| 0,0 → 1,72 |
|---|
| /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */ |
| /* w_jnf.c -- float version of w_jn.c. |
| * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. |
| */ |
| |
| /* |
| * ==================================================== |
| * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. |
| * |
| * Developed at SunPro, a Sun Microsystems, Inc. business. |
| * Permission to use, copy, modify, and distribute this |
| * software is freely granted, provided that this notice |
| * is preserved. |
| * ==================================================== |
| */ |
| |
| #if defined(LIBM_SCCS) && !defined(lint) |
| static char rcsid[] = "$Id: w_jnf.c,v 1.1 1994/08/10 20:34:47 jtc Exp $"; |
| #endif |
| |
| #include "math.h" |
| #include "math_private.h" |
| |
| #ifdef __STDC__ |
| float jnf(int n, float x) /* wrapper jnf */ |
| #else |
| float jnf(n,x) /* wrapper jnf */ |
| float x; int n; |
| #endif |
| { |
| #ifdef _IEEE_LIBM |
| return __ieee754_jnf(n,x); |
| #else |
| float z; |
| z = __ieee754_jnf(n,x); |
| if(_LIB_VERSION == _IEEE_ || isnanf(x) ) return z; |
| if(fabsf(x)>(float)X_TLOSS) { |
| /* jn(|x|>X_TLOSS,n) */ |
| return (float)__kernel_standard((double)n,(double)x,138); |
| } else |
| return z; |
| #endif |
| } |
| |
| #ifdef __STDC__ |
| float ynf(int n, float x) /* wrapper ynf */ |
| #else |
| float ynf(n,x) /* wrapper ynf */ |
| float x; int n; |
| #endif |
| { |
| #ifdef _IEEE_LIBM |
| return __ieee754_ynf(n,x); |
| #else |
| float z; |
| z = __ieee754_ynf(n,x); |
| if(_LIB_VERSION == _IEEE_ || isnanf(x) ) return z; |
| if(x <= (float)0.0){ |
| if(x==(float)0.0) |
| /* d= -one/(x-x); */ |
| return (float)__kernel_standard((double)n,(double)x,112); |
| else |
| /* d = zero/(x-x); */ |
| return (float)__kernel_standard((double)n,(double)x,113); |
| } |
| if(x>(float)X_TLOSS) { |
| /* yn(x>X_TLOSS,n) */ |
| return (float)__kernel_standard((double)n,(double)x,139); |
| } else |
| return z; |
| #endif |
| } |