From 6940dd720ebb6b3d1df8ca203ab696daefe58189 Mon Sep 17 00:00:00 2001 From: Jim Flynn Date: Fri, 20 Mar 2020 12:25:56 +0000 Subject: renamed Documentation folder 20.02 and added .nojekyll file Signed-off-by: Jim Flynn --- 20.02/_ref_tensor_handle_8hpp_source.xhtml | 138 +++++++++++++++++++++++++++++ 1 file changed, 138 insertions(+) create mode 100644 20.02/_ref_tensor_handle_8hpp_source.xhtml (limited to '20.02/_ref_tensor_handle_8hpp_source.xhtml') diff --git a/20.02/_ref_tensor_handle_8hpp_source.xhtml b/20.02/_ref_tensor_handle_8hpp_source.xhtml new file mode 100644 index 0000000000..4994968b21 --- /dev/null +++ b/20.02/_ref_tensor_handle_8hpp_source.xhtml @@ -0,0 +1,138 @@ + + + + + + + + + + + + + +ArmNN: src/backends/reference/RefTensorHandle.hpp Source File + + + + + + + + + + + + + + + + +
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RefTensorHandle.hpp
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+Go to the documentation of this file.
1 //
2 // Copyright © 2017 Arm Ltd. All rights reserved.
3 // SPDX-License-Identifier: MIT
4 //
5 #pragma once
6 
7 #include <backendsCommon/CpuTensorHandle.hpp>
8 
9 #include "RefMemoryManager.hpp"
10 
11 namespace armnn
12 {
13 
14 // An implementation of ITensorHandle with simple "bump the pointer" memory-management behaviour
15 class RefTensorHandle : public ITensorHandle
16 {
17 public:
18  RefTensorHandle(const TensorInfo& tensorInfo, std::shared_ptr<RefMemoryManager> &memoryManager);
19 
20  RefTensorHandle(const TensorInfo& tensorInfo, std::shared_ptr<RefMemoryManager> &memoryManager,
21  MemorySourceFlags importFlags);
22 
23  ~RefTensorHandle();
24 
25  virtual void Manage() override;
26 
27  virtual void Allocate() override;
28 
29  virtual ITensorHandle* GetParent() const override
30  {
31  return nullptr;
32  }
33 
34  virtual const void* Map(bool /* blocking = true */) const override;
35  using ITensorHandle::Map;
36 
37  virtual void Unmap() const override
38  {}
39 
40  TensorShape GetStrides() const override
41  {
42  return GetUnpaddedTensorStrides(m_TensorInfo);
43  }
44 
45  TensorShape GetShape() const override
46  {
47  return m_TensorInfo.GetShape();
48  }
49 
50  const TensorInfo& GetTensorInfo() const
51  {
52  return m_TensorInfo;
53  }
54 
55  virtual MemorySourceFlags GetImportFlags() const override
56  {
57  return m_ImportFlags;
58  }
59 
60  virtual bool Import(void* memory, MemorySource source) override;
61 
62 private:
63  // Only used for testing
64  void CopyOutTo(void*) const override;
65  void CopyInFrom(const void*) override;
66 
67  void* GetPointer() const;
68 
69  RefTensorHandle(const RefTensorHandle& other) = delete; // noncopyable
70  RefTensorHandle& operator=(const RefTensorHandle& other) = delete; //noncopyable
71 
72  TensorInfo m_TensorInfo;
73 
74  std::shared_ptr<RefMemoryManager> m_MemoryManager;
75  RefMemoryManager::Pool* m_Pool;
76  mutable void *m_UnmanagedMemory;
77  MemorySourceFlags m_ImportFlags;
78  bool m_Imported;
79 };
80 
81 }
armnn::RefTensorHandle::Unmap
virtual void Unmap() const override
Unmap the tensor data.
Definition: RefTensorHandle.hpp:37
+
armnn::TensorInfo::GetShape
const TensorShape & GetShape() const
Definition: Tensor.hpp:88
+ + + +
armnn::RefTensorHandle::Map
virtual const void * Map(bool) const override
Map the tensor data for access.
Definition: RefTensorHandle.cpp:74
+
armnn::MemorySourceFlags
unsigned int MemorySourceFlags
Definition: MemorySources.hpp:21
+
armnn
Copyright (c) 2020 ARM Limited.
Definition: 00_introduction.dox:25
+ + +
armnn::RefTensorHandle::Allocate
virtual void Allocate() override
Indicate to the memory manager that this resource is no longer active.
Definition: RefTensorHandle.cpp:53
+
armnn::RefTensorHandle::RefTensorHandle
RefTensorHandle(const TensorInfo &tensorInfo, std::shared_ptr< RefMemoryManager > &memoryManager)
Definition: RefTensorHandle.cpp:10
+
armnn::RefTensorHandle::GetImportFlags
virtual MemorySourceFlags GetImportFlags() const override
Get flags describing supported import sources.
Definition: RefTensorHandle.hpp:55
+
armnn::RefTensorHandle::GetShape
TensorShape GetShape() const override
Get the number of elements for each dimension ordered from slowest iterating dimension to fastest ite...
Definition: RefTensorHandle.hpp:45
+
RefMemoryManager.hpp
+
armnn::GetUnpaddedTensorStrides
TensorShape GetUnpaddedTensorStrides(const TensorInfo &tensorInfo)
Definition: CpuTensorHandle.cpp:15
+
armnn::RefTensorHandle::GetStrides
TensorShape GetStrides() const override
Get the strides for each dimension ordered from largest to smallest where the smallest value is the s...
Definition: RefTensorHandle.hpp:40
+
CpuTensorHandle.hpp
+
armnn::ITensorHandle::Map
virtual const void * Map(bool blocking=true) const =0
Map the tensor data for access.
+
armnn::RefTensorHandle::GetTensorInfo
const TensorInfo & GetTensorInfo() const
Definition: RefTensorHandle.hpp:50
+ +
armnn::RefTensorHandle::Import
virtual bool Import(void *memory, MemorySource source) override
Import externally allocated memory.
Definition: RefTensorHandle.cpp:106
+
armnn::RefTensorHandle::Manage
virtual void Manage() override
Indicate to the memory manager that this resource is active.
Definition: RefTensorHandle.cpp:45
+
armnn::RefTensorHandle::GetParent
virtual ITensorHandle * GetParent() const override
Get the parent tensor if this is a subtensor.
Definition: RefTensorHandle.hpp:29
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