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8d2c0a59 | 1 | /* elision-conf.h: Lock elision tunable parameters. |
bfff8b1b | 2 | Copyright (C) 2015-2017 Free Software Foundation, Inc. |
8d2c0a59 AZ |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library 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 GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef _ELISION_CONF_H | |
20 | #define _ELISION_CONF_H 1 | |
21 | ||
22 | #include <pthread.h> | |
23 | #include <time.h> | |
24 | ||
25 | /* Should make sure there is no false sharing on this. */ | |
26 | struct elision_config | |
27 | { | |
28 | int skip_lock_busy; | |
29 | int skip_lock_internal_abort; | |
30 | int skip_lock_out_of_tbegin_retries; | |
31 | int try_tbegin; | |
32 | int skip_trylock_internal_abort; | |
33 | } __attribute__ ((__aligned__ (128))); | |
34 | ||
35 | extern struct elision_config __elision_aconf attribute_hidden; | |
36 | ||
37 | extern int __pthread_force_elision attribute_hidden; | |
38 | ||
39 | /* Tell the test suite to test elision for this architecture. */ | |
40 | #define HAVE_ELISION 1 | |
41 | ||
42 | #endif |