Subversion Repositories openrisc_me

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

#include <stdarg.h>

#include <stdio.h>

#include "tree-vect.h"

#define N 32 

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;

__attribute__ ((noinline)) int

main1 (s *arr)

{

  int i;

  s *ptr = arr;

  s res[N];

  unsigned char u, t, s, x, y, z, w;

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

    {

      u = ptr->b - ptr->a;

      t = ptr->d - ptr->c;

      res[i].c = u + t;

      s =  ptr->a + ptr->g;

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

      res[i].a = s + x;

      res[i].d = u + t;

      s = ptr->h - ptr->a;

      x = ptr->d - ptr->c;

      res[i].b = s + x;

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

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

      res[i].h = ptr->d - ptr->g;

      res[i].g = u + t;

      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].g + 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].h - arr[i].a + arr[i].d - arr[i].c

          || res[i].f != arr[i].f + arr[i].h

          || res[i].e != arr[i].b + arr[i].e

          || res[i].h != arr[i].d - arr[i].g

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

       )

          abort();

   }

}

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;

      arr[i].e = i;

      arr[i].f = i + 5;

      arr[i].g = i + 3;

      arr[i].h = 67;

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

         abort();

    }

  main1 (arr);

  return 0;

}

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

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