4.4 and 4.5 please

Write the ARM assembly code to load the numbers stored in num1 and num2, add them together, and store the result in numsum. Use only r0 and rl. Given the following variable definitions: 4.4 4.5 1 numl: .word x 2 num2: .word y .word y where you do not know the values of x and y, write a short sequence of ARM assembly instructions to load the two numbers, compare them, and move the largest number into register ro