dos/__divdi3.c

   1 /*
   2  * arch/i386/libgcc/__divdi3.c
   3  */
   4
   5 #include <stdint.h>
   6 #include <stddef.h>
   7
   8 extern uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem);
   9
  10 int64_t __divdi3(int64_t num, int64_t den)
  11 {
  12     int minus = 0;
  13     int64_t v;
  14
  15     if (num < 0) {
  16         num = -num;
  17         minus = 1;
  18     }
  19     if (den < 0) {
  20         den = -den;
  21         minus ^= 1;
  22     }
  23
  24     v = __udivmoddi4(num, den, NULL);
  25     if (minus)
  26         v = -v;
  27
  28     return v;
  29 }