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/*
* Copyright (c) 2018 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_IKERNEL_GENERATOR_H__
#define __ONERT_BACKEND_IKERNEL_GENERATOR_H__
#include <assert.h>
#include <memory>
#include <functional>
#include "ITensorBuilder.h"
#include "ir/OperationVisitor.h"
#include "ir/OpSequence.h"
#include <memory>
#include "exec/FunctionSequence.h"
namespace onert
{
namespace backend
{
class IKernelGenerator : public ir::OperationVisitor
{
public:
virtual ~IKernelGenerator() = default;
std::unique_ptr<exec::IFunction> releaseFunction()
{
assert(_return_fn);
return std::move(_return_fn);
}
std::unique_ptr<exec::FunctionSequence> generate(const ir::OpSequence &op_seq)
{
op_seq.accept(*this);
return std::move(_return_fn_seq);
}
protected:
using OperationVisitor::visit;
void visit(const ir::OpSequence &) override
{
throw std::runtime_error("KernelGenerator: NYI for operation 'OpSequence'");
}
#define OP(InternalName) \
void visit(const ir::operation::InternalName &) override \
{ \
throw std::runtime_error("KernelGenerator: NYI for operation '" #InternalName "'"); \
}
#include "ir/Operations.lst"
#undef OP
protected:
std::unique_ptr<exec::IFunction> _return_fn;
std::unique_ptr<exec::FunctionSequence> _return_fn_seq; // TODO Extract this out
};
} // namespace backend
} // namespace onert
#endif // __ONERT_BACKEND_IKERNEL_GENERATOR_H__
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