Compute Library
 22.08
NEDeviceBackend.h
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24 #ifndef ARM_COMPUTE_GRAPH_NEDEVICEBACKEND_H
25 #define ARM_COMPUTE_GRAPH_NEDEVICEBACKEND_H
26 
28 
30 
31 namespace arm_compute
32 {
33 namespace graph
34 {
35 namespace backends
36 {
37 /** CPU device backend */
38 class NEDeviceBackend final : public IDeviceBackend
39 {
40 public:
42 
43  // Inherited overridden methods
44  void initialize_backend() override;
45  void setup_backend_context(GraphContext &ctx) override;
46  void release_backend_context(GraphContext &ctx) override;
47  bool is_backend_supported() override;
48  IAllocator *backend_allocator() override;
49  std::unique_ptr<ITensorHandle> create_tensor(const Tensor &tensor) override;
50  std::unique_ptr<ITensorHandle> create_subtensor(ITensorHandle *parent, TensorShape shape, Coordinates coords, bool extend_parent) override;
51  std::unique_ptr<arm_compute::IFunction> configure_node(INode &node, GraphContext &ctx) override;
52  Status validate_node(INode &node) override;
53  std::shared_ptr<arm_compute::IMemoryManager> create_memory_manager(MemoryManagerAffinity affinity) override;
54  std::shared_ptr<arm_compute::IWeightsManager> create_weights_manager() override;
55  void sync() override;
56 
57 private:
58  Allocator _allocator; /**< Backend allocator */
59 };
60 } // namespace backends
61 } // namespace graph
62 } // namespace arm_compute
63 #endif //ARM_COMPUTE_GRAPH_NEDEVICEBACKEND_H
std::shared_ptr< arm_compute::IMemoryManager > create_memory_manager(MemoryManagerAffinity affinity) override
Create a backend memory manager given its affinity.
Shape of a tensor.
Definition: TensorShape.h:39
IAllocator * backend_allocator() override
Gets a backend memory allocator.
Status validate_node(INode &node) override
Validate a node.
void initialize_backend() override
Initializes the backend.
std::unique_ptr< ITensorHandle > create_tensor(const Tensor &tensor) override
Create a backend Tensor.
Status class.
Definition: Error.h:52
std::shared_ptr< arm_compute::IWeightsManager > create_weights_manager() override
Create a backend weights manager.
Copyright (c) 2017-2022 Arm Limited.
bool is_backend_supported() override
Checks if an instantiated backend is actually supported.
void sync() override
Synchronize kernels execution on the backend.
Node interface.
Definition: INode.h:46
Coordinates of an item.
Definition: Coordinates.h:37
std::unique_ptr< arm_compute::IFunction > configure_node(INode &node, GraphContext &ctx) override
Configure a backend Node.
Tensor handle interface object.
Definition: ITensorHandle.h:38
std::unique_ptr< ITensorHandle > create_subtensor(ITensorHandle *parent, TensorShape shape, Coordinates coords, bool extend_parent) override
Create a backend Sub-Tensor.
Allocator interface.
Definition: IAllocator.h:35
Default malloc allocator implementation.
Definition: Allocator.h:36
void release_backend_context(GraphContext &ctx) override
Release the backend specific resources associated to a given graph context.
void setup_backend_context(GraphContext &ctx) override
Setups the given graph context.
MemoryManagerAffinity
Backend Memory Manager affinity.
Definition: Types.h:253
Tensor object.
Definition: Tensor.h:41