OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-91.c] - Rev 154

Go to most recent revision | Compare with Previous | Blame | View Log

/* { dg-do compile } */
/* { dg-require-effective-target vect_int } */
 
#include <stdarg.h>
#include "tree-vect.h"
 
#define N 256
 
extern int a[N];
 
/* The alignment of 'pa' is unknown. 
   Yet we do know that both the read access and write access have 
   the same alignment. Peeling to align one of the accesses will 
   align the other.  */
 
int
main1 (int * pa)
{
  int i;
 
  for (i = 0; i < N; i++)
    {
      pa[i] = pa[i] + 1;
    }
 
  return 0;
}
 
/* The alignment of 'a' is unknown. 
   Yet we do know that both the read access and write access have 
   the same alignment. Peeling to align one of the accesses will 
   align the other.  */
 
int
main2 ()
{
  int i;
 
  for (i = 0; i < N; i++)
    {
      a[i] = a[i] + 1;
    }
 
  return 0;
}
 
int 
main3 ()
{
  int i;
 
  for (i = 0; i < N; i++)
    {
      a[i] = a[i+20];
    }
 
  return 0;
}
 
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 3 "vect" { xfail vect_no_int_add } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
/* { dg-final { scan-tree-dump-times "accesses have the same alignment." 3 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 3 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
 

Go to most recent revision | Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.