tests/tcg/mips/mips64-dsp/dmaddu.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 resh, resl;
   9     achi = 0x1;
  10     acli = 0x2;
  11
  12     rs = 0x0000000200000002;
  13     rt = 0x0000000200000002;
  14     resh = 0x1;
  15     resl = 0xa;
  16     __asm
  17         ("mthi %2, $ac1 \t\n"
  18          "mtlo %3, $ac1 \t\n"
  19          "dmaddu $ac1, %4, %5\t\n"
  20          "mfhi %0, $ac1 \t\n"
  21          "mflo %1, $ac1 \t\n"
  22          : "=r"(acho), "=r"(aclo)
  23          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  24         );
  25     if ((acho != resh) || (aclo != resl)) {
  26         printf("1 dmaddu error\n");
  27
  28         return -1;
  29     }
  30
  31     achi = 0x1;
  32     acli = 0x1;
  33
  34     rs = 0xaaaabbbbccccdddd;
  35     rt = 0xaaaabbbbccccdddd;
  36
  37     resh = 0x0000000000000002;
  38     resl = 0xffffffffca860b63;
  39
  40     __asm
  41         ("mthi %2, $ac1 \t\n"
  42          "mtlo %3, $ac1 \t\n"
  43          "dmaddu $ac1, %4, %5\t\n"
  44          "mfhi %0, $ac1 \t\n"
  45          "mflo %1, $ac1 \t\n"
  46          : "=r"(acho), "=r"(aclo)
  47          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  48         );
  49     if ((acho != resh) || (aclo != resl)) {
  50         printf("2 dmaddu error\n");
  51
  52         return -1;
  53     }
  54
  55     return 0;
  56 }