version 1.1, 2000/01/10 15:35:27 |
version 1.1.1.2, 2000/09/09 14:12:50 |
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/* mpz_fdiv_qr -- Division rounding the quotient towards -infinity. |
/* mpz_fdiv_qr -- Division rounding the quotient towards -infinity. |
The remainder gets the same sign as the denominator. |
The remainder gets the same sign as the denominator. |
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Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc. |
Copyright (C) 1994, 1995, 1996, 2000 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. */ |
Line 35 mpz_fdiv_qr (quot, rem, dividend, divisor) |
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Line 35 mpz_fdiv_qr (quot, rem, dividend, divisor) |
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#endif |
#endif |
{ |
{ |
mp_size_t divisor_size = divisor->_mp_size; |
mp_size_t divisor_size = divisor->_mp_size; |
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mp_size_t xsize; |
mpz_t temp_divisor; /* N.B.: lives until function returns! */ |
mpz_t temp_divisor; /* N.B.: lives until function returns! */ |
TMP_DECL (marker); |
TMP_DECL (marker); |
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Line 50 mpz_fdiv_qr (quot, rem, dividend, divisor) |
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Line 51 mpz_fdiv_qr (quot, rem, dividend, divisor) |
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divisor = temp_divisor; |
divisor = temp_divisor; |
} |
} |
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xsize = dividend->_mp_size ^ divisor_size;; |
mpz_tdiv_qr (quot, rem, dividend, divisor); |
mpz_tdiv_qr (quot, rem, dividend, divisor); |
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if ((divisor_size ^ dividend->_mp_size) < 0 && rem->_mp_size != 0) |
if (xsize < 0 && rem->_mp_size != 0) |
{ |
{ |
mpz_sub_ui (quot, quot, 1L); |
mpz_sub_ui (quot, quot, 1L); |
mpz_add (rem, rem, divisor); |
mpz_add (rem, rem, divisor); |