1 /*
2 * Copyright © 2015 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #include <pthread.h>
25
26 struct job {
27 struct anv_state_pool *pool;
28 unsigned id;
29 pthread_t thread;
30 } jobs[NUM_THREADS];
31
32 pthread_barrier_t barrier;
33
alloc_states(void * void_job)34 static void *alloc_states(void *void_job)
35 {
36 struct job *job = void_job;
37
38 const unsigned chunk_size = 1 << (job->id % STATES_PER_THREAD_LOG2);
39 const unsigned num_chunks = STATES_PER_THREAD / chunk_size;
40
41 struct anv_state states[chunk_size];
42
43 pthread_barrier_wait(&barrier);
44
45 for (unsigned c = 0; c < num_chunks; c++) {
46 for (unsigned i = 0; i < chunk_size; i++) {
47 states[i] = anv_state_pool_alloc(job->pool, 16, 16);
48 memset(states[i].map, 139, 16);
49 assert(states[i].offset != 0);
50 }
51
52 for (unsigned i = 0; i < chunk_size; i++)
53 anv_state_pool_free(job->pool, states[i]);
54 }
55
56 return NULL;
57 }
58
run_state_pool_test(struct anv_state_pool * state_pool)59 static void run_state_pool_test(struct anv_state_pool *state_pool)
60 {
61 pthread_barrier_init(&barrier, NULL, NUM_THREADS);
62
63 for (unsigned i = 0; i < NUM_THREADS; i++) {
64 jobs[i].pool = state_pool;
65 jobs[i].id = i;
66 pthread_create(&jobs[i].thread, NULL, alloc_states, &jobs[i]);
67 }
68
69 for (unsigned i = 0; i < NUM_THREADS; i++)
70 pthread_join(jobs[i].thread, NULL);
71 }
72