Rev 2 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2 | pj | 1 | /* w_jnf.c -- float version of w_jn.c. |
| 2 | * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. |
||
| 3 | */ |
||
| 4 | |||
| 5 | /* |
||
| 6 | * ==================================================== |
||
| 7 | * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. |
||
| 8 | * |
||
| 9 | * Developed at SunPro, a Sun Microsystems, Inc. business. |
||
| 10 | * Permission to use, copy, modify, and distribute this |
||
| 11 | * software is freely granted, provided that this notice |
||
| 12 | * is preserved. |
||
| 13 | * ==================================================== |
||
| 14 | */ |
||
| 15 | |||
| 16 | #ifndef lint |
||
| 17 | static char rcsid[] = "$\Id: w_jnf.c,v 1.2.6.1 1997/03/03 14:21:08 bde Exp $"; |
||
| 18 | #endif |
||
| 19 | |||
| 20 | #include "math.h" |
||
| 21 | #include "math_private.h" |
||
| 22 | |||
| 23 | #ifdef __STDC__ |
||
| 24 | float jnf(int n, float x) /* wrapper jnf */ |
||
| 25 | #else |
||
| 26 | float jnf(n,x) /* wrapper jnf */ |
||
| 27 | float x; int n; |
||
| 28 | #endif |
||
| 29 | { |
||
| 30 | #ifdef _IEEE_LIBM |
||
| 31 | return __ieee754_jnf(n,x); |
||
| 32 | #else |
||
| 33 | float z; |
||
| 34 | z = __ieee754_jnf(n,x); |
||
| 35 | if(_LIB_VERSION == _IEEE_ || isnanf(x) ) return z; |
||
| 36 | if(fabsf(x)>(float)X_TLOSS) { |
||
| 37 | /* jn(|x|>X_TLOSS,n) */ |
||
| 38 | return (float)__kernel_standard((double)n,(double)x,138); |
||
| 39 | } else |
||
| 40 | return z; |
||
| 41 | #endif |
||
| 42 | } |