#include <stdio.h>
#include <time.h>

int TIMES = 100000;

typedef int Vec  __attribute__((vector_size(32768*sizeof(short))));

union VecUnion
{
  Vec v;
  short values[32768];
};

double startT;

showElapsed(m)
char * m;
{  printf("%s: %f secs\n",m,(clock()-startT)/CLOCKS_PER_SEC);
}

main()
{  int i,j;
   union VecUnion a,b,c;

   startT = clock();

   for(i=0;i<32768;i++)
   {  b.values[i] = i;
      c.values[i] = i;
   }

   showElapsed("set up arrays");

   for(j=0;j<TIMES;j++)
    a.v = b.v^b.v+c.v^c.v;

   showElapsed("processed arrays");
}