Viewing file:  vect-62.c (1.36 KB) -rw-r--r--
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/* { dg-require-effective-target vect_int } */
#include <stdarg.h>
#include "tree-vect.h"
#define N 16
__attribute__ ((noinline))
int main1 ()
{
int i, j;
int ib[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
int ia[N][4][N+8];
/* Multidimensional array. Aligned. The "inner" dimensions
are invariant in the inner loop. Store. */
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
{
ia[i][1][j+8] = ib[i];
}
}
/* check results: */
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
{
if (ia[i][1][j+8] != ib[i])
abort();
}
}
/* Multidimensional array. Aligned. The "inner" dimensions
are invariant in the inner loop. The outer loop is
vectorizable after invariant/store motion. */
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
{
ia[i][1][8] = ib[i];
}
}
/* check results: */
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
{
if (ia[i][1][8] != ib[i])
abort();
}
}
return 0;
}
int main (void)
{
check_vect ();
return main1 ();
}
/* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { xfail { ! vect_align_stack_vars } } } } */
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