LXR qemu/tests/tcg/mips/user/ase/dsp/test_dsp_r1_addq

   1#include<stdio.h>
   2#include<assert.h>
   3
   4int main()
   5{
   6    int rd, rs, rt;
   7    int dsp;
   8    int result;
   9
  10    rs     = 0xFFFFFFFF;
  11    rt     = 0x10101010;
  12    result = 0x100F100F;
  13    __asm
  14        ("addq.ph   %0, %1, %2\n\t"
  15         : "=r"(rd)
  16         : "r"(rs), "r"(rt)
  17        );
  18    assert(result == rd);
  19
  20    rs     = 0x3712847D;
  21    rt     = 0x0031AF2D;
  22    result = 0x374333AA;
  23    __asm
  24        ("addq.ph   %0, %1, %2\n\t"
  25         : "=r"(rd)
  26         : "r"(rs), "r"(rt)
  27        );
  28    assert(result == rd);
  29
  30    rs     = 0x7fff847D;
  31    rt     = 0x0031AF2D;
  32    result = 0x803033AA;
  33    __asm
  34        ("addq.ph   %0, %1, %2\n\t"
  35         : "=r"(rd)
  36         : "r"(rs), "r"(rt)
  37        );
  38    assert(result == rd);
  39
  40    __asm("rddsp %0\n\t"
  41          : "=r"(dsp)
  42         );
  43    assert(((dsp >> 20) & 0x01) == 1);
  44
  45    return 0;
  46}
  47