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

Subversion Repositories scarts

[/] [scarts/] [trunk/] [toolchain/] [scarts-newlib/] [newlib-1.17.0/] [newlib/] [libm/] [mathfp/] [erf_gamma.c] - Blame information for rev 9

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 9 jlechner
/* erf_gamma.c -- float version of er_gamma.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
 
17
/* gammaf_r(x, signgamp)
18
 * Reentrant version of the logarithm of the Gamma function
19
 * with user provided pointer for the sign of Gamma(x).
20
 *
21
 * Method: See lgammaf_r
22
 */
23
 
24
#include "fdlibm.h"
25
 
26
#ifdef __STDC__
27
        float gammaf_r(float x, int *signgamp)
28
#else
29
        float gammaf_r(x,signgamp)
30
        float x; int *signgamp;
31
#endif
32
{
33
        return expf (lgammaf_r(x,signgamp));
34
}
35
 
36
float gammaf(float x)
37
{
38
  return gammaf_r(x, &(_REENT_SIGNGAM(_REENT)));
39
}

powered by: WebSVN 2.1.0

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