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

   1 #include<stdio.h>
   2 #include<assert.h>
   3
   4 int main()
   5 {
   6     int rt, rs;
   7     int achi, acli;
   8     int dsp;
   9     int acho, aclo;
  10     int resulth, resultl;
  11     int resdsp;
  12
  13     achi = 0x05;
  14     acli = 0xB4CB;
  15     rs  = 0xFF060000;
  16     rt  = 0xCB000000;
  17     resulth = 0x04;
  18     resultl = 0x947438CB;
  19
  20     __asm
  21         ("mthi %2, $ac1\n\t"
  22          "mtlo %3, $ac1\n\t"
  23          "maq_s.w.phl $ac1, %4, %5\n\t"
  24          "mfhi %0, $ac1\n\t"
  25          "mflo %1, $ac1\n\t"
  26          : "=r"(acho), "=r"(aclo)
  27          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  28         );
  29     assert(resulth == acho);
  30     assert(resultl == aclo);
  31
  32     achi = 0x06;
  33     acli = 0xB4CB;
  34     rs  = 0x80000000;
  35     rt  = 0x80000000;
  36     resulth = 0x6;
  37     resultl = 0x8000b4ca;
  38     resdsp = 1;
  39
  40     __asm
  41         ("mthi %3, $ac1\n\t"
  42          "mtlo %4, $ac1\n\t"
  43          "maq_s.w.phl $ac1, %5, %6\n\t"
  44          "mfhi %0, $ac1\n\t"
  45          "mflo %1, $ac1\n\t"
  46          "rddsp %2\n\t"
  47          : "=r"(acho), "=r"(aclo), "=r"(dsp)
  48          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  49         );
  50     assert(resulth == acho);
  51     assert(resultl == aclo);
  52     assert(((dsp >> 17) & 0x01) == resdsp);
  53
  54     return 0;
  55 }