Subversion Repositories openrisc_2011-10-31

/* { dg-require-effective-target vect_int } */
 
#include <stdarg.h>
#include "tree-vect.h"
 
short Kernshort[24] __attribute__ ((__aligned__(16)));
static void VecBug(short Kernel[8][24]) __attribute__((noinline));
static void VecBug2(short Kernel[8][24]) __attribute__((noinline));
 
/* Not vectorizable: Kernel may alias Kernshort - a global array.  */
static void VecBug(short Kernel[8][24])
{
  int k,i;
    for (k = 0; k<8; k++)
        for (i = 0; i<24; i++)
            Kernshort[i] = Kernel[k][i];
}
 
/* Vectorizable: Kernshort2 is local.  */
static void VecBug2(short Kernel[8][24])
{
  int k,i;
  short Kernshort2[24] __attribute__ ((__aligned__(16)));
    for (k = 0; k<8; k++)
        for (i = 0; i<24; i++)
            Kernshort2[i] = Kernel[k][i];
 
    for (k = 0; k<8; k++)
        for (i = 0; i<24; i++)
            if (Kernshort2[i] != Kernel[k][i])
                abort ();
}
 
int main (int argc, char **argv)
{
    check_vect ();
 
    short Kernel[8][24] __attribute__ ((__aligned__(16)));
    int k,i;
 
    for (k = 0; k<8; k++)
        for (i = 0; i<24; i++)
            Kernel[k][i] = 0;
 
    VecBug(Kernel);
    VecBug2(Kernel);
 
    return 0;
}
 
 
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" { xfail vect_no_align} } } */
/* { dg-final { cleanup-tree-dump "vect" } } */