LCOV - code coverage report
Current view: top level - legacy/ascend950/service/collective/alg/coll_alg_factory/alg_template/ccu_alg_template - ccu_temp_all_gather_mesh_1D_detour.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 0.0 % 123 0
Test Date: 2026-08-18 17:47:01 Functions: 0.0 % 10 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 <ios>
      12              : #include <iostream>
      13              : 
      14              : #include "log.h"
      15              : 
      16              : #include "ccu_instruction_all_gather_mesh1d_detour.h"
      17              : #include "ccu_rank_group.h"
      18              : #include "ccu_ctx_creator_registry.h"
      19              : #include "executor_utils.h"
      20              : #include "ccu_context_all_gather_mesh1d_detour.h"
      21              : #include "ccu_temp_all_gather_mesh_1D_detour.h"
      22              : 
      23              : namespace Hccl {
      24              : constexpr u32 DETOUR_RANK_SIZE_2P = 2;
      25              : constexpr u32 DETOUR_SPLIT_LINK_NUM = 2;
      26              : 
      27              : static CcuInstRegister<CcuContextAllGatherMeshDetour1D> g_registrarAllGather(CcuInstType::CCU_ALLGATHER_MESH_1D_DETOUR);
      28              : 
      29            0 : CcuTempAllGatherMeshDetour1D::CcuTempAllGatherMeshDetour1D(
      30              :     const RankId virtualRank, const u32 tempRankSize, const std::vector<std::vector<RankId>>& tempVTopo,
      31            0 :     const std::map<RankId, u32>& tempVirtRankMap)
      32            0 :     : CcuAlgTemplateBase(virtualRank, tempRankSize, tempVTopo, tempVirtRankMap)
      33            0 : {}
      34              : 
      35            0 : CcuTempAllGatherMeshDetour1D::~CcuTempAllGatherMeshDetour1D() {}
      36              : 
      37            0 : HcclResult CcuTempAllGatherMeshDetour1D::CalcResDetour(const RankGraph* rankGraph, AlgTempResReq& tempResReq)
      38              : {
      39              :     // 当前仅支持2P或4P
      40            0 :     CHK_PRT_RET(
      41              :         tempRankSize_ != DETOUR_RANK_SIZE_2P && tempRankSize_ != 4,
      42              :         HCCL_ERROR("[CcuTempAllGatherMeshDetour1D] Invalid RankSize[%u].", tempRankSize_), HcclResult::HCCL_E_INTERNAL);
      43              : 
      44            0 :     tempResReq.queNum = 1; // 当前只有一个ccu mission,暂定1条流
      45            0 :     tempResReq.streamNum = tempResReq.queNum;
      46            0 :     HCCL_INFO("[CcuTempAllGatherMeshDetour1D][CalcResDetour] tempResReq.queNum[%u]", tempResReq.queNum);
      47              :     u32 myAlgRank;
      48            0 :     CHK_RET(GetAlgRank(myRank_, tempVTopo_[0], myAlgRank));
      49              : 
      50            0 :     for (u32 queIdx = 0; queIdx < tempVTopo_[0].size() - 1; queIdx++) {
      51              :         // find neighbors : virtualRank
      52            0 :         RankId neighborRank = tempVTopo_[0][(myAlgRank + 1 + queIdx) % tempRankSize_];
      53            0 :         uint32_t linkNum = GetPathsFromRankGraph(rankGraph, myRank_, neighborRank).size();
      54            0 :         tempResReq.links[neighborRank] = linkNum;
      55            0 :         HCCL_INFO(
      56              :             "[CcuTempAllGatherMeshDetour1D][CalcResDetour] RankSize[%u], MyRank[%d]--Neighbor[%d], linkNum[%u]",
      57              :             tempRankSize_, myRank_, neighborRank, linkNum);
      58              : 
      59              :         // 2P支持2,3,4条link,4P支持2条link,注意绕路link分两条
      60            0 :         CHK_PRT_RET(
      61              :             (tempRankSize_ == DETOUR_RANK_SIZE_2P && (linkNum <= 1 || linkNum > 1 + 3 * DETOUR_SPLIT_LINK_NUM))
      62              :                 || (tempRankSize_ == 4 && linkNum != 1 + 1 * 2), // 4P场景下,1条直连,绕路拆成2条
      63              :             HCCL_ERROR(
      64              :                 "[CcuTempAllGatherMeshDetour1D][CalcResDetour] Invalid linkNum[%u] for RankSize[%u].", linkNum,
      65              :                 tempRankSize_),
      66              :             HcclResult::HCCL_E_INTERNAL);
      67            0 :         if (queIdx == 0) {
      68            0 :             detourPathNum_ = (tempRankSize_ == DETOUR_RANK_SIZE_2P) ? (linkNum - 1) / 2 :
      69              :                                                                       1; // 2P时去掉直连有2N条绕路link,对应N个绕路路径
      70            0 :             pathNumPerPeer_ = (tempRankSize_ == DETOUR_RANK_SIZE_2P) ? (detourPathNum_ + 1) :
      71            0 :                                                                        detourPathNum_ + 2; // 4P直连有2条,固定3条
      72            0 :             HCCL_INFO(
      73              :                 "[CcuTempAllGatherMeshDetour1D][CalcResDetour] detourPathNum[%u], pathNum[%u]", detourPathNum_,
      74              :                 pathNumPerPeer_);
      75              :         }
      76              :     }
      77              : 
      78            0 :     return HcclResult::HCCL_SUCCESS;
      79              : }
      80              : 
      81            0 : HcclResult CcuTempAllGatherMeshDetour1D::CalcResDetour(ConnectedLinkMgr* linkMgr, AlgTempResReq& tempResReq)
      82              : {
      83              :     (void)linkMgr;
      84              :     (void)tempResReq;
      85            0 :     HCCL_ERROR("[InsCollAlgFactory] Unsupported interface of resource calculation!");
      86            0 :     return HcclResult::HCCL_E_INTERNAL;
      87              : }
      88              : 
      89            0 : HcclResult CcuTempAllGatherMeshDetour1D::CalcSliceInfo(
      90              :     const AllignInfo& allignInfo, const u64 dataSize, RankSliceInfo& sliceInfoVec)
      91              : {
      92            0 :     std::vector<SliceInfo> tmp(tempVTopo_.size());
      93            0 :     sliceInfoVec.resize(tempRankSize_, tmp);
      94              : 
      95            0 :     CHK_RET(CalcRsAgSliceInfoMesh(myRank_, tempRankSize_, allignInfo, dataSize, sliceInfoVec));
      96              : 
      97            0 :     return HcclResult::HCCL_SUCCESS;
      98            0 : }
      99              : 
     100            0 : void CcuTempAllGatherMeshDetour1D::CalcDetourOffset(
     101              :     uint64_t sliceSize, uint64_t& tailOffset, uint64_t& tailSize, uint64_t& loopIterNum)
     102              : {
     103            0 :     constexpr uint64_t MS_SIZE = 4096;
     104            0 :     uint64_t loopSize = pathNumPerPeer_ * MS_SIZE * CcuRep::CCU_MS_DEFAULT_LOOP_COUNT; // 整块迭代
     105            0 :     loopIterNum = sliceSize / loopSize;
     106            0 :     tailSize = sliceSize % loopSize;
     107            0 :     tailOffset = sliceSize - tailSize;
     108              : 
     109            0 :     singleTransportSize_ = 0;
     110            0 :     lengths_.clear(); // 多轮情况下每轮都需要清零
     111            0 :     for (uint32_t i = 0; i < pathNumPerPeer_; i++) {
     112            0 :         lengths_.emplace_back(MS_SIZE);
     113            0 :         singleTransportSize_ += MS_SIZE;
     114              :     }
     115            0 :     return;
     116              : }
     117              : 
     118            0 : void CcuTempAllGatherMeshDetour1D::ProcessLinks(std::vector<LinkData>& links, const ResLinks& tempLinks) const
     119              : {
     120              :     // 整理links,要区分sendOnly与recvOnly,根据读写操作选择不同的绕路link
     121              :     // 固定2P用2-4条链路,每个链路用一个ms;4P用2条链路,其中直连用2个ms,绕路用1个
     122            0 :     std::vector<LinkData> directLinks;
     123            0 :     std::vector<LinkData> sendLinks; // sendOnly
     124            0 :     std::vector<LinkData> recvLinks; // recvOnly
     125            0 :     for (auto& pair : tempLinks) {
     126            0 :         if (pair.second.empty()) {
     127            0 :             continue;
     128              :         }
     129            0 :         HCCL_INFO(
     130              :             "[CcuTempAllGatherMeshDetour1D][ProcessLinks] rankId[%d], linkSize[%zu]", pair.first, pair.second.size());
     131            0 :         for (uint32_t i = 0; i < pair.second.size(); i++) {
     132            0 :             LinkData curLink = pair.second[i];
     133            0 :             if (curLink.GetHop() == 1) {
     134            0 :                 directLinks.emplace_back(curLink);
     135            0 :             } else if (curLink.GetDirection() == LinkDirection::SEND_ONLY) {
     136            0 :                 sendLinks.emplace_back(curLink);
     137            0 :             } else if (curLink.GetDirection() == LinkDirection::RECV_ONLY) {
     138            0 :                 recvLinks.emplace_back(curLink);
     139              :             } else {
     140            0 :                 THROW<InvalidParamsException>(StringFormat(
     141              :                     "[CcuTempAllGatherMeshDetour1D][ProcessLinks] Rank[%d]--Peer[%d]--link[%d], unexpected link type.",
     142            0 :                     myRank_, pair.first, i));
     143              :             }
     144              :         }
     145              :     }
     146              : 
     147              :     // 校验link
     148            0 :     if (sendLinks.size() != recvLinks.size() || directLinks.size() != tempRankSize_ - 1
     149            0 :         || sendLinks.size() % directLinks.size() != 0 || recvLinks.size() % directLinks.size() != 0) {
     150            0 :         THROW<InvalidParamsException>(StringFormat(
     151              :             "[CcuTempAllGatherMeshDetour1D] directSize[%zu]-sendSize[%zu]-recvSize[%zu].", directLinks.size(),
     152              :             sendLinks.size(), recvLinks.size()));
     153              :     }
     154            0 :     for (uint32_t i = 0; i < directLinks.size(); i++) {
     155            0 :         HCCL_INFO("Peer[%d][%s]", directLinks[i].GetRemoteRankId(), directLinks[i].GetDirection().Describe().c_str());
     156            0 :         links.emplace_back(directLinks[i]);
     157              :     }
     158            0 :     for (uint32_t i = 0; i < sendLinks.size(); i++) {
     159            0 :         HCCL_INFO("Peer[%d][%s]", sendLinks[i].GetRemoteRankId(), sendLinks[i].GetDirection().Describe().c_str());
     160            0 :         links.emplace_back(sendLinks[i]);
     161              :     }
     162            0 :     for (uint32_t i = 0; i < recvLinks.size(); i++) {
     163            0 :         HCCL_INFO("Peer[%d][%s]", recvLinks[i].GetRemoteRankId(), recvLinks[i].GetDirection().Describe().c_str());
     164            0 :         links.emplace_back(recvLinks[i]);
     165              :     }
     166              : 
     167            0 :     return;
     168            0 : }
     169              : 
     170            0 : void CcuTempAllGatherMeshDetour1D::GetAddrInfo(
     171              :     const TempFuncs& tempFuncs, const RankSliceInfo& sliceInfoVec, uint64_t& inputAddr, uint64_t& outputAddr,
     172              :     uint64_t& offset)
     173              : {
     174            0 :     if (opMode_ == OpMode::OPBASE) {
     175            0 :         if (tempFuncs.isForepart) {
     176            0 :             inputAddr = BufferTypeToAddr(tempFuncs.usrData.usrInSlices[0].GetType())
     177            0 :                         + tempFuncs.usrData.usrInSlices[0].GetOffset();
     178              :         } else {
     179            0 :             inputAddr = BufferTypeToAddr(buffInfo_.inBuffType) + buffInfo_.inBuffBaseOff;
     180              :         }
     181            0 :         if (tempFuncs.isBottom) {
     182            0 :             outputAddr = BufferTypeToAddr(tempFuncs.usrData.usrOutSlices[0].GetType());
     183              :             // 需要加上 UserOUt 的偏移,包含了 loop 偏移和 rank 偏移
     184            0 :             offset = tempFuncs.usrData.usrOutSlices[myRank_].GetOffset();
     185              :         } else {
     186            0 :             outputAddr = BufferTypeToAddr(buffInfo_.outBuffType) + buffInfo_.outBuffBaseOff;
     187              :             // 从 inBuff 获取数据,只需要加上 rank 偏移
     188            0 :             offset = sliceInfoVec[myRank_][0].offset;
     189              :         }
     190              :     } else {
     191              :         // 图模式没有 tempFuncs.usrData,直接通过 buffInfo_ 获取输入输出地址
     192            0 :         inputAddr = BufferTypeToAddr(buffInfo_.inBuffType) + buffInfo_.inBuffBaseOff
     193            0 :                     + tempFuncs.usrData.usrInSlices[0].GetOffset();
     194            0 :         outputAddr = BufferTypeToAddr(buffInfo_.outBuffType) + buffInfo_.outBuffBaseOff;
     195            0 :         offset = tempFuncs.usrData.usrOutSlices[myRank_].GetOffset();
     196              :     }
     197              : 
     198            0 :     return;
     199              : }
     200              : 
     201            0 : HcclResult CcuTempAllGatherMeshDetour1D::Run(
     202              :     const TempFuncs& tempFuncs, const RankSliceInfo& sliceInfoVec, const BuffInfo& buffInfo, const ResLinks& tempLinks,
     203              :     std::vector<InsQuePtr>& tempInsQues)
     204              : {
     205            0 :     CHK_PRT_RET(
     206              :         tempInsQues.empty(), HCCL_ERROR("[CcuTempAllGatherMeshDetour1D] empty queue"), HcclResult::HCCL_E_INTERNAL);
     207            0 :     CHK_PTR_NULL(tempInsQues[0]);
     208            0 :     opMode_ = tempFuncs.opMode;
     209            0 :     buffInfo_ = buffInfo;
     210            0 :     CcuInstructionAllGatherMeshDetour1D ccuInsAllGatherMeshDetour1D;
     211              : 
     212            0 :     std::vector<uint64_t> dimSize;
     213            0 :     dimSize.push_back(tempRankSize_);
     214              : 
     215              :     uint64_t inputAddr;
     216              :     uint64_t outputAddr;
     217              :     uint64_t offset;
     218            0 :     GetAddrInfo(tempFuncs, sliceInfoVec, inputAddr, outputAddr, offset);
     219              : 
     220            0 :     std::vector<LinkData> links;
     221            0 :     uint64_t sliceSize = sliceInfoVec[myRank_][0].size; // 获取本rank需要处理的数据量
     222              :     uint64_t token;
     223            0 :     CHK_RET(GetToken(op_, token));
     224              :     uint64_t tailOffset;
     225              :     uint64_t tailSize;
     226              :     uint64_t loopIterNum;
     227            0 :     CalcDetourOffset(sliceSize, tailOffset, tailSize, loopIterNum);
     228            0 :     ProcessLinks(links, tempLinks);
     229              : 
     230            0 :     ccuInsAllGatherMeshDetour1D.InitDetourInfo(
     231            0 :         static_cast<uint32_t>(myRank_), inputAddr, outputAddr, token, offset, tailOffset, tailSize, loopIterNum,
     232            0 :         lengths_, singleTransportSize_, detourPathNum_, pathNumPerPeer_, op_, tempVTopo_);
     233              : 
     234            0 :     HCCL_INFO(
     235              :         "[CcuTempAllGatherMeshDetour1D] Run Init: myRank_[%d], dimSize[%llu], inputAddr[%llu],outputAddr[%llu],"
     236              :         "sliceSize[%llu], baseOffset[%llu], tailOffset[%llu], tailSize[%llu], loopIterNum[%llu],"
     237              :         "singleTransportSize[%llu], detourPathNum[%u], pathNumPerPeer[%u], links.size[%llu]",
     238              :         myRank_, dimSize[0], inputAddr, outputAddr, sliceSize, offset, tailOffset, tailSize, loopIterNum,
     239              :         singleTransportSize_, detourPathNum_, pathNumPerPeer_, links.size());
     240              : 
     241            0 :     ccuInsAllGatherMeshDetour1D.SetLinks(links);
     242              : 
     243            0 :     RankGroup rankGroup;
     244            0 :     for (auto& peer : tempVTopo_[0]) {
     245            0 :         rankGroup.AddRank(peer);
     246              :     }
     247            0 :     u32 cntCkeNum = 3;
     248            0 :     ccuInsAllGatherMeshDetour1D.SetCntCkeNum(cntCkeNum);
     249            0 :     ccuInsAllGatherMeshDetour1D.SetRankGroup(rankGroup);
     250            0 :     HCCL_INFO("ccuInsAllGatherMeshDetour1D is [%s]", ccuInsAllGatherMeshDetour1D.Describe().c_str());
     251            0 :     ccuInsAllGatherMeshDetour1D.Describe();
     252            0 :     tempInsQues[0]->Append(
     253            0 :         std::move(std::make_unique<CcuInstructionAllGatherMeshDetour1D>(ccuInsAllGatherMeshDetour1D)));
     254              : 
     255            0 :     return HcclResult::HCCL_SUCCESS;
     256            0 : }
     257              : } // namespace Hccl
        

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