1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/* @(#)w_j1.c 5.1 93/09/24 */
/*
* ====================================================
* 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[] = "$NetBSD: w_j1.c,v 1.6 1995/05/10 20:49:15 jtc Exp $";
#endif
/*
* wrapper of j1,y1
*/
#include "math.h"
#include "math_private.h"
#ifdef __STDC__
double __j1(double x) /* wrapper j1 */
#else
double __j1(x) /* wrapper j1 */
double x;
#endif
{
#ifdef _IEEE_LIBM
return __ieee754_j1(x);
#else
double z;
z = __ieee754_j1(x);
if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z;
if(fabs(x)>X_TLOSS) {
return __kernel_standard(x,x,36); /* j1(|x|>X_TLOSS) */
} else
return z;
#endif
}
weak_alias (__j1, j1)
#ifdef NO_LONG_DOUBLE
strong_alias (__j1, __j1l)
weak_alias (__j1, j1l)
#endif
#ifdef __STDC__
double __y1(double x) /* wrapper y1 */
#else
double __y1(x) /* wrapper y1 */
double x;
#endif
{
#ifdef _IEEE_LIBM
return __ieee754_y1(x);
#else
double z;
z = __ieee754_y1(x);
if(_LIB_VERSION == _IEEE_ || __isnan(x) ) return z;
if(x <= 0.0){
if(x==0.0)
/* d= -one/(x-x); */
return __kernel_standard(x,x,10);
else
/* d = zero/(x-x); */
return __kernel_standard(x,x,11);
}
if(x>X_TLOSS) {
return __kernel_standard(x,x,37); /* y1(x>X_TLOSS) */
} else
return z;
#endif
}
weak_alias (__y1, y1)
#ifdef NO_LONG_DOUBLE
strong_alias (__y1, __y1l)
weak_alias (__y1, y1l)
#endif
|
