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https://github.com/uxlfoundation/oneDNN.git
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75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
/*******************************************************************************
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* Copyright 2022 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*******************************************************************************/
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#include "dnnl_test_common.hpp"
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#include "gtest/gtest.h"
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#include "oneapi/dnnl/dnnl.hpp"
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#include "oneapi/dnnl/dnnl_threadpool.h"
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#include "tests/test_isa_common.hpp"
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namespace dnnl {
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class threadpool_test_t : public ::testing::Test {
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protected:
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void SetUp() override {}
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};
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void test_threadpool_maxconcurrency_st(dnnl_status_t &res) {
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int tid = std::hash<std::thread::id> {}(std::this_thread::get_id()) % 23;
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tid++; // to avoid zeros.
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auto multipliers = {1, 5, 7, 12, 24, 56};
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for (auto m : multipliers) {
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dnnl_status_t st = dnnl_success;
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int expected = tid * m % 29;
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st = dnnl_threadpool_interop_set_max_concurrency(expected);
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if (st != dnnl_success) {
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res = st;
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return;
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}
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int obtained = 0;
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st = dnnl_threadpool_interop_get_max_concurrency(&obtained);
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if (st != dnnl_success) {
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res = st;
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return;
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}
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if (expected != obtained) {
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res = dnnl_runtime_error;
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return;
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}
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}
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res = dnnl_success;
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}
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TEST_F(threadpool_test_t, TestMaxConcurrencyConcurrent) {
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const int nthreads = 100;
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std::vector<std::thread> threads;
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std::vector<dnnl_status_t> results(nthreads);
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for (int i = 0; i <= nthreads; i++)
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threads.emplace_back(
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test_threadpool_maxconcurrency_st, std::ref(results[i]));
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for (auto &t : threads)
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t.join();
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for (auto &r : results)
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ASSERT_EQ(r, dnnl_success);
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}
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} // namespace dnnl
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