tests/tcg/openrisc/test_addic.c

   1 #include <stdio.h>
   2
   3 int main(void)
   4 {
   5     int a, b, c;
   6     int result;
   7
   8     a = 1;
   9     result = 0x0;
  10     __asm
  11     ("l.add r1, r1, r0\n\t" /* clear carry */
  12      "l.addic %0, %0, 0xffff\n\t"
  13      : "+r"(a)
  14     );
  15     if (a != result) {
  16         printf("first addic error\n");
  17         return -1;
  18    }
  19
  20     a = -1;
  21     result = 0x201;
  22     __asm
  23     ("l.add r1, r1, r0\n\t"  /* clear carry */
  24      "l.addic %0, %0, 0x1\n\t"
  25      "l.ori   %0, r0, 0x100\n\t"
  26      "l.addic %0, %0, 0x100\n\t"
  27      : "+r"(a)
  28     );
  29     if (a != result) {
  30         printf("second addic error\n");
  31         return -1;
  32     }
  33
  34     return 0;
  35 }