Subversion Repositories openrisc

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

#include <stdarg.h>

#include "tree-vect.h"

#define N 128

typedef struct {

   unsigned char a;

   unsigned char b;

   unsigned char c;

   unsigned char d;

   unsigned char e;

   unsigned char f;

   unsigned char g;

   unsigned char h;

} s;

s check_res[N];

__attribute__ ((noinline)) int

main1 (s *arr)

{

  int i;

  s *ptr = arr;

  s res[N];

  unsigned char x;

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

    {

      res[i].c = ptr->b + ptr->c;

      x = ptr->c + ptr->f;

      res[i].a = x + ptr->b;

      res[i].d = ptr->b + ptr->c;

      res[i].b = ptr->c;

      res[i].f = ptr->f + ptr->e;

      res[i].e = ptr->b + ptr->e;

      res[i].h = ptr->c;

      res[i].g = ptr->b + ptr->c;

      ptr++;

    }

  /* check results:  */

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

    {

      if (res[i].a != check_res[i].a

          || res[i].b != check_res[i].b

          || res[i].c != check_res[i].c

          || res[i].d != check_res[i].d

          || res[i].e != check_res[i].e

          || res[i].f != check_res[i].f

          || res[i].g != check_res[i].g

          || res[i].h != check_res[i].h)

          abort ();

   }

  ptr = arr;

  /* Not vectorizable: gap in store.  */

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

    {

      res[i].a = ptr->b;

      res[i].b = ptr->c;

      ptr++;

    }

  /* Check results.  */

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

    {

      if (res[i].a != arr[i].b

          || res[i].b != arr[i].c)

          abort ();

    }

}

int main (void)

{

  int i;

  s arr[N];

  unsigned char x;

  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;

      arr[i].e = i * 3 + 5;

      arr[i].f = i * 5;

      arr[i].g = i - 3;

      arr[i].h = 56;

      check_res[i].c = arr[i].b + arr[i].c;

      x = arr[i].c + arr[i].f;

      check_res[i].a = x + arr[i].b;

      check_res[i].d = arr[i].b + arr[i].c;

      check_res[i].b = arr[i].c;

      check_res[i].f = arr[i].f + arr[i].e;

      check_res[i].e = arr[i].b + arr[i].e;

      check_res[i].h = arr[i].c;

      check_res[i].g = arr[i].b + arr[i].c;

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

         abort ();

    }

  main1 (arr);

  return 0;

}

/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided8 } } } */

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