1 /* mpz_mdiv -- Mathematical DIVision and MODulo, i.e. division that rounds
2 the quotient towards -infinity.
4 Copyright (C) 1991, 1992 Free Software Foundation, Inc.
6 This file is part of the GNU MP Library.
8 The GNU MP Library is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
13 The GNU MP Library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with the GNU MP Library; see the file COPYING. If not, write to
20 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
27 mpz_mdiv (MP_INT *quot,
28 const MP_INT *dividend, const MP_INT *divisor)
30 mpz_mdiv (quot, dividend, divisor)
32 const MP_INT *dividend;
33 const MP_INT *divisor;
36 if ((dividend->size ^ divisor->size) >= 0)
38 /* When the dividend and the divisor has same sign, this function
39 gives same result as mpz_div. */
40 mpz_div (quot, dividend, divisor);
46 MPZ_TMP_INIT (&rem, 1 + ABS (dividend->size));
48 mpz_divmod (quot, &rem, dividend, divisor);
50 mpz_sub_ui (quot, quot, 1);