CC=gcc CFLAGS=-Wall -O3 all: pi2 perf stat -e cycles:u -e cycles:k -e instructions:u -e branch-misses -e L1-dcache-load-misses:u -e L1-dcache-store-misses:u -e LLC-loads:u -e LLC-stores:u -e LLC-load-misses:u -e LLC-store-misses:u pi2 1000000000 pi2: pi2.c clean: -rm pi2