Add Extra Minigame To Maths Game Using MARS Mips Assembly Assignment Solution

Instructions

Objective

Write an assembly language assignment to add extra minigames to maths games using MARS Mips.

Screenshots of output

Source Code

.globl main main: menu: li $t0,0 # initialize score to 0 # print menu title la $a0 menus # load string address li $v0,04 # syscall number to print a string syscall # print the string # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print first option la $a0 first # load string address li $v0,04 # syscall number to print a string syscall # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print second option la $a0 second # load string address li $v0,04 # syscall number to print a string syscall # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print third option la $a0 third # load string address li $v0,04 # syscall number to print a string syscall # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print fourth option la $a0 fourth # load string address li $v0,04 # syscall number to print a string syscall # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print fifth option la $a0 fifth # load string address li $v0,04 # syscall number to print a string syscall # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print sixth option la $a0 sixth # load string address li $v0,04 # syscall number to print a string syscall # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # prompt user to enter a choice number la $a0 choice # load string address li $v0,04 # syscall number to print a string syscall # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # read choice number from user li $v0, 05 # syscall number to read a number syscall # read the number move $t1,$v0 # save choice number in t1 generate: # generate first random number li $a1,10 # generate a number between 0 and 9 li $v0, 42 # syscall number to generate random number syscall # generate the number move $t2,$a0 # save random number in t2 # generate second random number li $a1,10 # generate a number between 0 and 9 li $v0, 42 # syscall number to generate random number syscall # generate the number move $t3,$a0 # save random number in t3 beq $t1,1,add # if choice = 1, go to add beq $t1,2,sub # if choice = 2, go to sub beq $t1,3,mul # if choice = 3, go to mul beq $t1,4,div # if choice = 4, go to div beq $t1,5,mod # if choice = 5, go to mod beq $t1,6,exp # if choice = 6, go to exp # if it's any other option, exit li $v0,10 # syscall number to exit program syscall # exit program add: li $t4, '+' # operation is + add $t5, $t2, $t3 # calculate the result of the add operation, save in t5 j read # read user guess sub: li $t4, '-' # operation is - sub $t5, $t2, $t3 # calculate the result of the sub operation, save in t5 j read # read user guess mul: li $t4, '*' # operation is * mult $t2, $t3 # calculate the result of the mul operation mflo $t5 # save multiplication result in t5 j read # read user guess div: beqz $t3, generate # if divisor is zero, generate another pair of numbers mult $t2, $t3 # multiply to get an exact division all the time mflo $t2 # use multiplication as first operand li $t4, '/' # operation is / div $t2, $t3 # calculate the result of the div operation mflo $t5 # save division result in t5 j read # read user guess mod: beqz $t3, generate # if divisor is zero, generate another pair of numbers li $t4, '%' # operation is % div $t2, $t3 # calculate the result of the mod operation mfhi $t5 # save remainder result in t5 j read # read user guess exp: andi $t3, $t3, 3 # use exponents between 0 and 3 li $t4, '^' # operation is ^ li $t5, 1 # initialize result to 1 beqz $t3, read # if exponent is zero, end move $t6, $t3 # copy exponent to t6 exploop: mult $t5, $t2 # else, multiply by base again mflo $t5 # save result in t5 addi $t6, $t6, -1 # decrement exponent bnez $t6, exploop # repeat while exponent is not zero read: # print the first generated number move $a0, $t2 # load first generated number li $v0,1 # syscall number to print an integer syscall # print the number # print a space li $a0,' ' # load space character li $v0, 11 # syscall number to print a character syscall # print the character # print the operation move $a0,$t4 # load selected operation character li $v0, 11 # syscall number to print a character syscall # print the character # print a space li $a0,' ' # load space character li $v0, 11 # syscall number to print a character syscall # print the character # print the second generated number move $a0, $t3 # load second generated number li $v0,1 # syscall number to print an integer syscall # print the number # print a space li $a0,' ' # load space character li $v0, 11 # syscall number to print a character syscall # print the character # print an equal sign li $a0,'=' # load the equal character li $v0, 11 # syscall number to print a character syscall # print the character # print a space li $a0,' ' # load space character li $v0, 11 # syscall number to print a character syscall # print the character # read user guess li $v0, 05 # syscall number to read an integer syscall # read integer bne $t5,$v0,gameover # if the result is not equal to calculation it's game over score: addi $t0,$t0,1 # else, increment score j generate # generate another pair gameover: # print wrong answer la $a0 wrong # load message string address li $v0,04 # syscall number to print a string syscall # print the string # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print end score message la $a0 result # load address of message li $v0,04 # syscall number to print a string syscall # print the string # print the score move $a0,$t0 # load current score li $v0,01 # syscall number to print an integer syscall # print the number # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print game over message la $a0 end # load address of message li $v0,04 # syscall number to print a string syscall # print the string # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # print prompt to ask if user wants to play again la $a0 gameovermenu # load address of message li $v0,04 # syscall number to print a string syscall # print the string # print a newline li $a0, 10 # load newline character li $v0, 11 # syscall number to print a character syscall # print the newline # read number from user li $v0, 05 # syscall number to read an integer syscall # read integer beq $v0,1,menu # if user selected 1, repeat option menu stop: li $v0,10 # syscall number to exit program syscall # exit program .data menus: .asciiz "List of the number associated with the operations:" first: .asciiz "1 => Add" second: .asciiz "2 => Sub" third: .asciiz "3 => Multiplication" fourth: .asciiz "4 => Divide" fifth: .asciiz "5 => Modulo" sixth: .asciiz "6 => Exponent" choice: .asciiz "Enter your choice" wrong: .asciiz "Wrong Answer" end: .asciiz "Game Over" gameovermenu: .asciiz "Do you want to Play Again 1 => Yes 2 => No" result: .asciiz "Your Score is: "