1  /* Test that the compiler properly optimizes vector rotate instructions vector
       2     into prot on XOP systems.  */
       3  
       4  /* { dg-do compile { target { ! ia32 } } } */
       5  /* { dg-options "-O2 -mxop -mno-avx2 -ftree-vectorize" } */
       6  
       7  extern void exit (int);
       8  
       9  typedef long __m128i  __attribute__ ((__vector_size__ (16), __may_alias__));
      10  
      11  #define SIZE 10240
      12  
      13  union {
      14    __m128i i_align;
      15    unsigned u32[SIZE];
      16  } a, b, c;
      17  
      18  void
      19  left_rotate32 (void)
      20  {
      21    int i;
      22  
      23    for (i = 0; i < SIZE; i++)
      24      a.u32[i] = (b.u32[i] << ((sizeof (int) * 8) - 4)) | (b.u32[i] >> 4);
      25  }
      26  
      27  int
      28  main ()
      29  {
      30    left_rotate32 ();
      31    exit (0);
      32  }
      33  
      34  /* { dg-final { scan-assembler "vprotd" } } */