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1 /* Copyright (C) 2005-2018 Free Software Foundation, Inc.
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2 Contributed by Richard Henderson <rth@redhat.com>.
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3
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111
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4 This file is part of the GNU Offloading and Multi Processing Library
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5 (libgomp).
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6
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7 Libgomp is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
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13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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14 FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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15 more details.
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16
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17 Under Section 7 of GPL version 3, you are granted additional
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18 permissions described in the GCC Runtime Library Exception, version
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19 3.1, as published by the Free Software Foundation.
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20
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21 You should have received a copy of the GNU General Public License and
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22 a copy of the GCC Runtime Library Exception along with this program;
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23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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24 <http://www.gnu.org/licenses/>. */
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25
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111
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26 #ifndef _OMP_H
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27 #define _OMP_H 1
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28
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29 #ifndef _LIBGOMP_OMP_LOCK_DEFINED
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30 #define _LIBGOMP_OMP_LOCK_DEFINED 1
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31 /* These two structures get edited by the libgomp build process to
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32 reflect the shape of the two types. Their internals are private
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33 to the library. */
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34
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35 typedef struct
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36 {
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37 unsigned char _x[@OMP_LOCK_SIZE@]
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38 __attribute__((__aligned__(@OMP_LOCK_ALIGN@)));
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39 } omp_lock_t;
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40
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41 typedef struct
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42 {
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43 unsigned char _x[@OMP_NEST_LOCK_SIZE@]
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44 __attribute__((__aligned__(@OMP_NEST_LOCK_ALIGN@)));
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45 } omp_nest_lock_t;
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46 #endif
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47
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48 typedef enum omp_sched_t
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49 {
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50 omp_sched_static = 1,
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51 omp_sched_dynamic = 2,
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52 omp_sched_guided = 3,
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53 omp_sched_auto = 4
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54 } omp_sched_t;
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55
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56 typedef enum omp_proc_bind_t
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57 {
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58 omp_proc_bind_false = 0,
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59 omp_proc_bind_true = 1,
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60 omp_proc_bind_master = 2,
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61 omp_proc_bind_close = 3,
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62 omp_proc_bind_spread = 4
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63 } omp_proc_bind_t;
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64
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65 typedef enum omp_lock_hint_t
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66 {
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67 omp_lock_hint_none = 0,
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68 omp_lock_hint_uncontended = 1,
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69 omp_lock_hint_contended = 2,
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70 omp_lock_hint_nonspeculative = 4,
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71 omp_lock_hint_speculative = 8,
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72 } omp_lock_hint_t;
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73
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74 #ifdef __cplusplus
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75 extern "C" {
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76 # define __GOMP_NOTHROW throw ()
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77 #else
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78 # define __GOMP_NOTHROW __attribute__((__nothrow__))
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79 #endif
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80
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81 extern void omp_set_num_threads (int) __GOMP_NOTHROW;
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82 extern int omp_get_num_threads (void) __GOMP_NOTHROW;
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83 extern int omp_get_max_threads (void) __GOMP_NOTHROW;
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84 extern int omp_get_thread_num (void) __GOMP_NOTHROW;
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85 extern int omp_get_num_procs (void) __GOMP_NOTHROW;
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86
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87 extern int omp_in_parallel (void) __GOMP_NOTHROW;
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88
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89 extern void omp_set_dynamic (int) __GOMP_NOTHROW;
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90 extern int omp_get_dynamic (void) __GOMP_NOTHROW;
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91
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92 extern void omp_set_nested (int) __GOMP_NOTHROW;
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93 extern int omp_get_nested (void) __GOMP_NOTHROW;
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94
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95 extern void omp_init_lock (omp_lock_t *) __GOMP_NOTHROW;
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96 extern void omp_init_lock_with_hint (omp_lock_t *, omp_lock_hint_t)
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97 __GOMP_NOTHROW;
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98 extern void omp_destroy_lock (omp_lock_t *) __GOMP_NOTHROW;
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99 extern void omp_set_lock (omp_lock_t *) __GOMP_NOTHROW;
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100 extern void omp_unset_lock (omp_lock_t *) __GOMP_NOTHROW;
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101 extern int omp_test_lock (omp_lock_t *) __GOMP_NOTHROW;
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102
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103 extern void omp_init_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
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104 extern void omp_init_nest_lock_with_hint (omp_nest_lock_t *, omp_lock_hint_t)
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105 __GOMP_NOTHROW;
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106 extern void omp_destroy_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
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107 extern void omp_set_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
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108 extern void omp_unset_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
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109 extern int omp_test_nest_lock (omp_nest_lock_t *) __GOMP_NOTHROW;
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110
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111 extern double omp_get_wtime (void) __GOMP_NOTHROW;
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112 extern double omp_get_wtick (void) __GOMP_NOTHROW;
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113
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114 extern void omp_set_schedule (omp_sched_t, int) __GOMP_NOTHROW;
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115 extern void omp_get_schedule (omp_sched_t *, int *) __GOMP_NOTHROW;
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116 extern int omp_get_thread_limit (void) __GOMP_NOTHROW;
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117 extern void omp_set_max_active_levels (int) __GOMP_NOTHROW;
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118 extern int omp_get_max_active_levels (void) __GOMP_NOTHROW;
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119 extern int omp_get_level (void) __GOMP_NOTHROW;
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120 extern int omp_get_ancestor_thread_num (int) __GOMP_NOTHROW;
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121 extern int omp_get_team_size (int) __GOMP_NOTHROW;
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122 extern int omp_get_active_level (void) __GOMP_NOTHROW;
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123
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124 extern int omp_in_final (void) __GOMP_NOTHROW;
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125
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126 extern int omp_get_cancellation (void) __GOMP_NOTHROW;
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127 extern omp_proc_bind_t omp_get_proc_bind (void) __GOMP_NOTHROW;
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128 extern int omp_get_num_places (void) __GOMP_NOTHROW;
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129 extern int omp_get_place_num_procs (int) __GOMP_NOTHROW;
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130 extern void omp_get_place_proc_ids (int, int *) __GOMP_NOTHROW;
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131 extern int omp_get_place_num (void) __GOMP_NOTHROW;
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132 extern int omp_get_partition_num_places (void) __GOMP_NOTHROW;
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133 extern void omp_get_partition_place_nums (int *) __GOMP_NOTHROW;
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134
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135 extern void omp_set_default_device (int) __GOMP_NOTHROW;
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136 extern int omp_get_default_device (void) __GOMP_NOTHROW;
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137 extern int omp_get_num_devices (void) __GOMP_NOTHROW;
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138 extern int omp_get_num_teams (void) __GOMP_NOTHROW;
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139 extern int omp_get_team_num (void) __GOMP_NOTHROW;
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140
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141 extern int omp_is_initial_device (void) __GOMP_NOTHROW;
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142 extern int omp_get_initial_device (void) __GOMP_NOTHROW;
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143 extern int omp_get_max_task_priority (void) __GOMP_NOTHROW;
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144
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145 extern void *omp_target_alloc (__SIZE_TYPE__, int) __GOMP_NOTHROW;
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146 extern void omp_target_free (void *, int) __GOMP_NOTHROW;
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147 extern int omp_target_is_present (void *, int) __GOMP_NOTHROW;
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148 extern int omp_target_memcpy (void *, void *, __SIZE_TYPE__, __SIZE_TYPE__,
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149 __SIZE_TYPE__, int, int) __GOMP_NOTHROW;
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150 extern int omp_target_memcpy_rect (void *, void *, __SIZE_TYPE__, int,
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151 const __SIZE_TYPE__ *,
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152 const __SIZE_TYPE__ *,
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153 const __SIZE_TYPE__ *,
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154 const __SIZE_TYPE__ *,
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155 const __SIZE_TYPE__ *, int, int)
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156 __GOMP_NOTHROW;
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157 extern int omp_target_associate_ptr (void *, void *, __SIZE_TYPE__,
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158 __SIZE_TYPE__, int) __GOMP_NOTHROW;
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159 extern int omp_target_disassociate_ptr (void *, int) __GOMP_NOTHROW;
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160
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161 #ifdef __cplusplus
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162 }
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163 #endif
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164
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165 #endif /* _OMP_H */
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