aa9bc17601
BMakefiles and other bits will follow. Requested by: Andrey Chernov Made world by: Chuck Robey
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* mpz_fdiv_ui -- Division rounding the quotient towards -infinity.
|
|
The remainder gets the same sign as the denominator.
|
|
|
|
Copyright (C) 1994, 1995, 1996 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 Library General Public License as published by
|
|
the Free Software Foundation; either version 2 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 Library General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public License
|
|
along with the GNU MP Library; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
|
|
MA 02111-1307, USA. */
|
|
|
|
#include "gmp.h"
|
|
#include "gmp-impl.h"
|
|
|
|
unsigned long int
|
|
#if __STDC__
|
|
mpz_fdiv_ui (mpz_srcptr dividend, unsigned long int divisor)
|
|
#else
|
|
mpz_fdiv_ui (dividend, divisor)
|
|
mpz_srcptr dividend;
|
|
unsigned long int divisor;
|
|
#endif
|
|
{
|
|
mp_size_t dividend_size;
|
|
mp_size_t size;
|
|
mp_limb_t remainder_limb;
|
|
|
|
dividend_size = dividend->_mp_size;
|
|
size = ABS (dividend_size);
|
|
|
|
remainder_limb = mpn_mod_1 (dividend->_mp_d, size, (mp_limb_t) divisor);
|
|
|
|
if (remainder_limb != 0 && dividend_size < 0)
|
|
remainder_limb = divisor - remainder_limb;
|
|
|
|
return remainder_limb;
|
|
}
|