1/* @(#)s_finite.c 5.1 93/09/24 */
2/*
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 *
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
9 * is preserved.
10 * ====================================================
11 */
12
13#ifndef lint
| 1/* @(#)s_finite.c 5.1 93/09/24 */
2/*
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 *
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
9 * is preserved.
10 * ====================================================
11 */
12
13#ifndef lint
|
14static char rcsid[] = "$FreeBSD: head/lib/msun/src/s_finite.c 21673 1997-01-14 07:20:47Z jkh $";
| 14static char rcsid[] = "$FreeBSD: head/lib/msun/src/s_finite.c 22808 1997-02-16 18:26:31Z bde $";
|
15#endif
16
17/*
18 * finite(x) returns 1 is x is finite, else 0;
19 * no branching!
20 */
21
22#include "math.h"
23#include "math_private.h"
24
25#ifdef __STDC__
| 15#endif
16
17/*
18 * finite(x) returns 1 is x is finite, else 0;
19 * no branching!
20 */
21
22#include "math.h"
23#include "math_private.h"
24
25#ifdef __STDC__
|
26 int finite(double x)
| 26 int __generic_finite(double x)
|
27#else
| 27#else
|
28 int finite(x)
| 28 int __generic_finite(x)
|
29 double x;
30#endif
31{
32 int32_t hx;
33 GET_HIGH_WORD(hx,x);
34 return (int)((u_int32_t)((hx&0x7fffffff)-0x7ff00000)>>31);
35}
| 29 double x;
30#endif
31{
32 int32_t hx;
33 GET_HIGH_WORD(hx,x);
34 return (int)((u_int32_t)((hx&0x7fffffff)-0x7ff00000)>>31);
35}
|