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/*
* Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __ONERT_BACKEND_CPU_EXTERNAL_CONTEXT_H__
#define __ONERT_BACKEND_CPU_EXTERNAL_CONTEXT_H__
#include <util/ConfigSource.h>
#include <ruy/context.h>
namespace onert
{
namespace backend
{
namespace cpu
{
class ExternalContext
{
private:
static const int kDefaultNumThreadpoolThreads = 1;
public:
ExternalContext() : _ruy_context(new ruy::Context)
{
setMaxNumThreads(onert::util::getConfigInt(onert::util::config::RUY_THREADS));
}
void setMaxNumThreads(int max_num_threads)
{
const int target_num_threads =
max_num_threads > -1 ? max_num_threads : kDefaultNumThreadpoolThreads;
_ruy_context->set_max_num_threads(target_num_threads);
}
ruy::Context *ruy_context() const { return _ruy_context.get(); }
private:
const std::unique_ptr<ruy::Context> _ruy_context;
};
} // namespace cpu
} // namespace backend
} // namespace onert
#endif // __ONERT_BACKEND_CPU_EXTERNAL_CONTEXT_H__
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