gcc/testsuite/gcc.target/bfin/builtins/cpmlx_mac_fr2x16-2.c

   1 extern void abort (void);
   2
   3 typedef short  __v2hi __attribute ((vector_size(4)));
   4 typedef __v2hi fract2x16;
   5 typedef short  fract16;
   6
   7 int main ()
   8 {
   9   fract2x16 a, b, c, t;
  10   fract16 t1, t2;
  11
  12   a = __builtin_bfin_compose_2x16 (0x2000, 0x1000);
  13   b = __builtin_bfin_compose_2x16 (0xb000, 0xe000);
  14   c = __builtin_bfin_compose_2x16 (0xa000, 0x8000);
  15
  16   t = __builtin_bfin_cmplx_mac (a, b, c);
  17   t1 = __builtin_bfin_extract_hi (t);
  18   t2 = __builtin_bfin_extract_lo (t);
  19   if (t1 != 0x7fff || t2 != 0xfffff400)
  20     abort ();
  21   return 0;
  22 }
  23