Lines Matching defs:ax
99 double z,ax,z_h,z_l,p_h,p_l;
160 ax = fabs(x);
164 z = ax; /*x is +-0,+-inf,+-1*/
199 t = ax-one; /* t has 20 trailing zeros */
211 {ax *= two53; n -= 53; GET_HIGH_WORD(ix,ax); }
219 SET_HIGH_WORD(ax,ix);
222 u = ax-bp[k]; /* bp[0]=1.0, bp[1]=1.5 */
223 v = one/(ax+bp[k]);
227 /* t_h=ax+bp[k] High */
230 t_l = ax - (t_h-bp[k]);
232 /* compute log(ax) */
249 /* log2(ax) = (ss+..)*2/(3*log2) = n + dp_h + z_h + z_l */
