LXR qemu/tests/tcg/mips/user/ase/dsp/test_dsp_r2

   1#include<stdio.h>
   2#include<assert.h>
   3
   4int main()
   5{
   6    int rs, rt;
   7    int result;
   8
   9    rs = 0x12345678;
  10    rt = 0x87654321;
  11    result = 0x87654321;
  12    __asm
  13        ("prepend %0, %1, 0x00\n\t"
  14         : "+r"(rt)
  15         : "r"(rs)
  16        );
  17    assert(rt == result);
  18
  19    rs = 0x12345678;
  20    rt = 0x87654321;
  21    result = 0xACF10ECA;
  22    __asm
  23        ("prepend %0, %1, 0x0F\n\t"
  24         : "+r"(rt)
  25         : "r"(rs)
  26        );
  27    assert(rt == result);
  28
  29    return 0;
  30}
  31