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lixian authored 2021-03-22 22:12 . fix write for bit endian devices
/**
* Copyright 2020 Huawei Technologies Co., Ltd
*
* 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 MINDSPORE_LITE_INCLUDE_MS_TENSOR_H_
#define MINDSPORE_LITE_INCLUDE_MS_TENSOR_H_
#include "include/lite_utils.h"
#include "ir/dtype/type_id.h"
namespace mindspore {
namespace tensor {
/// \brief MSTensor defined tensor in MindSpore Lite.
class MS_API MSTensor {
public:
/// \brief Constructor of MindSpore Lite MSTensor.
///
/// \return Instance of MindSpore Lite MSTensor.
MSTensor() = default;
/// \brief Destructor of MindSpore Lite Model.
virtual ~MSTensor() = default;
/// \brief Create a MSTensor.
///
/// \return Pointer to an instance of MindSpore Lite MSTensor.
static MSTensor *CreateTensor(const String &name, TypeId type, const Vector<int> &shape, const void *data,
size_t data_len);
/// \brief Get data type of the MindSpore Lite MSTensor.
///
/// \note TypeId is defined in mindspore/mindspore/include/api/type_id.h. Only number types in TypeId enum are
/// suitable for MSTensor.
///
/// \return MindSpore Lite TypeId of the MindSpore Lite MSTensor.
virtual TypeId data_type() const = 0;
/// \brief Get shape of the MindSpore Lite MSTensor.
///
/// \return A vector of int as the shape of the MindSpore Lite MSTensor.
virtual Vector<int> shape() const = 0;
/// \brief Set the shape of MSTensor.
virtual void set_shape(const Vector<int> &shape) = 0;
/// \brief Get number of element in MSTensor.
///
/// \return Number of element in MSTensor.
virtual int ElementsNum() const = 0;
/// \brief Get byte size of data in MSTensor.
///
/// \return Byte size of data in MSTensor.
virtual size_t Size() const = 0;
/// \brief Get the name of MSTensor.
///
/// \return the name of MSTensor.
virtual String tensor_name() const = 0;
/// \brief Set the name of MSTensor.
virtual void set_tensor_name(const String &name) = 0;
/// \brief Get the pointer of data in MSTensor.
///
/// \note The data pointer can be used to both write and read data in MSTensor. The memory buffer will be
/// automatically allocated.
///
/// \return the pointer points to data in MSTensor.
virtual void *MutableData() = 0;
/// \brief Get the pointer of data in MSTensor.
///
/// \note The data pointer can be used to both write and read data in MSTensor. No memory buffer will be
/// allocated.
///
/// \return the pointer points to data in MSTensor.
virtual void *data() = 0;
/// \brief Set the data of MSTensor.
virtual void set_data(void *data) = 0;
};
} // namespace tensor
} // namespace mindspore
#endif // MINDSPORE_LITE_INCLUDE_MS_TENSOR_H_
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mindspore
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