# test program .text main: ori $s7,$0,4097 # put a memory location in $s7 sll $s7,$s7,16 # ori $s0,$0,0x2 # put 2 into $s0 and $s0,$s0,$zero # clear $s0 ori $s0,$zero,0x2 # put 2 back into $s0 nor $s0,$s0, $zero # complement $s0 ori $s0,$zero,0x2 # put 2 back into $s0 ori $s1,$0,0x3 # put 3 into $s1 add $s2,$s0,$s1 # add beq $s2,$zero, exit sw $s2, 4($s7) # store the result to memory j exit ori $s0,$zero,0x2 # pretend like we might do nor $s0,$s0, $zero # other work after jump

# exit gracefully exit: addi $v0,$0,10 # load exit syscall # exit

## end of file

Write down what it does. What is the result and where is the result stored? Explain how it gets there.

Why are they using the ori instruction? Why a complement operation is used in this code?