blob: abe07cae79ba4fa0ea92bdca40b378ed5ed67d40 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
/* { dg-do run { target vect_cmdline_needed } } */
/* { dg-options "-O2 -ftree-vectorize -ftree-vectorizer-verbose=4 -fdump-tree-vect-stats" } */
/* { dg-options "-O2 -ftree-vectorize -ftree-vectorizer-verbose=4 -fdump-tree-vect-stats -mno-sse" { target { i?86-*-* x86_64-*-* } } } */
#include <stdlib.h>
#define N 128
#define OFF 3
/* unaligned store. */
int main_1 (int off)
{
int i;
char ia[N+OFF];
for (i = 0; i < N; i++)
{
ia[i+off] = 5;
}
/* check results: */
for (i = 0; i < N; i++)
{
if (ia[i+off] != 5)
abort ();
}
return 0;
}
static volatile int off = 1;
int main (void)
{
return main_1 (off);
}
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { ! avr-*-* } } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { target { ! avr-*-* } } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { target { ! avr-*-* } } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
|
