LCOV - code coverage report
Current view: top level - legacy/ascend950/service/collective/alg/coll_alg_factory/alg_executor/ins_alg_executor/reduce_scatter - ins_v2_reduce_scatter_v_sole_executor.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 0.0 % 147 0
Test Date: 2026-08-04 10:52:23 Functions: 0.0 % 22 0

            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 "log.h"
      12              : #include "ins_coll_alg_registry.h"
      13              : #include "topo_match_mesh.h"
      14              : #include "ins_v2_reduce_scatter_v_sole_executor.h"
      15              : 
      16              : #ifndef CCL_KERNEL_AICPU
      17              : #include "ccu_temp_reduce_scatter_v_mesh_1D.h"
      18              : #include "ccu_temp_reduce_scatter_v_mesh_1D_mem2mem.h"
      19              : #endif
      20              : 
      21              : namespace Hccl {
      22              : template <typename AlgTopoMatch, typename InsAlgTemplate>
      23            0 : InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::InsV2ReduceScatterVSoleExecutor() : InsCollAlgBase()
      24            0 : {}
      25              : 
      26              : template <typename AlgTopoMatch, typename InsAlgTemplate>
      27            0 : InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::~InsV2ReduceScatterVSoleExecutor()
      28            0 : {}
      29              : 
      30              : template <typename AlgTopoMatch, typename InsAlgTemplate>
      31            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::InitCommInfo(
      32              :     const RankGraph *rankGraph)
      33              : {
      34            0 :     AlgTopoMatch topoMatch(myRank_, rankSize_, rankGraph, devType_);
      35            0 :     CHK_RET(topoMatch.MatchTopo(vTopo_, virtRanks_, virtRankMap_));
      36            0 :     return HcclResult::HCCL_SUCCESS;
      37            0 : }
      38              : 
      39              : template <typename AlgTopoMatch, typename InsAlgTemplate>
      40            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::InitCommInfo(const AlgTopoInfo &topoInfo)
      41              : {
      42            0 :     CHK_PRT_RET(topoInfo.vTopo.empty(),
      43              :         HCCL_ERROR("[InsV2ReduceSoleExecutor][InitCommInfo] vTopo size is invalid"),
      44              :         HCCL_E_PARA);
      45            0 :     CHK_PRT_RET(topoInfo.virtRankMap.empty(),
      46              :         HCCL_ERROR("[InsV2ReduceSoleExecutor][InitCommInfo] virtRankMap size is invalid"),
      47              :         HCCL_E_PARA);
      48            0 :     CHK_PRT_RET(topoInfo.virtRanks.empty(),
      49              :         HCCL_ERROR("[InsV2ReduceSoleExecutor][InitCommInfo] virtRanks size is invalid"),
      50              :         HCCL_E_PARA);
      51            0 :     vTopo_ = topoInfo.vTopo[0];              // 本通信域内的通信平面
      52            0 :     virtRankMap_ = topoInfo.virtRankMap[0];  // 本通信域内的 rank 映射表
      53            0 :     virtRanks_ = topoInfo.virtRanks[0];      // 本通信域内的 rank 集合
      54            0 :     return HcclResult::HCCL_SUCCESS;
      55              : }
      56              : 
      57              : template <typename AlgTopoMatch, typename InsAlgTemplate>
      58            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::CreateTemplates(
      59              :     std::shared_ptr<InsAlgTemplate> &algTemplatePtr)
      60              : {
      61            0 :     HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][CreateTemplates]");
      62            0 :     algTemplatePtr = std::make_shared<InsAlgTemplate>(myRank_, rankSize_, vTopo_, virtRankMap_);
      63            0 :     CHK_PTR_NULL(algTemplatePtr);
      64            0 :     algTemplatePtr->SetDmaMode(dmaMode_);
      65            0 :     algTemplatePtr->SetDataType(dataType_);
      66            0 :     algTemplatePtr->SetCollOp(op_);
      67            0 :     algTemplatePtr->InitReduceInfo(redOp_, dataType_);
      68            0 :     return HcclResult::HCCL_SUCCESS;
      69              : }
      70              : 
      71              : // HOST 侧算法入口,将对应的 instruction 添加到指令队列中
      72              : template <typename AlgTopoMatch, typename InsAlgTemplate>
      73            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::Orchestrate(
      74              :     const RankGraph *rankGraph, const CollAlgOperator &op, const CollAlgParams &params, InsQuePtr insQue)
      75              : {
      76            0 :     HCCL_INFO("[InsV2ReduceScatterVSoleExecutor][Orchestrate] Orchestrate host Start");
      77              : 
      78            0 :     CHK_RET(Init(op, params, insQue));
      79            0 :     CHK_RET(InitCommInfo(rankGraph));
      80            0 :     u32 dataSizePerVolume = DataTypeSizeGet(dataType_);
      81            0 :     dataSize_ = dataCount_ * dataSizePerVolume;
      82            0 :     std::shared_ptr<InsAlgTemplate> algTemplate = nullptr;
      83            0 :     CHK_RET(CreateTemplates(algTemplate));
      84              : 
      85            0 :     AlgTempResReq tempResReq;
      86            0 :     if (enableDetour_) {
      87            0 :         HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][Orchestrate] [%s] Rank[%d], CalcRes with detouring enabled.", __func__, myRank_);
      88            0 :         CHK_RET(algTemplate->CalcResDetour(rankGraph, tempResReq));
      89              :     } else {
      90            0 :         HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][Orchestrate] [%s] Rank[%d], CalcRes with detouring disabled.", __func__, myRank_);
      91            0 :         CHK_RET(algTemplate->CalcRes(tempResReq));
      92              :     }
      93              : 
      94            0 :     HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][Orchestrate] Rank[%d], template [%s], requiredQue Num [%u].",
      95              :         myRank_,
      96              :         algTemplate->Describe().c_str(),
      97              :         tempResReq.queNum);
      98            0 :     CHK_RET(InitQueue(tempResReq.queNum, tempInsQue_));
      99            0 :     CHK_RET(PrepResLinks(myRank_, rankGraph, linkPriority_, tempResReq.links, tempResLinks_));
     100            0 :     CHK_RET(OrchestrateLoop(algTemplate));
     101            0 :     return HcclResult::HCCL_SUCCESS;
     102            0 : }
     103              : 
     104              : template <typename AlgTopoMatch, typename InsAlgTemplate>
     105            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::Orchestrate(const AlgTopoInfo &topoInfo,
     106              :     const CollAlgOperator &op, const CollAlgParams &params, ConnectedLinkMgr *linkMgr, InsQuePtr insQue)
     107              : {
     108            0 :     HCCL_INFO("[InsV2ReduceScatterVSoleExecutor][Orchestrate] Orchestrate AICPU Start");
     109            0 :     CHK_RET(Init(op, params, insQue));
     110            0 :     CHK_RET(InitCommInfo(topoInfo));
     111            0 :     u32 dataSizePerVolume = DataTypeSizeGet(dataType_);
     112            0 :     dataSize_ = dataCount_ * dataSizePerVolume;
     113            0 :     std::shared_ptr<InsAlgTemplate> algTemplate = nullptr;
     114            0 :     CHK_RET(CreateTemplates(algTemplate));
     115            0 :     AlgTempResReq tempResReq;
     116            0 :     if (enableDetour_) {
     117            0 :         CHK_RET(algTemplate->CalcResDetour(linkMgr, tempResReq));
     118              :     } else {
     119            0 :         CHK_RET(algTemplate->CalcRes(tempResReq));
     120              :     }
     121            0 :     HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][Orchestrate] Rank[%d], template [%s], requiredQue Num [%u].",
     122              :         myRank_,
     123              :         algTemplate->Describe().c_str(),
     124              :         tempResReq.queNum);
     125            0 :     CHK_RET(InitQueue(tempResReq.queNum, tempInsQue_));
     126            0 :     CHK_RET(PrepResLinks(myRank_, tempResReq.links, linkMgr, tempResLinks_));
     127            0 :     CHK_RET(OrchestrateLoop(algTemplate));
     128            0 :     return HcclResult::HCCL_SUCCESS;
     129            0 : }
     130              : 
     131              : // 单算子模式资源计算接口
     132              : template <typename AlgTopoMatch, typename InsAlgTemplate>
     133            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::OrchestrateLoop(
     134              :     std::shared_ptr<InsAlgTemplate> algTemplate)
     135              : {
     136            0 :     HCCL_INFO(
     137              :         "[InsV2ReduceScatterVSoleExecutor][OrchestrateOpbase] Start, template[%s]", algTemplate->Describe().c_str());
     138              : 
     139            0 :     TemplateDataParams tempAlgParams;
     140            0 :     tempAlgParams.buffInfo.inBuffType = BufferType::INPUT;
     141            0 :     tempAlgParams.buffInfo.outBuffType = BufferType::OUTPUT;
     142            0 :     tempAlgParams.buffInfo.scratBuffType = BufferType::SCRATCH;
     143            0 :     tempAlgParams.repeatNum = 1;  // 不需要重复
     144            0 :     tempAlgParams.inputRepeatStride = 0;
     145            0 :     tempAlgParams.outputRepeatStride = 0;
     146              : 
     147            0 :     TempFuncs tempFuncs;
     148            0 :     tempFuncs.opMode = opMode_;
     149            0 :     tempFuncs.isForepart = true;
     150            0 :     tempFuncs.isBottom = true;
     151            0 :     tempFuncs.enableCounterNotify = IsEnableCounterNotify();
     152              : 
     153            0 :     u64 maxDataSizePerLoop = 0;
     154              :     u64 transportBoundDataSize;
     155            0 :     CHK_RET(algTemplate->GetMaxTransPortDataSize(transportBoundDataSize));
     156            0 :     u64 templateScratchMultiplier =
     157            0 :         algTemplate->CalcScratchMultiple(tempAlgParams.buffInfo.inBuffType, tempAlgParams.buffInfo.outBuffType);
     158            0 :     if (templateScratchMultiplier != 0) {
     159            0 :         Buffer *scratchBuffer = op_.GetBuffer(BufferType::SCRATCH);
     160            0 :         CHK_PRT_RET(scratchBuffer == nullptr || scratchBuffer->GetAddr() == 0 || scratchBuffer->GetSize() == 0,
     161              :             HCCL_ERROR("Scratch buffer is null while ScratchMultiplier is not 0"),
     162              :             HCCL_E_MEMORY);
     163            0 :         u64 scratchBoundDataSize = scratchBuffer->GetSize() / templateScratchMultiplier;
     164            0 :         maxDataSizePerLoop = std::min(transportBoundDataSize, scratchBoundDataSize);
     165              :     } else {
     166            0 :         maxDataSizePerLoop = transportBoundDataSize;
     167              :     }
     168            0 :     u64 maxDataCountPerLoop = maxDataSizePerLoop / dataTypeSize_;
     169            0 :     HCCL_INFO("[InsAllReduceCombExecutor][OrchestrateOpbase] maxDataCountPerLoop[%llu], maxDataSizePerLoop[%llu], "
     170              :               "transportBoundDataSize[%llu], templateScratchMultiplier[%llu]",
     171              :         maxDataCountPerLoop,
     172              :         maxDataSizePerLoop,
     173              :         transportBoundDataSize,
     174              :         templateScratchMultiplier);
     175            0 :     CHK_PRT_RET(maxDataCountPerLoop == 0,
     176              :         HCCL_ERROR("[InsAllReduceCombExecutor][OrchestrateOpbase] maxDataCountPerLoop is 0"),
     177              :         HCCL_E_INTERNAL);
     178              : 
     179            0 :     CHK_PRT_RET(op_.vDataDes.counts == nullptr || op_.vDataDes.displs == nullptr,
     180              :         HCCL_ERROR("[InsAllReduceCombExecutor][OrchestrateOpbase] counts or displs is nullptr"),
     181              :         HCCL_E_PTR);
     182            0 :     u64 myRankRecvCount = static_cast<u64 *>(op_.vDataDes.counts)[myRank_];
     183            0 :     u64 myDisplacementCount = static_cast<u64 *>(op_.vDataDes.displs)[myRank_];
     184            0 :     u64 maxRecvDataCount = 0;
     185            0 :     for (u64 i = 0; i < rankSize_; i++) {
     186            0 :         maxRecvDataCount = max(maxRecvDataCount, static_cast<u64 *>(op_.vDataDes.counts)[i]);
     187              :     }
     188              : 
     189            0 :     u64 loopTimes = 1 + ((maxRecvDataCount - 1) / maxDataCountPerLoop);  // 向上取整
     190            0 :     u64 processedDataCount = 0;
     191            0 :     for (u64 loop = 0; loop < loopTimes; loop++) {
     192            0 :         u64 currDataCount =
     193            0 :             processedDataCount < myRankRecvCount ? min(maxDataCountPerLoop, myRankRecvCount - processedDataCount) : 0;
     194            0 :         tempAlgParams.buffInfo.inBuffBaseOff = processedDataCount * dataTypeSize_;
     195            0 :         tempAlgParams.buffInfo.outBuffBaseOff = processedDataCount * dataTypeSize_;
     196            0 :         tempAlgParams.buffInfo.scratchBuffBaseOff = 0;
     197            0 :         tempAlgParams.sliceSize = currDataCount * dataTypeSize_;
     198            0 :         tempAlgParams.tailSize = 0;                       // 变长算子不涉及
     199            0 :         tempAlgParams.inputSliceStride = myDisplacementCount * dataTypeSize_;  // 变长算子, 表示自己的这片输入数据的起始位置
     200            0 :         tempAlgParams.outputSliceStride = 0;  // 变长算子, 表示自己的这片输出数据的起始位置
     201              : 
     202            0 :         CHK_RET(algTemplate->GenExtIns(tempFuncs, tempAlgParams, tempResLinks_, tempInsQue_));
     203            0 :         processedDataCount += maxDataCountPerLoop;
     204              :     }
     205            0 :     return HcclResult::HCCL_SUCCESS;
     206            0 : }
     207              : 
     208              : template <typename AlgTopoMatch, typename InsAlgTemplate>
     209            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::CalcRes(
     210              :     const RankGraph *rankGraph, CollAlgResReq &algResReq)
     211              : {
     212            0 :     AlgTopoMatch topoMatch(myRank_, rankSize_, rankGraph, devType_);
     213            0 :     CHK_RET(topoMatch.MatchTopo(vTopo_, virtRanks_, virtRankMap_));
     214            0 :     algResReq.topoInfo.UpdateSingleLevelTopo(virtRanks_, virtRankMap_, vTopo_);
     215              : 
     216            0 :     InsAlgTemplate tempAlg(myRank_, rankSize_, vTopo_, virtRankMap_);
     217              : 
     218            0 :     AlgTempResReq tempResReq;
     219            0 :     if (enableDetour_) {
     220            0 :         HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][CalcRes] [%s] Rank[%d], CalcRes with detouring enabled.", __func__, myRank_);
     221            0 :         CHK_RET(tempAlg.CalcResDetour(rankGraph, tempResReq));
     222              :     } else {
     223            0 :         HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][CalcRes] [%s] Rank[%d], CalcRes with detouring disabled.", __func__, myRank_);
     224            0 :         CHK_RET(tempAlg.CalcRes(tempResReq));
     225              :     }
     226            0 :     CHK_RET(CalcLinkInfo(myRank_, rankGraph, tempResReq.links, algResReq.levelRankPairs));
     227            0 :     algResReq.primQueueNum = tempResReq.streamNum;
     228            0 :     algResReq.queueNotifys = tempResReq.queNotifys;
     229            0 :     algResReq.localWaitGroupCntNotify = tempResReq.localWaitGroupCntNotify;
     230            0 :     algResReq.localBcastPostCntNotify = tempResReq.localBcastPostCntNotify;
     231            0 :     HCCL_INFO("[%s] Rank[%d], requiredQueNum [%u].", __func__, myRank_, algResReq.primQueueNum);
     232            0 :     CHK_RET(CalcResLinks(myRank_, rankGraph, linkPriority_, tempResReq.links, algResReq.links));
     233              : 
     234            0 :     return HcclResult::HCCL_SUCCESS;
     235            0 : }
     236              : 
     237              : template <typename AlgTopoMatch, typename InsAlgTemplate>
     238            0 : HcclResult InsV2ReduceScatterVSoleExecutor<AlgTopoMatch, InsAlgTemplate>::CalcResOffload(const RankGraph *rankGraph,
     239              :     const u64 &dataSize, CollOffloadOpResReq &resReq)
     240              : {
     241              :     (void)dataSize;
     242              :     // Topo Match
     243            0 :     CHK_RET(InitCommInfo(rankGraph));
     244              : 
     245            0 :     std::shared_ptr<InsAlgTemplate> algTemplate = nullptr;
     246            0 :     CHK_RET(CreateTemplates(algTemplate));
     247              : 
     248            0 :     AlgTempResReq tempResReq;
     249            0 :     if (enableDetour_) {
     250            0 :         HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][CalcResOffload] [%s] Rank[%d], CalcRes with detouring enabled.", __func__, myRank_);
     251            0 :         CHK_RET(algTemplate->CalcResDetour(rankGraph, tempResReq));
     252              :     } else {
     253            0 :         HCCL_DEBUG("[InsV2ReduceScatterVSoleExecutor][CalcResOffload] [%s] Rank[%d], CalcRes with detouring disabled.", __func__, myRank_);
     254            0 :         CHK_RET(algTemplate->CalcRes(tempResReq));
     255              :     }
     256            0 :     resReq.requiredScratchMemSize = UB_MAX_DATA_SIZE;
     257            0 :     resReq.requiredSubQueNum = tempResReq.streamNum - 1;
     258              : 
     259            0 :     return HcclResult::HCCL_SUCCESS;
     260            0 : }
     261              : 
     262              : #ifndef CCL_KERNEL_AICPU
     263              : INS_REGISTER_IMPL_BY_TEMP(OpType::REDUCESCATTERV, CcuReduceScatterVMeshMem2Mem1D, InsV2ReduceScatterVSoleExecutor,
     264              :     TopoMatchMesh, CcuTempReduceScatterVMeshMem2Mem1D);
     265              : INS_REGISTER_IMPL_BY_TEMP(OpType::REDUCESCATTERV, CcuReduceScatterVMesh1D, InsV2ReduceScatterVSoleExecutor,
     266              :     TopoMatchMesh, CcuTempReduceScatterVMesh1D);
     267              : #endif
     268              : 
     269              : }  // namespace Hccl
        

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