Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | #include "RefTensorHandle.hpp" |
| 6 | |
| 7 | namespace armnn |
| 8 | { |
| 9 | |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 10 | RefTensorHandle::RefTensorHandle(const TensorInfo &tensorInfo, std::shared_ptr<RefMemoryManager> &memoryManager): |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 11 | m_TensorInfo(tensorInfo), |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 12 | m_MemoryManager(memoryManager), |
| 13 | m_Pool(nullptr), |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 14 | m_UnmanagedMemory(nullptr), |
| 15 | m_ImportFlags(static_cast<MemorySourceFlags>(MemorySource::Undefined)), |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 16 | m_Imported(false), |
| 17 | m_IsImportEnabled(false) |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 18 | { |
| 19 | |
| 20 | } |
| 21 | |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 22 | RefTensorHandle::RefTensorHandle(const TensorInfo& tensorInfo, |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 23 | MemorySourceFlags importFlags) |
| 24 | : m_TensorInfo(tensorInfo), |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 25 | m_Pool(nullptr), |
| 26 | m_UnmanagedMemory(nullptr), |
| 27 | m_ImportFlags(importFlags), |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 28 | m_Imported(false), |
| 29 | m_IsImportEnabled(true) |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 30 | { |
| 31 | |
| 32 | } |
| 33 | |
| 34 | RefTensorHandle::~RefTensorHandle() |
| 35 | { |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 36 | if (!m_Pool) |
| 37 | { |
| 38 | // unmanaged |
Ferran Balaguer | 1cd451c | 2019-08-22 14:09:44 +0100 | [diff] [blame] | 39 | if (!m_Imported) |
| 40 | { |
| 41 | ::operator delete(m_UnmanagedMemory); |
| 42 | } |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 43 | } |
| 44 | } |
| 45 | |
| 46 | void RefTensorHandle::Manage() |
| 47 | { |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 48 | if (!m_IsImportEnabled) |
| 49 | { |
| 50 | ARMNN_ASSERT_MSG(!m_Pool, "RefTensorHandle::Manage() called twice"); |
| 51 | ARMNN_ASSERT_MSG(!m_UnmanagedMemory, "RefTensorHandle::Manage() called after Allocate()"); |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 52 | |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 53 | m_Pool = m_MemoryManager->Manage(m_TensorInfo.GetNumBytes()); |
| 54 | } |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 55 | } |
| 56 | |
| 57 | void RefTensorHandle::Allocate() |
| 58 | { |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 59 | // If import is enabled, do not allocate the tensor |
| 60 | if (!m_IsImportEnabled) |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 61 | { |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 62 | |
| 63 | if (!m_UnmanagedMemory) |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 64 | { |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 65 | if (!m_Pool) |
| 66 | { |
| 67 | // unmanaged |
| 68 | m_UnmanagedMemory = ::operator new(m_TensorInfo.GetNumBytes()); |
| 69 | } |
| 70 | else |
| 71 | { |
| 72 | m_MemoryManager->Allocate(m_Pool); |
| 73 | } |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 74 | } |
| 75 | else |
| 76 | { |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 77 | throw InvalidArgumentException("RefTensorHandle::Allocate Trying to allocate a RefTensorHandle" |
| 78 | "that already has allocated memory."); |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 79 | } |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 80 | } |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 81 | } |
| 82 | |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 83 | const void* RefTensorHandle::Map(bool /*unused*/) const |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 84 | { |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 85 | return GetPointer(); |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 86 | } |
| 87 | |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 88 | void* RefTensorHandle::GetPointer() const |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 89 | { |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 90 | if (m_UnmanagedMemory) |
| 91 | { |
| 92 | return m_UnmanagedMemory; |
| 93 | } |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 94 | else if (m_Pool) |
| 95 | { |
| 96 | return m_MemoryManager->GetPointer(m_Pool); |
| 97 | } |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 98 | else |
| 99 | { |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 100 | throw NullPointerException("RefTensorHandle::GetPointer called on unmanaged, unallocated tensor handle"); |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 101 | } |
Matthew Bentham | 4cefc41 | 2019-06-18 16:14:34 +0100 | [diff] [blame] | 102 | } |
| 103 | |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 104 | void RefTensorHandle::CopyOutTo(void* dest) const |
| 105 | { |
| 106 | const void *src = GetPointer(); |
Narumol Prangnawarat | ac2770a | 2020-04-01 16:51:23 +0100 | [diff] [blame] | 107 | ARMNN_ASSERT(src); |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 108 | memcpy(dest, src, m_TensorInfo.GetNumBytes()); |
| 109 | } |
| 110 | |
| 111 | void RefTensorHandle::CopyInFrom(const void* src) |
| 112 | { |
| 113 | void *dest = GetPointer(); |
Narumol Prangnawarat | ac2770a | 2020-04-01 16:51:23 +0100 | [diff] [blame] | 114 | ARMNN_ASSERT(dest); |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 115 | memcpy(dest, src, m_TensorInfo.GetNumBytes()); |
| 116 | } |
| 117 | |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 118 | bool RefTensorHandle::Import(void* memory, MemorySource source) |
| 119 | { |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 120 | if (m_ImportFlags & static_cast<MemorySourceFlags>(source)) |
| 121 | { |
Narumol Prangnawarat | 3b90af6 | 2020-06-26 11:00:21 +0100 | [diff] [blame] | 122 | if (m_IsImportEnabled && source == MemorySource::Malloc) |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 123 | { |
Aron Virginas-Tar | d9f7c8b | 2019-09-13 13:37:03 +0100 | [diff] [blame] | 124 | // Check memory alignment |
| 125 | constexpr uintptr_t alignment = sizeof(size_t); |
| 126 | if (reinterpret_cast<uintptr_t>(memory) % alignment) |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 127 | { |
Ferran Balaguer | 1cd451c | 2019-08-22 14:09:44 +0100 | [diff] [blame] | 128 | if (m_Imported) |
| 129 | { |
| 130 | m_Imported = false; |
| 131 | m_UnmanagedMemory = nullptr; |
| 132 | } |
| 133 | |
Ferran Balaguer | bfeb271 | 2019-08-07 15:14:56 +0100 | [diff] [blame] | 134 | return false; |
| 135 | } |
| 136 | |
| 137 | // m_UnmanagedMemory not yet allocated. |
| 138 | if (!m_Imported && !m_UnmanagedMemory) |
| 139 | { |
| 140 | m_UnmanagedMemory = memory; |
| 141 | m_Imported = true; |
| 142 | return true; |
| 143 | } |
| 144 | |
| 145 | // m_UnmanagedMemory initially allocated with Allocate(). |
| 146 | if (!m_Imported && m_UnmanagedMemory) |
| 147 | { |
| 148 | return false; |
| 149 | } |
| 150 | |
| 151 | // m_UnmanagedMemory previously imported. |
| 152 | if (m_Imported) |
| 153 | { |
| 154 | m_UnmanagedMemory = memory; |
| 155 | return true; |
| 156 | } |
| 157 | } |
| 158 | } |
| 159 | |
| 160 | return false; |
| 161 | } |
| 162 | |
Matthew Bentham | 7c1603a | 2019-06-21 17:22:23 +0100 | [diff] [blame] | 163 | } |