Subversion Repositories openrisc

/* Test that the compiler properly optimizes vector rotate instructions vector
   into prot on XOP systems.  */
 
/* { dg-do compile { target { ! { ia32 } } } } */
/* { dg-options "-O2 -mxop -ftree-vectorize" } */
 
extern void exit (int);
 
typedef long __m128i  __attribute__ ((__vector_size__ (16), __may_alias__));
 
#define SIZE 10240
 
union {
  __m128i i_align;
  unsigned u32[SIZE];
} a, b, c;
 
void
vector_rotate32 (void)
{
  int i;
 
  for (i = 0; i < SIZE; i++)
    a.u32[i] = (b.u32[i] >> ((sizeof (int) * 8) - c.u32[i])) | (b.u32[i] << c.u32[i]);
}
 
int main ()
{
  vector_rotate32 ();
  exit (0);
}
 
/* { dg-final { scan-assembler "vprotd" } } */