Lines Matching refs:f
87 double hfsq,f,s,z,R,w,t1,t2,dk; in __ieee754_log() local
107 f = x-1.0; in __ieee754_log()
109 if(f==zero) {if(k==0) return zero; else {dk=(double)k; in __ieee754_log()
112 R = f*f*(0.5-0.33333333333333333*f); in __ieee754_log()
113 if(k==0) return f-R; else {dk=(double)k; in __ieee754_log()
114 return dk*ln2_hi-((R-dk*ln2_lo)-f);} in __ieee754_log()
116 s = f/(2.0+f); in __ieee754_log()
127 hfsq=0.5*f*f; in __ieee754_log()
128 if(k==0) return f-(hfsq-s*(hfsq+R)); else in __ieee754_log()
129 return dk*ln2_hi-((hfsq-(s*(hfsq+R)+dk*ln2_lo))-f); in __ieee754_log()
131 if(k==0) return f-s*(f-R); else in __ieee754_log()
132 return dk*ln2_hi-((s*(f-R)-dk*ln2_lo)-f); in __ieee754_log()