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

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rt, rs;
   6     long long achi, acli;
   7     long long dsp;
   8     long long acho, aclo;
   9     long long resulth, resultl;
  10     long long resdsp;
  11
  12     achi = 0x05;
  13     acli = 0xB4CB;
  14     rs = 0xFF060000;
  15     rt = 0xCB000000;
  16     resulth = 0xffffffffffffffff;
  17     resultl = 0xffffffff947438cb;
  18
  19     __asm
  20         ("mthi %2, $ac1\n\t"
  21          "mtlo %3, $ac1\n\t"
  22          "maq_sa.w.phl $ac1, %4, %5\n\t"
  23          "mfhi %0, $ac1\n\t"
  24          "mflo %1, $ac1\n\t"
  25          : "=r"(acho), "=r"(aclo)
  26          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  27         );
  28     if ((resulth != acho) || (resultl != aclo)) {
  29         printf("1 maq_sa.w.phl error\n");
  30
  31         return -1;
  32     }
  33
  34     achi = 0x06;
  35     acli = 0xB4CB;
  36     rs  = 0x80000000;
  37     rt  = 0x80000000;
  38     resulth = 0x00;
  39     resultl = 0x7fffffff;
  40     resdsp = 0x01;
  41
  42     __asm
  43         ("mthi %3, $ac1\n\t"
  44          "mtlo %4, $ac1\n\t"
  45          "maq_sa.w.phl $ac1, %5, %6\n\t"
  46          "mfhi %0, $ac1\n\t"
  47          "mflo %1, $ac1\n\t"
  48          "rddsp %2\n\t"
  49          : "=r"(acho), "=r"(aclo), "=r"(dsp)
  50          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  51         );
  52     if ((resulth != acho) || (resultl != aclo) ||
  53         (((dsp >> 17) & 0x01) != 0x01)) {
  54         printf("2 maq_sa.w.phl error\n");
  55
  56         return -1;
  57     }
  58
  59     return 0;
  60 }