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" } } */