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swap.c
Package: gmp-5.0.1.tar.gz [view]
Upload User: qaz666999
Upload Date: 2022-08-06
Package Size: 2570k
Code Size: 1k
Category:
Algorithm
Development Platform:
Unix_Linux
- /* mpf_swap (U, V) -- Swap U and V.
- Copyright 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
- This file is part of the GNU MP Library.
- The GNU MP Library is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 3 of the License, or (at your
- option) any later version.
- The GNU MP Library is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
- License for more details.
- You should have received a copy of the GNU Lesser General Public License
- along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
- #include "gmp.h"
- #include "gmp-impl.h"
- void
- mpf_swap (mpf_ptr u, mpf_ptr v)
- {
- mp_ptr up, vp;
- mp_size_t usize, vsize;
- mp_size_t uprec, vprec;
- mp_exp_t uexp, vexp;
- uprec = u->_mp_prec;
- vprec = v->_mp_prec;
- v->_mp_prec = uprec;
- u->_mp_prec = vprec;
- usize = u->_mp_size;
- vsize = v->_mp_size;
- v->_mp_size = usize;
- u->_mp_size = vsize;
- uexp = u->_mp_exp;
- vexp = v->_mp_exp;
- v->_mp_exp = uexp;
- u->_mp_exp = vexp;
- up = u->_mp_d;
- vp = v->_mp_d;
- v->_mp_d = up;
- u->_mp_d = vp;
- }