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

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rs, dsp;
   6     long long achi, acli;
   7
   8     long long rsdsp;
   9     long long acho, aclo;
  10
  11     long long res;
  12     long long reshi, reslo;
  13
  14
  15     rs = 0xaaaabbbbccccdddd;
  16     achi = 0x87654321;
  17     acli = 0x12345678;
  18     dsp = 0x22;
  19
  20     res = 0x62;
  21     reshi = 0x12345678;
  22     reslo = 0xffffffffccccdddd;
  23
  24     __asm
  25         ("mthi %3, $ac1\n\t"
  26          "mtlo %4, $ac1\n\t"
  27          "wrdsp %5\n\t"
  28          "dmthlip %6, $ac1\n\t"
  29          "rddsp %0\n\t"
  30          "mfhi %1, $ac1\n\t"
  31          "mflo %2, $ac1\n\t"
  32          : "=r"(rsdsp), "=r"(acho), "=r"(aclo)
  33          : "r"(achi), "r"(acli), "r"(dsp), "r"(rs)
  34         );
  35     if ((rsdsp != res) || (acho != reshi) || (aclo != reslo)) {
  36         printf("dmthlip error\n");
  37         return -1;
  38     }
  39
  40     return 0;
  41 }