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/*
* Copyright (c) 2019 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.
*/
#include "ConstantInitializer.h"
#include "Tensor.h"
namespace onert
{
namespace backend
{
namespace cpu
{
ConstantInitializer::ConstantInitializer(const ir::Operands &operands,
const std::shared_ptr<TensorBuilder> &tensor_builder)
: IConstantInitializer{operands}, _tensor_builder{tensor_builder}
{
// DO NOTHING
}
void ConstantInitializer::registerDefaultInitializer(const ir::OperandIndex &index,
const ir::Operand &obj)
{
registerExternalInitializer(index, obj);
}
void ConstantInitializer::registerExternalInitializer(const ir::OperandIndex &index,
const ir::Operand &obj)
{
// For only CONSTANTS
// TODO Add to check if tensor has been allocated
if (!obj.isConstant())
return;
_init_map[index] = [](const onert::ir::Operand &model_obj, onert::backend::ITensor &itensor) {
auto data = model_obj.shareData();
assert(data && data->base());
ExternalTensor &tensor = dynamic_cast<ExternalTensor &>(itensor);
tensor.setData(data);
};
}
void ConstantInitializer::visit(const ir::operation::Conv2D &node)
{
const auto &kernel_index = node.getInputs().at(ir::operation::Conv2D::KERNEL);
const auto &kernel_obj = _operands.at(kernel_index);
registerExternalInitializer(kernel_index, kernel_obj);
const auto &bias_index = node.getInputs().at(ir::operation::Conv2D::BIAS);
const auto &bias_obj = _operands.at(bias_index);
registerExternalInitializer(bias_index, bias_obj);
}
void ConstantInitializer::visit(const ir::operation::DepthwiseConv2D &node)
{
const auto &kernel_index = node.getInputs().at(ir::operation::DepthwiseConv2D::KERNEL);
const auto &kernel_obj = _operands.at(kernel_index);
registerExternalInitializer(kernel_index, kernel_obj);
const auto &bias_index = node.getInputs().at(ir::operation::DepthwiseConv2D::BIAS);
const auto &bias_obj = _operands.at(bias_index);
registerExternalInitializer(bias_index, bias_obj);
}
void ConstantInitializer::visit(const ir::operation::FullyConnected &node)
{
const auto &weight_index = node.getInputs().at(ir::operation::FullyConnected::WEIGHT);
const auto &weight_obj = _operands.at(weight_index);
registerExternalInitializer(weight_index, weight_obj);
const auto &bias_index = node.getInputs().at(ir::operation::FullyConnected::BIAS);
if (!bias_index.undefined())
{
const auto &bias_obj = _operands.at(bias_index);
registerExternalInitializer(bias_index, bias_obj);
}
}
} // namespace cpu
} // namespace backend
} // namespace onert
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