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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-perm-2.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 M00 100
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#define M10 216
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#define M01 1322
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#define M11 13
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#define M02 74
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#define M12 191
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#define N 16
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void foo (unsigned int *__restrict__ pInput, unsigned int *__restrict__ pOutput)
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{
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  unsigned int i, a, b;
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  for (i = 0; i < N / 2; i++)
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    {
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       a = *pInput++;
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       b = *pInput++;
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       *pOutput++ = M00 * a + M01 * b;
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       *pOutput++ = M10 * a + M11 * b;
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    }
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}
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int main (int argc, const char* argv[])
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{
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  unsigned int input[N], output[N], i;
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  unsigned int check_results[N] = {1322, 13, 4166, 471, 7010, 929, 9854, 1387, 12698, 1845, 15542, 2303, 18386, 2761, 21230, 3219};
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  check_vect ();
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  for (i = 0; i < N; i++)
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    {
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      input[i] = i%256;
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      if (input[i] > 200)
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        abort();
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      output[i] = 0;
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    }
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  foo (input, output);
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  for (i = 0; i < N; i++)
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    if (output[i] != check_results[i])
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      abort ();
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  return 0;
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}
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  { target vect_perm } } } */
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/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect" { target vect_perm } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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