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
64
65
66
67
68
69
|
/* { dg-require-effective-target vect_int } */
#include <stdarg.h>
#include "tree-vect.h"
#define N 16
int b[N];
unsigned int out[N];
unsigned int in[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
__attribute__ ((noinline)) int
main1 (unsigned int x, unsigned int y)
{
int i;
unsigned int a0, a1, a2, a3;
if (x > y)
x = x + y;
else
y = x;
/* Two SLP instances in the basic block. */
a0 = in[0] + 23;
a1 = in[1] + 142;
a2 = in[2] + 2;
a3 = in[3] + 31;
b[0] = -a0;
b[1] = -a1;
b[2] = -a2;
b[3] = -a3;
out[0] = a0 * x;
out[1] = a1 * y;
out[2] = a2 * x;
out[3] = a3 * y;
if (x)
__asm__ volatile ("" : : : "memory");
/* Check results. */
if (out[0] != (in[0] + 23) * x
|| out[1] != (in[1] + 142) * y
|| out[2] != (in[2] + 2) * x
|| out[3] != (in[3] + 31) * y
|| b[0] != -(in[0] + 23)
|| b[1] != -(in[1] + 142)
|| b[2] != -(in[2] + 2)
|| b[3] != -(in[3] + 31))
abort();
return 0;
}
int main (void)
{
check_vect ();
main1 (2, 3);
return 0;
}
/* { dg-final { scan-tree-dump-times "basic block vectorized using SLP" 1 "slp" { target vect_int_mult } } } */
/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "slp" { target vect_int_mult } } } */
/* { dg-final { cleanup-tree-dump "slp" } } */
|
