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