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_BROADCAST_COMM_EXECUTOR_H
      12              : #define COLL_BROADCAST_COMM_EXECUTOR_H
      13              : #include "coll_comm_executor.h"
      14              : #include "coll_alg_operator.h"
      15              : 
      16              : namespace hccl {
      17              : class CollBroadcastExecutor : public CollCommExecutor {
      18              : public:
      19              :     CollBroadcastExecutor(const HcclDispatcher dispatcher, std::unique_ptr<TopoMatcher>& topoMatcher);
      20            2 :     ~CollBroadcastExecutor() override = default;
      21              : 
      22              :     HcclResult Orchestrate(OpParam& param, AlgResourceResponse& algRes) override;
      23              : 
      24              : protected:
      25              :     /* *************** 算法编排 *************** */
      26              :     // Broadcast Loop Executor公共接口
      27              :     HcclResult RunLoop(OpParam& param, AlgResourceResponse& algRes);
      28              :     HcclResult GetSliceNum(const u64 size, const bool isSmallData, u64& sliceNum);
      29              :     bool IsBroadcastSmallData(u64 size, u64 totalSize);
      30              :     HcclResult CalcTransportMemType(TransportMemType& inputType, TransportMemType& outputType);
      31              :     virtual u64 CalcLoopMaxCount(const u64 cclBuffSize, const u32 unitSize);
      32              :     HcclResult
      33              :     GetRankSliceSize(HcclDataType dataType, const u64 count, const u32 rankSize, std::vector<Slice>& sliceList);
      34              :     bool DMAReduceFlag_{false};  // 是否DMA消减
      35              :     bool scratchMemFlag_{false}; // 是否需要申请scratch memory，不需要申请则传入outputmem为scratchmem
      36              :     std::vector<Slice> l0SliceList_; // 零拷贝时l0通信域各个rank切片，用于正确计算runloop时userIn到cclIn的偏移的大小
      37              : 
      38              : private:
      39              :     HcclResult RunLoopInner(OpParam& param, ExecMem& execMem);
      40              : };
      41              : } // namespace hccl
      42              : 
      43              : #endif