Line data    Source code

       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #ifndef HCCLV2_CCU_CONTEXT_REDUCE_SCATTER_MESH_1D_MEM2MEM_H_
      12              : #define HCCLV2_CCU_CONTEXT_REDUCE_SCATTER_MESH_1D_MEM2MEM_H_
      13              : 
      14              : #include <vector>
      15              : #include <ios>
      16              : #include "log.h"
      17              : #include "ccu_context_alg_base.h"
      18              : #include "ccu_datatype.h"
      19              : 
      20              : namespace Hccl {
      21              : class CcuContextReduceScatterMeshMem2Mem1D : public CcuContextAlgBase {
      22              : public:
      23              :     CcuContextReduceScatterMeshMem2Mem1D(
      24              :         const CcuCtxArg& arg, const std::vector<CcuTransport*>& transports, const CcuTransportGroup& group);
      25            0 :     ~CcuContextReduceScatterMeshMem2Mem1D() override {}
      26              : 
      27              :     void Algorithm() override;
      28              :     std::vector<uint64_t> GeneArgs(const CcuTaskArg& arg) override;
      29              : 
      30              : private:
      31              :     void InitResource();
      32              :     void LoadArgs();
      33              :     void PreSync();
      34              :     void PostSync();
      35              :     void DoRepeatReduceScatter();
      36              :     void DoReduceScatter();
      37              : 
      38              :     std::string GetLoopBlockTag(std::string loopType, int32_t index);
      39              :     void CreateReduceLoop(uint32_t size, DataType dataType, DataType outputDataType, ReduceOp opType);
      40              :     void ReduceLoopGroup(
      41              :         CcuRep::Memory outDstOrg, CcuRep::Memory srcOrg, std::vector<CcuRep::Memory>& scratchOrg, GroupOpSize goSize,
      42              :         DataType dataType, DataType outputDataType, ReduceOp opType);
      43              : 
      44              :     const std::string LOOP_BLOCK_TAG{"_local_copy_reduce_loop_"};
      45              : 
      46              :     DataType dataType_;
      47              :     DataType outputDataType_;
      48              :     CcuRep::Variable repeatNum_;
      49              :     std::vector<CcuRep::Variable> input_;
      50              :     CcuRep::Variable output_;
      51              :     std::vector<CcuRep::Variable> scratch_;
      52              :     std::vector<CcuRep::Variable> token_;
      53              :     CcuRep::Variable currentRankSliceInputOffset_;
      54              :     CcuRep::Variable inputRepeatStride_;
      55              :     CcuRep::Variable outputRepeatStride_;
      56              :     CcuRep::Variable normalSliceSize_;
      57              :     GroupOpSize normalGoSize_;
      58              :     uint16_t selfBit_{0};
      59              :     uint16_t allBit_{0};
      60              :     std::vector<CcuRep::Memory> localMem_;
      61              :     std::vector<CcuRep::Memory> remoteMem_;
      62              :     CcuRep::MaskSignal localSignal_;
      63              :     CcuRep::Variable flag_; // 用以判断是否是第一次重复
      64              : };
      65              : } // namespace Hccl
      66              : 
      67              : #endif // HCCLV2_CCU_CONTEXT_REDUCE_SCATTER_MESH_1D_MEM2MEM_H_