tests/tcg/mips/user/ase/dsp/test_dsp_r1_shilov.c

   1 #include<stdio.h>
   2 #include<assert.h>
   3
   4 int main()
   5 {
   6     int rs, ach, acl;
   7     int resulth, resultl;
   8
   9     rs  = 0x0F;
  10     ach = 0xBBAACCFF;
  11     acl = 0x1C3B001D;
  12
  13     resulth = 0x17755;
  14     resultl = 0x99fe3876;
  15
  16     __asm
  17         ("mthi %0, $ac1\n\t"
  18          "mtlo %1, $ac1\n\t"
  19          "shilov $ac1, %2\n\t"
  20          "mfhi %0, $ac1\n\t"
  21          "mflo %1, $ac1\n\t"
  22          : "+r"(ach), "+r"(acl)
  23          : "r"(rs)
  24         );
  25     assert(ach == resulth);
  26     assert(acl == resultl);
  27
  28
  29     rs  = 0xffffffff;
  30     ach = 0x1;
  31     acl = 0x80000000;
  32
  33     resulth = 0x3;
  34     resultl = 0x0;
  35
  36     __asm
  37         ("mthi %0, $ac1\n\t"
  38          "mtlo %1, $ac1\n\t"
  39          "shilov $ac1, %2\n\t"
  40          "mfhi %0, $ac1\n\t"
  41          "mflo %1, $ac1\n\t"
  42          : "+r"(ach), "+r"(acl)
  43          : "r"(rs)
  44         );
  45     assert(ach == resulth);
  46     assert(acl == resultl);
  47
  48     return 0;
  49 }