1  /* { dg-do run } */
       2  /* { dg-require-effective-target vmx_hw } */
       3  /* { dg-options "-maltivec" } */
       4  
       5  /* This test should run the same on any target that supports altivec/dfp
       6     instructions.  Unsigned Intentionally not specifying cpu in order to test
       7     all code generation paths.  */
       8  
       9  #include <altivec.h>
      10  
      11  extern void abort (void);
      12  
      13  #define CONST0		(0)
      14  #define CONST1		(1)
      15  #define CONST2		(2)
      16  #define CONST3		(3)
      17  
      18  /* Test that indices > length of vector are applied modulo the vector
      19     length.  */
      20  
      21  /* Test for vector residing in register.  */
      22  unsigned int s3 (vector unsigned int v)
      23  {
      24    return __builtin_vec_extract (v, 3);
      25  }
      26  
      27  unsigned int s1 (vector unsigned int v)
      28  {
      29    return __builtin_vec_extract (v, 1);
      30  }
      31  
      32  unsigned int s21 (vector unsigned int v)
      33  {
      34    return __builtin_vec_extract (v, 21);
      35  }
      36  
      37  unsigned int s30 (vector unsigned int v)
      38  {
      39    return __builtin_vec_extract (v, 30);
      40  }
      41  
      42  /* Test for vector residing in memory.  */
      43  unsigned int ms3 (vector unsigned int *vp)
      44  {
      45    return __builtin_vec_extract (*vp, 3);
      46  }
      47  
      48  unsigned int ms1(vector unsigned int *vp)
      49  {
      50    return __builtin_vec_extract (*vp, 1);
      51  }
      52  
      53  unsigned int ms21(vector unsigned int *vp)
      54  {
      55    return __builtin_vec_extract (*vp, 21);
      56  }
      57  
      58  unsigned int ms30(vector unsigned int *vp)
      59  {
      60    return __builtin_vec_extract (*vp, 30);
      61  }
      62  
      63  /* Test the same with variable indices.  */
      64  
      65  /* Test for variable selector and vector residing in register.  */
      66  __attribute__((noinline))
      67  unsigned int ci (vector unsigned int v, int i)
      68  {
      69    return __builtin_vec_extract (v, i);
      70  }
      71  
      72  /* Test for variable selector and vector residing in memory.  */
      73  __attribute__((noinline))
      74  unsigned int mci(vector unsigned int *vp, int i)
      75  {
      76    return __builtin_vec_extract (*vp, i);
      77  }
      78  
      79  
      80  unsigned int main (int argc, unsigned char *argv[]) {
      81    vector unsigned int sv = { CONST0, CONST1, CONST2, CONST3 };
      82    unsigned int s;
      83  
      84    s = s3 (sv);
      85    if (s != CONST3)
      86      abort ();
      87  
      88    s = s1 (sv);
      89    if (s != CONST1)
      90      abort ();
      91  
      92    s = s21 (sv);
      93    if (s != CONST1)
      94      abort ();
      95  
      96    s = s30 (sv);
      97    if (s != CONST2)
      98      abort ();
      99  
     100    s = ms3 (&sv);
     101    if (s != CONST3)
     102      abort ();
     103  
     104    s = ms1 (&sv);
     105    if (s != CONST1)
     106      abort ();
     107  
     108    s = ms21 (&sv);
     109    if (s != CONST1)
     110      abort ();
     111  
     112    s = ms30 (&sv);
     113    if (s != CONST2)
     114      abort ();
     115  
     116    s = ci (sv, 5);
     117    if (s != CONST1)
     118      abort ();
     119  
     120    s = ci (sv, 2);
     121    if (s != CONST2)
     122      abort ();
     123  
     124    s = ci (sv, 15);
     125    if (s != CONST3)
     126      abort ();
     127  
     128    s = ci (sv, 28);
     129    if (s != CONST0)
     130      abort ();
     131  
     132    s = mci (&sv, 5);
     133    if (s != CONST1)
     134      abort ();
     135  
     136    s = mci (&sv, 12);
     137    if (s != CONST0)
     138      abort ();
     139  
     140    s = mci (&sv, 25);
     141    if (s != CONST1)
     142      abort ();
     143  
     144    s = mci (&sv, 16);
     145    if (s != CONST0)
     146      abort ();
     147  
     148    return 0;
     149  }