tests/tcg/mips/mips32-dsp/modsub.c

   1 #include<stdio.h>
   2 #include<assert.h>
   3
   4 int main()
   5 {
   6     int rd, rs, rt;
   7     int result;
   8
   9     rs     = 0xFFFFFFFF;
  10     rt     = 0x000000FF;
  11     result = 0xFFFFFF00;
  12     __asm
  13         ("modsub %0, %1, %2\n\t"
  14          : "=r"(rd)
  15          : "r"(rs), "r"(rt)
  16         );
  17     assert(result == rd);
  18
  19     rs     = 0x00000000;
  20     rt     = 0x00CD1FFF;
  21     result = 0x0000CD1F;
  22     __asm
  23         ("modsub %0, %1, %2\n\t"
  24          : "=r"(rd)
  25          : "r"(rs), "r"(rt)
  26         );
  27     assert(result == rd);
  28
  29     return 0;
  30 }