e554550755
for file in $(find -name \*.h ) ; do sed -e "s/#include \"gmp\.h\"/#include \"mpir.h\"/g" $file > temp ; mv temp $file ; done for file in $(find -name \*.cc) ; do sed -e "s/#include \"gmp\.h\"/#include \"mpir.h\"/g" $file > temp ; mv temp $file ; done
71 lines
1.6 KiB
C
71 lines
1.6 KiB
C
/* mpz_cmp_ui.c -- Compare a mpz_t a with an mp_limb_t b. Return positive,
|
|
zero, or negative based on if a > b, a == b, or a < b.
|
|
|
|
Copyright 1991, 1993, 1994, 1995, 1996, 2001, 2002 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 2.1 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; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
#include "mpir.h"
|
|
#include "gmp-impl.h"
|
|
|
|
int
|
|
_mpz_cmp_ui (mpz_srcptr u, unsigned long int v_digit)
|
|
{
|
|
mp_ptr up;
|
|
mp_size_t un;
|
|
mp_limb_t ul;
|
|
|
|
up = PTR(u);
|
|
un = SIZ(u);
|
|
|
|
if (un == 0)
|
|
return -(v_digit != 0);
|
|
|
|
if (un == 1)
|
|
{
|
|
ul = up[0];
|
|
if (ul > v_digit)
|
|
return 1;
|
|
if (ul < v_digit)
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
#if GMP_NAIL_BITS != 0
|
|
if (v_digit > GMP_NUMB_MAX)
|
|
{
|
|
if (un == 2)
|
|
{
|
|
ul = up[0] + (up[1] << GMP_NUMB_BITS);
|
|
|
|
if ((up[1] >> GMP_NAIL_BITS) != 0)
|
|
return 1;
|
|
|
|
if (ul > v_digit)
|
|
return 1;
|
|
if (ul < v_digit)
|
|
return -1;
|
|
return 0;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return un > 0 ? 1 : -1;
|
|
}
|