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_V_MESH_1D_MEM2MEM_H_
      12              : #define HCCLV2_CCU_CONTEXT_REDUCE_SCATTER_V_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              : 
      22              : class CcuContextReduceScatterVMeshMem2Mem1D : public CcuContextAlgBase {
      23              : public:
      24              :     CcuContextReduceScatterVMeshMem2Mem1D(
      25              :         const CcuCtxArg& arg, const std::vector<CcuTransport*>& transports, const CcuTransportGroup& group);
      26            0 :     ~CcuContextReduceScatterVMeshMem2Mem1D() override {}
      27              : 
      28              :     void Algorithm() override;
      29              :     std::vector<uint64_t> GeneArgs(const CcuTaskArg& arg) override;
      30              : 
      31              : protected:
      32              :     void CollectAllRanksSlice(
      33              :         std::vector<CcuRep::Memory>& tmpSrc, std::vector<CcuRep::Memory>& tmpDst, const CcuRep::MaskSignal& locMask);
      34              :     void InitResources();
      35              :     void PrepareReduceScatterVData(
      36              :         std::vector<CcuRep::Memory>& reduceScatterVSrc, std::vector<CcuRep::Memory>& reduceScatterVDst);
      37              : 
      38              : private:
      39              :     DataType dataType_;
      40              :     DataType outputDataType_;
      41              :     std::vector<CcuRep::Variable> input_;
      42              :     CcuRep::Variable output_;
      43              :     std::vector<CcuRep::Variable> scratch_;
      44              :     std::vector<CcuRep::Variable> token_;
      45              :     CcuRep::Variable sliceSize_;
      46              :     CcuRep::Variable scratchInterval_;
      47              :     CcuRep::Variable offset_;
      48              : };
      49              : } // namespace Hccl
      50              : 
      51              : #endif // HCCLV2_CCU_CONTEXT_REDUCE_SCATTER_V_MESH_1D_MEM2MEM_H_