LXR qemu/tests/tcg/mips/mips32-dsp/dpsq_s_w

   1#include<stdio.h>
   2#include<assert.h>
   3
   4int 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 = 0x00000004;
  13    resultl = 0xF15F94A3;
  14    __asm
  15        ("mthi  %0, $ac1\n\t"
  16         "mtlo  %1, $ac1\n\t"
  17         "dpsq_s.w.ph $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    ach = 0x1424EF1F;
  27    acl = 0x1035219A;
  28    rs      = 0x800083AD;
  29    rt      = 0x80003721;
  30    resulth = 0x1424EF1E;
  31    resultl = 0xC5C0D901;
  32    __asm
  33        ("mthi  %0, $ac1\n\t"
  34         "mtlo  %1, $ac1\n\t"
  35         "dpsq_s.w.ph $ac1, %2, %3\n\t"
  36         "mfhi  %0, $ac1\n\t"
  37         "mflo  %1, $ac1\n\t"
  38         : "+r"(ach), "+r"(acl)
  39         : "r"(rs), "r"(rt)
  40        );
  41    assert(ach == resulth);
  42    assert(acl == resultl);
  43
  44    return 0;
  45}
  46