Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- ##do something similar to the previous program but instead, have there be a while loop that allows you to input as
- ##many numbers as you want, but will exit when the last number is less than the first and if the number is 0
- .globl main
- .text
- main:
- ##overall, we want to create a loop that is going to compare our two testing values, execute them, and then re-do it
- ##unless the 2nd number > 1st, at which point we exit with an error message, but we do it in a loop
- #copied from the previous program
- li $v0, 4 #we're telling the program that we are going to be outputting a string and loading it immediately
- la $a0, prompt_first_number #we're telling the program where to look for our message that we defined at the bottom of the program
- syscall #go do it
- #now, we should read in an integer as done by the user, with syscall 5
- li $v0, 5 #syscall for code 5 (reading in an integer)
- syscall #go do it
- move $t0, $v0 #moving the stored integer from $v0 to $t0 so that we can free up the space for the termination code 10
- #we now stored the value that the user input in $t0
- ##loop will initialize here: if our 2nd number is larger than the first, we exit
- loop:
- #this is the block of code we want repeated in our code
- #now for the second number, code is going to be pretty identical
- #we can just copypaste this block because the new value in #v0/#a0 is going to bverwrite the old stuff
- li $v0, 4 #we're telling the program that we are going to be outputting a string and loading it immediately
- la $a0, prompt_second_number #we're telling the program where to look for our message that we defined at the bottom of the program
- syscall #go do it
- #now, we should read in an integer as done by the user, with syscall 5
- li $v0, 5 #syscall for code 5 (reading in an integer)
- syscall #go do it
- move $t1, $v0 #moving the stored integer from $v0 to $t1 so that we can free up the space for the termination code 10
- ##at this point we have prompted the user for at least 2 numbers and have stored them in $t0 and $t1
- ##we will do our first conditional for the exit conditional here
- blt $t1, $t0, end
- ##We will be storing the sum in t3, the difference in t4, the quotient in t5, and the product in t6
- #arithmetic block
- add $t3, $t0, $t1 #this should do: $t0+$t1 = something, which we put into $t3
- sub $t4, $t0, $t1 #this should do: $t0-$t1 = something, which we put into $t4
- div $t5, $t0, $t1 #this should do: $t0/$t1 = something, which we put into $t5
- mul $t6, $t0, $t1 #this should do: $t0*$t1 = something, which we put into $t6
- #output block
- li $v0, 4 #tell the system we are going to load a string
- la $a0, sum #tell it that the address of the string is in $a0
- syscall #go do it
- move $a0, $t3 #move the value stored $t0 to $a0
- li $v0, 1 #tell it we're about to print an integer
- syscall #go do it
- #subtraction
- li $v0, 4 #tell the system we are going to load a string
- la $a0, diff #tell it that the address of the string is in $a0
- syscall #go do it
- move $a0, $t4 #move the value stored $t0 to $a0
- li $v0, 1 #tell it we're about to print an integer
- syscall #go do it
- #division
- li $v0, 4 #tell the system we are going to load a string
- la $a0, quot #tell it that the address of the string is in $a0
- syscall #go do it
- move $a0, $t5 #move the value stored $t0 to $a0
- li $v0, 1 #tell it we're about to print an integer
- syscall #go do it
- #multiplication
- li $v0, 4 #tell the system we are going to load a string
- la $a0, prod #tell it that the address of the string is in $a0
- syscall #go do it
- move $a0, $t6 #move the value stored $t0 to $a0
- li $v0, 1 #tell it we're about to print an integer
- syscall #go do it
- ##this is where we will terminate our loop and go back to the initialize
- li $v0, 4 #prep string
- la $a0, rinit #load address of string
- syscall #go do it
- ble $t0, $t1, loop #since our input values haven't changed, we tell it to go back to the loop init
- end:
- #output the exit message and terminate the program
- #exit message
- li, $v0, 4 #prep a string
- la $a0, terminate #load string address
- syscall #go do it
- #and now we're done
- li $v0, 10 #prep exit
- syscall #go do it
- .data #no longer sure what exactly we store here
- prompt_first_number:
- .asciiz "Enter your first number: \n"
- prompt_second_number:
- .asciiz "Enter your second number: \n"
- sum:
- .asciiz "\nThe sum is: "
- diff:
- .asciiz "\nThe difference is: "
- quot:
- .asciiz "\nThe quotient is: "
- prod:
- .asciiz "\nThe product is: "
- rinit:
- .asciiz "\nWe are now re-engaging the loop, please stand by.\n"
- terminate:
- .asciiz "Termination condition triggered. Have a nice day. The program will now terminate. Please restart to reinitialize."
Advertisement
Add Comment
Please, Sign In to add comment