sub x5,x5,x5
sub x6,x6,x6
sub x7,x7,x7
addi x7,x7,10
beq x5,x7,16          xxx
add x6,x6,x5
addi x5,x5,1
beq x5,x5,-12
xxx

i = 0             x5
s = 0             x6
while i != 10     x7 = 10
  s = s + i  
  i = i + 1