gcc/testsuite/gcc.c-torture/execute/simd-2.c

   1 /*
   2    Purpose: Test generic SIMD support, V8HImode.  This test should work
   3    regardless of if the target has SIMD instructions.
   4 */
   5
   6 typedef int __attribute__((mode(V8HI))) vecint;
   7
   8 vecint i = { 150, 100, 150, 200, 0, 0, 0, 0 };
   9 vecint j = { 10, 13, 20, 30, 1, 1, 1, 1 };
  10 vecint k;
  11
  12 union {
  13   vecint v;
  14   short i[8];
  15 } res;
  16
  17 /* This should go away once we can use == and != on vector types.  */
  18 void
  19 verify (int a1, int a2, int a3, int a4,
  20         int b1, int b2, int b3, int b4)
  21 {
  22   if (a1 != b1
  23       || a2 != b2
  24       || a3 != b3
  25       || a4 != b4)
  26     abort ();
  27 }
  28
  29 int
  30 main ()
  31 {
  32   k = i + j;
  33   res.v = k;
  34
  35   verify (res.i[0], res.i[1], res.i[2], res.i[3], 160, 113, 170, 230);
  36
  37   k = i * j;
  38   res.v = k;
  39
  40   verify (res.i[0], res.i[1], res.i[2], res.i[3], 1500, 1300, 3000, 6000);
  41
  42   k = i / j;
  43   res.v = k;
  44
  45   verify (res.i[0], res.i[1], res.i[2], res.i[3], 15, 7, 7, 6);
  46
  47   k = i & j;
  48   res.v = k;
  49
  50   verify (res.i[0], res.i[1], res.i[2], res.i[3], 2, 4, 20, 8);
  51
  52   k = i | j;
  53   res.v = k;
  54
  55   verify (res.i[0], res.i[1], res.i[2], res.i[3], 158, 109, 150, 222);
  56
  57   k = i ^ j;
  58   res.v = k;
  59
  60   verify (res.i[0], res.i[1], res.i[2], res.i[3], 156, 105, 130, 214);
  61
  62   k = -i;
  63   res.v = k;
  64   verify (res.i[0], res.i[1], res.i[2], res.i[3],
  65           -150, -100, -150, -200);
  66
  67   k = ~i;
  68   res.v = k;
  69   verify (res.i[0], res.i[1], res.i[2], res.i[3], -151, -101, -151, -201);
  70
  71   exit (0);
  72 }