1 2 # count for 1 million instructions 3 # total is 3 + 499997*2 + 3 4 5 .globl _start 6_start: 7 nop # to give us an even million 8 lis 15,499997@ha # load high 16-bits of counter 9 addi 15,15,499997@l # load low 16-bits of counter 10test_loop: 11 addic. 15,15,-1 # decrement counter 12 bne 0,test_loop # loop until zero 13 14 #================================ 15 # Exit 16 #================================ 17 18exit: 19 li 3,0 # 0 exit value 20 li 0,1 # put the exit syscall number (1) in r0 21 sc # and exit 22 23 24