Question

In MIPS / MARS

Be able to input to display your name and show how many hours you worked this week, hourly wage.

Example:

Please enter your name: John Doe

You entered: John Doe

Please enter number of hours worked: 40

You entered: 40

Please enter your hourly wage: $15

You entered: $15

Your paycheck is $600 for the week.

Answer 1

Code-

===================================================================

.data
name_prompt:
   .asciiz   "Please enter your name: "
hours_prompt:
.asciiz "Please enter number of hours worked: "
rate_prompt:
.asciiz "Please enter your hourly wage: $"
message:
   .asciiz   "You entered: "
rate_message:
   .asciiz   "You entered: $"
paycheck_1:
.asciiz "Your paycheck is $"
paycheck_2:
.asciiz " for the week."
name:
   .space   20  

.text
main:
   #Print name_prompt
   li $v0, 4
   la $a0, name_prompt
   syscall

   #Read name
   li $v0, 8
   la $a0, name
   li $a1, 40
   syscall

   #Print message
   li $v0, 4
   la $a0, message
   syscall

   #Print name
   li $v0, 4
   la $a0, name
   syscall
  
   #Print hours_prompt
   li $v0, 4
   la $a0, hours_prompt
   syscall
  
   #Reading Hours
   li $v0, 5
   syscall
  
   #Storing hours worked in $t0
   move $t0, $v0
  
   #Print message
   li $v0, 4
   la $a0, message
   syscall

#Printing the hours worked
li $v0, 1
move $a0, $t0
syscall
  
#Storing hours worked in $t0 again for later multiplication
move $t0, $a0
  
#Print rate_prompt
   li $v0, 4
   la $a0, rate_prompt
   syscall
  
   #Reading rate
   li $v0, 5
   syscall
  
   #Storing rate or hourly wage in $t1
   move $t1, $v0
  
   #Print message
   li $v0, 4
   la $a0, rate_message
   syscall

#Printing the hours worked
li $v0, 1
move $a0, $t1
syscall
  
#Storing hours worked in $t1 again for later multiplication
move $t0, $a0
  
#calculating paycheck by multiplying hourly wage and hours worked
mult $t0, $t1
mflo $s0
  
#Printing paycheck line 1
li $v0, 4
   la $a0, paycheck_1
   syscall
  
   #Printing calculated paycheck
   li $v0, 1
   add $a0, $zero, $s0
   syscall
  
   #Printing remaining paycheck line
li $v0, 4
   la $a0, paycheck_2
   syscall
  
#Telling system that the main is ended here
   li $v0, 10
   syscall

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mflo means move from low register as mult stores the result in one of the two registers lo and hi and you can store result from the registers to another register to be used later