp start
invoke ExitProcess,0

suma:
add eax,ebx
invoke crt_printf,ADDR resultado,eax
invoke system,ADDR command
jmp start


resta:
SUB eax,ebx
invoke crt_printf,ADDR resultado,eax
invoke system,ADDR command
jmp start

multiplicacion:
mul ebx
invoke crt_printf,ADDR resultado,eax
invoke system,ADDR command
jmp start

division:
sub edx,edx
div ebx
invoke crt_printf,ADDR resultado,eax
invoke system,ADDR command
jmp start


end start

[Vaagish]

Felicidades!