LXR qemu/tests/tcg/openrisc/test

   1#include <stdio.h>
   2
   3int main(void)
   4{
   5    int a, b, c;
   6    int result;
   7
   8    a = 0;
   9    b = 3;
  10    result = 1;
  11    __asm
  12    ("1:\n\t"
  13     "l.addi   %0, %0, 1\n\t"
  14     "l.sfgeu  %0, %1\n\t"
  15     "l.bf 1b\n\t"
  16     "l.nop\n\t"
  17     : "+r"(a)
  18     : "r"(b)
  19    );
  20    if (a != result) {
  21        printf("sfgeu error\n");
  22        return -1;
  23    }
  24
  25    a = 0xff;
  26    b = 3;
  27    c = 1;
  28    result = 2;
  29    __asm
  30    ("1:\n\t"
  31     "l.sub    %0, %0, %2\n\t"
  32     "l.sfgeu  %0, %1\n\t"
  33     "l.bf 1b\n\t"
  34     "l.nop\n\t"
  35     : "+r"(a)
  36     : "r"(b), "r"(c)
  37    );
  38    if (a != result) {
  39        printf("sfgeu error\n");
  40        return -1;
  41    }
  42
  43    return 0;
  44}
  45