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 CUPT_KERNEL_CCU_CONTEXT_REDUCE_SCATTER_NHR_1D_H_
      12              : #define CUPT_KERNEL_CCU_CONTEXT_REDUCE_SCATTER_NHR_1D_H_
      13              : #include <vector>
      14              : #include <ios>
      15              : #include "log.h"
      16              : #include "ccu_context_alg_base.h"
      17              : #include "ccu_datatype.h"
      18              : #include "ccu_instruction_reduce_scatter_nhr1d_mem2mem.h"
      19              : 
      20              : namespace Hccl {
      21              : 
      22              : class CcuContextReduceScatterNHR1DMem2Mem : public CcuContextAlgBase {
      23              : public:
      24              :     CcuContextReduceScatterNHR1DMem2Mem(
      25              :         const CcuCtxArg& arg, const std::vector<CcuTransport*>& transports, const CcuTransportGroup& group);
      26            0 :     ~CcuContextReduceScatterNHR1DMem2Mem() override {}
      27              : 
      28              :     void Algorithm() override;
      29              :     std::vector<uint64_t> GeneArgs(const CcuTaskArg& arg) override;
      30              : 
      31              : private:
      32              :     void LoadArgs();
      33              :     void InitResources();
      34              :     void PreSync();
      35              :     void PostSync();
      36              :     void AxisSync(uint32_t signalIndex);
      37              :     void DoRepeatReduceScatterNHR();
      38              :     void DoRepeatReduceScatterNHRSingleStep(
      39              :         const NHRStepInfo& nhrStepInfo, const std::vector<CcuRep::Variable>& inputSliceOffset);
      40              :     void DoRepeatSendRecvSlices(const u32& toRank, CcuRep::Memory& src, CcuRep::Memory& dst);
      41              : 
      42              :     // 构造函数中
      43              :     uint64_t dimSize_{0};
      44              :     uint32_t axisId_{0};
      45              :     uint32_t localSize_{0}; // 本rank所在行或列的总rank数
      46              :     uint32_t myRankIdx_{0};
      47              :     uint32_t signalNum_{0}; // 需要使用的signal数量
      48              :     DataType dataType_;
      49              :     DataType outputDataType_;
      50              :     std::vector<NHRStepInfo> stepInfoVector_; // nhr算法执行过程中的参数
      51              :     std::map<u32, u32> indexMap_;
      52              :     uint32_t linkNum_{0};
      53              : 
      54              :     // load进来参数
      55              :     std::vector<CcuRep::Variable> input_;
      56              :     CcuRep::Variable output_;
      57              :     std::vector<CcuRep::Variable> token_;
      58              :     CcuRep::Variable die0Size_;
      59              :     CcuRep::Variable die1Size_;
      60              :     CcuRep::Variable inputSliceStride_;
      61              :     CcuRep::Variable outputSliceStride_;
      62              :     CcuRep::Variable inputRepeatStride_;
      63              :     CcuRep::Variable outputRepeatStride_;
      64              :     CcuRep::Variable repeatNumVar_;
      65              :     CcuRep::Variable isBottom_;
      66              :     CcuRep::Variable repeatNumVarTemp_;
      67              :     // 用于记录每次writereduce的数据
      68              :     CcuRep::Variable sliceSize_;
      69              : 
      70              :     // 跨轴同步信号
      71              :     std::string localAxisSignalName_;
      72              :     std::string anotherAxisSignalName_;
      73              :     CcuRep::MaskSignal localAxisSignal_;
      74              :     CcuRep::MaskSignal anotherAxisSignal_;
      75              :     CcuRep::MaskSignal localSignal_;
      76              : 
      77              :     CcuRep::Variable repeatInputOffset_;
      78              :     CcuRep::Variable repeatOutputOffset_;
      79              :     CcuRep::Variable myrankInputSliceOffset_;
      80              : 
      81              :     CcuRep::Memory srcMem_;
      82              :     CcuRep::Memory dstMem_;
      83              :     CcuRep::Variable flag_; // 用于判断是否是第一次循环
      84              : };
      85              : } // namespace Hccl
      86              : 
      87              : #endif // HCCLV2_CCU_CONTEXT_REDUCE_SCATTER_NHR_1D_H_