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1 /**
2  * Copyright 2019-2021 Huawei Technologies Co., Ltd
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef MINDSPORE_DEVICE_TENSOR_H
18 #define MINDSPORE_DEVICE_TENSOR_H
19 
20 #include <string>
21 #include <vector>
22 #include <memory>
23 #include <map>
24 #include <utility>
25 #include "ir/dtype.h"
26 #include "ir/device_sync.h"
27 #include "utils/shape_utils.h"
28 
29 namespace mindspore {
30 namespace device {
31 class Bucket;
32 namespace cpu {
33 class CPUSimpleMemPlan;
34 class CPUMemoryManager;
35 class CPUKernelRuntime;
36 class CPUDeviceContext;
37 }  // namespace cpu
38 namespace ascend {
39 class AscendKernelRuntime;
40 class AscendMemoryManager;
41 #ifndef ENABLE_SECURITY
42 class DataDumper;
43 #endif
44 namespace tasksink {
45 class TaskGenerator;
46 }  // namespace tasksink
47 }  // namespace ascend
48 namespace gpu {
49 class GPUKernelRuntime;
50 class GPUMemoryManager;
51 class GPUDeviceContext;
52 }  // namespace gpu
53 }  // namespace device
54 }  // namespace mindspore
55 
56 namespace mindspore {
57 namespace device {
58 using KernelWithIndex = std::pair<AnfNodePtr, size_t>;
59 enum class DeviceAddressStatus { kInDevice, kInHost, kInDeviceToHost, kInHostToDevice };
60 enum class DeviceAddressType { kUnknown, kAscend, kCPU, kGPU };
61 static const std::map<DeviceAddressType, std::string> kDeviceTypeToName = {{DeviceAddressType::kUnknown, "Unknown"},
62                                                                            {DeviceAddressType::kAscend, "Ascend"},
63                                                                            {DeviceAddressType::kCPU, "CPU"},
64                                                                            {DeviceAddressType::kGPU, "GPU"}};
65 
66 class DeviceAddress : public mindspore::DeviceSync {
67  public:
DeviceAddress(void * ptr,size_t size)68   explicit DeviceAddress(void *ptr, size_t size) : ptr_(ptr), size_(size) {}
DeviceAddress(void * ptr,size_t size,const string & format,TypeId type_id)69   explicit DeviceAddress(void *ptr, size_t size, const string &format, TypeId type_id)
70       : ptr_(ptr), size_(size), format_(format), type_id_(type_id) {}
DeviceAddress(void * ptr,size_t size,const std::string & format,TypeId type_id,const KernelWithIndex & node_index)71   explicit DeviceAddress(void *ptr, size_t size, const std::string &format, TypeId type_id,
72                          const KernelWithIndex &node_index)
73       : ptr_(ptr), size_(size), format_(format), type_id_(type_id), node_index_(node_index) {}
~DeviceAddress()74   virtual ~DeviceAddress() { ptr_ = nullptr; }
GetPtr()75   const void *GetPtr() const { return ptr_; }
GetSize()76   size_t GetSize() const { return size_; }
SetSize(size_t size)77   void SetSize(size_t size) { size_ = size; }
format()78   std::string format() const { return format_; }
type_id()79   TypeId type_id() const { return type_id_; }
from_mem_pool()80   bool from_mem_pool() const { return from_mem_pool_; }
set_host_shape(const ShapeVector & shape)81   void set_host_shape(const ShapeVector &shape) { host_shape_ = shape; }
set_status(DeviceAddressStatus status)82   virtual void set_status(DeviceAddressStatus status) {}
status()83   virtual DeviceAddressStatus status() const { return DeviceAddressStatus::kInDevice; }
DeviceType()84   virtual DeviceAddressType DeviceType() const { return DeviceAddressType::kUnknown; }
GetMutablePtr()85   void *GetMutablePtr() const override { return ptr_; }
SetNodeIndex(const AnfNodePtr & node,size_t out_index)86   virtual void SetNodeIndex(const AnfNodePtr &node, size_t out_index) { node_index_ = {node, out_index}; }
DumpMemToFile(const std::string & filepath,const std::string & host_fmt,const ShapeVector & host_shape,TypeId host_type,bool trans_flag)87   virtual bool DumpMemToFile(const std::string &filepath, const std::string &host_fmt, const ShapeVector &host_shape,
88                              TypeId host_type, bool trans_flag) const {
89     return true;
90   }
91 #ifdef ENABLE_DEBUGGER
LoadMemToHost(const std::string & tensor_name,int execution_order,const std::string & host_fmt,const ShapeVector & host_shape,TypeId host_type,size_t slot,bool keep_prev)92   virtual bool LoadMemToHost(const std::string &tensor_name, int execution_order, const std::string &host_fmt,
93                              const ShapeVector &host_shape, TypeId host_type, size_t slot, bool keep_prev) const {
94     return true;
95   }
96 #endif
97 
98  protected:
ptr()99   const void *ptr() const { return ptr_; }
size()100   size_t size() const { return size_; }
set_ptr(void * ptr)101   void set_ptr(void *ptr) { ptr_ = ptr; }
GetNodeIndex()102   KernelWithIndex GetNodeIndex() const {
103     return node_index_.first.expired() ? KernelWithIndex{nullptr, node_index_.second}
104                                        : KernelWithIndex{node_index_.first.lock(), node_index_.second};
105   }
106   mutable void *ptr_{nullptr};
107   size_t size_{0};
108   string format_{"DefaultFormat"};
109   TypeId type_id_{kNumberTypeFloat16};
110   mutable bool from_mem_pool_{false};
111   uint8_t *communication_ptr_{nullptr};
112   ShapeVector host_shape_{};
113   // {node, out_index}
114   std::pair<AnfNodeWeakPtr, size_t> node_index_{AnfNodePtr(nullptr), 0};
115   friend class KernelRuntime;
116   friend class MemoryManager;
117   friend class mindspore::device::ascend::tasksink::TaskGenerator;
118   friend class mindspore::device::cpu::CPUSimpleMemPlan;
119   friend class mindspore::device::cpu::CPUMemoryManager;
120   friend class mindspore::device::cpu::CPUKernelRuntime;
121   friend class mindspore::device::cpu::CPUDeviceContext;
122   friend class mindspore::device::gpu::GPUKernelRuntime;
123   friend class mindspore::device::gpu::GPUMemoryManager;
124   friend class mindspore::device::gpu::GPUDeviceContext;
125   friend class mindspore::device::ascend::AscendKernelRuntime;
126   friend class mindspore::device::ascend::AscendMemoryManager;
127 #ifndef ENABLE_SECURITY
128   friend class mindspore::device::ascend::DataDumper;
129 #endif
130   friend class mindspore::device::Bucket;
131 };
132 
133 using DeviceAddressPtr = std::shared_ptr<DeviceAddress>;
134 using DeviceAddressPtrList = std::vector<DeviceAddressPtr>;
135 }  // namespace device
136 }  // namespace mindspore
137 #endif  // MINDSPORE_DEVICE_TENSOR_H
138