3 * kmp_omp.h -- OpenMP definition for kmp_omp_struct_info_t.
4 * This is for information about runtime library structures.
7 //===----------------------------------------------------------------------===//
9 // The LLVM Compiler Infrastructure
11 // This file is dual licensed under the MIT and the University of Illinois Open
12 // Source Licenses. See LICENSE.txt for details.
14 //===----------------------------------------------------------------------===//
16 /* THIS FILE SHOULD NOT BE MODIFIED IN IDB INTERFACE LIBRARY CODE
17 It should instead be modified in the OpenMP runtime and copied to the
18 interface library code. This way we can minimize the problems that this is
19 sure to cause having two copies of the same file.
21 Files live in libomp and libomp_db/src/include */
23 /* CHANGE THIS WHEN STRUCTURES BELOW CHANGE
24 Before we release this to a customer, please don't change this value. After
25 it is released and stable, then any new updates to the structures or data
26 structure traversal algorithms need to change this value. */
27 #define KMP_OMP_VERSION 9
41 kmp_uint64 flags; // Flags for future extensions.
43 file; // Pointer to name of source file where the parallel region is.
44 kmp_uint64 func; // Pointer to name of routine where the parallel region is.
45 kmp_int32 begin; // Beginning of source line range.
46 kmp_int32 end; // End of source line range.
47 kmp_int32 num_threads; // Specified number of threads.
48 } kmp_omp_nthr_item_t;
51 kmp_int32 num; // Number of items in the arrray.
52 kmp_uint64 array; // Address of array of kmp_omp_num_threads_item_t.
53 } kmp_omp_nthr_info_t;
55 /* This structure is known to the idb interface library */
58 /* Change this only if you make a fundamental data structure change here */
59 kmp_int32 lib_version;
61 /* sanity check. Only should be checked if versions are identical
62 * This is also used for backward compatibility to get the runtime
63 * structure size if it the runtime is older than the interface */
64 kmp_int32 sizeof_this_structure;
66 /* OpenMP RTL version info. */
67 addr_and_size_t major;
68 addr_and_size_t minor;
69 addr_and_size_t build;
70 addr_and_size_t openmp_version;
71 addr_and_size_t banner;
73 /* Various globals. */
74 addr_and_size_t threads; // Pointer to __kmp_threads.
75 addr_and_size_t roots; // Pointer to __kmp_root.
76 addr_and_size_t capacity; // Pointer to __kmp_threads_capacity.
78 addr_and_size_t monitor; // Pointer to __kmp_monitor.
80 #if !KMP_USE_DYNAMIC_LOCK
81 addr_and_size_t lock_table; // Pointer to __kmp_lock_table.
83 addr_and_size_t func_microtask;
84 addr_and_size_t func_fork;
85 addr_and_size_t func_fork_teams;
86 addr_and_size_t team_counter;
87 addr_and_size_t task_counter;
88 addr_and_size_t nthr_info;
89 kmp_int32 address_width;
90 kmp_int32 indexed_locks;
91 kmp_int32 last_barrier; // The end in enum barrier_type
92 kmp_int32 deque_size; // TASK_DEQUE_SIZE
94 /* thread structure information. */
95 kmp_int32 th_sizeof_struct;
96 offset_and_size_t th_info; // descriptor for thread
97 offset_and_size_t th_team; // team for this thread
98 offset_and_size_t th_root; // root for this thread
99 offset_and_size_t th_serial_team; // serial team under this thread
100 offset_and_size_t th_ident; // location for this thread (if available)
101 offset_and_size_t th_spin_here; // is thread waiting for lock (if available)
103 th_next_waiting; // next thread waiting for lock (if available)
104 offset_and_size_t th_task_team; // task team struct
105 offset_and_size_t th_current_task; // innermost task being executed
107 th_task_state; // alternating 0/1 for task team identification
108 offset_and_size_t th_bar;
109 offset_and_size_t th_b_worker_arrived; // the worker increases it by 1 when it
110 // arrives to the barrier
113 /* teams information */
114 offset_and_size_t th_teams_microtask; // entry address for teams construct
115 offset_and_size_t th_teams_level; // initial level of teams construct
116 offset_and_size_t th_teams_nteams; // number of teams in a league
118 th_teams_nth; // number of threads in each team of the league
121 /* kmp_desc structure (for info field above) */
122 kmp_int32 ds_sizeof_struct;
123 offset_and_size_t ds_tid; // team thread id
124 offset_and_size_t ds_gtid; // global thread id
125 offset_and_size_t ds_thread; // native thread id
127 /* team structure information */
128 kmp_int32 t_sizeof_struct;
129 offset_and_size_t t_master_tid; // tid of master in parent team
130 offset_and_size_t t_ident; // location of parallel region
131 offset_and_size_t t_parent; // parent team
132 offset_and_size_t t_nproc; // # team threads
133 offset_and_size_t t_threads; // array of threads
134 offset_and_size_t t_serialized; // # levels of serialized teams
135 offset_and_size_t t_id; // unique team id
136 offset_and_size_t t_pkfn;
137 offset_and_size_t t_task_team; // task team structure
138 offset_and_size_t t_implicit_task; // taskdata for the thread's implicit task
140 offset_and_size_t t_cancel_request;
142 offset_and_size_t t_bar;
144 t_b_master_arrived; // increased by 1 when master arrives to a barrier
146 t_b_team_arrived; // increased by one when all the threads arrived
148 /* root structure information */
149 kmp_int32 r_sizeof_struct;
150 offset_and_size_t r_root_team; // team at root
151 offset_and_size_t r_hot_team; // hot team for this root
152 offset_and_size_t r_uber_thread; // root thread
153 offset_and_size_t r_root_id; // unique root id (if available)
155 /* ident structure information */
156 kmp_int32 id_sizeof_struct;
158 id_psource; /* address of string ";file;func;line1;line2;;". */
159 offset_and_size_t id_flags;
161 /* lock structure information */
162 kmp_int32 lk_sizeof_struct;
163 offset_and_size_t lk_initialized;
164 offset_and_size_t lk_location;
165 offset_and_size_t lk_tail_id;
166 offset_and_size_t lk_head_id;
167 offset_and_size_t lk_next_ticket;
168 offset_and_size_t lk_now_serving;
169 offset_and_size_t lk_owner_id;
170 offset_and_size_t lk_depth_locked;
171 offset_and_size_t lk_lock_flags;
173 #if !KMP_USE_DYNAMIC_LOCK
175 kmp_int32 lt_size_of_struct; /* Size and layout of kmp_lock_table_t. */
176 offset_and_size_t lt_used;
177 offset_and_size_t lt_allocated;
178 offset_and_size_t lt_table;
182 kmp_int32 tt_sizeof_struct;
183 offset_and_size_t tt_threads_data;
184 offset_and_size_t tt_found_tasks;
185 offset_and_size_t tt_nproc;
186 offset_and_size_t tt_unfinished_threads;
187 offset_and_size_t tt_active;
190 kmp_int32 td_sizeof_struct;
191 offset_and_size_t td_task_id; // task id
192 offset_and_size_t td_flags; // task flags
193 offset_and_size_t td_team; // team for this task
194 offset_and_size_t td_parent; // parent task
195 offset_and_size_t td_level; // task testing level
196 offset_and_size_t td_ident; // task identifier
197 offset_and_size_t td_allocated_child_tasks; // child tasks (+ current task)
198 // not yet deallocated
199 offset_and_size_t td_incomplete_child_tasks; // child tasks not yet complete
202 offset_and_size_t td_taskwait_ident;
203 offset_and_size_t td_taskwait_counter;
205 td_taskwait_thread; // gtid + 1 of thread encountered taskwait
209 offset_and_size_t td_taskgroup; // pointer to the current taskgroup
211 td_task_count; // number of allocated and not yet complete tasks
212 offset_and_size_t td_cancel; // request for cancellation of this taskgroup
214 /* Task dependency */
216 td_depnode; // pointer to graph node if the task has dependencies
217 offset_and_size_t dn_node;
218 offset_and_size_t dn_next;
219 offset_and_size_t dn_successors;
220 offset_and_size_t dn_task;
221 offset_and_size_t dn_npredecessors;
222 offset_and_size_t dn_nrefs;
224 offset_and_size_t dn_routine;
226 /* kmp_thread_data_t */
227 kmp_int32 hd_sizeof_struct;
228 offset_and_size_t hd_deque;
229 offset_and_size_t hd_deque_size;
230 offset_and_size_t hd_deque_head;
231 offset_and_size_t hd_deque_tail;
232 offset_and_size_t hd_deque_ntasks;
233 offset_and_size_t hd_deque_last_stolen;
235 // The last field of stable version.
236 kmp_uint64 last_field;
238 } kmp_omp_struct_info_t;
240 #endif /* USE_DEBUGGER */