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_INS_TEMP_REDUCE_SCATTER_NHR
      12              : #define HCCLV2_INS_TEMP_REDUCE_SCATTER_NHR
      13              : 
      14              : #include "string_util.h"
      15              : #include "ins_temp_all_gather_nhr.h"
      16              : #include "ins_alg_template_base.h"
      17              : namespace Hccl {
      18              : 
      19              : class InsTempReduceScatterNHR : public InsAlgTemplateBase {
      20              : public:
      21              :     explicit InsTempReduceScatterNHR(
      22              :         const RankId virtualRank, const u32 tempRankSize, const std::vector<std::vector<RankId>>& tempVTopo,
      23              :         const std::map<RankId, u32>& tempVirtRankMap);
      24              :     ~InsTempReduceScatterNHR() override;
      25              : 
      26            0 :     std::string Describe() const override
      27              :     {
      28            0 :         return StringFormat("Template of reduce scatter NHR with tempRankSize [%u].", tempRankSize_);
      29              :     }
      30              : 
      31              :     HcclResult
      32              :     Run(const TempFuncs& tempFuncs, const RankSliceInfo& sliceInfoVec, const BuffInfo& buffInfo,
      33              :         const ResLinks& tempLinks, std::vector<InsQuePtr>& tempInsQues) override;
      34              :     HcclResult CalcSliceInfo(const AllignInfo& allignInfo, const u64 dataSize, RankSliceInfo& sliceInfoVec) override;
      35              :     HcclResult CalcRes(AlgTempResReq& tempResReq) override;
      36              :     HcclResult
      37              :     PreCopy(const TempFuncs& tempFuncs, const RankSliceInfo& sliceInfoVec, std::vector<InsQuePtr>& tempInsQues);
      38              :     HcclResult
      39              :     PostCopy(const TempFuncs& tempFuncs, const RankSliceInfo& sliceInfoVec, std::vector<InsQuePtr>& tempInsQues);
      40              :     HcclResult GetScratchBufferInfo(const uint64_t scratchBufferSize, DataType dataType) const;
      41              :     HcclResult GenExtIns(
      42              :         const TempFuncs& tempFuncs, const TemplateDataParams& tempAlgParams, const ResLinks& tempLinks,
      43              :         std::vector<InsQuePtr>& tempInsQues);
      44            0 :     u32 CalcScratchMultiple(const BufferType& inBufferTpye, const BufferType& outBufferTpye) const
      45              :     {
      46              :         (void)inBufferTpye;
      47              :         (void)outBufferTpye;
      48            0 :         HCCL_INFO("[InsTempReduceScatterNHR][CalcScratchMultiple] templateScratchMultiplier[%llu]", tempRankSize_);
      49            0 :         return tempRankSize_;
      50              :     }
      51              : 
      52              : private:
      53              :     HcclResult MultiSliceLocalCopy(
      54              :         InsQuePtr& insQue, const std::vector<DataSlice>& srcList, const std::vector<DataSlice>& dstList) const;
      55              :     HcclResult
      56              :     RunReduceScatter(const RankSliceInfo& sliceInfoVec, const ResLinks& tempLinks, std::vector<InsQuePtr>& tempInsQues);
      57              :     HcclResult GetStepInfoList(std::vector<AicpuNHRStepInfo>& stepInfoList);
      58              :     RankId GetRankFromMap(const u32 rankIdx);
      59              :     HcclResult LocalDataCopy(std::vector<InsQuePtr>& tempInsQues, const TempFuncs& tempFuncs, u32 linkIdx);
      60              :     HcclResult RunNHR(std::vector<InsQuePtr>& tempInsQues, u32 linkIdx);
      61              :     HcclResult PostLocalCopy(std::vector<InsQuePtr>& tempInsQues, u32 linkIdx);
      62              :     TemplateDataParams tempAlgParams_;
      63              :     ResLinks tempLinks_;
      64              :     vector<u64> processSize_{0};
      65              :     vector<u64> linkSliceOffsetVec_{0};
      66              : };
      67              : 
      68              : } // namespace Hccl
      69              : 
      70              : #endif // !HCCLV2_INS_TEMP_REDUCE_SCATTER_NHR