tests/tcg/mips/mips32-dsp/dpsu_h_qbl.c

   1 #include<stdio.h>
   2 #include<assert.h>
   3
   4 int main()
   5 {
   6     int rs, rt;
   7     int ach = 5, acl = 5;
   8     int resulth, resultl;
   9
  10     rs      = 0xBC0123AD;
  11     rt      = 0x01643721;
  12     resulth = 0x04;
  13     resultl = 0xFFFFFEE5;
  14     __asm
  15         ("mthi  %0, $ac1\n\t"
  16          "mtlo  %1, $ac1\n\t"
  17          "dpsu.h.qbl $ac1, %2, %3\n\t"
  18          "mfhi  %0, $ac1\n\t"
  19          "mflo  %1, $ac1\n\t"
  20          : "+r"(ach), "+r"(acl)
  21          : "r"(rs), "r"(rt)
  22         );
  23     assert(ach == resulth);
  24     assert(acl == resultl);
  25
  26     return 0;
  27 }