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/* comparison predicates
Copyright 2002, 2003, 2004, 2006, 2007, 2008 Free Software Foundation, Inc.
Contributed by the Arenaire and Cacao projects, INRIA.
This file is part of the MPFR Library.
The MPFR 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 2.1 of the License, or (at your
option) any later version.
The MPFR 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 MPFR Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
MA 02110-1301, USA. */
#include "mpfr-impl.h"
/* Note: these functions currently use mpfr_cmp; they could have their
own code to be faster. */
/* = < > unordered
* mpfr_greater_p 0 0 1 0
* mpfr_greaterequal_p 1 0 1 0
* mpfr_less_p 0 1 0 0
* mpfr_lessequal_p 1 1 0 0
* mpfr_lessgreater_p 0 1 1 0
* mpfr_equal_p 1 0 0 0
* mpfr_unordered_p 0 0 0 1
*/
int
mpfr_greater_p (mpfr_srcptr x, mpfr_srcptr y)
{
return MPFR_IS_NAN(x) || MPFR_IS_NAN(y) ? 0 : (mpfr_cmp (x, y) > 0);
}
int
mpfr_greaterequal_p (mpfr_srcptr x, mpfr_srcptr y)
{
return MPFR_IS_NAN(x) || MPFR_IS_NAN(y) ? 0 : (mpfr_cmp (x, y) >= 0);
}
int
mpfr_less_p (mpfr_srcptr x, mpfr_srcptr y)
{
return MPFR_IS_NAN(x) || MPFR_IS_NAN(y) ? 0 : (mpfr_cmp (x, y) < 0);
}
int
mpfr_lessequal_p (mpfr_srcptr x, mpfr_srcptr y)
{
return MPFR_IS_NAN(x) || MPFR_IS_NAN(y) ? 0 : (mpfr_cmp (x, y) <= 0);
}
int
mpfr_lessgreater_p (mpfr_srcptr x, mpfr_srcptr y)
{
return MPFR_IS_NAN(x) || MPFR_IS_NAN(y) ? 0 : (mpfr_cmp (x, y) != 0);
}
int
mpfr_equal_p (mpfr_srcptr x, mpfr_srcptr y)
{
return MPFR_IS_NAN(x) || MPFR_IS_NAN(y) ? 0 : (mpfr_cmp (x, y) == 0);
}
int
mpfr_unordered_p (mpfr_srcptr x, mpfr_srcptr y)
{
return MPFR_IS_NAN(x) || MPFR_IS_NAN(y);
}
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