1  /* { dg-do compile } */
       2  /* { dg-require-effective-target int128 } */
       3  /* { dg-options "-mdejagnu-cpu=power10" } */
       4  
       5  #include <altivec.h>
       6  
       7  extern void abort (void);
       8  
       9  #define NumSamples 4
      10  
      11  /* vec_all_eq not yet supported for arguments of type
      12     vector unsigned __int128.  */
      13  int
      14  vector_equal (vector unsigned __int128 a, vector unsigned __int128 b)
      15  {
      16    return a[0] == b[0];
      17  }
      18  
      19  void
      20  doTests00000001 (vector unsigned __int128 a_sources [],
      21  		 vector unsigned __int128 b_sources [],
      22  		 vector unsigned __int128 c_sources []) {
      23    for (int i = 0; i < NumSamples; i++)
      24      for (int j = 0; j < NumSamples; j++)
      25        for (int k = 0; k < NumSamples; k++)
      26  	{
      27  	  vector unsigned __int128 a = a_sources [i];
      28  	  vector unsigned __int128 b = b_sources [j];
      29  	  vector unsigned __int128 c = c_sources [k];
      30  	  vector unsigned __int128 result = vec_ternarylogic (a, b, c, 0x01);
      31  	  vector unsigned __int128 intended = (a & b & c);
      32  	  if (!vector_equal (result, intended))
      33  	    abort ();
      34  	}
      35  }
      36  
      37  void
      38  doTests11100101 (vector unsigned __int128 a_sources [],
      39  		 vector unsigned __int128 b_sources [],
      40  		 vector unsigned __int128 c_sources []) {
      41    for (int i = 0; i < NumSamples; i++)
      42      for (int j = 0; j < NumSamples; j++)
      43        for (int k = 0; k < NumSamples; k++)
      44  	{
      45  	  vector unsigned __int128 a = a_sources [i];
      46  	  vector unsigned __int128 b = b_sources [j];
      47  	  vector unsigned __int128 c = c_sources [k];
      48  	  vector unsigned __int128 result = vec_ternarylogic (a, b, c, 0xe5);
      49  	  vector unsigned __int128 intended = { 0 };
      50  	  // Supposed to be a ? c: nand (b,c)
      51  	  for (int l = 0; l < 1; l++)
      52  	    {
      53  	      for (int m = 0; m < 128; m++)
      54  	      {
      55  		unsigned __int128 bit_selector = 0x01;
      56  		bit_selector = bit_selector << m;
      57  
      58  		if (a[l] & bit_selector)
      59  		  intended [l] |= c [l] & bit_selector;
      60  		else if ((b [l] & c [l] & bit_selector) == 0)
      61  		  intended [l] |= bit_selector;
      62  	      }
      63  	    }
      64  	  if (!vector_equal (result, intended))
      65  	    abort ();
      66  	}
      67  }
      68  
      69  void
      70  doTests11110011 (vector unsigned __int128 a_sources [],
      71  		 vector unsigned __int128 b_sources [],
      72  		 vector unsigned __int128 c_sources []) {
      73    for (int i = 0; i < NumSamples; i++)
      74      for (int j = 0; j < NumSamples; j++)
      75        for (int k = 0; k < NumSamples; k++)
      76  	{
      77  	  vector unsigned __int128 a = a_sources [i];
      78  	  vector unsigned __int128 b = b_sources [j];
      79  	  vector unsigned __int128 c = c_sources [k];
      80  	  vector unsigned __int128 result = vec_ternarylogic (a, b, c, 0xfb);
      81  	  vector unsigned __int128 intended = { 0 };
      82  	  for (int i = 0; i < 1; i++)
      83  	    intended [i] = b [i] | ~(a [i] & c [i]);
      84  	  if (!vector_equal (result, intended))
      85  	    abort ();
      86  	}
      87  }
      88  
      89  int main (int argc, int *argv [])
      90  {
      91    vector unsigned __int128 a_sources [NumSamples];
      92    vector unsigned __int128 b_sources [NumSamples];
      93    vector unsigned __int128 c_sources [NumSamples];
      94  
      95    a_sources [0][0] = 0x0123456789abcdefull;
      96    a_sources [0][0] = a_sources [0][0] << 64 | 0x123456789abcdef0ull;
      97    a_sources [1][0] = 0x5555555555555555ull;
      98    a_sources [1][0] = a_sources [1][0] << 64 | 0xffffffffffffffffull;
      99    a_sources [2][0] = 0xcccccccc55555555ull;
     100    a_sources [2][0] = a_sources [2][0] << 64 | 0x0000000000000000ull;
     101    a_sources [3][0] = 0xe7e7e7e7e7e7e7e7ull;
     102    a_sources [3][0] = a_sources [3][0] << 64 | 0x6969696969696969ull;
     103  
     104    b_sources [0][0] = 0x0123456789abcdefull;
     105    b_sources [0][0] = b_sources [0][0] << 64 | 0x123456789abcdef0ull;
     106    b_sources [1][0] = 0x5555555555555555ull;
     107    b_sources [1][0] = b_sources [1][0] << 64 | 0xffffffffffffffffull;
     108    b_sources [2][0] = 0xcccccccc55555555ull;
     109    b_sources [2][0] = b_sources [2][0] << 64 | 0x0000000000000000ull;
     110    b_sources [3][0] = 0xe7e7e7e7e7e7e7e7ull;
     111    b_sources [3][0] = b_sources [3][0] << 64 | 0x6969696969696969ull;
     112  
     113    c_sources [0][0] = 0x0123456789abcdefull;
     114    c_sources [0][0] = c_sources [0][0] << 64 | 0x123456789abcdef0ull;
     115    c_sources [1][0] = 0x5555555555555555ull;
     116    c_sources [1][0] = c_sources [1][0] << 64 | 0xffffffffffffffffull;
     117    c_sources [2][0] = 0xcccccccc55555555ull;
     118    c_sources [2][0] = c_sources [2][0] << 64 | 0x0000000000000000ull;
     119    c_sources [3][0] = 0xe7e7e7e7e7e7e7e7ull;
     120    c_sources [3][0] = c_sources [3][0] << 64 | 0x6969696969696969ull;
     121  
     122    doTests00000001 (a_sources, b_sources, c_sources);
     123    doTests11100101 (a_sources, b_sources, c_sources);
     124    doTests11110011 (a_sources, b_sources, c_sources);
     125  
     126    return 0;
     127  }
     128  
     129  /* { dg-final { scan-assembler {\mxxeval\M} } } */