arch/sparc/lib/cmpdi2.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <linux/module.h>
   3
   4 #include "libgcc.h"
   5
   6 word_type __cmpdi2(long long a, long long b)
   7 {
   8         const DWunion au = {
   9                 .ll = a
  10         };
  11         const DWunion bu = {
  12                 .ll = b
  13         };
  14
  15         if (au.s.high < bu.s.high)
  16                 return 0;
  17         else if (au.s.high > bu.s.high)
  18                 return 2;
  19
  20         if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
  21                 return 0;
  22         else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
  23                 return 2;
  24
  25         return 1;
  26 }
  27
  28 EXPORT_SYMBOL(__cmpdi2);