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Diffstat (limited to 'src/armnn/backends/ITensorHandle.hpp')
-rw-r--r-- | src/armnn/backends/ITensorHandle.hpp | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/src/armnn/backends/ITensorHandle.hpp b/src/armnn/backends/ITensorHandle.hpp deleted file mode 100644 index 02f4ed6e5a..0000000000 --- a/src/armnn/backends/ITensorHandle.hpp +++ /dev/null @@ -1,73 +0,0 @@ -// -// Copyright © 2017 Arm Ltd. All rights reserved. -// SPDX-License-Identifier: MIT -// -#pragma once - -namespace armnn -{ - -class TensorShape; - -class ITensorHandle -{ -public: - enum Type - { - Cpu, - CL, - Neon - }; - - virtual ~ITensorHandle(){} - - /// Indicate to the memory manager that this resource is active. - /// This is used to compute overlapping lifetimes of resources. - virtual void Manage() = 0; - - /// Indicate to the memory manager that this resource is no longer active. - /// This is used to compute overlapping lifetimes of resources. - virtual void Allocate() = 0; - - /// Get the type backend associated with the tensor handle. - /// \return Type enum - virtual ITensorHandle::Type GetType() const = 0; - - /// Get the parent tensor if this is a subtensor. - /// \return a pointer to the parent tensor. Otherwise nullptr if not a subtensor. - virtual ITensorHandle* GetParent() const = 0; - - /// Map the tensor data for access. - /// \param blocking hint to block the calling thread until all other accesses are complete. (backend dependent) - /// \return pointer to the first element of the mapped data. - virtual const void* Map(bool blocking=true) const = 0; - - /// Unmap the tensor data - virtual void Unmap() const = 0; - - /// Map the tensor data for access. Must be paired with call to Unmap(). - /// \param blocking hint to block the calling thread until all other accesses are complete. (backend dependent) - /// \return pointer to the first element of the mapped data. - void* Map(bool blocking=true) - { - return const_cast<void*>(static_cast<const ITensorHandle*>(this)->Map(blocking)); - } - - /// Unmap the tensor data that was previously mapped with call to Map(). - void Unmap() - { - return static_cast<const ITensorHandle*>(this)->Unmap(); - } - - /// Get the strides for each dimension ordered from largest to smallest where - /// the smallest value is the same as the size of a single element in the tensor. - /// \return a TensorShape filled with the strides for each dimension - virtual TensorShape GetStrides() const = 0; - - /// Get the number of elements for each dimension orderd from slowest iterating dimension - /// to fastest iterating dimension. - /// \return a TensorShape filled with the number of elements for each dimension. - virtual TensorShape GetShape() const = 0; -}; - -} |