/* { dg-require-effective-target vect_int } */
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/* { dg-require-effective-target vect_int } */
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#include <stdlib.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <stdarg.h>
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#include "tree-vect.h"
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#include "tree-vect.h"
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#define N 9
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#define N 9
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struct extraction
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struct extraction
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{
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{
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int a[N];
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int a[N];
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int b[N];
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int b[N];
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};
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};
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static int a[N] = {1,2,3,4,5,6,7,8,9};
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static int a[N] = {1,2,3,4,5,6,7,8,9};
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static int b[N] = {2,3,4,5,6,7,8,9,9};
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static int b[N] = {2,3,4,5,6,7,8,9,9};
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volatile int foo;
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volatile int foo;
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__attribute__ ((noinline))
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__attribute__ ((noinline))
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int main1 (int x, int y) {
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int main1 (int x, int y) {
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int i;
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int i;
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struct extraction *p;
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struct extraction *p;
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p = (struct extraction *) malloc (sizeof (struct extraction));
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p = (struct extraction *) malloc (sizeof (struct extraction));
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for (i = 0; i < N; i++)
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for (i = 0; i < N; i++)
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{
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{
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p->a[i] = a[i];
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p->a[i] = a[i];
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if (foo == 135)
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if (foo == 135)
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abort (); /* to avoid vectorization */
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abort (); /* to avoid vectorization */
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}
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}
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/* Not vectorizable: distance 1. */
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/* Not vectorizable: distance 1. */
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for (i = 0; i < N - 1; i++)
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for (i = 0; i < N - 1; i++)
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{
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{
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*((int *)p + x + i + 1) = *((int *)p + x + i);
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*((int *)p + x + i + 1) = *((int *)p + x + i);
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}
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}
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/* check results: */
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/* check results: */
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for (i = 0; i < N; i++)
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for (i = 0; i < N; i++)
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{
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{
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if (p->a[i] != 1)
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if (p->a[i] != 1)
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abort();
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abort();
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}
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}
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return 0;
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return 0;
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}
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}
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int main (void)
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int main (void)
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{
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{
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check_vect ();
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check_vect ();
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foo = 0;
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foo = 0;
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return main1 (0, N);
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return main1 (0, N);
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}
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}
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */
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/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */
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/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 1 "vect" } } */
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/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 1 "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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