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base.h 6.0 kB

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  1. /**
  2. * Copyright 2019-2020 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. * @file base.h
  18. * @brief HCOM data type definition
  19. *
  20. */
  21. #ifndef HCCL_BASE_H_
  22. #define HCCL_BASE_H_
  23. #include <hccl/hccl_types.h>
  24. #include <string>
  25. #ifdef __cplusplus
  26. extern "C" {
  27. #endif // __cplusplus
  28. typedef signed char s8;
  29. typedef signed short s16;
  30. typedef signed int s32;
  31. typedef signed long long s64;
  32. typedef unsigned char u8;
  33. typedef unsigned short u16;
  34. typedef unsigned int u32;
  35. typedef unsigned long long u64;
  36. /**
  37. * @brief Horovod Reduction opperation
  38. */
  39. typedef enum {
  40. HOROVOD_REDUCE_AVERAGE = 0, /**< average */
  41. HOROVOD_REDUCE_SUM = 1, /**< sum */
  42. HOROVOD_REDUCE_ADASUM = 2, /**< adasum */
  43. HOROVOD_REDUCE_MIN = 3, /**< min */
  44. HOROVOD_REDUCE_MAX = 4, /**< max */
  45. HOROVOD_REDUCE_PROD = 5, /**< proo */
  46. HOROVOD_REDUCE_RESERVED /**< reserved */
  47. } HorovodReduceOp;
  48. const u32 HCCL_MAX_SEGMENT_NUM = 8; // The max number of gradient segments.
  49. /**
  50. * @brief the feature of the model
  51. */
  52. struct model_feature {
  53. const char *model_name; /**< The model name */
  54. u32 gradient_num; /**< The number of gradients */
  55. float *gradient_size; /**< The size of each gradient */
  56. float *gradient_time; /**< The BP compution time of each gradient */
  57. };
  58. /**
  59. * @brief Memory Register Address Struct for Remote Access
  60. */
  61. struct MemRegisterAddr {
  62. u64 addr;
  63. u64 length;
  64. };
  65. /*
  66. * @brief The max number of memory register address for remote access.
  67. */
  68. const u32 HCCL_MAX_MEM_REGISTER_NUM = 32;
  69. enum GradSplitForceMode {
  70. FORCE_NONE, /**< no force */
  71. FORCE_SIZE, /**< force split gradient by size */
  72. FORCE_RESERVED /**< reserved */
  73. };
  74. enum OriginalGraphShapeType {
  75. KNOWN_SHAPE,
  76. UNKNOWN_SHAPE,
  77. SHAPE_RESERVED /**< reserved */
  78. };
  79. enum HcclEventType {
  80. HCCL_EVENT_SEND_COMPLETION = 0,
  81. HCCL_EVENT_RECV_REQUEST,
  82. HCCL_EVENT_RECV_COMPLETION,
  83. HCCL_EVENT_CONGESTION_RELIEF,
  84. HCCL_EVENT_RESERVED /**< reserved */
  85. };
  86. const u32 TAG_MAX_LEN = 127; // tag
  87. using TagAttr = struct TagAttrDef {
  88. char name[TAG_MAX_LEN + 1]; // tagʶ
  89. // tagʶĽݣǷýսӿڣ0 = , 1 = (Ԥݲ֧)
  90. // activeRecv = 0ղյݻ߷ʱ֪ͨߡ
  91. uint32_t activeRecv;
  92. uint32_t sendCredit; // øtaginflightsend
  93. uint32_t eventId;
  94. };
  95. using HcclEventMsg = struct HcclEventMsgDef {
  96. HcclComm comm;
  97. u32 peerRank;
  98. u32 tag;
  99. // 0:HCCL_SEND_COMPLETION; 1:HCCL_RECV_COMPLETION; 2:HCCL_RECV_REQUEST; 3:HCCL_CONGESTION_RELIEF
  100. u32 hcclEventType;
  101. union {
  102. struct {
  103. u32 reserver;
  104. } sendCompletionItem;
  105. struct {
  106. u32 reserver;
  107. } recvRequestItem;
  108. struct {
  109. u32 reserver;
  110. } recvCompletionItem;
  111. struct CongestionReliefItem {
  112. u32 reserver;
  113. } congestionReliefItem;
  114. } desc;
  115. };
  116. /**
  117. * @brief stream handle.
  118. */
  119. typedef void *rtStream_t;
  120. /**
  121. * @brief model handle.
  122. */
  123. typedef void *rtModel_t;
  124. struct HcomOperation {
  125. std::string hcclType;
  126. void *inputPtr;
  127. void *outputPtr;
  128. u64 count;
  129. HcclDataType dataType;
  130. HcclReduceOp opType;
  131. u32 root;
  132. HcomOperation()
  133. {
  134. inputPtr = nullptr;
  135. outputPtr = nullptr;
  136. count = 0;
  137. dataType = HCCL_DATA_TYPE_RESERVED;
  138. opType = HCCL_REDUCE_RESERVED;
  139. root = 0;
  140. }
  141. };
  142. struct HcomRemoteAccessAddrInfo {
  143. u32 remotetRankID;
  144. u64 remoteAddr; // host embedding table address
  145. u64 localAddr; // device HBM address
  146. u64 length; // Memory Length in Bytes
  147. };
  148. struct HcomAllToAllVParams {
  149. void *sendbuf; // device mem
  150. void *sendcounts; // device mem; Type: uint_64
  151. void *sdispls; // device mem; Type: uint_64
  152. HcclDataType sendtype;
  153. void *recvbuf; // device mem
  154. void *recvcounts; // device mem; Type: uint_64
  155. void *rdispls; // device mem; Type: uint_64
  156. HcclDataType recvtype;
  157. const char *group; // not used now
  158. };
  159. struct HcomGatherAllToAllVParams {
  160. void *addrInfo; // device mem; contains host VA[uint_64]: [addr, length, addr, length, addr, length, ...]
  161. void *addrInfoCountPerRank; // device mem; length: ranksize; contains addrInfoCounts for every rank
  162. void *recvbuf; // device mem
  163. void *recvcounts; // device mem; Type: uint_64
  164. void *rdispls; // device mem; Type: uint_64
  165. void *gatheredbuf; // device mem
  166. s32 addrLength;
  167. HcclDataType recvtype;
  168. const char *group; // not used now
  169. };
  170. typedef enum workMode {
  171. HCCL_MODE_NORMAL = 0, // ֧κProbe any֧־ȷprobe
  172. HCCL_MODE_ANY = 1 // ֧ANY_SOURCE + ANY_TAGprobe
  173. } WorkMode;
  174. typedef struct tagCommAttr {
  175. WorkMode mode; // ͨڵprobeģʽ
  176. uint32_t deviceId = 0;
  177. } CommAttr;
  178. typedef void* HcclMessage;
  179. typedef void* HcclRequest;
  180. typedef struct {
  181. int srcRank; // /̽⵽msg/ŷķͶrank_idMPI׼壬߿Է
  182. int tag; // /̽⵽msg/ŷtagMPI׼壬߿Է
  183. int error; // /̽Ĵ0no errorothers̳MPI׼壬߿Է
  184. int cancelled; // ָʵ֣߷
  185. int count; // /̽⵽payloadСָʵ֣߷
  186. } HcclStatus;
  187. #define HCCL_REQUEST_NULL NULL
  188. #ifdef __cplusplus
  189. }
  190. #endif // __cplusplus
  191. #endif // HCCL_BASE_H_

图引擎模块(GE)是MindSpore的一个子模块,其代码由C++实现,位于前端模块ME和底层硬件之间,起到承接作用。图引擎模块以ME下发的图作为输入,然后进行一系列的深度图优化操作,最后输出一张可以在底层硬件上高效运行的图。GE针对昇腾AI处理器的硬件结构特点,做了特定的优化工作,以此来充分发挥出昇腾AI处理器的强大算力。在进行模型训练/推理时,GE会被自动调用而用户并不感知。GE主要由GE API和GE Core两部分组成,详细的架构图如下所示