1#include <dlfcn.h>
2#include <omp-tools.h>
3#include <omp.h>
4#include <stdio.h>
5#include <stdlib.h>
6#include <sys/types.h>
7#include <unistd.h>
8
9typedef struct omp_t_data {
10 // Thread data
11 ompt_state_t ompt_state;
12 ompt_wait_id_t ompt_wait_id;
13 int omp_thread_num;
14 ompt_data_t *ompt_thread_data;
15 // Parallel data
16 int omp_num_threads;
17 int omp_level;
18 int omp_active_level;
19 ompt_data_t *ompt_parallel_data;
20 // Task data
21 int omp_max_threads;
22 int omp_parallel;
23 int omp_final;
24 int omp_dynamic;
25 int omp_nested;
26 int omp_max_active_levels;
27 omp_sched_t omp_kind;
28 int omp_modifier;
29 omp_proc_bind_t omp_proc_bind;
30 ompt_frame_t *ompt_frame_list;
31 ompt_data_t *ompt_task_data;
32} omp_t_data_t;
33
34static __thread omp_t_data_t thread_data;
35
36static ompt_function_lookup_t ompt_lookup;
37// NOLINTNEXTLINE "Used in Macro:register_callback_t below."
38static ompt_set_callback_t ompt_set_callback;
39static ompt_get_callback_t ompt_get_callback;
40static ompt_get_state_t ompt_get_state;
41static ompt_get_task_info_t ompt_get_task_info;
42static ompt_get_thread_data_t ompt_get_thread_data;
43static ompt_get_parallel_info_t ompt_get_parallel_info;
44static ompt_get_unique_id_t ompt_get_unique_id;
45static ompt_get_num_procs_t ompt_get_num_procs;
46static ompt_get_num_places_t ompt_get_num_places;
47static ompt_get_place_proc_ids_t ompt_get_place_proc_ids;
48static ompt_get_place_num_t ompt_get_place_num;
49static ompt_get_partition_place_nums_t ompt_get_partition_place_nums;
50static ompt_get_proc_id_t ompt_get_proc_id;
51static ompt_enumerate_states_t ompt_enumerate_states;
52static ompt_enumerate_mutex_impls_t ompt_enumerate_mutex_impls;
53static int checks = 0;
54
55static void on_ompt_callback_implicit_task(ompt_scope_endpoint_t endpoint,
56 ompt_data_t *parallel_data,
57 ompt_data_t *task_data,
58 unsigned int team_size,
59 unsigned int thread_num, int flags) {
60 if (endpoint == ompt_scope_begin)
61 task_data->value = ompt_get_unique_id();
62}
63
64static void on_ompt_callback_thread_begin(ompt_thread_t thread_type,
65 ompt_data_t *t_data) {
66 t_data->value = ompt_get_unique_id();
67}
68
69static void on_ompt_callback_parallel_begin(
70 ompt_data_t *encountering_task_data,
71 const ompt_frame_t *encountering_task_frame, ompt_data_t *parallel_data,
72 uint32_t requested_team_size, int flag, const void *codeptr_ra) {
73 parallel_data->value = ompt_get_unique_id();
74}
75
76#define register_callback_t(name, type) \
77 do { \
78 type f_##name = &on_##name; \
79 if (ompt_set_callback(name, (ompt_callback_t)f_##name) == ompt_set_never) \
80 printf("0: Could not register callback '" #name "'\n"); \
81 } while (0)
82
83#define register_callback(name) register_callback_t(name, name##_t)
84
85static int ompt_initialize(ompt_function_lookup_t lookup,
86 int initial_device_num, ompt_data_t *tool_data) {
87 ompt_lookup = lookup;
88 // TODO: remove: printf("runtime_version: %s, omp_version: %i\n",
89 // runtime_version, omp_version);
90
91 // TODO: remove macro
92 // #define declare_inquery_fn(F) F = (F##_t)lookup(#F);
93 // FOREACH_OMPT_INQUIRY_FN(declare_inquery_fn)
94 // #undef declare_inquery_fn
95
96 ompt_set_callback_t ompt_set_callback =
97 (ompt_set_callback_t)lookup("ompt_set_callback");
98 ompt_get_callback = (ompt_get_callback_t)lookup("ompt_get_callback");
99 ompt_get_state = (ompt_get_state_t)lookup("ompt_get_state");
100 ompt_get_task_info = (ompt_get_task_info_t)lookup("ompt_get_task_info");
101 ompt_get_thread_data = (ompt_get_thread_data_t)lookup("ompt_get_thread_data");
102 ompt_get_parallel_info =
103 (ompt_get_parallel_info_t)lookup("ompt_get_parallel_info");
104 ompt_get_unique_id = (ompt_get_unique_id_t)lookup("ompt_get_unique_id");
105
106 ompt_get_num_procs = (ompt_get_num_procs_t)lookup("ompt_get_num_procs");
107 ompt_get_num_places = (ompt_get_num_places_t)lookup("ompt_get_num_places");
108 ompt_get_place_proc_ids =
109 (ompt_get_place_proc_ids_t)lookup("ompt_get_place_proc_ids");
110 ompt_get_place_num = (ompt_get_place_num_t)lookup("ompt_get_place_num");
111 ompt_get_partition_place_nums =
112 (ompt_get_partition_place_nums_t)lookup("ompt_get_partition_place_nums");
113 ompt_get_proc_id = (ompt_get_proc_id_t)lookup("ompt_get_proc_id");
114 ompt_enumerate_states =
115 (ompt_enumerate_states_t)lookup("ompt_enumerate_states");
116 ompt_enumerate_mutex_impls =
117 (ompt_enumerate_mutex_impls_t)lookup("ompt_enumerate_mutex_impls");
118
119 register_callback(ompt_callback_implicit_task);
120 register_callback(ompt_callback_thread_begin);
121 register_callback(ompt_callback_parallel_begin);
122
123 return 1; // activate tool
124}
125
126static void ompt_finalize(ompt_data_t *tool_data) {}
127
128// "This func will be invoked by OpenMP implementation, refer spec: 4.2.1"
129// NOLINTNEXTLINE
130ompt_start_tool_result_t *ompt_start_tool(unsigned int omp_version,
131 const char *runtime_version) {
132 static ompt_start_tool_result_t ompt_start_tool_result = {
133 &ompt_initialize, &ompt_finalize, {0}};
134 return &ompt_start_tool_result;
135}
136
137static void collectParallelData(omp_t_data_t *data) {
138 data->omp_num_threads = omp_get_num_threads();
139 data->omp_level = omp_get_level();
140 data->omp_active_level = omp_get_active_level();
141 ompt_get_parallel_info(0, &(data->ompt_parallel_data), NULL);
142}
143
144static void collectTaskData(omp_t_data_t *data) {
145 data->omp_max_threads = omp_get_max_threads();
146 data->omp_parallel = omp_in_parallel();
147 data->omp_final = omp_in_final();
148 data->omp_dynamic = omp_get_dynamic();
149 data->omp_nested = omp_get_max_active_levels() > 1;
150 data->omp_max_active_levels = omp_get_max_active_levels();
151 omp_get_schedule(&(data->omp_kind), &(data->omp_modifier));
152 data->omp_proc_bind = omp_get_proc_bind();
153 ompt_get_task_info(0, NULL, &(data->ompt_task_data), &(data->ompt_frame_list),
154 NULL, NULL);
155}
156
157static void collectThreadData(omp_t_data_t *data) {
158 data->omp_thread_num = omp_get_thread_num();
159 data->ompt_state = (ompt_state_t)ompt_get_state(&(data->ompt_wait_id));
160 data->ompt_thread_data = ompt_get_thread_data();
161}
162
163#ifdef __cplusplus
164extern "C" {
165#endif
166__attribute__((noinline)) static void *breakToolTest(omp_t_data_t *data) {
167 return data;
168}
169#ifdef __cplusplus
170}
171#endif
172
173#ifdef __cplusplus
174extern "C" {
175#endif
176static void *ompd_tool_break(void *n) {
177 (void)n;
178 asm("");
179 return NULL;
180}
181#ifdef __cplusplus
182}
183#endif
184
185// NOLINTNEXTLINE "This func will be invoked in testcases."
186static void *ompd_tool_test(void *n) {
187 collectThreadData(data: &thread_data);
188 collectParallelData(data: &thread_data);
189 collectTaskData(data: &thread_data);
190 breakToolTest(data: &thread_data);
191 checks++;
192 ompd_tool_break(NULL);
193 return NULL;
194}
195
196__attribute__((__constructor__)) static void init(void) {}
197
198__attribute__((__destructor__)) static void fini(void) {
199 printf(format: "Finished %i testsuites.\n", checks);
200}
201

source code of openmp/libompd/test/ompt_plugin.h