Question

write a MIPS assembly program to get an integer input from the user and multiply it by 2 and print output to the console

Answer 1

.data
        prompt: .asciiz "write the  number here: "
        msg: .asciiz "After multiplying with 2: "
        
.text
        #prompt for number
        li $v0 4
        la $a0,prompt
        syscall
        
        addi $s0 ,$zero,2
        
        #read input
        li $v0,5
        syscall
        
        #move result to $t0
        move $t1,$v0
        
        mul $t0,$s0,$t1
        
        li $v0,4
        la $a0,msg
        syscall
        
        #printing number
        
        li $v0,1
        move $a0,$t0
        syscall
        
        

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