OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [newlib/] [libm/] [common/] [s_finite.c] - Blame information for rev 158

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 148 jeremybenn
 
2
/* @(#)s_finite.c 5.1 93/09/24 */
3
/*
4
 * ====================================================
5
 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
6
 *
7
 * Developed at SunPro, a Sun Microsystems, Inc. business.
8
 * Permission to use, copy, modify, and distribute this
9
 * software is freely granted, provided that this notice
10
 * is preserved.
11
 * ====================================================
12
 */
13
 
14
/*
15
 * finite(x) returns 1 is x is finite, else 0;
16
 * no branching!
17
 */
18
 
19
#include "fdlibm.h"
20
 
21
#ifndef _DOUBLE_IS_32BITS
22
 
23
#ifdef __STDC__
24
        int finite(double x)
25
#else
26
        int finite(x)
27
        double x;
28
#endif
29
{
30
        __int32_t hx;
31
        GET_HIGH_WORD(hx,x);
32
        return  (int)((__uint32_t)((hx&0x7fffffff)-0x7ff00000)>>31);
33
}
34
 
35
#endif /* _DOUBLE_IS_32BITS */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.