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/*
* Copyright (c) 2021 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.
*/
#ifndef SRC_COMMON_MEMORY_HELPERS_H
#define SRC_COMMON_MEMORY_HELPERS_H
#include "arm_compute/core/ITensorPack.h"
#include "arm_compute/core/TensorInfo.h"
#include "arm_compute/core/experimental/Types.h"
#include "arm_compute/runtime/MemoryGroup.h"
#include <memory>
#include <utility>
#include <vector>
namespace arm_compute
{
inline int offset_int_vec(int offset)
{
return ACL_INT_VEC + offset;
}
template <typename TensorType>
using WorkspaceData = std::vector<std::pair<int, std::unique_ptr<TensorType>>>;
template <typename TensorType>
WorkspaceData<TensorType> manage_workspace(const experimental::MemoryRequirements &mem_reqs,
MemoryGroup &mgroup,
ITensorPack &run_pack)
{
ITensorPack dummy_pack = ITensorPack();
return manage_workspace<TensorType>(mem_reqs, mgroup, run_pack, dummy_pack);
}
template <typename TensorType>
WorkspaceData<TensorType> manage_workspace(const experimental::MemoryRequirements &mem_reqs,
MemoryGroup &mgroup,
ITensorPack &run_pack, ITensorPack &prep_pack)
{
WorkspaceData<TensorType> workspace_memory;
for(const auto &req : mem_reqs)
{
if(req.size == 0)
{
continue;
}
const auto aux_info = TensorInfo{ TensorShape(req.size), 1, DataType::U8 };
workspace_memory.emplace_back(req.slot, std::make_unique<TensorType>());
auto aux_tensor = workspace_memory.back().second.get();
ARM_COMPUTE_ERROR_ON_NULLPTR(aux_tensor);
aux_tensor->allocator()->init(aux_info);
if(req.lifetime == experimental::MemoryLifetime::Temporary)
{
mgroup.manage(aux_tensor);
}
else
{
prep_pack.add_tensor(req.slot, aux_tensor);
}
run_pack.add_tensor(req.slot, aux_tensor);
}
for(auto &mem : workspace_memory)
{
auto tensor = mem.second.get();
tensor->allocator()->allocate();
}
return workspace_memory;
}
} // namespace arm_compute
#endif /* SRC_COMMON_MEMORY_HELPERS_H */
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