1/* Copyright (C) 2005-2014 Free Software Foundation, Inc.
2   Contributed by Richard Henderson <rth@redhat.com>.
3
4   This file is part of the GNU OpenMP Library (libgomp).
5
6   Libgomp is free software; you can redistribute it and/or modify it
7   under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 3, or (at your option)
9   any later version.
10
11   Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
12   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13   FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
14   more details.
15
16   Under Section 7 of GPL version 3, you are granted additional
17   permissions described in the GCC Runtime Library Exception, version
18   3.1, as published by the Free Software Foundation.
19
20   You should have received a copy of the GNU General Public License and
21   a copy of the GCC Runtime Library Exception along with this program;
22   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23   <http://www.gnu.org/licenses/>.  */
24
25#ifndef _OMP_H
26#define _OMP_H 1
27
28#ifndef _LIBGOMP_OMP_LOCK_DEFINED
29#define _LIBGOMP_OMP_LOCK_DEFINED 1
30/* These two structures get edited by the libgomp build process to
31   reflect the shape of the two types.  Their internals are private
32   to the library.  */
33
34typedef struct
35{
36  unsigned char _x[@OMP_LOCK_SIZE@]
37    __attribute__((__aligned__(@OMP_LOCK_ALIGN@)));
38} omp_lock_t;
39
40typedef struct
41{
42  unsigned char _x[@OMP_NEST_LOCK_SIZE@]
43    __attribute__((__aligned__(@OMP_NEST_LOCK_ALIGN@)));
44} omp_nest_lock_t;
45#endif
46
47typedef enum omp_sched_t
48{
49  omp_sched_static = 1,
50  omp_sched_dynamic = 2,
51  omp_sched_guided = 3,
52  omp_sched_auto = 4
53} omp_sched_t;
54
55typedef enum omp_proc_bind_t
56{
57  omp_proc_bind_false = 0,
58  omp_proc_bind_true = 1,
59  omp_proc_bind_master = 2,
60  omp_proc_bind_close = 3,
61  omp_proc_bind_spread = 4
62} omp_proc_bind_t;
63
64#ifdef __cplusplus
65extern "C" {
66# define __GOMP_NOTHROW throw ()
67#else
68# define __GOMP_NOTHROW __attribute__((__nothrow__))
69#endif
70
71extern void omp_set_num_threads (int) __GOMP_NOTHROW;
72extern int omp_get_num_threads (void) __GOMP_NOTHROW;
73extern int omp_get_max_threads (void) __GOMP_NOTHROW;
74extern int omp_get_thread_num (void) __GOMP_NOTHROW;
75extern int omp_get_num_procs (void) __GOMP_NOTHROW;
76
77extern int omp_in_parallel (void) __GOMP_NOTHROW;
78
79extern void omp_set_dynamic (int) __GOMP_NOTHROW;
80extern int omp_get_dynamic (void) __GOMP_NOTHROW;
81
82extern void omp_set_nested (int) __GOMP_NOTHROW;
83extern int omp_get_nested (void) __GOMP_NOTHROW;
84
85extern void omp_init_lock (omp_lock_t *) __GOMP_NOTHROW;
86extern void omp_destroy_lock (omp_lock_t *) __GOMP_NOTHROW;
87extern void omp_set_lock (omp_lock_t *) __GOMP_NOTHROW;
88extern void omp_unset_lock (omp_lock_t *) __GOMP_NOTHROW;
89extern int omp_test_lock (omp_lock_t *) __GOMP_NOTHROW;
90
91extern void omp_init_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
92extern void omp_destroy_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
93extern void omp_set_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
94extern void omp_unset_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
95extern int omp_test_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
96
97extern double omp_get_wtime (void) __GOMP_NOTHROW;
98extern double omp_get_wtick (void) __GOMP_NOTHROW;
99
100extern void omp_set_schedule (omp_sched_t, int) __GOMP_NOTHROW;
101extern void omp_get_schedule (omp_sched_t *, int *) __GOMP_NOTHROW;
102extern int omp_get_thread_limit (void) __GOMP_NOTHROW;
103extern void omp_set_max_active_levels (int) __GOMP_NOTHROW;
104extern int omp_get_max_active_levels (void) __GOMP_NOTHROW;
105extern int omp_get_level (void) __GOMP_NOTHROW;
106extern int omp_get_ancestor_thread_num (int) __GOMP_NOTHROW;
107extern int omp_get_team_size (int) __GOMP_NOTHROW;
108extern int omp_get_active_level (void) __GOMP_NOTHROW;
109
110extern int omp_in_final (void) __GOMP_NOTHROW;
111
112extern int omp_get_cancellation (void) __GOMP_NOTHROW;
113extern omp_proc_bind_t omp_get_proc_bind (void) __GOMP_NOTHROW;
114
115extern void omp_set_default_device (int) __GOMP_NOTHROW;
116extern int omp_get_default_device (void) __GOMP_NOTHROW;
117extern int omp_get_num_devices (void) __GOMP_NOTHROW;
118extern int omp_get_num_teams (void) __GOMP_NOTHROW;
119extern int omp_get_team_num (void) __GOMP_NOTHROW;
120
121extern int omp_is_initial_device (void) __GOMP_NOTHROW;
122
123#ifdef __cplusplus
124}
125#endif
126
127#endif /* _OMP_H */
128