Compute Library
 21.11
CLTensorHandle.cpp
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25 
27 
28 namespace arm_compute
29 {
30 namespace graph
31 {
32 namespace backends
33 {
35  : _tensor()
36 {
37  _tensor.allocator()->init(info);
38 }
39 
41 {
42  _tensor.allocator()->allocate();
43 }
44 
46 {
47  _tensor.allocator()->free();
48 }
49 
51 {
52  if(mg != nullptr)
53  {
54  mg->manage(&_tensor);
55  }
56 }
57 
58 void CLTensorHandle::map(bool blocking)
59 {
60  _tensor.map(blocking);
61 }
62 
64 {
65  _tensor.unmap();
66 }
67 
69 {
70  // TODO (geopin01): Release tensor only if all sub-tensors are marked as not used
71  if(!_tensor.is_used())
72  {
73  _tensor.allocator()->free();
74  }
75 }
76 
78 {
79  return _tensor;
80 }
81 
83 {
84  return _tensor;
85 }
86 
88 {
89  return this;
90 }
91 
93 {
94  return false;
95 }
96 
98 {
99  return Target::CL;
100 }
101 } // namespace backends
102 } // namespace graph
103 } // namespace arm_compute
Memory group interface.
Definition: IMemoryGroup.h:37
void unmap() override
Un-maps a backend tensor object.
arm_compute::ITensor & tensor() override
Backend tensor object accessor.
CLTensorHandle(const ITensorInfo &info)
Default Constructor.
void release_if_unused() override
Releases backend tensor if is marked as unused.
bool is_used() const
Flags if the tensor is used or not.
Definition: ITensor.cpp:163
void map(bool blocking) override
Maps backend tensor object.
Store the tensor's metadata.
Definition: ITensorInfo.h:40
CLTensorAllocator * allocator()
Return a pointer to the tensor's allocator.
Definition: CLTensor.cpp:61
bool is_subtensor() const override
Checks if a backing tensor is a sub-tensor object or not.
Interface for CPU tensor.
Definition: ITensor.h:36
void init(const TensorInfo &input, size_t alignment=0)
Initialize a tensor based on the passed TensorInfo.
Copyright (c) 2017-2021 Arm Limited.
void map(bool blocking=true)
Enqueue a map operation of the allocated buffer.
Definition: CLTensor.cpp:66
Target target() const override
Returns target type.
Tensor handle interface object.
Definition: ITensorHandle.h:38
void allocate() override
Allocate size specified by TensorInfo of OpenCL memory.
ScaleKernelInfo info(interpolation_policy, default_border_mode, PixelValue(), sampling_policy, false)
ITensorHandle * parent_handle() override
Return the parent tensor handle if is a subtensor else this.
void free() override
Free allocated OpenCL memory.
void free() override
Allocates backend memory for the handle.
void manage(IMemoryGroup *mg) override
Set backend tensor to be managed by a memory group.
virtual void manage(IMemoryManageable *obj)=0
Sets a object to be managed by the given memory group.
OpenCL capable target device.
void unmap()
Enqueue an unmap operation of the allocated and mapped buffer.
Definition: CLTensor.cpp:71
void allocate() override
Allocates backend memory for the handle.