diff options
Diffstat (limited to 'sysdeps/ieee754/dbl-64/slowexp.c')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/slowexp.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/sysdeps/ieee754/dbl-64/slowexp.c b/sysdeps/ieee754/dbl-64/slowexp.c index d394dc3..1c2779b 100644 --- a/sysdeps/ieee754/dbl-64/slowexp.c +++ b/sysdeps/ieee754/dbl-64/slowexp.c @@ -5,9 +5,9 @@ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the @@ -15,12 +15,12 @@ * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /**************************************************************************/ /* MODULE_NAME:slowexp.c */ /* */ -/* FUNCTION:slowexp */ +/* FUNCTION:slowexp */ /* */ /* FILES NEEDED:mpa.h */ /* mpa.c mpexp.c */ @@ -34,10 +34,16 @@ void mpexp(mp_no *x, mp_no *y, int p); /*Converting from double precision to Multi-precision and calculating e^x */ double slowexp(double x) { - double y,w,z,res,eps=3.0e-26; - int orig,i,p; + double w,z,res,eps=3.0e-26; +#if 0 + double y; +#endif + int p; +#if 0 + int orig,i; +#endif mp_no mpx, mpy, mpz,mpw,mpeps,mpcor; - + p=6; dbl_mp(x,&mpx,p); /* Convert a double precision number x */ /* into a multiple precision number mpx with prec. p. */ @@ -46,15 +52,14 @@ double slowexp(double x) { mul(&mpeps,&mpy,&mpcor,p); add(&mpy,&mpcor,&mpw,p); sub(&mpy,&mpcor,&mpz,p); - mp_dbl(&mpw, &w, p); - mp_dbl(&mpz, &z, p); + __mp_dbl(&mpw, &w, p); + __mp_dbl(&mpz, &z, p); if (w == z) return w; else { /* if calculating is not exactly */ p = 32; dbl_mp(x,&mpx,p); mpexp(&mpx, &mpy, p); - mp_dbl(&mpy, &res, p); + __mp_dbl(&mpy, &res, p); return res; } } - |