Subversion Repositories openrisc_2011-10-31

/* Test that the compiler properly optimizes vector shift instructions into
   psha/pshl on XOP systems.  */
 
/* { dg-do compile } */
/* { dg-require-effective-target lp64 } */
/* { 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;
  int i32[SIZE];
  unsigned u32[SIZE];
} a, b, c;
 
void
right_uns_shift32 (void)
{
  int i;
 
  for (i = 0; i < SIZE; i++)
    a.u32[i] = b.u32[i] >> c.i32[i];
}
 
int main ()
{
  right_uns_shfit32 ();
  exit (0);
}
 
/* { dg-final { scan-assembler "vpshld" } } */