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 COLL_SCATTER_EXECUTOR_H
      12              : #define COLL_SCATTER_EXECUTOR_H
      13              : 
      14              : #include "coll_comm_executor.h"
      15              : #include "coll_alg_exec_registry.h"
      16              : 
      17              : namespace hccl {
      18              : 
      19              : class CollScatterExecutor : public CollCommExecutor {
      20              : public:
      21              :     explicit CollScatterExecutor(const HcclDispatcher dispatcher, std::unique_ptr<TopoMatcher>& topoMatcher);
      22            4 :     ~CollScatterExecutor() override = default;
      23              : 
      24              :     HcclResult Orchestrate(OpParam& param, AlgResourceResponse& algRes) override;
      25              : 
      26              : protected:
      27              :     /* *************** 资源计算 *************** */
      28              :     HcclResult CalcCommInfo(std::vector<LevelNSubCommTransport>& opTransport) override;
      29              :     virtual HcclResult CalcTransportMemType(TransportMemType& inputType, TransportMemType& outputType);
      30              : 
      31              :     /* *************** 算法编排 *************** */
      32              :     // 按Level0、Level1、Level2可继续进行拆分。
      33              :     virtual HcclResult KernelRunLevel1(
      34              :         DeviceMem& inputMem, u64 count, HcclDataType dataType, u32& commIndex, u32 root, u32& subRoot,
      35              :         CommPlane commLevel, Stream& stream);
      36              :     // 用于需要Loop的Executor
      37              :     virtual HcclResult RunLoop(OpParam& param, AlgResourceResponse& algRes);
      38              :     virtual HcclResult RunLoopInner(OpParam& param, ExecMem& execMem, AlgResourceResponse& algRes);
      39              : 
      40              :     virtual bool IsHugeData(u64 curSize);
      41              :     /* *************** 通用工具 *************** */
      42              :     virtual HcclResult PrepareDataSlice(u64 dataCount, u32 unitSize, u32 sliceNum, std::vector<Slice>& dataSlice);
      43              :     virtual HcclResult ReorderSlice(std::vector<Slice>& dataSlice, std::vector<u32>& order);
      44              : 
      45              :     bool DMAReduceFlag_{false}; // 是否DMA消减的标志
      46              : private:
      47              : };
      48              : 
      49              : } // namespace hccl
      50              : 
      51              : #endif