Lines Matching refs:fn
65 double w, t, r, fn;
95 fn = (double)n;
96 r = t - fn * pio2_1;
98 w = fn * pio2_1t; /* 1st round good to 85 bit */
104 t = r; /* r-fn*pio2_2 may not be exact */
105 w = fn * pio2_2;
107 w = fn * pio2_2t - ((t - r) - w);
110 r -= fn * pio2_2;
111 w = fn * pio2_2t;
118 w = fn * pio2_3;
120 w = fn * pio2_3t -
128 r -= fn * pio2_3;
129 w = fn * pio2_3t;