Lines Matching refs:f
86 __float64 hfsq, f, s, z, R, w, t1, t2, dk; in log64() local
109 f = x - _F_64(1.0); in log64()
111 if (f == zero) { in log64()
119 R = f * f * (_F_64(0.5) - _F_64(0.33333333333333333) * f); in log64()
121 return f - R; in log64()
124 return dk * ln2_hi - ((R - dk * ln2_lo) - f); in log64()
127 s = f / (_F_64(2.0) + f); in log64()
138 hfsq = _F_64(0.5) * f * f; in log64()
140 return f - (hfsq - s * (hfsq + R)); in log64()
142 return dk * ln2_hi - ((hfsq - (s * (hfsq + R) + dk * ln2_lo)) - f); in log64()
145 return f - s * (f - R); in log64()
147 return dk * ln2_hi - ((s * (f - R) - dk * ln2_lo) - f); in log64()