3. 112 pts] Write a MIPSzy subroutine, square, that accepts I argument and computes its argument). Th program stack as shown below. Make sure that your subroutine restores the value of all the registers that it uses to their original values before returning. e main program will pass the argument and receive the result (retun value) through the addi StO, Szero, 5000 lw Stl, 0(St0) addi Ssp, Ssp, -4 sw Stl, 0(5sp) addi Ssp, Ssp,-4 jal square lw St1, 0(Ssp) addi Ssp, Ssp, 8 j done square: 3. 112 pts] Write a MIPSzy subroutine, square, that accepts I argument and computes its argument). Th program stack as shown below. Make sure that your subroutine restores the value of all the registers that it uses to their original values before returning. e main program will pass the argument and receive the result (retun value) through the addi StO, Szero, 5000 lw Stl, 0(St0) addi Ssp, Ssp, -4 sw Stl, 0(5sp) addi Ssp, Ssp,-4 jal square lw St1, 0(Ssp) addi Ssp, Ssp, 8 j done square