LCOV - code coverage report
Current view: top level - legacy/ascend950/service/collective/alg/coll_alg_factory/alg_template/ins_alg_template - ins_temp_scatter_mesh_1d.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 0.0 % 172 0
Test Date: 2026-07-28 12:11:00 Functions: 0.0 % 12 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              : 
      13              : #include "alg_data_trans_wrapper.h"
      14              : #include "ins_temp_scatter_mesh_1d.h"
      15              : 
      16              : namespace Hccl {
      17            0 : InsTempScatterMesh1D::InsTempScatterMesh1D(const RankId virtualRank, const u32 tempRankSize,
      18            0 :     const std::vector<std::vector<RankId>> &tempVTopo, const std::map<RankId, u32> &tempVirtRankMap)
      19            0 :     : InsAlgTemplateBase(virtualRank, tempRankSize, tempVTopo, tempVirtRankMap)
      20              : {
      21            0 : }
      22              : 
      23            0 : InsTempScatterMesh1D::~InsTempScatterMesh1D()
      24              : {
      25            0 : }
      26              : 
      27            0 : HcclResult InsTempScatterMesh1D::CalcRes(AlgTempResReq &tempResReq)
      28              : {
      29            0 :     HCCL_DEBUG("Enter InsTempScatterMesh1D::CalcRes");
      30            0 :     CHK_RET(CalcResLinksMesh(myRank_, tempRankSize_, tempVTopo_, linkNumBtwPeers_, tempResReq));
      31            0 :     auto &linkReq = tempResReq.links;
      32            0 :     u32 pathNum = 0;
      33            0 :     for (auto resReqIter = linkReq.begin(); resReqIter != linkReq.end(); resReqIter++) {
      34            0 :         auto remoteRank = resReqIter->first;
      35            0 :         if (rank2PathNumMap_.find(remoteRank) == rank2PathNumMap_.end() || rank2PathNumMap_[remoteRank] == 0) {
      36            0 :             HCCL_ERROR("[InsTempScatterMesh1D] No path to remoteRank[%d]", remoteRank);
      37            0 :             return HcclResult::HCCL_E_INTERNAL;
      38              :         }
      39            0 :         if (pathNum == 0) {
      40            0 :             pathNum = rank2PathNumMap_[remoteRank];
      41            0 :         } else if (rank2PathNumMap_[remoteRank] != pathNum) {
      42            0 :             HCCL_ERROR("[InsTempScatterMesh1D] Inconsistency pathNum to remoteRanks, Previous consistent pathNum=[%u], "
      43              :                        "mismatched "
      44              :                        "remoteRank=[%d], pathNum=[%u]",
      45              :                 pathNum, remoteRank, rank2PathNumMap_[remoteRank]);
      46            0 :             return HcclResult::HCCL_E_INTERNAL;
      47              :         }
      48            0 :         resReqIter->second = pathNum;
      49              :     }
      50              : 
      51            0 :     tempResReq.queNum = tempVTopo_[0].size() * pathNum;
      52            0 :     HCCL_INFO("[InsTempScatterMesh1D] tempResReq.queNum = %u", tempResReq.queNum);
      53            0 :     tempResReq.streamNum = tempResReq.queNum;
      54            0 :     tempResReq.queNotifys = CreateMasterSlaveQueNotifiesRequest(tempResReq.queNum);
      55              : 
      56            0 :     QId centerQ = 0;
      57            0 :     tempResReq.localWaitGroupCntNotify.emplace_back(centerQ, 0);
      58            0 :     tempResReq.localBcastPostCntNotify.emplace_back(centerQ, 0);
      59              : 
      60            0 :     return HcclResult::HCCL_SUCCESS;
      61              : }
      62              : 
      63            0 : u32 InsTempScatterMesh1D::CalcScratchMultiple(BufferType inBuffType, BufferType outBuffType)
      64              : {
      65              :     (void)inBuffType;
      66              :     (void)outBuffType;
      67            0 :     if (op_.opMode == OpMode::OPBASE) {
      68            0 :         return 1;
      69              :     } else {
      70            0 :         return 0;
      71              :     }
      72              : }
      73              : 
      74              : // 需要支持 input->output, input->scratch, scratch->output
      75            0 : HcclResult InsTempScatterMesh1D::GenExtIns(TempFuncs &tempFuncs, TemplateDataParams &tempAlgParams,
      76              :     ResLinks &tempResLinks, std::vector<InsQuePtr> &tempInsQues)
      77              : {
      78            0 :     HCCL_INFO("[InsTempScatterMesh1D][Run] start: Rank [%d]", myRank_);
      79              : 
      80            0 :     opMode_ = tempFuncs.opMode;
      81            0 :     buffInfo_ = tempAlgParams.buffInfo;
      82            0 :     majorQueNum_ = tempVTopo_[0].size();
      83            0 :     isZeroCopy_ = opMode_ == OpMode::OFFLOAD && buffInfo_.inBuffType == BufferType::INPUT
      84            0 :                   && buffInfo_.outBuffType == BufferType::OUTPUT;
      85              : 
      86            0 :     uint32_t linkNum = tempResLinks.begin()->second.size();
      87              :     // 流的数量不能少于linkNum
      88            0 :     CHK_PRT_RET(linkNum > tempInsQues.size(),
      89              :         HCCL_ERROR("[CollAlgFactory] [InsTempScatterMesh1D] Rank [%d], requiredQue Error.", myRank_),
      90              :         HcclResult::HCCL_E_INTERNAL);
      91            0 :     std::vector<float> dataSplitRate(linkNum);
      92            0 :     CHK_RET(CalcDataSplitRateForLinks(tempResLinks.begin()->second, dataSplitRate));
      93            0 :     queNumPerNeighbor_ = linkNum;
      94            0 :     std::vector<InsQuePtr> localInsQues;
      95            0 :     localInsQues.push_back(tempInsQues[0]);
      96            0 :     localInsQues.push_back(tempInsQues[tempInsQues.size() - 1]);
      97              :     // queNumPerNeighbor_初始化是1
      98            0 :     CHK_PRT_RET(majorQueNum_ * queNumPerNeighbor_ > tempInsQues.size(),
      99              :         HCCL_ERROR("[InsCollAlgFactory] [InsTempScatterMesh1D] Rank [%d], requiredQueNum [%u] not equals to "
     100              :                    "templateQueNum [%u].",
     101              :             myRank_, majorQueNum_ * queNumPerNeighbor_, tempInsQues.size()),
     102              :         HcclResult::HCCL_E_INTERNAL);
     103              : 
     104            0 :     PreCopy(tempAlgParams, tempInsQues);
     105              :     // semaphore sync
     106            0 :     if (majorQueNum_ > 1) { // more than one rank
     107            0 :         CHK_RET(PreSyncInterQueues(tempInsQues));
     108              :     }
     109              : 
     110              :     // run Mesh
     111            0 :     CHK_RET(RunMesh(tempAlgParams, tempResLinks, tempInsQues));
     112              : 
     113              :     // semaphore sync
     114            0 :     if (majorQueNum_ > 1) { // more than one rank
     115            0 :         CHK_RET(PostSyncInterQueues(tempInsQues));
     116              :     }
     117            0 :     PostCopy(tempAlgParams, tempInsQues);
     118            0 :     return HcclResult::HCCL_SUCCESS;
     119            0 : }
     120              : 
     121            0 : uint64_t InsTempScatterMesh1D::GetExpandedMode() const
     122              : {
     123            0 :     return 1;
     124              : }
     125              : 
     126            0 : HcclResult InsTempScatterMesh1D::RunMeshTx(u32 myAlgRank, u32 repeatTimes, const TemplateDataParams &tempAlgParams,
     127              :     ResLinks &tempResLinks, std::vector<InsQuePtr> &tempInsQues)
     128              : {
     129              :     // root卡需要将发送的数据刷新为尾部数据长度,保护一下tailSize=0认为没有
     130            0 :     u64 sliceSize = tempAlgParams.tailSize == 0 ? tempAlgParams.sliceSize : tempAlgParams.tailSize;
     131            0 :     u32 count = 0;
     132            0 :     for (u32 algRank = 0; algRank < tempVTopo_[0].size(); algRank++) {
     133            0 :         if (myAlgRank == algRank) {
     134            0 :             continue;
     135              :         }
     136            0 :         if (tempInsQues.size() < tempVTopo_[0].size()) {
     137            0 :             HCCL_ERROR("tempInsQues size [%zu] is smaller than tempVTopo_[0].size() [%zu]", tempInsQues.size(),
     138              :                 tempVTopo_[0].size());
     139            0 :             return HcclResult::HCCL_E_INTERNAL;
     140              :         }
     141              : 
     142            0 :         u32 peerRank = tempVTopo_[0][algRank];
     143            0 :         std::vector<LinkData> &neighborLinkDatas = tempResLinks.at(peerRank);
     144            0 :         u32 linkNum = rank2PathNumMap_.at(peerRank);
     145            0 :         if (linkNum != neighborLinkDatas.size()) {
     146            0 :             HCCL_ERROR("InsTempScatterMesh1D::RunMeshTx linkNum != neighborLinkDatas.size()");
     147            0 :             return HcclResult::HCCL_E_INTERNAL;
     148              :         }
     149            0 :         std::vector<float> dataSplitRate(linkNum);
     150            0 :         CHK_RET(CalcDataSplitRateForLinks(neighborLinkDatas, dataSplitRate));
     151              : 
     152            0 :         u64 srcOffset = buffInfo_.inBuffType == BufferType::SCRATCH
     153            0 :                             ? buffInfo_.scratchBuffBaseOff + repeatTimes * tempAlgParams.inputRepeatStride
     154            0 :                                   + algRank * tempAlgParams.inputSliceStride
     155            0 :                             : repeatTimes * tempAlgParams.inputRepeatStride + algRank * tempAlgParams.inputSliceStride
     156            0 :                                   + buffInfo_.inBuffBaseOff;
     157            0 :         u64 dstOffset = isZeroCopy_ ? buffInfo_.outBuffBaseOff + repeatTimes * tempAlgParams.outputRepeatStride
     158            0 :                                     : buffInfo_.scratchBuffBaseOff + repeatTimes * tempAlgParams.outputRepeatStride;
     159            0 :         BufferType dstBuffType = isZeroCopy_ ? BufferType::OUTPUT : BufferType::SCRATCH;
     160            0 :         DataSlice srcSlice(buffInfo_.inBuffType, srcOffset, sliceSize);
     161            0 :         DataSlice dstSlice(dstBuffType, dstOffset, sliceSize);
     162            0 :         for (u32 j = 0; j < linkNum; j++) {
     163            0 :             CHK_PRT_RET(count >= tempInsQues.size(),
     164              :                 HCCL_ERROR("[InsTempScatterMesh1D] count=%u, tempInsQues.size=%u", count, tempInsQues.size()),
     165              :                 HcclResult::HCCL_E_INTERNAL);
     166            0 :             LinkData &neighborLinkData = neighborLinkDatas[j];
     167              : 
     168            0 :             vector<DataSlice> txSrcSlices{CalcDataSliceForLinks(srcSlice, dataSplitRate, j, dataType_)};
     169            0 :             vector<DataSlice> txDstSlices{CalcDataSliceForLinks(dstSlice, dataSplitRate, j, dataType_)};
     170              : 
     171            0 :             SlicesList txSlicesList({txSrcSlices}, {txDstSlices});
     172            0 :             DataInfo sendData(neighborLinkData, txSlicesList);
     173            0 :             CHK_PRT_RET(Send(sendData, tempInsQues[++count], 0, true, DmaMode::PUT),
     174              :                 HCCL_ERROR("[InsTempScatterMesh1D] BatchSend failed"), HcclResult::HCCL_E_INTERNAL);
     175            0 :         }
     176            0 :     }
     177            0 :     return HcclResult::HCCL_SUCCESS;
     178              : }
     179              : 
     180            0 : HcclResult InsTempScatterMesh1D::RunMeshRx(u32 myAlgRank, u32 repeatTimes, const TemplateDataParams &tempAlgParams,
     181              :     ResLinks &tempResLinks, std::vector<InsQuePtr> &tempInsQues)
     182              : {
     183            0 :     u64 srcOffset = buffInfo_.inBuffType == BufferType::SCRATCH
     184            0 :                         ? buffInfo_.scratchBuffBaseOff + repeatTimes * tempAlgParams.inputRepeatStride
     185            0 :                               + myAlgRank * tempAlgParams.inputSliceStride
     186            0 :                         : repeatTimes * tempAlgParams.inputRepeatStride + myAlgRank * tempAlgParams.inputSliceStride
     187            0 :                               + buffInfo_.inBuffBaseOff;
     188            0 :     u64 dstOffset = isZeroCopy_ ? buffInfo_.outBuffBaseOff + repeatTimes * tempAlgParams.outputRepeatStride
     189            0 :                                 : buffInfo_.scratchBuffBaseOff + repeatTimes * tempAlgParams.outputRepeatStride;
     190            0 :     BufferType dstBuffType = isZeroCopy_ ? BufferType::OUTPUT : BufferType::SCRATCH;
     191              : 
     192              :     // root卡需要将发送的数据刷新为尾部数据长度,保护一下tailSize=0认为没有
     193            0 :     u64 tailSize = tempAlgParams.tailSize == 0 ? tempAlgParams.sliceSize : tempAlgParams.tailSize;
     194              :     // 支持不均匀切分的情况下需要把尾部数据放到最后一张卡上
     195            0 :     u64 sliceSize = myAlgRank == tempVTopo_[0].size() - 1 ? tailSize : tempAlgParams.sliceSize;
     196              : 
     197            0 :     DataSlice srcSlice(buffInfo_.inBuffType, srcOffset, sliceSize);
     198            0 :     DataSlice dstSlice(dstBuffType, dstOffset, sliceSize);
     199              : 
     200            0 :     u32 currQueIdx = 0;
     201            0 :     for (currQueIdx = 1; currQueIdx < tempVTopo_[0].size(); currQueIdx++) {
     202            0 :         if ((myAlgRank + currQueIdx) % tempVTopo_[0].size() == root_ % tempVTopo_[0].size()) {
     203            0 :             break;
     204              :         }
     205              :     }
     206            0 :     std::vector<LinkData> &neighborLinkDatas = tempResLinks.at(root_);
     207            0 :     u32 linkNum = rank2PathNumMap_.at(root_);
     208            0 :     if (linkNum != neighborLinkDatas.size()) {
     209            0 :         HCCL_ERROR("InsTempScatterMesh1D::RunMeshTx linkNum != neighborLinkDatas.size()");
     210            0 :         return HcclResult::HCCL_E_INTERNAL;
     211              :     }
     212            0 :     std::vector<float> dataSplitRate(linkNum);
     213            0 :     CHK_RET(CalcDataSplitRateForLinks(neighborLinkDatas, dataSplitRate));
     214            0 :     for (u32 j = 0; j < linkNum; j++) {
     215            0 :         const LinkData &linkRecv = tempResLinks.at(root_)[j];
     216            0 :         vector<DataSlice> rxSrcSlices{CalcDataSliceForLinks(srcSlice, dataSplitRate, j, dataType_)};
     217            0 :         vector<DataSlice> rxDstSlices{CalcDataSliceForLinks(dstSlice, dataSplitRate, j, dataType_)};
     218            0 :         SlicesList rxSlicesList({rxSrcSlices}, {rxDstSlices});
     219            0 :         DataInfo recvData(linkRecv, rxSlicesList);
     220            0 :         CHK_PRT_RET(Recv(recvData, tempInsQues[currQueIdx++], 0, true, DmaMode::PUT),
     221              :             HCCL_ERROR("[InsTempScatterMesh1D] RunMeshRx failed"), HcclResult::HCCL_E_INTERNAL);
     222            0 :     }
     223            0 :     return HcclResult::HCCL_SUCCESS;
     224            0 : }
     225              : 
     226            0 : HcclResult InsTempScatterMesh1D::RunMesh(
     227              :     TemplateDataParams &tempAlgParams, ResLinks &tempResLinks, std::vector<InsQuePtr> &tempInsQues)
     228              : {
     229              :     u32 myAlgRank;
     230            0 :     GetAlgRank(myRank_, tempVTopo_[0], myAlgRank);
     231            0 :     for (u32 r = 0; r < tempAlgParams.repeatNum; r++) {
     232            0 :         if (root_ == u32(myRank_)) {
     233            0 :             CHK_PRT_RET(RunMeshTx(myAlgRank, r, tempAlgParams, tempResLinks, tempInsQues),
     234              :                 HCCL_ERROR("[InsTempScatterMesh1D] RunMeshTx failed"), HcclResult::HCCL_E_INTERNAL);
     235              :         } else {
     236            0 :             CHK_PRT_RET(RunMeshRx(myAlgRank, r, tempAlgParams, tempResLinks, tempInsQues),
     237              :                 HCCL_ERROR("[InsTempScatterMesh1D] BatchRecv failed"), HcclResult::HCCL_E_INTERNAL);
     238              :         }
     239              :     }
     240            0 :     return HcclResult::HCCL_SUCCESS;
     241              : }
     242              : 
     243            0 : HcclResult InsTempScatterMesh1D::PreCopy(TemplateDataParams &tempAlgParams, std::vector<InsQuePtr> &tempInsQues)
     244              : {
     245            0 :     if (u32(myRank_) != root_) {
     246            0 :         return HCCL_SUCCESS;
     247              :     }
     248              :     // root卡需要将发送的数据刷新为尾部数据长度,保护一下tailSize=0认为没有
     249            0 :     u64 sliceSize = tempAlgParams.tailSize == 0 ? tempAlgParams.sliceSize : tempAlgParams.tailSize;
     250              :     u32 myAlgRank;
     251            0 :     GetAlgRank(myRank_, tempVTopo_[0], myAlgRank);
     252              :     // 零拷贝而且不是最后一张卡的情况需要拷贝sliceSize
     253            0 :     if (isZeroCopy_ && myAlgRank != tempVTopo_[0].size() - 1) {
     254            0 :         sliceSize = tempAlgParams.sliceSize;
     255              :     }
     256            0 :     for (u32 r = 0; r < tempAlgParams.repeatNum; r++) {
     257              :         u64 srcOffset
     258            0 :             = buffInfo_.inBuffType == BufferType::SCRATCH ? buffInfo_.scratchBuffBaseOff : buffInfo_.inBuffBaseOff;
     259            0 :         srcOffset += r * tempAlgParams.inputRepeatStride + tempAlgParams.inputSliceStride * myAlgRank;
     260              :         BufferType dstBufferType
     261            0 :             = buffInfo_.outBuffType == BufferType::INPUT ? buffInfo_.scratBuffType : buffInfo_.outBuffType;
     262            0 :         u64 dstOffset = buffInfo_.outBuffType == BufferType::SCRATCH || buffInfo_.outBuffType == BufferType::INPUT
     263            0 :                             ? r * tempAlgParams.outputRepeatStride + buffInfo_.scratchBuffBaseOff
     264            0 :                             : r * tempAlgParams.outputRepeatStride + buffInfo_.outBuffBaseOff;
     265            0 :         DataSlice srcSlice(buffInfo_.inBuffType, srcOffset, sliceSize);
     266            0 :         DataSlice dstSlice(dstBufferType, dstOffset, sliceSize);
     267            0 :         LocalCopy(tempInsQues[0], srcSlice, dstSlice);
     268              :     }
     269              : 
     270            0 :     return HcclResult::HCCL_SUCCESS;
     271              : }
     272              : 
     273            0 : HcclResult InsTempScatterMesh1D::PostCopy(const TemplateDataParams &tempAlgParams, std::vector<InsQuePtr> &tempInsQues)
     274              : {
     275              :     // 零拷贝或者输出地址是SCRATCH场景在PreCopy阶段就已经拷贝完了
     276            0 :     if (isZeroCopy_ || buffInfo_.outBuffType == BufferType::SCRATCH) {
     277            0 :         return HCCL_SUCCESS;
     278              :     }
     279            0 :     if (buffInfo_.outBuffType == BufferType::OUTPUT && (static_cast<u32>(myRank_) == root_)) {
     280            0 :         return HCCL_SUCCESS;
     281              :     }
     282              :     u32 myAlgRank;
     283            0 :     GetAlgRank(myRank_, tempVTopo_[0], myAlgRank);
     284              :     // root卡需要将发送的数据刷新为尾部数据长度,保护一下tailSize=0认为没有
     285            0 :     u64 tailSize = tempAlgParams.tailSize == 0 ? tempAlgParams.sliceSize : tempAlgParams.tailSize;
     286              :     // 支持不均匀切分的情况下需要把尾部数据放到最后一张卡上
     287            0 :     u64 sliceSize = myAlgRank == tempVTopo_[0].size() - 1 ? tailSize : tempAlgParams.sliceSize;
     288              : 
     289            0 :     DataSlice dstSlice(buffInfo_.outBuffType, buffInfo_.outBuffBaseOff, sliceSize * tempAlgParams.repeatNum);
     290            0 :     DataSlice srcSlice(buffInfo_.scratBuffType, buffInfo_.scratchBuffBaseOff, sliceSize * tempAlgParams.repeatNum);
     291            0 :     if (buffInfo_.outBuffType == buffInfo_.scratBuffType && buffInfo_.outBuffBaseOff == buffInfo_.scratchBuffBaseOff) {
     292            0 :         return HCCL_SUCCESS;
     293              :     }
     294            0 :     LocalCopy(tempInsQues[0], srcSlice, dstSlice);
     295              : 
     296            0 :     return HcclResult::HCCL_SUCCESS;
     297              : }
     298              : } // namespace Hccl
        

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