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
70
71
72
73
74
75
76
77
78
79
80
|
/* PR tree-optimization/94800 */
/* { dg-do compile { target { ilp32 || lp64 } } } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
/* { dg-final { scan-tree-dump-times " \* 72340172838076673" 2 "optimized" } } */
/* { dg-final { scan-tree-dump-times " \* 16843009" 2 "optimized" } } */
/* { dg-final { scan-tree-dump-times " \* 289360691352306692" 2 "optimized" } } */
/* { dg-final { scan-tree-dump-times " \* 1229782938247303441" 2 "optimized" } } */
/* { dg-final { scan-tree-dump-not "<<" "optimized" } } */
unsigned long long int
foo (unsigned long long int x)
{
unsigned long long int a = x + (x << 8);
unsigned long long int b = a + (a << 16);
unsigned long long int c = b + (b << 32);
return c;
}
unsigned int
bar (unsigned int x)
{
unsigned int a = x + (x << 8);
unsigned int b = a + (a << 16);
return b;
}
unsigned long long int
baz (unsigned long long int x)
{
unsigned long long int a = (x << 2) + (x << 10);
unsigned long long int b = a + (a << 16);
unsigned long long int c = b + (b << 32);
return c;
}
unsigned long long int
qux (unsigned long long int x)
{
unsigned long long int a = x + (x << 4);
unsigned long long int b = a + (a << 8);
unsigned long long int c = b + (b << 16);
unsigned long long int d = c + (c << 32);
return d;
}
long long int
quux (long long int x)
{
long long int a = x + (x << 8);
long long int b = a + (a << 16);
long long int c = b + (b << 32);
return c;
}
int
corge (int x)
{
int a = x + (x << 8);
int b = a + (a << 16);
return b;
}
long long int
garply (long long int x)
{
long long int a = (x << 2) + (x << 10);
long long int b = a + (a << 16);
long long int c = b + (b << 32);
return c;
}
long long int
waldo (long long int x)
{
long long int a = x + (x << 4);
long long int b = a + (a << 8);
long long int c = b + (b << 16);
long long int d = c + (c << 32);
return d;
}
|
