LCOV - code coverage report
Current view: top level - legacy/ascend910/algorithm/impl/coll_executor/coll_reduce - coll_reduce_comm_executor.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 92.0 % 50 46
Test Date: 2026-08-18 17:47:01 Functions: 100.0 % 5 5

            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              : #include "coll_reduce_comm_executor.h"
      12              : 
      13              : namespace hccl {
      14              : 
      15            1 : CollReduceCommExecutor::CollReduceCommExecutor(
      16            1 :     const HcclDispatcher dispatcher, std::unique_ptr<TopoMatcher>& topoMatcher)
      17            1 :     : CollReduceExecutor(dispatcher, topoMatcher)
      18              : {
      19            1 :     desc_.deterministic = 1;
      20            1 : }
      21              : 
      22            1 : HcclResult CollReduceCommExecutor::CalcCommInfo(std::vector<LevelNSubCommTransport>& opTransport)
      23              : {
      24            1 :     TransportMemType inputType = TransportMemType::RESERVED;
      25            1 :     TransportMemType outputType = TransportMemType::RESERVED;
      26            1 :     CalcTransportMemType(inputType, outputType);
      27            1 :     CHK_RET(CalcCombinedCommInfo(inputType, outputType, opTransport));
      28            1 :     return HCCL_SUCCESS;
      29              : }
      30              : 
      31            1 : HcclResult CollReduceCommExecutor::CalcTransportMemType(TransportMemType& inputType, TransportMemType& outputType)
      32              : {
      33            1 :     if (workflowMode_ == HcclWorkflowMode::HCCL_WORKFLOW_MODE_OP_BASE) {
      34            0 :         inputType = TransportMemType::CCL_INPUT;
      35            0 :         outputType = TransportMemType::CCL_OUTPUT;
      36              :     } else {
      37            1 :         inputType = TransportMemType::PARAM_INPUT;
      38            1 :         outputType = TransportMemType::PARAM_OUTPUT;
      39              :     }
      40            1 :     HCCL_INFO(
      41              :         "[CollReduceCommExecutor][CalcTransportMemType] tag[%s] inputType[%d], outputType[%d]", tag_.c_str(), inputType,
      42              :         outputType);
      43            1 :     return HCCL_SUCCESS;
      44              : }
      45              : 
      46            1 : HcclResult CollReduceCommExecutor::CalcCombinedCommInfo(
      47              :     TransportMemType inputType, TransportMemType outputType, std::vector<LevelNSubCommTransport>& opTransport)
      48              : {
      49            1 :     CommPlane commPlane = COMM_COMBINE;
      50            1 :     if (topoAttr_.deviceType == DevType::DEV_TYPE_910_93) {
      51            0 :         commPlane = COMM_COMBINE_ORDER;
      52              :     }
      53              : 
      54            1 :     CommParaInfo commParaInfo(commPlane, CommType::COMM_TAG_MAX);
      55            1 :     commParaInfo.commType = CommType::COMM_TAG_RING_INNER;
      56            1 :     CHK_RET(CalcCommPlaneInfo(tag_, commParaInfo, opTransport[commPlane], inputType, outputType));
      57              : 
      58            1 :     return HCCL_SUCCESS;
      59            1 : }
      60              : 
      61            1 : HcclResult CollReduceCommExecutor::KernelRun(const OpParam& param, ExecMem& execMem)
      62              : {
      63            1 :     HCCL_CONFIG_INFO(HCCL_ALG, "[%s] ReduceCommExecutor starts.", __func__);
      64            1 :     CommPlane commPlane = COMM_COMBINE;
      65            1 :     if (topoAttr_.deviceType == DevType::DEV_TYPE_910_93) {
      66            0 :         commPlane = COMM_COMBINE_ORDER;
      67              :     }
      68              : 
      69            1 :     CHK_RET(CheckCommSize(commPlane, COMM_INDEX_0 + 1));
      70            1 :     SubCommInfo combinedCommInfo = GetSubCommInfo(commPlane, COMM_INDEX_0);
      71              : 
      72            1 :     u64 reduceAttr = GetReduceAttr(execMem.inputMem, execMem.outputMem, param.DataDes.dataType, param.reduceType);
      73              : 
      74            1 :     std::unique_ptr<AlgTemplateBase> tempAlg;
      75            1 :     tempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_REDUCE_RING, dispatcher_);
      76            1 :     HCCL_CONFIG_INFO(HCCL_ALG, "[%s] Run TEMPLATE_REDUCE_RING in COMM_COMBINE/COMM_COMBINE_ORDER", __func__);
      77            1 :     CHK_SMART_PTR_NULL(tempAlg);
      78            1 :     CHK_RET(tempAlg->Prepare(reduceAttr));
      79              : 
      80              :     // 获取root
      81            1 :     u32 root = 0;
      82            1 :     CHK_RET(GetRankByUserRank(commPlane, COMM_INDEX_0, param.root, root));
      83              : 
      84            1 :     u32 rankSize = combinedCommInfo.localRankSize;
      85            5 :     CHK_RET(tempAlg->Prepare(
      86              :         execMem.inputMem, execMem.outputMem, execMem.outputMem, execMem.count, param.DataDes.dataType, param.stream,
      87              :         param.reduceType, root, std::vector<Slice>(0), 0));
      88              : 
      89            1 :     CHK_RET(tempAlg->RegisterProfiler(
      90              :         (rankSize << PROF_RANKSIZE_OFFSET_OF_PLANEID) + combinedCommInfo.localRank, PROF_STAGE_0,
      91              :         HCCL_EXEC_STEP_NOT_SET, param.stream));
      92              : 
      93            1 :     CHK_RET(RunTemplate(tempAlg, combinedCommInfo));
      94            1 :     HCCL_INFO("[CollReduceCommExecutor] ReduceCommExecutor run success");
      95            1 :     return HCCL_SUCCESS;
      96            1 : }
      97              : 
      98              : REGISTER_EXEC("ReduceComm", ReduceComm, CollReduceCommExecutor);
      99              : 
     100              : } // namespace hccl
        

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