tests/tcg/mips/user/ase/dsp/test_dsp_r2_addu_ph.c

   1 #include<stdio.h>
   2 #include<assert.h>
   3
   4 int main()
   5 {
   6     int rd, rs, rt;
   7     int dsp;
   8     int result;
   9
  10     rs     = 0x00FF00FF;
  11     rt     = 0x00010001;
  12     result = 0x01000100;
  13     __asm
  14         ("addu.ph %0, %1, %2\n\t"
  15          : "=r"(rd)
  16          : "r"(rs), "r"(rt)
  17         );
  18     assert(rd == result);
  19
  20     rs     = 0xFFFF1111;
  21     rt     = 0x00020001;
  22     result = 0x00011112;
  23     __asm
  24         ("addu.ph %0, %2, %3\n\t"
  25          "rddsp %1\n\t"
  26          : "=r"(rd), "=r"(dsp)
  27          : "r"(rs), "r"(rt)
  28         );
  29     assert(rd == result);
  30     assert(((dsp >> 20) & 0x01) == 1);
  31
  32     return 0;
  33 }