diff options
Diffstat (limited to 'lib/msun/src/e_logf.c')
| -rw-r--r-- | lib/msun/src/e_logf.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/lib/msun/src/e_logf.c b/lib/msun/src/e_logf.c index b18bc76..1baef04 100644 --- a/lib/msun/src/e_logf.c +++ b/lib/msun/src/e_logf.c @@ -8,13 +8,13 @@ * * Developed at SunPro, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice + * software is freely granted, provided that this notice * is preserved. * ==================================================== */ #ifndef lint -static char rcsid[] = "$Id: e_logf.c,v 1.2 1994/08/18 23:05:48 jtc Exp $"; +static char rcsid[] = "$Id: e_logf.c,v 1.1.1.1 1994/08/19 09:39:57 jkh Exp $"; #endif #include "math.h" @@ -56,12 +56,12 @@ static float zero = 0.0; k=0; if (ix < 0x00800000) { /* x < 2**-126 */ - if ((ix&0x7fffffff)==0) + if ((ix&0x7fffffff)==0) return -two25/zero; /* log(+-0)=-inf */ if (ix<0) return (x-x)/zero; /* log(-#) = NaN */ k -= 25; x *= two25; /* subnormal number, scale up x */ GET_FLOAT_WORD(ix,x); - } + } if (ix >= 0x7f800000) return x+x; k += (ix>>23)-127; ix &= 0x007fffff; @@ -76,14 +76,14 @@ static float zero = 0.0; if(k==0) return f-R; else {dk=(float)k; return dk*ln2_hi-((R-dk*ln2_lo)-f);} } - s = f/((float)2.0+f); + s = f/((float)2.0+f); dk = (float)k; z = s*s; i = ix-(0x6147a<<3); w = z*z; j = (0x6b851<<3)-ix; - t1= w*(Lg2+w*(Lg4+w*Lg6)); - t2= z*(Lg1+w*(Lg3+w*(Lg5+w*Lg7))); + t1= w*(Lg2+w*(Lg4+w*Lg6)); + t2= z*(Lg1+w*(Lg3+w*(Lg5+w*Lg7))); i |= j; R = t2+t1; if(i>0) { |
