Subversion Repositories openrisc

/* { dg-require-effective-target vect_int } */

#include <stdarg.h>

#include "tree-vect.h"

#define N 128 

typedef struct {

   unsigned short a;

   unsigned short b;

   unsigned short c;

   unsigned short d;

} s;

__attribute__ ((noinline)) int

main1 (s *arr)

{

  int i;

  s *ptr = arr;

  s res[N];

  unsigned short x, y, z, w;

  for (i = 0; i < N; i++)

    {

      x = ptr->b - ptr->a;

      y = ptr->d - ptr->c;

      res[i].c = x + y;

      z =  ptr->a + ptr->c;

      w = ptr->b + ptr->d;

      res[i].a = z + w;

      res[i].d = x + y;

      res[i].b = x + y;

      ptr++;

    }

  /* check results:  */

  for (i = 0; i < N; i++)

    {

      if (res[i].c != arr[i].b - arr[i].a + arr[i].d - arr[i].c

          || res[i].a != arr[i].a + arr[i].c + arr[i].b + arr[i].d

          || res[i].d != arr[i].b - arr[i].a + arr[i].d - arr[i].c

          || res[i].b != arr[i].b - arr[i].a + arr[i].d - arr[i].c)

        abort ();

    }

  return 0;

}

int main (void)

{

  int i;

  s arr[N];

  check_vect ();

  for (i = 0; i < N; i++)

    {

      arr[i].a = i;

      arr[i].b = i * 2;

      arr[i].c = 17;

      arr[i].d = i+34;

      if (arr[i].a == 178)

         abort();

    }

  main1 (arr);

  return 0;

}

/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  { target vect_strided4 } } } */

/* { dg-final { cleanup-tree-dump "vect" } } */