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 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 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
