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

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rt, rs, dsp;
   6     long long achi, acli;
   7     long long res, resdsp;
   8
   9     achi = 0x87654321;
  10     acli = 0x12345678;
  11     rs = 0x8;
  12
  13     res = 0x123456;
  14     resdsp = 0x01;
  15
  16     __asm
  17         ("mthi %2, $ac1\n\t"
  18          "mtlo %3, $ac1\n\t"
  19          "dextrv_r.w %0, $ac1, %4\n\t"
  20          "rddsp %1\n\t"
  21          : "=r"(rt), "=r"(dsp)
  22          : "r"(achi), "r"(acli), "r"(rs)
  23         );
  24
  25     dsp = (dsp >> 23) & 0x1;
  26
  27     if ((dsp != resdsp) || (rt != res)) {
  28         printf("dextrv_r.w error\n");
  29         return -1;
  30     }
  31
  32     achi = 0x87654321;
  33     acli = 0x12345678;
  34     rs = 0x0;
  35
  36     res = 0x12345678;
  37     resdsp = 0x01;
  38
  39     __asm
  40         ("mthi %2, $ac1\n\t"
  41          "mtlo %3, $ac1\n\t"
  42          "dextrv_r.w %0, $ac1, %4\n\t"
  43          "rddsp %1\n\t"
  44          : "=r"(rt), "=r"(dsp)
  45          : "r"(achi), "r"(acli), "r"(rs)
  46         );
  47
  48     dsp = (dsp >> 23) & 0x1;
  49
  50     if ((dsp != resdsp) || (rt != res)) {
  51         printf("dextrv_r.w error\n");
  52         return -1;
  53     }
  54
  55     return 0;
  56 }