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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_RUY_BACKEND_CONTEXT_H__
#define __ONERT_BACKEND_RUY_BACKEND_CONTEXT_H__
#include <backend/BackendContext.h>
#include "TensorBuilder.h"
#include "ConstantInitializer.h"
#include "KernelGenerator.h"
#include "ExternalContext.h"
namespace onert
{
namespace backend
{
namespace ruy
{
class BackendContext : public onert::backend::BackendContext
{
public:
BackendContext(const Backend *backend, const ir::Graph *graph,
std::shared_ptr<ITensorRegistry> tensor_registry = nullptr,
std::shared_ptr<TensorBuilder> tensor_builder = nullptr,
std::shared_ptr<ConstantInitializer> constant_initializer = nullptr,
std::shared_ptr<KernelGenerator> kernel_gen = nullptr)
: onert::backend::BackendContext(backend, graph, tensor_registry),
tensor_builder{tensor_builder}, constant_initializer{constant_initializer},
kernel_gen{kernel_gen}, _external_context(new ExternalContext)
{
}
ITensorRegistry *genTensors(const std::vector<onert::ir::OpSequenceIndex> &order,
const ir::OpSequences &op_seqs,
const ir::LowerInfoMap &lower_info) override;
FunctionMap genKernels(const std::vector<ir::OpSequenceIndex> &order,
const ir::OpSequences &op_seqs) override;
std::shared_ptr<ExternalContext> external_context() { return _external_context; }
private:
void initConsts();
void planTensors(const std::vector<onert::ir::OpSequenceIndex> &order,
const ir::OpSequences &op_seqs, const ir::LowerInfoMap &lower_info);
public:
// TODO Make it private
std::shared_ptr<TensorBuilder> tensor_builder;
std::shared_ptr<ConstantInitializer> constant_initializer;
std::shared_ptr<KernelGenerator> kernel_gen;
private:
// NOTE ruy context has a thread pool, and when multiple ruy contexts are created,
// the thread pool is also created in duplicate
// TODO Create one ruy context for session
std::shared_ptr<ExternalContext> _external_context;
};
} // namespace ruy
} // namespace backend
} // namespace onert
#endif // __ONERT_BACKEND_RUY_BACKEND_CONTEXT_H__
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