--  This program will calculate the GCD of the values stored in inport0 and inport1
         Main :
		-- lw $s0, FFF8($zero)			// Load word from the InPort0 to $S0/R16
		-- lw $s1, FFFC($zero)			// Load word from the InPort1 to $S1/R17

	 loop:
		-- beq $s1, $s0, Exit_the_Loop		// If $s1 == $s0, Exit the loop
		-- sltu $t0, $s1, $s0			// if S1 < S0, t0 = 1; else t0 =0
		-- bne $t0, $zero, skip			// if t0 != 0, branch to skip
		-- subu $s1, $s1, $s0			// $s1= $s1- $s0	
		-- j loop				// jump to loop
	 skip: 
		-- subu $s0, $s0, $s1			// $s0= $s0 - $s1
		-- j loop				// jump to loop

	 Exit_the_Loop:
		-- sw $s0, FFFC($zero)			// store s1 to the outport1
	 End: 
		-- j  End	  			// infinite loop