2 /* Originator: James Troup <james@nocrew.org> */
4 /* { dg-do compile } */
5 /* { dg-options "-g -O1" } */
7 extern __inline double sqrt (double __x)
10 __asm ("fsqrtd %1,%0" : "=f" (__r) : "f" (__x));
14 static double our_skew, max_update_skew;
16 static double Sqr(double x)
21 void REF_SetReference(double skew)
23 double previous_skew, new_skew;
24 double old_weight, new_weight, sum_weight;
25 double delta_freq1, delta_freq2;
28 previous_skew = our_skew;
29 skew1 = sqrt((Sqr(delta_freq1) * old_weight + Sqr(delta_freq2) * new_weight) / sum_weight);
30 skew2 = (previous_skew * old_weight + new_skew * new_weight) / sum_weight;
31 our_skew = skew1 + skew2;