/*
* Timing function
*/

float timing(int N)
{
    int i, msec;
    long tic1, toc1, tic2, toc2, loop, fn;
    float time,a=1.;
    
    reset_system_time();  /* Reset time to start */
    
    tic1 = mseconds();     /* Get time at start */
    for (i=0; i<=N; i++)
      ;
    toc1 = mseconds();     /* Get time at end of empty loop */
    
    loop = toc1-tic1;
    
    tic2 = mseconds();  /* Get time at start of function loop */
    for (i=0; i<=N; i++) {
        (code to be timed goes here);  /* Function to be tested */
    }
    toc2 = mseconds();  /* Get time at end of function loop */
    
    fn = toc2-tic2-loop;  /* Time of function loop in msec */
    msec = (int)fn;
    time = (float)msec/(float)N;
    
    printf("Fn time =%f msec\n", time);
    return(time);
}