[BACK]Return to mul_ui.c CVS log [TXT][DIR] Up to [local] / OpenXM_contrib / gmp / mpz

Diff for /OpenXM_contrib/gmp/mpz/Attic/mul_ui.c between version 1.1.1.1 and 1.1.1.2

version 1.1.1.1, 2000/01/10 15:35:27 version 1.1.1.2, 2003/08/25 16:06:33
Line 1 
Line 1 
 /* mpz_mul_ui(product, multiplier, small_multiplicand) -- Set  /* mpz_mul_ui (product, multiplier, small_multiplicand) -- Set PRODUCT to
    PRODUCT to MULTIPLICATOR times SMALL_MULTIPLICAND.     MULTIPLICATOR times SMALL_MULTIPLICAND.
   
 Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc.  Copyright 2001 Free Software Foundation, Inc.
   
 This file is part of the GNU MP Library.  This file is part of the GNU MP Library.
   
 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.
   
 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.
   
 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. */
   
 #include "gmp.h"  
 #include "gmp-impl.h"  
   
 void  #define OPERATION_mul_ui
 #if __STDC__  #include "mul_i.h"
 mpz_mul_ui (mpz_ptr prod, mpz_srcptr mult, unsigned long int small_mult)  
 #else  
 mpz_mul_ui (prod, mult, small_mult)  
      mpz_ptr prod;  
      mpz_srcptr mult;  
      unsigned long int small_mult;  
 #endif  
 {  
   mp_size_t size = mult->_mp_size;  
   mp_size_t sign_product = size;  
   mp_limb_t cy;  
   mp_size_t prod_size;  
   mp_ptr prod_ptr;  
   
   size = ABS (size);  
   
   if (size == 0 || small_mult == 0)  
     {  
       prod->_mp_size = 0;  
       return;  
     }  
   
   prod_size = size + 1;  
   if (prod->_mp_alloc < prod_size)  
     _mpz_realloc (prod, prod_size);  
   
   prod_ptr = prod->_mp_d;  
   
   cy = mpn_mul_1 (prod_ptr, mult->_mp_d, size, (mp_limb_t) small_mult);  
   if (cy != 0)  
     {  
       prod_ptr[size] = cy;  
       size++;  
     }  
   
   prod->_mp_size = sign_product >= 0 ? size : -size;  
 }  
Legend:
Removed from v.1.1.1.1  
changed lines
  Added in v.1.1.1.2
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>