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/*
* Copyright (c) 2022 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifdef ENABLE_EXPERIMENTAL_DYNAMIC_FUSION
#ifndef ARM_COMPUTE_EXPERIMENTAL_DYNAMICFUSION_ITENSORDESCPACK_H
#define ARM_COMPUTE_EXPERIMENTAL_DYNAMICFUSION_ITENSORDESCPACK_H
#include <cstddef>
#include <unordered_map>
#include <vector>
namespace arm_compute
{
namespace experimental
{
namespace dynamic_fusion
{
template <typename TDesc>
class ITensorDescPack
{
public:
struct PackElement
{
PackElement() = default;
~PackElement() = default;
PackElement(const PackElement &) = default;
PackElement &operator=(const PackElement &) = default;
PackElement(PackElement &&) = default;
PackElement &operator=(PackElement &&) = default;
PackElement(int id, TDesc *tensor)
: id(id), tensor(tensor), ctensor(nullptr)
{
}
PackElement(int id, const TDesc *ctensor)
: id(id), tensor(nullptr), ctensor(ctensor)
{
}
int id{ -1 };
TDesc *tensor{ nullptr };
const TDesc *ctensor{ nullptr };
friend bool operator==(const PackElement &elem0, const PackElement &elem1)
{
const bool same_ctensor = (elem0.tensor == nullptr && elem1.tensor == nullptr && elem0.ctensor != nullptr && elem1.ctensor != nullptr && *elem0.ctensor == *elem1.ctensor);
const bool same_tensor = (elem0.ctensor == nullptr && elem1.ctensor == nullptr && elem0.tensor != nullptr && elem1.tensor != nullptr && *elem0.tensor == *elem1.tensor);
return elem0.id == elem1.id && (same_ctensor || same_tensor);
}
};
public:
/** Default Constructor */
ITensorDescPack() = default;
~ITensorDescPack() = default;
ITensorDescPack<TDesc>(const ITensorDescPack<TDesc> &other) = default;
ITensorDescPack<TDesc> &operator=(const ITensorDescPack<TDesc> &other) = default;
ITensorDescPack<TDesc>(ITensorDescPack<TDesc> &&other) = default;
ITensorDescPack<TDesc> &operator=(ITensorDescPack<TDesc> &&other) = default;
/** Initializer list Constructor */
ITensorDescPack(std::initializer_list<PackElement> l)
: _pack{}
{
for(auto &e : l)
{
_pack[e.id] = e;
}
}
/** Add tensor to the pack
*
* @param[in] id ID/type of the tensor to add
* @param[in] tensor Tensor to add
*/
void add_tensor(int id, TDesc *tensor)
{
_pack[id] = PackElement(id, tensor);
}
/** Add const tensor to the pack
*
* @param[in] id ID/type of the tensor to add
* @param[in] tensor Tensor to add
*/
void add_const_tensor(int id, const TDesc *tensor)
{
_pack[id] = PackElement(id, tensor);
}
/** Get tensor of a given id from the pac
*
* @param[in] id ID of tensor to extract
*
* @return The pointer to the tensor if exist and is non-const else nullptr
*/
TDesc *get_tensor(int id)
{
auto it = _pack.find(id);
return it != _pack.end() ? it->second.tensor : nullptr;
}
/** Get constant tensor of a given id
*
* @param[in] id ID of tensor to extract
*
* @return The pointer to the tensor if exist and is const else nullptr
*/
const TDesc *get_const_tensor(int id) const
{
auto it = _pack.find(id);
if(it != _pack.end())
{
return it->second.ctensor != nullptr ? it->second.ctensor : it->second.tensor;
}
return nullptr;
}
/** Remove the tensor stored with the given id
*
* @param[in] id ID of tensor to remove
*/
void remove_tensor(int id)
{
_pack.erase(id);
}
/** Pack size accessor
*
* @return Number of tensors registered to the pack
*/
size_t size() const
{
return _pack.size();
}
/** Checks if pack is empty
*
* @return True if empty else false
*/
bool empty() const
{
return _pack.empty();
}
/** Get the ACL_SRC_* tensors
*
* @return std::vector<TDesc *>
*/
std::vector<TDesc *> get_src_tensors()
{
std::vector<TDesc *> src_tensors{};
for(int id = static_cast<int>(TensorType::ACL_SRC); id <= static_cast<int>(TensorType::ACL_SRC_END); ++id)
{
auto tensor = get_tensor(id);
if(tensor != nullptr)
{
src_tensors.push_back(tensor);
}
}
return src_tensors;
}
/** Get the const ACL_SRC_* tensors
*
* @return std::vector<const TDesc *>
*/
std::vector<const TDesc *> get_const_src_tensors() const
{
std::vector<const TDesc *> src_tensors{};
for(int id = static_cast<int>(TensorType::ACL_SRC); id <= static_cast<int>(TensorType::ACL_SRC_END); ++id)
{
auto tensor = get_const_tensor(id);
if(tensor != nullptr)
{
src_tensors.push_back(tensor);
}
}
return src_tensors;
}
/** Get the ACL_DST_* tensors
*
* @return std::vector<TDesc *>
*/
std::vector<TDesc *> get_dst_tensors()
{
std::vector<TDesc *> dst_tensors{};
for(int id = static_cast<int>(TensorType::ACL_DST); id <= static_cast<int>(TensorType::ACL_DST_END); ++id)
{
auto tensor = get_tensor(id);
if(tensor != nullptr)
{
dst_tensors.push_back(tensor);
}
}
return dst_tensors;
}
/** Get the const ACL_DST_* tensors
*
* @return std::vector<const TDesc *>
*/
std::vector<const TDesc *> get_const_dst_tensors() const
{
std::vector<const TDesc *> dst_tensors{};
for(int id = static_cast<int>(TensorType::ACL_DST); id <= static_cast<int>(TensorType::ACL_DST_END); ++id)
{
auto tensor = get_const_tensor(id);
if(tensor != nullptr)
{
dst_tensors.push_back(tensor);
}
}
return dst_tensors;
}
friend bool operator==(const ITensorDescPack<TDesc> &pack0, const ITensorDescPack<TDesc> &pack1)
{
return pack0._pack == pack1._pack;
}
private:
std::unordered_map<int, PackElement> _pack{}; /**< Container with the packed tensors */
};
} // namespace dynamic_fusion
} // namespace experimental
} // namespace arm_compute
#endif //ARM_COMPUTE_EXPERIMENTAL_DYNAMICFUSION_ITENSORDESCPACK_H
#endif /* ENABLE_EXPERIMENTAL_DYNAMIC_FUSION */
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