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              : 
      19              : public:
      20              :     CollBroadcastExecutor(const HcclDispatcher dispatcher,
      21              :     std::unique_ptr<TopoMatcher> &topoMatcher);
      22            2 :     ~CollBroadcastExecutor() override = default;
      23              : 
      24              :     HcclResult Orchestrate(OpParam& param, AlgResourceResponse& algRes) override;
      25              : protected:
      26              :     /* *************** 算法编排 *************** */
      27              :     // Broadcast Loop Executor公共接口
      28              :     HcclResult RunLoop(OpParam &param, AlgResourceResponse &algRes);
      29              :     HcclResult GetSliceNum(const u64 size, const bool isSmallData, u64& sliceNum);
      30              :     bool IsBroadcastSmallData(u64 size, u64 totalSize);
      31              :     HcclResult CalcTransportMemType(TransportMemType &inputType, TransportMemType &outputType);
      32              :     virtual u64 CalcLoopMaxCount(const u64 cclBuffSize, const u32 unitSize);
      33              :     HcclResult GetRankSliceSize(HcclDataType dataType, const u64 count, const u32 rankSize,
      34              :                 std::vector<Slice> &sliceList);
      35              :     bool DMAReduceFlag_{false}; // 是否DMA消减
      36              :     bool scratchMemFlag_{false};  // 是否需要申请scratch memory，不需要申请则传入outputmem为scratchmem
      37              :     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
      38              : 
      39              : private:
      40              :     HcclResult RunLoopInner(OpParam &param, ExecMem &execMem);
      41              : };
      42              : } // namespace hccl
      43              : 
      44              : #endif