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1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
8acc9f48 | 3 | Copyright 2012-2013 Free Software Foundation, Inc. |
c03e6ccc YQ |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #include <pthread.h> | |
19 | ||
20 | #ifdef SYMBOL_PREFIX | |
21 | #define SYMBOL(str) SYMBOL_PREFIX #str | |
22 | #else | |
23 | #define SYMBOL(str) #str | |
24 | #endif | |
25 | /* Called from asm. */ | |
26 | static void __attribute__((used)) | |
27 | func (void) | |
28 | {} | |
29 | ||
30 | static void * | |
31 | thread_function(void *arg) | |
32 | { | |
33 | /* `set_point1' is the label at which to set a fast tracepoint. The | |
34 | insn at the label must be large enough to fit a fast tracepoint | |
35 | jump. */ | |
36 | asm (" .global " SYMBOL(set_point1) "\n" | |
37 | SYMBOL(set_point1) ":\n" | |
38 | #if (defined __x86_64__ || defined __i386__) | |
39 | " call " SYMBOL(func) "\n" | |
40 | #endif | |
41 | ); | |
42 | } | |
43 | ||
44 | static void | |
45 | end (void) | |
46 | {} | |
47 | ||
48 | int | |
49 | main (int argc, char *argv[], char *envp[]) | |
50 | { | |
51 | pthread_t threads[2]; | |
52 | int i; | |
53 | ||
54 | for (i = 0; i < 2; i++) | |
55 | pthread_create (&threads[i], NULL, thread_function, NULL); | |
56 | ||
57 | for (i = 0; i < 2; i++) | |
58 | pthread_join (threads[i], NULL); | |
59 | ||
60 | end (); | |
61 | ||
62 | return 0; | |
63 | } |