#include "perf.h"

int main() {
   for(int i=0; i<100; ++i) {
      uint64_t cycles = rdcycle();
      uint64_t instret = rdinstret();      
      printf("i=%d    cycles=%d     instret=%d\n", i, (int)cycles, (int)instret);
   }
   uint64_t instret = rdinstret();      
   uint64_t cycles = rdcycle();
   printf("cycles=%d     instret=%d    100CPI=%d\n", (int)cycles, (int)instret, (int)(100*cycles/instret));
   
}