Annotation of OpenXM_contrib/gmp/mpz/fib2_ui.c, Revision 1.1.1.1
1.1 ohara 1: /* mpz_fib2_ui -- calculate Fibonacci numbers.
2:
3: Copyright 2001 Free Software Foundation, Inc.
4:
5: This file is part of the GNU MP Library.
6:
7: The GNU MP Library is free software; you can redistribute it and/or modify
8: it under the terms of the GNU Lesser General Public License as published by
9: the Free Software Foundation; either version 2.1 of the License, or (at your
10: option) any later version.
11:
12: The GNU MP Library is distributed in the hope that it will be useful, but
13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14: or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
15: License for more details.
16:
17: You should have received a copy of the GNU Lesser General Public License
18: along with the GNU MP Library; see the file COPYING.LIB. If not, write to
19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20: MA 02111-1307, USA. */
21:
22: #include <stdio.h>
23: #include "gmp.h"
24: #include "gmp-impl.h"
25:
26:
27: void
28: mpz_fib2_ui (mpz_ptr fn, mpz_ptr fnsub1, unsigned long n)
29: {
30: mp_ptr fp, f1p;
31: mp_size_t size;
32:
33: size = MPN_FIB2_SIZE (n);
34: MPZ_REALLOC (fn, size);
35: MPZ_REALLOC (fnsub1, size);
36: fp = PTR (fn);
37: f1p = PTR (fnsub1);
38:
39: size = mpn_fib2_ui (fp, f1p, n);
40:
41: SIZ(fn) = size - (n == 0);
42: SIZ(fnsub1) = size - (f1p[size-1] == 0);
43: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>