1 | /* OpenACC Profiling Interface
|
---|
2 |
|
---|
3 | Copyright (C) 2019-2021 Free Software Foundation, Inc.
|
---|
4 |
|
---|
5 | Contributed by Mentor, a Siemens Business.
|
---|
6 |
|
---|
7 | This file is part of the GNU Offloading and Multi Processing Library
|
---|
8 | (libgomp).
|
---|
9 |
|
---|
10 | Libgomp is free software; you can redistribute it and/or modify it
|
---|
11 | under the terms of the GNU General Public License as published by
|
---|
12 | the Free Software Foundation; either version 3, or (at your option)
|
---|
13 | any later version.
|
---|
14 |
|
---|
15 | Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
|
---|
16 | WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
---|
17 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
---|
18 | more details.
|
---|
19 |
|
---|
20 | Under Section 7 of GPL version 3, you are granted additional
|
---|
21 | permissions described in the GCC Runtime Library Exception, version
|
---|
22 | 3.1, as published by the Free Software Foundation.
|
---|
23 |
|
---|
24 | You should have received a copy of the GNU General Public License and
|
---|
25 | a copy of the GCC Runtime Library Exception along with this program;
|
---|
26 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
---|
27 | <http://www.gnu.org/licenses/>. */
|
---|
28 |
|
---|
29 | #ifndef _ACC_PROF_H
|
---|
30 | #define _ACC_PROF_H 1
|
---|
31 |
|
---|
32 |
|
---|
33 | /* The OpenACC specification doesn't say so explicitly, but as its Profiling
|
---|
34 | Interface explicitly makes use of, for example, <openacc.h>'s
|
---|
35 | 'acc_device_t', we supposedly are to '#include' that file here. */
|
---|
36 |
|
---|
37 | #include <openacc.h>
|
---|
38 |
|
---|
39 |
|
---|
40 | #ifdef __cplusplus
|
---|
41 | extern "C" {
|
---|
42 | #endif
|
---|
43 |
|
---|
44 |
|
---|
45 | /* Events. */
|
---|
46 |
|
---|
47 | typedef enum acc_event_t
|
---|
48 | {
|
---|
49 | acc_ev_none = 0,
|
---|
50 | acc_ev_device_init_start,
|
---|
51 | acc_ev_device_init_end,
|
---|
52 | acc_ev_device_shutdown_start,
|
---|
53 | acc_ev_device_shutdown_end,
|
---|
54 | acc_ev_runtime_shutdown,
|
---|
55 | acc_ev_create,
|
---|
56 | acc_ev_delete,
|
---|
57 | acc_ev_alloc,
|
---|
58 | acc_ev_free,
|
---|
59 | acc_ev_enter_data_start,
|
---|
60 | acc_ev_enter_data_end,
|
---|
61 | acc_ev_exit_data_start,
|
---|
62 | acc_ev_exit_data_end,
|
---|
63 | acc_ev_update_start,
|
---|
64 | acc_ev_update_end,
|
---|
65 | acc_ev_compute_construct_start,
|
---|
66 | acc_ev_compute_construct_end,
|
---|
67 | acc_ev_enqueue_launch_start,
|
---|
68 | acc_ev_enqueue_launch_end,
|
---|
69 | acc_ev_enqueue_upload_start,
|
---|
70 | acc_ev_enqueue_upload_end,
|
---|
71 | acc_ev_enqueue_download_start,
|
---|
72 | acc_ev_enqueue_download_end,
|
---|
73 | acc_ev_wait_start,
|
---|
74 | acc_ev_wait_end,
|
---|
75 | acc_ev_last
|
---|
76 | } acc_event_t;
|
---|
77 |
|
---|
78 |
|
---|
79 | /* Callbacks Signature. */
|
---|
80 |
|
---|
81 | /* "The datatype 'ssize_t' means a signed 32-bit integer for a 32-bit binary
|
---|
82 | and a 64-bit integer for a 64-bit binary". */
|
---|
83 | typedef signed long int _acc_prof_ssize_t;
|
---|
84 | /* "The datatype 'size_t' means an unsigned 32-bit integer for a 32-bit binary
|
---|
85 | and a 64-bit integer for a 64-bit binary". */
|
---|
86 | typedef unsigned long int _acc_prof_size_t;
|
---|
87 | /* "The datatype 'int' means a 32-bit integer for both 32-bit and 64-bit
|
---|
88 | binaries". */
|
---|
89 | typedef int _acc_prof_int_t;
|
---|
90 |
|
---|
91 | /* Internal helpers: a struct's 'valid_bytes' may be less than its 'sizeof'. */
|
---|
92 | #define _ACC_PROF_VALID_BYTES_STRUCT(_struct, _lastfield, _valid_bytes_lastfield) \
|
---|
93 | offsetof (_struct, _lastfield) + (_valid_bytes_lastfield)
|
---|
94 | #if 0 /* Untested. */
|
---|
95 | #define _ACC_PROF_VALID_BYTES_TYPE_N(_type, _n, _valid_bytes_type) \
|
---|
96 | ((_n - 1) * sizeof (_type) + (_valid_bytes_type))
|
---|
97 | #endif
|
---|
98 | #define _ACC_PROF_VALID_BYTES_BASICTYPE(_basictype) \
|
---|
99 | (sizeof (_basictype))
|
---|
100 |
|
---|
101 | typedef struct acc_prof_info
|
---|
102 | {
|
---|
103 | acc_event_t event_type;
|
---|
104 | _acc_prof_int_t valid_bytes;
|
---|
105 | _acc_prof_int_t version;
|
---|
106 | acc_device_t device_type;
|
---|
107 | _acc_prof_int_t device_number;
|
---|
108 | _acc_prof_int_t thread_id;
|
---|
109 | _acc_prof_ssize_t async;
|
---|
110 | _acc_prof_ssize_t async_queue;
|
---|
111 | const char *src_file;
|
---|
112 | const char *func_name;
|
---|
113 | _acc_prof_int_t line_no, end_line_no;
|
---|
114 | _acc_prof_int_t func_line_no, func_end_line_no;
|
---|
115 | #define _ACC_PROF_INFO_VALID_BYTES \
|
---|
116 | _ACC_PROF_VALID_BYTES_STRUCT (acc_prof_info, func_end_line_no, \
|
---|
117 | _ACC_PROF_VALID_BYTES_BASICTYPE (_acc_prof_int_t))
|
---|
118 | } acc_prof_info;
|
---|
119 |
|
---|
120 | /* We implement the OpenACC 2.6 Profiling Interface. */
|
---|
121 |
|
---|
122 | #define _ACC_PROF_INFO_VERSION 201711
|
---|
123 |
|
---|
124 | typedef enum acc_construct_t
|
---|
125 | {
|
---|
126 | acc_construct_parallel = 0,
|
---|
127 | acc_construct_kernels,
|
---|
128 | acc_construct_loop,
|
---|
129 | acc_construct_data,
|
---|
130 | acc_construct_enter_data,
|
---|
131 | acc_construct_exit_data,
|
---|
132 | acc_construct_host_data,
|
---|
133 | acc_construct_atomic,
|
---|
134 | acc_construct_declare,
|
---|
135 | acc_construct_init,
|
---|
136 | acc_construct_shutdown,
|
---|
137 | acc_construct_set,
|
---|
138 | acc_construct_update,
|
---|
139 | acc_construct_routine,
|
---|
140 | acc_construct_wait,
|
---|
141 | acc_construct_runtime_api,
|
---|
142 | acc_construct_serial
|
---|
143 | } acc_construct_t;
|
---|
144 |
|
---|
145 | typedef struct acc_data_event_info
|
---|
146 | {
|
---|
147 | acc_event_t event_type;
|
---|
148 | _acc_prof_int_t valid_bytes;
|
---|
149 | acc_construct_t parent_construct;
|
---|
150 | _acc_prof_int_t implicit;
|
---|
151 | void *tool_info;
|
---|
152 | const char *var_name;
|
---|
153 | _acc_prof_size_t bytes;
|
---|
154 | const void *host_ptr;
|
---|
155 | const void *device_ptr;
|
---|
156 | #define _ACC_DATA_EVENT_INFO_VALID_BYTES \
|
---|
157 | _ACC_PROF_VALID_BYTES_STRUCT (acc_data_event_info, device_ptr, \
|
---|
158 | _ACC_PROF_VALID_BYTES_BASICTYPE (void *))
|
---|
159 | } acc_data_event_info;
|
---|
160 |
|
---|
161 | typedef struct acc_launch_event_info
|
---|
162 | {
|
---|
163 | acc_event_t event_type;
|
---|
164 | _acc_prof_int_t valid_bytes;
|
---|
165 | acc_construct_t parent_construct;
|
---|
166 | _acc_prof_int_t implicit;
|
---|
167 | void *tool_info;
|
---|
168 | const char *kernel_name;
|
---|
169 | _acc_prof_size_t num_gangs, num_workers, vector_length;
|
---|
170 | #define _ACC_LAUNCH_EVENT_INFO_VALID_BYTES \
|
---|
171 | _ACC_PROF_VALID_BYTES_STRUCT (acc_launch_event_info, vector_length, \
|
---|
172 | _ACC_PROF_VALID_BYTES_BASICTYPE (_acc_prof_size_t))
|
---|
173 | } acc_launch_event_info;
|
---|
174 |
|
---|
175 | typedef struct acc_other_event_info
|
---|
176 | {
|
---|
177 | acc_event_t event_type;
|
---|
178 | _acc_prof_int_t valid_bytes;
|
---|
179 | acc_construct_t parent_construct;
|
---|
180 | _acc_prof_int_t implicit;
|
---|
181 | void *tool_info;
|
---|
182 | #define _ACC_OTHER_EVENT_INFO_VALID_BYTES \
|
---|
183 | _ACC_PROF_VALID_BYTES_STRUCT (acc_other_event_info, tool_info, \
|
---|
184 | _ACC_PROF_VALID_BYTES_BASICTYPE (void *))
|
---|
185 | } acc_other_event_info;
|
---|
186 |
|
---|
187 | typedef union acc_event_info
|
---|
188 | {
|
---|
189 | acc_event_t event_type;
|
---|
190 | acc_data_event_info data_event;
|
---|
191 | acc_launch_event_info launch_event;
|
---|
192 | acc_other_event_info other_event;
|
---|
193 | } acc_event_info;
|
---|
194 |
|
---|
195 | typedef enum acc_device_api
|
---|
196 | {
|
---|
197 | acc_device_api_none = 0,
|
---|
198 | acc_device_api_cuda,
|
---|
199 | acc_device_api_opencl,
|
---|
200 | acc_device_api_coi,
|
---|
201 | acc_device_api_other
|
---|
202 | } acc_device_api;
|
---|
203 |
|
---|
204 | typedef struct acc_api_info
|
---|
205 | {
|
---|
206 | acc_device_api device_api;
|
---|
207 | _acc_prof_int_t valid_bytes;
|
---|
208 | acc_device_t device_type;
|
---|
209 | _acc_prof_int_t vendor;
|
---|
210 | const void *device_handle;
|
---|
211 | const void *context_handle;
|
---|
212 | const void *async_handle;
|
---|
213 | #define _ACC_API_INFO_VALID_BYTES \
|
---|
214 | _ACC_PROF_VALID_BYTES_STRUCT (acc_api_info, async_handle, \
|
---|
215 | _ACC_PROF_VALID_BYTES_BASICTYPE (void *))
|
---|
216 | } acc_api_info;
|
---|
217 |
|
---|
218 | /* Don't tag 'acc_prof_callback' as '__GOACC_NOTHROW': these functions are
|
---|
219 | provided by user code, and must be expected to do anything. */
|
---|
220 | typedef void (*acc_prof_callback) (acc_prof_info *, acc_event_info *,
|
---|
221 | acc_api_info *);
|
---|
222 |
|
---|
223 |
|
---|
224 | /* Loading the Library. */
|
---|
225 |
|
---|
226 | typedef enum acc_register_t
|
---|
227 | {
|
---|
228 | acc_reg = 0,
|
---|
229 | acc_toggle = 1,
|
---|
230 | acc_toggle_per_thread = 2
|
---|
231 | } acc_register_t;
|
---|
232 |
|
---|
233 | typedef void (*acc_prof_reg) (acc_event_t, acc_prof_callback, acc_register_t);
|
---|
234 | extern void acc_prof_register (acc_event_t, acc_prof_callback,
|
---|
235 | acc_register_t) __GOACC_NOTHROW;
|
---|
236 | extern void acc_prof_unregister (acc_event_t, acc_prof_callback,
|
---|
237 | acc_register_t) __GOACC_NOTHROW;
|
---|
238 | typedef void (*acc_query_fn) ();
|
---|
239 | typedef acc_query_fn (*acc_prof_lookup_func) (const char *);
|
---|
240 | extern acc_query_fn acc_prof_lookup (const char *) __GOACC_NOTHROW;
|
---|
241 | /* Don't tag 'acc_register_library' as '__GOACC_NOTHROW': this function can be
|
---|
242 | overridden by user code, and must be expected to do anything. */
|
---|
243 | extern void acc_register_library (acc_prof_reg, acc_prof_reg,
|
---|
244 | acc_prof_lookup_func);
|
---|
245 |
|
---|
246 |
|
---|
247 | #ifdef __cplusplus
|
---|
248 | }
|
---|
249 | #endif
|
---|
250 |
|
---|
251 |
|
---|
252 | #endif /* _ACC_PROF_H */
|
---|