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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 COLL_ALLGATHERV_FOR_310P_RING_EXECUTOR_H
      12              : #define COLL_ALLGATHERV_FOR_310P_RING_EXECUTOR_H
      13              : #include "coll_all_gather_v_executor.h"
      14              : namespace hccl {
      15              : 
      16              : // 数据量大于4M使用多流AllGatherRingConcurrentDirect，
      17              : // 否则使用单流AllGatherRingConcurrentDirect
      18              : constexpr u64 ALLGATHERV_SMALL_SIZE = 4 * 1024 * 1024;
      19              : 
      20              : class CollAllGatherVFor310PExecutor : public CollAllGatherVExecutor {
      21              : public:
      22              :     explicit CollAllGatherVFor310PExecutor(const HcclDispatcher dispatcher, std::unique_ptr<TopoMatcher>& topoMatcher);
      23            0 :     ~CollAllGatherVFor310PExecutor() override = default;
      24              : 
      25              : private:
      26              :     /* *************** 资源计算 *************** */
      27              :     HcclResult CalcStreamNum(u32& streamNum) override;
      28              :     HcclResult CalcCommInfo(std::vector<LevelNSubCommTransport>& opTransport) override;
      29              :     HcclResult CalcTransportMemType(TransportMemType& inputType, TransportMemType& outputType);
      30              :     HcclResult CalcLevel0CommInfo(
      31              :         TransportMemType inputType, TransportMemType outputType,
      32              :         std::vector<LevelNSubCommTransport>& opTransport) override;
      33              : 
      34              :     /* *************** 算法编排 *************** */
      35              :     HcclResult CalcCurCountsAndCurDispls(
      36              :         const u64 maxTotalCount, std::vector<u64>& countsLeft, std::vector<u64>& displs, std::vector<u64>& curCounts,
      37              :         std::vector<u64>& curDispls, bool& finished) override;
      38              :     u64 CalcLoopMaxCount(const u64 cclBuffSize, const u32 unitSize) override;
      39              :     bool IsHugeData(const u64 curSize) override;
      40              :     HcclResult KernelRun(const OpParam& param, ExecMem& execMem) override;
      41              : };
      42              : } // namespace hccl
      43              : 
      44              : #endif