Question: Write a MIPSzy subroutine, power, that accepts 2 arguments x and y and computes x^y . You can assume that x and y are both

Write a MIPSzy subroutine, power, that accepts 2 arguments x and y and computes x^y . You can assume that x and y are both larger than 0. The main program passes the two parameters and receives the return value through the program stack.

addi $t0, $zero, 5100

top:

lw $t1, 0($t0)

beq $t1, $zero, done

addi $sp, $sp, -4

sw $t1, 0($sp)

addi $t2, $zero,4

addi $sp, $sp, -4

sw $t2, 0($sp)

addi $sp, $sp, -4

jal power

lw $t3, 0($sp)

sw $t3, 0($t0)

addi $sp, $sp,12

addi $t0, $t0, 4

j top

power:

*** Put your subroutine

done:

(Memory configuration)

5100 1

5104 2

5108 3

5112 5

5116 2

5120 1

5124 0

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