/* Copyright (C) 2000-2024 Free Software Foundation, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.

GCC 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 General Public License
for more details.

Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<http://www.gnu.org/licenses/>.  */

unsigned long
__udivmodsi4(unsigned long num, unsigned long den, int modwanted)
{
 unsigned long bit = 1;
 unsigned long res = 0;

 while (den < num && bit && !(den & (1L<<31)))
   {
     den <<=1;
     bit <<=1;
   }
 while (bit)
   {
     if (num >= den)
       {
         num -= den;
         res |= bit;
       }
     bit >>=1;
     den >>=1;
   }
 if (modwanted) return num;
 return res;
}