view gcc/testsuite/gcc.dg/vect/no-section-anchors-vect-36.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 84e7813d76e9
children
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line source

/* { dg-require-effective-target vect_int } */
/* { dg-add-options bind_pic_locally } */

#include <stdarg.h>
#include "tree-vect.h"

#if VECTOR_BITS > 128
#define N (VECTOR_BITS * 2 / 8)
#else
#define N 32
#endif
 
struct {
  char ca[N];
  char cb[N];
} s;

__attribute__ ((noinline))
int main1 ()
{  
  int i;

  for (i = 0; i < N; i++)
    {
      s.cb[i] = 3*i;
      __asm__ volatile ("");
    }

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

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

  return 0;
}

int main (void)
{ 
  check_vect ();
  
  return main1 ();
} 

/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */