OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [newlib-1.10.0/] [newlib/] [libc/] [stdlib/] [erand48.c] - Blame information for rev 1773

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

Line No. Rev Author Line
1 1010 ivang
/*
2
 * Copyright (c) 1993 Martin Birgmeier
3
 * All rights reserved.
4
 *
5
 * You may redistribute unmodified or modified versions of this source
6
 * code provided that the above copyright notice and this and the
7
 * following conditions are retained.
8
 *
9
 * This software is provided ``as is'', and comes with no warranties
10
 * of any kind. I shall in no event be liable for anything that happens
11
 * to anyone/anything when using this software.
12
 */
13
 
14
#include "rand48.h"
15
 
16
double
17
_DEFUN (_erand48_r, (r, xseed),
18
       struct _reent *r _AND
19
       unsigned short xseed[3])
20
{
21
  __dorand48(r, xseed);
22
  return ldexp((double) xseed[0], -48) +
23
    ldexp((double) xseed[1], -32) +
24
    ldexp((double) xseed[2], -16);
25
}
26
 
27
#ifndef _REENT_ONLY
28
double
29
_DEFUN (erand48, (xseed),
30
       unsigned short xseed[3])
31
{
32
  return _erand48_r (_REENT, xseed);
33
}
34
#endif /* !_REENT_ONLY */

powered by: WebSVN 2.1.0

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