ubuntu-buildroot/output/build/host-gmp-6.2.1/tests/refmpq.c

41 lines
1.3 KiB
C

/* Reference rational routines.
Copyright 2001 Free Software Foundation, Inc.
This file is part of the GNU MP Library test suite.
The GNU MP Library test suite is free software; you can redistribute it
and/or modify it under the terms of the GNU 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 test suite 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 General
Public License for more details.
You should have received a copy of the GNU General Public License along with
the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
#include "gmp-impl.h"
#include "tests.h"
void
refmpq_add (mpq_ptr w, mpq_srcptr x, mpq_srcptr y)
{
mpz_mul (mpq_numref(w), mpq_numref(x), mpq_denref(y));
mpz_addmul (mpq_numref(w), mpq_denref(x), mpq_numref(y));
mpz_mul (mpq_denref(w), mpq_denref(x), mpq_denref(y));
mpq_canonicalize (w);
}
void
refmpq_sub (mpq_ptr w, mpq_srcptr x, mpq_srcptr y)
{
mpz_mul (mpq_numref(w), mpq_numref(x), mpq_denref(y));
mpz_submul (mpq_numref(w), mpq_denref(x), mpq_numref(y));
mpz_mul (mpq_denref(w), mpq_denref(x), mpq_denref(y));
mpq_canonicalize (w);
}