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/*
* Copyright (c) 2018-2019 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.
*/
#include "arm_compute/graph/Tensor.h"
namespace arm_compute
{
namespace graph
{
Tensor::Tensor(TensorID id, TensorDescriptor desc)
: _id(id), _desc(std::move(desc)), _handle(nullptr), _accessor(nullptr), _bound_edges()
{
}
TensorID Tensor::id() const
{
return _id;
}
TensorDescriptor &Tensor::desc()
{
return _desc;
}
const TensorDescriptor &Tensor::desc() const
{
return _desc;
}
void Tensor::set_handle(std::unique_ptr<ITensorHandle> backend_tensor)
{
_handle = std::move(backend_tensor);
}
ITensorHandle *Tensor::handle()
{
return _handle.get();
}
void Tensor::set_accessor(std::unique_ptr<ITensorAccessor> accessor)
{
_accessor = std::move(accessor);
}
ITensorAccessor *Tensor::accessor()
{
return _accessor.get();
}
std::unique_ptr<ITensorAccessor> Tensor::extract_accessor()
{
return std::move(_accessor);
}
bool Tensor::call_accessor()
{
// Early exit guard
if(!_accessor || !_handle)
{
return false;
}
// Map tensor
_handle->map(true);
// Return in case of null backend buffer
if(_handle->tensor().buffer() == nullptr)
{
return false;
}
// Call accessor
bool retval = _accessor->access_tensor(_handle->tensor());
// Unmap tensor
_handle->unmap();
return retval;
}
void Tensor::bind_edge(EdgeID eid)
{
_bound_edges.insert(eid);
}
void Tensor::unbind_edge(EdgeID eid)
{
_bound_edges.erase(eid);
}
std::set<EdgeID> Tensor::bound_edges() const
{
return _bound_edges;
}
} // namespace graph
} // namespace arm_compute
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