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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-22.c] - Blame information for rev 298

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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 128
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int
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main1 (unsigned short a0, unsigned short a1, unsigned short a2,
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       unsigned short a3, unsigned short a4, unsigned short a5,
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       unsigned short a6, unsigned short a7, unsigned short a8)
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{
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  int i;
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  unsigned short out[N*8], out2[N*8], out3[N*8], b0, b1, b2, b3, b4, b5, b6, b7, b8;
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  for (i = 0; i < N; i++)
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    {
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      b0 = a0 + 8;
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      b1 = a1 + 7;
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      b2 = a2 + 6;
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      b3 = a3 + 5;
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      b4 = a4 + 4;
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      b5 = a5 + 3;
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      out[i*4] = b0;
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      out[i*4 + 1] = b1;
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      out[i*4 + 2] = b2;
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      out[i*4 + 3] = b3;
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      out2[i*4] = b0;
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      out2[i*4 + 1] = b1;
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      out2[i*4 + 2] = b4;
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      out2[i*4 + 3] = b5;
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      out3[i*4] = b2;
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      out3[i*4 + 1] = b1;
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      out3[i*4 + 2] = b4;
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      out3[i*4 + 3] = b5;
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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*4] != b0
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         || out[i*4 + 1] != b1
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         || out[i*4 + 2] != b2
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         || out[i*4 + 3] != b3)
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        abort ();
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      if (out2[i*4] != b0
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         || out2[i*4 + 1] != b1
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         || out2[i*4 + 2] != b4
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         || out2[i*4 + 3] != b5)
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        abort ();
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      if (out3[i*4] != b2
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         || out3[i*4 + 1] != b1
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         || out3[i*4 + 2] != b4
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         || out3[i*4 + 3] != b5)
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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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      b0 = a0 + 8;
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      b1 = a1 + 7;
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      b2 = a2 + 6;
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      b3 = a3 + 5;
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      b4 = a4 + 4;
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      b5 = a5 + 3;
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      b6 = a6 + 2;
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      b7 = a7 + 1;
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      b8 = a8 + 9;
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      out[i*4] = b0;
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      out[i*4 + 1] = b1;
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      out[i*4 + 2] = b2;
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      out[i*4 + 3] = b3;
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      out2[i*8] = b0;
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      out2[i*8 + 1] = b1;
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      out2[i*8 + 2] = b4;
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      out2[i*8 + 3] = b5;
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      out2[i*8 + 4] = b6;
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      out2[i*8 + 5] = b2;
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      out2[i*8 + 6] = b7;
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      out2[i*8 + 7] = b8;
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      out3[2*i + 1] = a0;
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      out3[2*i] = b8;
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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*4] != b0
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         || out[i*4 + 1] != b1
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         || out[i*4 + 2] != b2
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         || out[i*4 + 3] != b3)
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        abort ();
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      if (out2[i*8] != b0
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         || out2[i*8 + 1] != b1
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         || out2[i*8 + 2] != b4
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         || out2[i*8 + 3] != b5
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         || out2[i*8 + 4] != b6
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         || out2[i*8 + 5] != b2
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         || out2[i*8 + 6] != b7
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         || out2[i*8 + 7] != b8)
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        abort ();
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      if (out3[2*i] != b8
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          || out3[2*i+1] != a0)
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        abort();
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    }
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  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 (8,7,6,5,4,3,2,1,0);
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  return 0;
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}
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/* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect"  } } */
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/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 6 "vect"  } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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