vect-20.c

来自「linux下编程用 编译软件」· C语言 代码 · 共 101 行

/* { dg-require-effective-target vect_int } */
  
#include <stdarg.h>
#include "tree-vect.h"

#define N 64

int
main1 ()
{
  int i;
  int ia[N];
  int ib[N]= 
    {1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0};

  signed char ca[N];
  signed char cb[N] =
    {1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0};

  short sa[N];
  short sb[N] =
    {1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0,
     1,1,0,0,1,0,1,0};


  /* Check ints.  */

  for (i = 0; i < N; i++)
    {
      ia[i] = ~ib[i];
    }

  /* check results:  */
  for (i = 0; i <N; i++)
    {
      if (ia[i] != ~ib[i])
        abort ();
    }

  /* Check chars.  */

  for (i = 0; i < N; i++)
    {
      ca[i] = ~cb[i];
    }

  /* check results:  */
  for (i = 0; i <N; i++)
    {
      if (ca[i] != ~cb[i])
        abort ();
    }

  /* Check shorts.  */

  for (i = 0; i < N; i++)
    {
      sa[i] = ~sb[i];
    }

  /* check results:  */
  for (i = 0; i <N; i++)
    {
      if (sa[i] != ~sb[i])
        abort ();
    }

  return 0;
}

int main (void)
{
  check_vect ();

  return main1 ();
}

/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" { xfail vect_no_bitwise } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */