1 /* { dg-require-effective-target vect_int } */
2
3 #include <stdarg.h>
4 #include "tree-vect.h"
5
6 #define N 16
7
8 unsigned int out[N];
9 unsigned int in[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
10
11 __attribute__ ((noinline)) int
main1(unsigned int x,unsigned int y)12 main1 (unsigned int x, unsigned int y)
13 {
14 int i;
15 unsigned int *pin = &in[0];
16 unsigned int *pout = &out[1];
17 unsigned int a0, a1, a2, a3;
18
19 /* Misaligned store. */
20 a0 = *pin++ + 23;
21 a1 = *pin++ + 142;
22 a2 = *pin++ + 2;
23 a3 = *pin++ + 31;
24
25 *pout++ = a0 * x;
26 *pout++ = a1 * y;
27 *pout++ = a2 * x;
28 *pout++ = a3 * y;
29
30 if (x)
31 __asm__ volatile ("" : : : "memory");
32
33 /* Check results. */
34 if (out[1] != (in[0] + 23) * x
35 || out[2] != (in[1] + 142) * y
36 || out[3] != (in[2] + 2) * x
37 || out[4] != (in[3] + 31) * y)
38 abort();
39
40 return 0;
41 }
42
main(void)43 int main (void)
44 {
45 check_vect ();
46
47 main1 (2, 3);
48
49 return 0;
50 }
51
52 /* { dg-final { scan-tree-dump "unsupported unaligned access" "slp2" { target { ! vect_element_align } } } } */
53 /* { dg-final { scan-tree-dump-times "optimized: basic block" 1 "slp2" { target vect_element_align } } } */
54
55