vectorial_2_mp_test1.txt

# -----------------------------------------------------------------------------
# vectorial_2_mp_test1.txt
#
# Lab assignment 2: Microprogramming Lab
# Implementation of the subroutine 'addv_2_test1' in order to test addv_2
# subroutine.
#
# @author Guillermo Escobero & Raul Olmedo
# @date November 2016
# -----------------------------------------------------------------------------

# -----------------------------------------------------------------------------
# Invokes 100 times the addv_2 subroutine for testing purposes.
# -----------------------------------------------------------------------------
addv_2_test1: li $s0 100      # Loop limit
              li $s1 0        # Counter for loop (i)
              li $s2 1        # Step for the counter
              li $s3 4        # Offset to iterate through the array

              la $s4 R0
              la $s5 V0
              la $s6 V1
              li $s7 10

              # Use of stack needed to keep the value of $ra.
              sub $sp $sp $s3 # Stack PUSH
              sw $ra ($sp)

         for: bge $s1 $s0 end # Loop condition (i<100)

              addv_2 $s4 $s5 $s6 $s7

              add $s1 $s1 $s2 # i++

              b for           # Go to check condition of the loop again

         end: lw $ra ($sp)    # Stack POP
              add $sp $sp $s3
              
              jr $ra          # return