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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-19.c] - Blame information for rev 298

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Line No. Rev Author Line
1 298 jeremybenn 
/* { dg-require-effective-target vect_int } */
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#include <stdarg.h>
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#include <stdio.h>
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#include "tree-vect.h"
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#define N 16
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int
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main1 ()
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{
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  unsigned int i;
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  unsigned int out[N*8];
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  unsigned int in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63};
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  unsigned int ia[N*2], a0, a1, a2, a3;
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  for (i = 0; i < N; i++)
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    {
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      out[i*8] = in[i*8];
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      out[i*8 + 1] = in[i*8 + 1];
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      out[i*8 + 2] = in[i*8 + 2];
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      out[i*8 + 3] = in[i*8 + 3];
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      out[i*8 + 4] = in[i*8 + 4];
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      out[i*8 + 5] = in[i*8 + 5];
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      out[i*8 + 6] = in[i*8 + 6];
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      out[i*8 + 7] = in[i*8 + 7];
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      ia[i] = in[i*8 + 2];
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    }
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  /* check results:  */
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  for (i = 0; i < N; i++)
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    {
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      if (out[i*8] !=  in[i*8]
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         || out[i*8 + 1] != in[i*8 + 1]
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         || out[i*8 + 2] != in[i*8 + 2]
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         || out[i*8 + 3] != in[i*8 + 3]
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         || out[i*8 + 4] != in[i*8 + 4]
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         || out[i*8 + 5] != in[i*8 + 5]
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         || out[i*8 + 6] != in[i*8 + 6]
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         || out[i*8 + 7] != in[i*8 + 7]
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         || ia[i] != in[i*8 + 2])
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        abort ();
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    }
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  for (i = 0; i < N*2; i++)
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    {
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      a0 = in[i*4] + 1;
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      a1 = in[i*4 + 1] + 2;
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      a2 = in[i*4 + 2] + 3;
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      a3 = in[i*4 + 3] + 4;
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      out[i*4] = a0;
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      out[i*4 + 1] = a1;
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      out[i*4 + 2] = a2;
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      out[i*4 + 3] = a3;
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      ia[i] = a2;
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    }
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  /* check results:  */
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  for (i = 0; i < N*2; i++)
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    {
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      if (out[i*4] !=  in[i*4] + 1
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         || out[i*4 + 1] != in[i*4 + 1] + 2
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         || out[i*4 + 2] != in[i*4 + 2] + 3
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         || out[i*4 + 3] != in[i*4 + 3] + 4
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         || ia[i] != in[i*4 + 2] + 3)
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        abort ();
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    }
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  /* The last stmt requires interleaving of not power of 2 size - not
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     vectorizable.  */
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  for (i = 0; i < N/2; i++)
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    {
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      out[i*12] = in[i*12];
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      out[i*12 + 1] = in[i*12 + 1];
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      out[i*12 + 2] = in[i*12 + 2];
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      out[i*12 + 3] = in[i*12 + 3];
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      out[i*12 + 4] = in[i*12 + 4];
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      out[i*12 + 5] = in[i*12 + 5];
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      out[i*12 + 6] = in[i*12 + 6];
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      out[i*12 + 7] = in[i*12 + 7];
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      out[i*12 + 8] = in[i*12 + 8];
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      out[i*12 + 9] = in[i*12 + 9];
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      out[i*12 + 10] = in[i*12 + 10];
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      out[i*12 + 11] = in[i*12 + 11];
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      ia[i] = in[i*12 + 7];
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    }
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  /* check results:  */
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  for (i = 0; i < N/2; i++)
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    {
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      if (out[i*12] !=  in[i*12]
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         || out[i*12 + 1] != in[i*12 + 1]
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         || out[i*12 + 2] != in[i*12 + 2]
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         || out[i*12 + 3] != in[i*12 + 3]
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         || out[i*12 + 4] != in[i*12 + 4]
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         || out[i*12 + 5] != in[i*12 + 5]
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         || out[i*12 + 6] != in[i*12 + 6]
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         || out[i*12 + 7] != in[i*12 + 7]
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         || out[i*12 + 8] != in[i*12 + 8]
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         || out[i*12 + 9] != in[i*12 + 9]
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         || out[i*12 + 10] != in[i*12 + 10]
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         || out[i*12 + 11] != in[i*12 + 11]
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         || ia[i] != in[i*12 + 7])
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        abort ();
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    }
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  /* Hybrid SLP with unrolling by 2.  */
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  for (i = 0; i < N; i++)
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    {
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      out[i*6] = in[i*6];
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      out[i*6 + 1] = in[i*6 + 1];
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      out[i*6 + 2] = in[i*6 + 2];
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      out[i*6 + 3] = in[i*6 + 3];
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      out[i*6 + 4] = in[i*6 + 4];
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      out[i*6 + 5] = in[i*6 + 5];
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121 
      ia[i] = i;
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    }
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124 
  /* check results:  */
125 
  for (i = 0; i < N/2; i++)
126 
    {
127 
      if (out[i*6] !=  in[i*6]
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         || out[i*6 + 1] != in[i*6 + 1]
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         || out[i*6 + 2] != in[i*6 + 2]
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         || out[i*6 + 3] != in[i*6 + 3]
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         || out[i*6 + 4] != in[i*6 + 4]
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         || out[i*6 + 5] != in[i*6 + 5]
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         || ia[i] != i)
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        abort ();
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    }
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137 
 
138 
  return 0;
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}
140 
 
141 
int main (void)
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{
143 
  check_vect ();
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145 
  main1 ();
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147 
  return 0;
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}
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/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" { target  vect_strided_wide  } } } */
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target  { ! { vect_strided_wide } } } } } */
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/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 3 "vect"  { target  vect_strided_wide  } } } */
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/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect"  { target { ! { vect_strided_wide } } } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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