Subversion Repositories openrisc

/* { dg-do compile } */
/* { dg-options "-O3 -fdump-tree-optimized" } */
 
void
test1 (double *out1, double *out2, double *out3, double *in1,
       double *in2, int len)
{
  int i;
  double *__restrict o1 = __builtin_assume_aligned (out1, 16);
  double *__restrict o2 = __builtin_assume_aligned (out2, 16);
  double *__restrict o3 = __builtin_assume_aligned (out3, 16);
  double *__restrict i1 = __builtin_assume_aligned (in1, 16);
  double *__restrict i2 = __builtin_assume_aligned (in2, 16);
  for (i = 0; i < len; ++i)
    {
      o1[i] = i1[i] * i2[i];
      o2[i] = i1[i] + i2[i];
      o3[i] = i1[i] - i2[i];
    }
}
 
void
test2 (double *out1, double *out2, double *out3, double *in1,
       double *in2, int len)
{
  int i, align = 32, misalign = 16;
  out1 = __builtin_assume_aligned (out1, align, misalign);
  out2 = __builtin_assume_aligned (out2, align, 16);
  out3 = __builtin_assume_aligned (out3, 32, misalign);
  in1 = __builtin_assume_aligned (in1, 32, 16);
  in2 = __builtin_assume_aligned (in2, 32, 0);
  for (i = 0; i < len; ++i)
    {
      out1[i] = in1[i] * in2[i];
      out2[i] = in1[i] + in2[i];
      out3[i] = in1[i] - in2[i];
    }
}
 
/* { dg-final { scan-tree-dump-not "__builtin_assume_aligned" "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */