version 1.1, 2000/01/10 15:35:27 |
version 1.1.1.3, 2003/08/25 16:06:33 |
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/* mpz_popcount(mpz_ptr op) -- Population count of OP. If the operand is |
/* mpz_popcount(mpz_ptr op) -- Population count of OP. If the operand is |
negative, return ~0 (a novel representation of infinity). |
negative, return ~0 (a novel representation of infinity). |
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Copyright (C) 1994, 1996 Free Software Foundation, Inc. |
Copyright 1994, 1996, 2001 Free Software Foundation, Inc. |
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This file is part of the GNU MP Library. |
This file is part of the GNU MP Library. |
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The GNU MP Library is free software; you can redistribute it and/or modify |
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 |
it under the terms of the GNU Lesser General Public License as published by |
the Free Software Foundation; either version 2 of the License, or (at your |
the Free Software Foundation; either version 2.1 of the License, or (at your |
option) any later version. |
option) any later version. |
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The GNU MP Library is distributed in the hope that it will be useful, but |
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 |
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public |
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
License for more details. |
License for more details. |
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You should have received a copy of the GNU Library General Public License |
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 |
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, |
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
MA 02111-1307, USA. */ |
MA 02111-1307, USA. */ |
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#define __GMP_FORCE_mpz_popcount 1 |
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#include "gmp.h" |
#include "gmp.h" |
#include "gmp-impl.h" |
#include "gmp-impl.h" |
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unsigned long int |
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#if __STDC__ |
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mpz_popcount (mpz_srcptr u) |
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#else |
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mpz_popcount (u) |
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mpz_srcptr u; |
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#endif |
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{ |
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mp_size_t usize; |
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usize = u->_mp_size; |
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if ((usize) < 0) |
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return ~ (unsigned long int) 0; |
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return mpn_popcount (u->_mp_d, usize); |
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} |
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