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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-105.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 <stdlib.h>
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#include <stdarg.h>
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#include "tree-vect.h"
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#define N 4
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struct extraction
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{
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  int a[N][N];
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  int b[N][N];
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};
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static int a[N][N] = {{1,2,3,11},{4,5,6,12},{7,8,9,13},{34,45,67,83}};
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static int b[N][N] = {{17,28,15,23},{0,2,3,24},{4,31,82,25},{29,31,432,256}};
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static int c[N][N] = {{1,2,3,11},{4,9,13,34},{45,67,83,13},{34,45,67,83}};
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volatile int y;
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__attribute__ ((noinline))
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int main1 (int x) {
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  int i,j;
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  struct extraction *p;
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  p = (struct extraction *) malloc (sizeof (struct extraction));
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  for (i = 0; i < N; i++)
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   {
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    for (j = 0; j < N; j++)
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     {
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       p->a[i][j] = a[i][j];
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       p->b[i][j] = b[i][j];
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       /* Because Y is volatile, the compiler cannot move this check out
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          of the loop.  */
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       if (y)
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         abort (); /* to avoid vectorization  */
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     }
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   }
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  /* Vectorizable: distance > number of iterations.  */
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  for (i = 1; i < N; i++)
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  {
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    for (j = 0; j < N; j++)
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    {
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       *((int *)p + x + i + j) = *((int *)p + x + i + j + 5);
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    }
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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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    for (j = 0; j < N; j++)
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     {
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       if (p->a[i][j] != c[i][j])
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         abort();
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     }
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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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  return main1 (N);
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}
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
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/*  { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 2 "vect" { target vect_no_align } } } */
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/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 0 "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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