summaryrefslogtreecommitdiff
path: root/src/gallium/frontends/clover/api/event.cpp
blob: 3f89644d0a45d1c84f420b99d022527ef2d9c469 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
//
// Copyright 2012 Francisco Jerez
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//

#include "api/util.hpp"
#include "core/event.hpp"

using namespace clover;

CLOVER_API cl_event
clCreateUserEvent(cl_context d_ctx, cl_int *r_errcode) try {
   auto &ctx = obj(d_ctx);

   ret_error(r_errcode, CL_SUCCESS);
   return desc(new soft_event(ctx, {}, false));

} catch (error &e) {
   ret_error(r_errcode, e);
   return NULL;
}

CLOVER_API cl_int
clSetUserEventStatus(cl_event d_ev, cl_int status) try {
   auto &sev = obj<soft_event>(d_ev);

   if (status > 0)
      return CL_INVALID_VALUE;

   if (sev.status() <= 0)
      return CL_INVALID_OPERATION;

   if (status)
      sev.abort(status);
   else
      sev.trigger();

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clWaitForEvents(cl_uint num_evs, const cl_event *d_evs) try {
   auto evs = objs(d_evs, num_evs);

   for (auto &ev : evs) {
      if (ev.context() != evs.front().context())
         throw error(CL_INVALID_CONTEXT);

      if (ev.status() < 0)
         throw error(CL_EXEC_STATUS_ERROR_FOR_EVENTS_IN_WAIT_LIST);
   }

   // Create a temporary soft event that depends on all the events in
   // the wait list
   auto sev = create<soft_event>(evs.front().context(), evs, true);

   // ...and wait on it.
   sev().wait();

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clGetEventInfo(cl_event d_ev, cl_event_info param,
               size_t size, void *r_buf, size_t *r_size) try {
   property_buffer buf { r_buf, size, r_size };
   auto &ev = obj(d_ev);

   switch (param) {
   case CL_EVENT_COMMAND_QUEUE:
      buf.as_scalar<cl_command_queue>() = desc(ev.queue());
      break;

   case CL_EVENT_CONTEXT:
      buf.as_scalar<cl_context>() = desc(ev.context());
      break;

   case CL_EVENT_COMMAND_TYPE:
      buf.as_scalar<cl_command_type>() = ev.command();
      break;

   case CL_EVENT_COMMAND_EXECUTION_STATUS:
      buf.as_scalar<cl_int>() = ev.status();
      break;

   case CL_EVENT_REFERENCE_COUNT:
      buf.as_scalar<cl_uint>() = ev.ref_count();
      break;

   default:
      throw error(CL_INVALID_VALUE);
   }

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clSetEventCallback(cl_event d_ev, cl_int type,
                   void (CL_CALLBACK *pfn_notify)(cl_event, cl_int, void *),
                   void *user_data) try {
   auto &ev = obj(d_ev);

   if (!pfn_notify ||
       (type != CL_COMPLETE && type != CL_SUBMITTED && type != CL_RUNNING))
      throw error(CL_INVALID_VALUE);

   // Create a temporary soft event that depends on ev, with
   // pfn_notify as completion action.
   create<soft_event>(ev.context(), ref_vector<event> { ev }, true,
                      [=, &ev](event &) {
                         ev.wait();
                         pfn_notify(desc(ev), ev.status(), user_data);
                      });

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clRetainEvent(cl_event d_ev) try {
   obj(d_ev).retain();
   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clReleaseEvent(cl_event d_ev) try {
   if (obj(d_ev).release())
      delete pobj(d_ev);

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clEnqueueMarker(cl_command_queue d_q, cl_event *rd_ev) try {
   auto &q = obj(d_q);

   if (!rd_ev)
      throw error(CL_INVALID_VALUE);

   *rd_ev = desc(new hard_event(q, CL_COMMAND_MARKER, {}));

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clEnqueueMarkerWithWaitList(cl_command_queue d_q, cl_uint num_deps,
                            const cl_event *d_deps, cl_event *rd_ev) try {
   auto &q = obj(d_q);
   auto deps = objs<wait_list_tag>(d_deps, num_deps);

   for (auto &ev : deps) {
      if (ev.context() != q.context())
         throw error(CL_INVALID_CONTEXT);
   }

   // Create a hard event that depends on the events in the wait list:
   // previous commands in the same queue are implicitly serialized
   // with respect to it -- hard events always are.
   auto hev = create<hard_event>(q, CL_COMMAND_MARKER, deps);

   ret_object(rd_ev, hev);
   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clEnqueueBarrier(cl_command_queue d_q) try {
   obj(d_q);

   // No need to do anything, q preserves data ordering strictly.

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clEnqueueBarrierWithWaitList(cl_command_queue d_q, cl_uint num_deps,
                             const cl_event *d_deps, cl_event *rd_ev) try {
   auto &q = obj(d_q);
   auto deps = objs<wait_list_tag>(d_deps, num_deps);

   for (auto &ev : deps) {
      if (ev.context() != q.context())
         throw error(CL_INVALID_CONTEXT);
   }

   // Create a hard event that depends on the events in the wait list:
   // subsequent commands in the same queue will be implicitly
   // serialized with respect to it -- hard events always are.
   auto hev = create<hard_event>(q, CL_COMMAND_BARRIER, deps);

   ret_object(rd_ev, hev);
   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clEnqueueWaitForEvents(cl_command_queue d_q, cl_uint num_evs,
                       const cl_event *d_evs) try {
   // The wait list is mandatory for clEnqueueWaitForEvents().
   objs(d_evs, num_evs);

   return clEnqueueBarrierWithWaitList(d_q, num_evs, d_evs, NULL);

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clGetEventProfilingInfo(cl_event d_ev, cl_profiling_info param,
                        size_t size, void *r_buf, size_t *r_size) try {
   property_buffer buf { r_buf, size, r_size };
   hard_event &hev = dynamic_cast<hard_event &>(obj(d_ev));

   if (hev.status() != CL_COMPLETE)
      throw error(CL_PROFILING_INFO_NOT_AVAILABLE);

   switch (param) {
   case CL_PROFILING_COMMAND_QUEUED:
      buf.as_scalar<cl_ulong>() = hev.time_queued();
      break;

   case CL_PROFILING_COMMAND_SUBMIT:
      buf.as_scalar<cl_ulong>() = hev.time_submit();
      break;

   case CL_PROFILING_COMMAND_START:
      buf.as_scalar<cl_ulong>() = hev.time_start();
      break;

   case CL_PROFILING_COMMAND_END:
      buf.as_scalar<cl_ulong>() = hev.time_end();
      break;

   default:
      throw error(CL_INVALID_VALUE);
   }

   return CL_SUCCESS;

} catch (std::bad_cast &e) {
   return CL_PROFILING_INFO_NOT_AVAILABLE;

} catch (lazy<cl_ulong>::undefined_error &e) {
   return CL_PROFILING_INFO_NOT_AVAILABLE;

} catch (error &e) {
   return e.get();
}

CLOVER_API cl_int
clFinish(cl_command_queue d_q) try {
   auto &q = obj(d_q);

   // Create a temporary hard event -- it implicitly depends on all
   // the previously queued hard events.
   auto hev = create<hard_event>(q, 0, ref_vector<event> {});

   // And wait on it.
   hev().wait();

   return CL_SUCCESS;

} catch (error &e) {
   return e.get();
}