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
81
82
83
84
85
86
87
88
|
/* This testcase is part of GDB, the GNU debugger.
Copyright 2013-2020 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
struct s
{
unsigned char a;
unsigned char b;
unsigned char c;
};
struct t
{
/* First, a complete byte. */
unsigned char a;
/* Next, 8 single bits. */
unsigned char b : 1;
unsigned char c : 1;
unsigned char d : 1;
unsigned char e : 1;
unsigned char f : 1;
unsigned char g : 1;
unsigned char h : 1;
unsigned char i : 1;
/* Now another byte. */
unsigned char j;
};
void
end (void)
{
/* Nothing. */
}
void
dummy (void)
{
/* Nothing. */
}
int
foo (struct s x, struct s y, struct s z)
{
asm (".global foo_start_lbl\nfoo_start_lbl:");
dummy ();
asm (".global foo_end_lbl\nfoo_end_lbl:");
return 0;
}
int
bar (struct t x, struct t y, struct t z)
{
asm (".global bar_start_lbl\nbar_start_lbl:");
dummy ();
asm (".global bar_end_lbl\nbar_end_lbl:");
return 0;
}
int
main (void)
{
struct s v = { 0, 1, 2 };
struct t w = { 5, 0, 1, 0, 1, 0, 1, 0, 1, 7 };
int ans;
ans = foo (v, v, v);
end ();
ans = bar (w, w, w);
end ();
return ans;
}
|
