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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
/* { dg-require-effective-target vect_int } */
#include <stdarg.h>
#include "tree-vect.h"
#define N 8
unsigned int in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63};
__attribute__ ((noinline)) int
main1 ()
{
int i;
unsigned char out[N*8];
for (i = 0; i < N; i++)
{
out[i*8] = (unsigned char) in[i*8] + 1;
out[i*8 + 1] = (unsigned char) in[i*8 + 1] + 2;
out[i*8 + 2] = (unsigned char) in[i*8 + 2] + 3;
out[i*8 + 3] = (unsigned char) in[i*8 + 3] + 4;
out[i*8 + 4] = (unsigned char) in[i*8 + 4] + 5;
out[i*8 + 5] = (unsigned char) in[i*8 + 5] + 6;
out[i*8 + 6] = (unsigned char) in[i*8 + 6] + 7;
out[i*8 + 7] = (unsigned char) in[i*8 + 7] + 8;
}
/* check results: */
for (i = 0; i < N; i++)
{
if (out[i*8] != (unsigned char) in[i*8] + 1
|| out[i*8 + 1] != (unsigned char) in[i*8 + 1] + 2
|| out[i*8 + 2] != (unsigned char) in[i*8 + 2] + 3
|| out[i*8 + 3] != (unsigned char) in[i*8 + 3] + 4
|| out[i*8 + 4] != (unsigned char) in[i*8 + 4] + 5
|| out[i*8 + 5] != (unsigned char) in[i*8 + 5] + 6
|| out[i*8 + 6] != (unsigned char) in[i*8 + 6] + 7
|| out[i*8 + 7] != (unsigned char) in[i*8 + 7] + 8)
abort ();
}
return 0;
}
int main (void)
{
check_vect ();
main1 ();
return 0;
}
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_pack_trunc } } } */
/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect" { target vect_pack_trunc } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */
|
