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