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       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_TEMP_REDUCE_SCATTER_NHR_1D_H_
      12              : #define HCCLV2_CCU_TEMP_REDUCE_SCATTER_NHR_1D_H_
      13              : #include "string_util.h"
      14              : #include "env_config_v2.h"
      15              : #include "ccu_alg_template_base.h"
      16              : #include "ccu_instruction_reduce_scatter_nhr1d_mem2mem.h"
      17              : #include "executor_utils.h"
      18              : 
      19              : namespace Hccl {
      20              : class CcuTempReduceScatterNHR1DMem2Mem : public CcuAlgTemplateBase {
      21              : public:
      22              :     explicit CcuTempReduceScatterNHR1DMem2Mem(
      23              :         const RankId virtualRank, const u32 tempRankSize, const std::vector<std::vector<RankId>>& tempVTopo,
      24              :         const std::map<RankId, u32>& tempVirtRankMap);
      25              :     ~CcuTempReduceScatterNHR1DMem2Mem() override;
      26              : 
      27            0 :     std::string Describe() const override
      28              :     {
      29            0 :         return StringFormat("Template of Reduce Scatter ccu nhr 1D mem2mem with tempRankSize [%u].", tempRankSize_);
      30              :     }
      31              : 
      32              :     HcclResult GenExtIns(
      33              :         const TempFuncs& tempFuncs, TemplateDataParams& tempAlgParams, const ResLinks& tempLinks,
      34              :         std::vector<InsQuePtr>& tempInsQues);
      35              :     HcclResult CalcRes(AlgTempResReq& tempResReq) override;
      36              :     uint64_t GetMaxSliceSize() const;
      37              :     void InitReduceInfo(const ReduceOp& reduceOp, const DataType& dataType);
      38              :     u32 CalcScratchMultiple(BufferType inBuffType, BufferType outBuffType) override;
      39              : 
      40              : private:
      41              :     HcclResult GetStepInfo(u32 step, NHRStepInfo& stepInfo);
      42              :     RankId GetRankFromMap(const u32 rankIdx);
      43              :     ReduceOp reduceOp_;
      44              :     DataType dataType_;
      45              :     bool isSipportTwoDie_{false};
      46              :     u32 linkNum_{1};
      47              : };
      48              : 
      49              : } // namespace Hccl
      50              : 
      51              : #endif // HCCLV2_CCU_TEMP_REDUCE_SCATTER_NHR_1D_H_