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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-3-big-array.c] - Blame information for rev 689

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Line No. Rev Author Line
1 689 jeremybenn 
/* { dg-require-effective-target vect_int } */
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#include <stdarg.h>
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#include "tree-vect.h"
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#define N 96
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unsigned short in[N*8];
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volatile int y = 0;
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int
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main1 ()
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{
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  int i;
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  unsigned short out[N*8];
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  for (i = 0; i < N*8; i++)
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    {
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      in[i] = i&63;
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      if (y) /* Avoid vectorization.  */
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        abort ();
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    }
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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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    }
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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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        abort ();
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    }
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  for (i = 0; i < N*2; i++)
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    {
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      out[i*4] = in[i*4];
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      out[i*4 + 1] = in[i*4 + 1];
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      out[i*4 + 2] = in[i*4 + 2];
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      out[i*4 + 3] = in[i*4 + 3];
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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]
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         || out[i*4 + 1] != in[i*4 + 1]
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         || out[i*4 + 2] != in[i*4 + 2]
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         || out[i*4 + 3] != in[i*4 + 3])
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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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      out[i*16] = in[i*16];
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      out[i*16 + 1] = in[i*16 + 1];
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      out[i*16 + 2] = in[i*16 + 2];
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      out[i*16 + 3] = in[i*16 + 3];
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      out[i*16 + 4] = in[i*16 + 4];
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      out[i*16 + 5] = in[i*16 + 5];
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      out[i*16 + 6] = in[i*16 + 6];
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      out[i*16 + 7] = in[i*16 + 7];
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      out[i*16 + 8] = in[i*16 + 8];
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      out[i*16 + 9] = in[i*16 + 9];
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      out[i*16 + 10] = in[i*16 + 10];
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      out[i*16 + 11] = in[i*16 + 11];
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      out[i*16 + 12] = in[i*16 + 12];
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      out[i*16 + 13] = in[i*16 + 13];
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      out[i*16 + 14] = in[i*16 + 14];
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      out[i*16 + 15] = in[i*16 + 15];
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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*16] !=  in[i*16]
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         || out[i*16 + 1] != in[i*16 + 1]
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         || out[i*16 + 2] != in[i*16 + 2]
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         || out[i*16 + 3] != in[i*16 + 3]
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         || out[i*16 + 4] != in[i*16 + 4]
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         || out[i*16 + 5] != in[i*16 + 5]
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         || out[i*16 + 6] != in[i*16 + 6]
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         || out[i*16 + 7] != in[i*16 + 7]
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         || out[i*16 + 8] != in[i*16 + 8]
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         || out[i*16 + 9] != in[i*16 + 9]
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         || out[i*16 + 10] != in[i*16 + 10]
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         || out[i*16 + 11] != in[i*16 + 11]
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         || out[i*16 + 12] != in[i*16 + 12]
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         || out[i*16 + 13] != in[i*16 + 13]
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         || out[i*16 + 14] != in[i*16 + 14]
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         || out[i*16 + 15] != in[i*16 + 15])
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        abort ();
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    }
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  /* SLP with unrolling by 8.  */
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  for (i = 0; i < N/4; i++)
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    {
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      out[i*9] = in[i*9];
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      out[i*9 + 1] = in[i*9 + 1];
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      out[i*9 + 2] = in[i*9 + 2];
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      out[i*9 + 3] = in[i*9 + 3];
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      out[i*9 + 4] = in[i*9 + 4];
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      out[i*9 + 5] = in[i*9 + 5];
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      out[i*9 + 6] = in[i*9 + 6];
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      out[i*9 + 7] = in[i*9 + 7];
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      out[i*9 + 8] = in[i*9 + 8];
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    }
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  /* check results:  */
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  for (i = 0; i < N/4; i++)
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    {
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      if (out[i*9] !=  in[i*9]
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         || out[i*9 + 1] != in[i*9 + 1]
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         || out[i*9 + 2] != in[i*9 + 2]
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         || out[i*9 + 3] != in[i*9 + 3]
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         || out[i*9 + 4] != in[i*9 + 4]
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         || out[i*9 + 5] != in[i*9 + 5]
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         || out[i*9 + 6] != in[i*9 + 6]
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         || out[i*9 + 7] != in[i*9 + 7]
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         || out[i*9 + 8] != in[i*9 + 8])
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        abort ();
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    }
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140 
  return 0;
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}
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int main (void)
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{
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  check_vect ();
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  main1 ();
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149 
  return 0;
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}
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152 
/* { dg-final { scan-tree-dump-times "vectorized 4 loops" 1 "vect" } } */
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/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 4 "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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