tests/tcg/mips/mips64-dsp/madd.c

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rt, rs;
   6     long long achi, acli;
   7     long long acho, aclo;
   8     long long resulth, resultl;
   9
  10     achi = 0x05;
  11     acli = 0xB4CB;
  12     rs  = 0x01;
  13     rt  = 0x01;
  14     resulth = 0x05;
  15     resultl = 0xB4CC;
  16
  17     __asm
  18         ("mthi %2, $ac1\n\t"
  19          "mtlo %3, $ac1\n\t"
  20          "madd $ac1, %4, %5\n\t"
  21          "mfhi %0, $ac1\n\t"
  22          "mflo %1, $ac1\n\t"
  23          : "=r"(acho), "=r"(aclo)
  24          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  25         );
  26     if ((resulth != acho) || (resultl != aclo)) {
  27         printf("madd wrong\n");
  28
  29         return -1;
  30     }
  31
  32     return 0;
  33 }