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_TOPO_MATCH_CONCURR_MESH_NHR
      12              : #define HCCLV2_TOPO_MATCH_CONCURR_MESH_NHR
      13              : 
      14              : #include "topo_match_base.h"
      15              : 
      16              : namespace Hccl {
      17              : 
      18              : class TopoMatchConcurrMeshNHR : public TopoMatchBase {
      19              : public:
      20              :     explicit TopoMatchConcurrMeshNHR(
      21              :         const RankId vRank, const u32 rankSize, const RankGraph* rankGraph, const DevType devType);
      22              :     ~TopoMatchConcurrMeshNHR() override;
      23              : 
      24            0 :     std::string Describe() const override
      25              :     {
      26            0 :         return "Topo Match for Multi-dimensional Concurrent Mesh Algorithm (CURRENTLY only 2-D Concurr Mesh is "
      27            0 :                "supported).";
      28              :     }
      29              :     using TopoMatchBase::MatchTopo;
      30              :     HcclResult MatchTopo(
      31              :         std::vector<std::vector<std::vector<RankId>>>& vTopo, std::vector<std::vector<RankId>>& virtRanks,
      32              :         std::vector<std::map<RankId, u32>>& virtRankMap) override;
      33              : 
      34              : private:
      35              :     std::vector<RankId> rankOnSameBoard_;                    // ranks with same boardIds in rack
      36              :     std::vector<RankId> rankOnSameSlot_;                     // ranks with same slotIds in rack
      37              :     std::vector<std::vector<RankId>> rankOnSameBoardVector_; // ranks vector with same boardIds in rack
      38              :     std::vector<std::vector<RankId>> rankOnSameSlotVector_;  // ranks vector with same slotIds in rack
      39              :     std::vector<u32> numRanksPerBoard_;                      // ranks num with same boardIds in rack
      40              : 
      41              :     HcclResult GenerateLevel0(
      42              :         const std::set<RankId>& rankSetLevel0, u32 gcdInstSize, RankId rankId,
      43              :         std::vector<std::vector<std::vector<RankId>>>& vTopo, std::vector<std::vector<RankId>>& virtRanks);
      44              : 
      45              :     // 当 level0 子通信域为矩形时, 计算 myRank 所在 level0 子通信域的具体信息
      46              :     HcclResult FindLevel0Block(
      47              :         const Matrix<RankId>& podTopo, u32 subDim0Size, u32 subDim1Size, u32 myRank, std::vector<RankId>& subRankList,
      48              :         Matrix<RankId>& subRankTopo) const;
      49              : 
      50              :     // FindLevel0Bloc 的辅助函数
      51              :     HcclResult FindMyRankLocation(const Matrix<RankId>& podTopo, u32 myRank, u32& row, u32& col) const;
      52              :     HcclResult ExtractLevel0Block(
      53              :         const Matrix<RankId>& podTopo, u32 startRow, u32 startCol, u32 targetRow, u32 targetCol, u32 subDim0Size,
      54              :         u32 subDim1Size, std::vector<RankId>& subRankList, Matrix<RankId>& subRankTopo) const;
      55              : 
      56              :     // 对称判断依据: instSizeList 中每个元素相等
      57              :     bool CheckSymmetric(std::vector<u32>& values) const;
      58              : };
      59              : } // namespace Hccl
      60              : 
      61              : #endif // !HCCLV2_TOPO_MATCH_CONCURR_MESH_NHR