libgomp/omp.h.in

   1 /* Copyright (C) 2005, 2007, 2008, 2009 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
  34 typedef struct
  35 {
  36   unsigned char _x[@OMP_LOCK_SIZE@]
  37     __attribute__((__aligned__(@OMP_LOCK_ALIGN@)));
  38 } omp_lock_t;
  39
  40 typedef 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
  47 typedef 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
  55 #ifdef __cplusplus
  56 extern "C" {
  57 # define __GOMP_NOTHROW throw ()
  58 #else
  59 # define __GOMP_NOTHROW __attribute__((__nothrow__))
  60 #endif
  61
  62 extern void omp_set_num_threads (int) __GOMP_NOTHROW;
  63 extern int omp_get_num_threads (void) __GOMP_NOTHROW;
  64 extern int omp_get_max_threads (void) __GOMP_NOTHROW;
  65 extern int omp_get_thread_num (void) __GOMP_NOTHROW;
  66 extern int omp_get_num_procs (void) __GOMP_NOTHROW;
  67
  68 extern int omp_in_parallel (void) __GOMP_NOTHROW;
  69
  70 extern void omp_set_dynamic (int) __GOMP_NOTHROW;
  71 extern int omp_get_dynamic (void) __GOMP_NOTHROW;
  72
  73 extern void omp_set_nested (int) __GOMP_NOTHROW;
  74 extern int omp_get_nested (void) __GOMP_NOTHROW;
  75
  76 extern void omp_init_lock (omp_lock_t *) __GOMP_NOTHROW;
  77 extern void omp_destroy_lock (omp_lock_t *) __GOMP_NOTHROW;
  78 extern void omp_set_lock (omp_lock_t *) __GOMP_NOTHROW;
  79 extern void omp_unset_lock (omp_lock_t *) __GOMP_NOTHROW;
  80 extern int omp_test_lock (omp_lock_t *) __GOMP_NOTHROW;
  81
  82 extern void omp_init_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
  83 extern void omp_destroy_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
  84 extern void omp_set_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
  85 extern void omp_unset_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
  86 extern int omp_test_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
  87
  88 extern double omp_get_wtime (void) __GOMP_NOTHROW;
  89 extern double omp_get_wtick (void) __GOMP_NOTHROW;
  90
  91 void omp_set_schedule (omp_sched_t, int) __GOMP_NOTHROW;
  92 void omp_get_schedule (omp_sched_t *, int *) __GOMP_NOTHROW;
  93 int omp_get_thread_limit (void) __GOMP_NOTHROW;
  94 void omp_set_max_active_levels (int) __GOMP_NOTHROW;
  95 int omp_get_max_active_levels (void) __GOMP_NOTHROW;
  96 int omp_get_level (void) __GOMP_NOTHROW;
  97 int omp_get_ancestor_thread_num (int) __GOMP_NOTHROW;
  98 int omp_get_team_size (int) __GOMP_NOTHROW;
  99 int omp_get_active_level (void) __GOMP_NOTHROW;
 100
 101 #ifdef __cplusplus
 102 }
 103 #endif
 104
 105 #endif /* OMP_H */