diff options
author | David Beck <david.beck@arm.com> | 2018-09-24 15:59:27 +0100 |
---|---|---|
committer | Matthew Bentham <matthew.bentham@arm.com> | 2018-10-10 16:16:57 +0100 |
commit | 0dbe0ee25312b728d77383d11c465156e64ae757 (patch) | |
tree | af37a9802e3ad551e1bf63f7636508cde7a41643 /src/backends/neon/NeonTensorHandle.hpp | |
parent | b4540bef0b0327683fe8e63f727c1212800dc2a9 (diff) | |
download | armnn-0dbe0ee25312b728d77383d11c465156e64ae757.tar.gz |
IVGCVSW-1899 : Neon backend folder structure
armnn:149855
Change-Id: I26e8cf83422a65049386a5ebdb6d0001627aefaa
Diffstat (limited to 'src/backends/neon/NeonTensorHandle.hpp')
-rw-r--r-- | src/backends/neon/NeonTensorHandle.hpp | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/src/backends/neon/NeonTensorHandle.hpp b/src/backends/neon/NeonTensorHandle.hpp new file mode 100644 index 0000000000..655427859b --- /dev/null +++ b/src/backends/neon/NeonTensorHandle.hpp @@ -0,0 +1,142 @@ +// +// Copyright © 2017 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// +#pragma once + +#include <backends/OutputHandler.hpp> +#include <backends/aclCommon/ArmComputeTensorUtils.hpp> + +#include <arm_compute/runtime/MemoryGroup.h> +#include <arm_compute/runtime/IMemoryGroup.h> +#include <arm_compute/runtime/Tensor.h> +#include <arm_compute/runtime/SubTensor.h> +#include <arm_compute/core/TensorShape.h> +#include <arm_compute/core/Coordinates.h> + +#include <boost/polymorphic_pointer_cast.hpp> + +namespace armnn +{ + +class INeonTensorHandle : public ITensorHandle +{ +public: + virtual arm_compute::ITensor& GetTensor() = 0; + virtual arm_compute::ITensor const& GetTensor() const = 0; + virtual arm_compute::DataType GetDataType() const = 0; + virtual void SetMemoryGroup(const std::shared_ptr<arm_compute::IMemoryGroup>& memoryGroup) = 0; +}; + +class NeonTensorHandle : public INeonTensorHandle +{ +public: + NeonTensorHandle(const TensorInfo& tensorInfo) + { + armnn::armcomputetensorutils::BuildArmComputeTensor(m_Tensor, tensorInfo); + } + + NeonTensorHandle(const TensorInfo& tensorInfo, DataLayout dataLayout) + { + armnn::armcomputetensorutils::BuildArmComputeTensor(m_Tensor, tensorInfo, dataLayout); + } + + arm_compute::ITensor& GetTensor() override { return m_Tensor; } + arm_compute::ITensor const& GetTensor() const override { return m_Tensor; } + + virtual void Allocate() override + { + armnn::armcomputetensorutils::InitialiseArmComputeTensorEmpty(m_Tensor); + }; + + virtual void Manage() override + { + BOOST_ASSERT(m_MemoryGroup != nullptr); + m_MemoryGroup->manage(&m_Tensor); + } + + virtual ITensorHandle::Type GetType() const override { return ITensorHandle::Neon; } + + virtual ITensorHandle* GetParent() const override { return nullptr; } + + virtual arm_compute::DataType GetDataType() const override + { + return m_Tensor.info()->data_type(); + } + + virtual void SetMemoryGroup(const std::shared_ptr<arm_compute::IMemoryGroup>& memoryGroup) override + { + m_MemoryGroup = boost::polymorphic_pointer_downcast<arm_compute::MemoryGroup>(memoryGroup); + } + + virtual const void* Map(bool /* blocking = true */) const override + { + return static_cast<const void*>(m_Tensor.buffer() + m_Tensor.info()->offset_first_element_in_bytes()); + } + virtual void Unmap() const override {} + + + TensorShape GetStrides() const override + { + return armcomputetensorutils::GetStrides(m_Tensor.info()->strides_in_bytes()); + } + + TensorShape GetShape() const override + { + return armcomputetensorutils::GetShape(m_Tensor.info()->tensor_shape()); + } + +private: + arm_compute::Tensor m_Tensor; + std::shared_ptr<arm_compute::MemoryGroup> m_MemoryGroup; +}; + +class NeonSubTensorHandle : public INeonTensorHandle +{ +public: + NeonSubTensorHandle(INeonTensorHandle* parent, + const arm_compute::TensorShape& shape, + const arm_compute::Coordinates& coords) + : m_Tensor(&parent->GetTensor(), shape, coords) + { + parentHandle = parent; + } + + arm_compute::ITensor& GetTensor() override { return m_Tensor; } + arm_compute::ITensor const& GetTensor() const override { return m_Tensor; } + + virtual void Allocate() override {} + virtual void Manage() override {} + + virtual ITensorHandle::Type GetType() const override { return ITensorHandle::Neon; } + + virtual ITensorHandle* GetParent() const override { return parentHandle; } + + virtual arm_compute::DataType GetDataType() const override + { + return m_Tensor.info()->data_type(); + } + + virtual void SetMemoryGroup(const std::shared_ptr<arm_compute::IMemoryGroup>&) override {} + + virtual const void* Map(bool /* blocking = true */) const override + { + return static_cast<const void*>(m_Tensor.buffer() + m_Tensor.info()->offset_first_element_in_bytes()); + } + virtual void Unmap() const override {} + + TensorShape GetStrides() const override + { + return armcomputetensorutils::GetStrides(m_Tensor.info()->strides_in_bytes()); + } + + TensorShape GetShape() const override + { + return armcomputetensorutils::GetShape(m_Tensor.info()->tensor_shape()); + } +private: + arm_compute::SubTensor m_Tensor; + ITensorHandle* parentHandle = nullptr; +}; + +} |