LCOV - code coverage report
Current view: top level - legacy/ascend950/service/collective/alg/coll_alg_factory/alg_ccu_context/all_gather - ccu_context_all_gather_mesh2d.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 0.0 % 211 0
Test Date: 2026-07-28 12:11:00 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 "ccu_context_all_gather_mesh2d.h"
      12              : #include "ccu_instruction_all_gather_mesh2d.h"
      13              : 
      14              : namespace Hccl {
      15              : 
      16              : constexpr int OUTPUT_XN_ID = 1;
      17              : constexpr int TOKEN_XN_ID  = 2;
      18              : constexpr int CKE_IDX_0    = 0;
      19              : constexpr int CKE_IDX_1    = 1;
      20              : constexpr int CKE_IDX_2    = 2;
      21              : constexpr int CKE_IDX_3    = 3;
      22              : constexpr int CKE_IDX_4    = 4;
      23              : constexpr int FST_AXIS_ID  = 0;
      24              : constexpr int SEC_AXIS_ID  = 1;
      25              : 
      26            0 : CcuContextAllGatherMesh2D::CcuContextAllGatherMesh2D(const CcuCtxArg &arg, const std::vector<CcuTransport*> &transports,
      27            0 :                                                    const CcuTransportGroup &group)
      28            0 :     : CcuContextAlgBase(arg, transports, group)
      29              : {
      30            0 :     xAxisSize_             = CreateVariable();
      31            0 :     yAxisSize_             = CreateVariable();
      32            0 :     offset_                = CreateVariable();
      33            0 :     sliceSize_             = CreateVariable();
      34            0 :     firstInOffset_         = CreateVariable();
      35            0 :     firstOutOffset_        = CreateVariable();
      36            0 :     goASize_               = CreateGroupOpSize();
      37            0 :     goBSize_               = CreateGroupOpSize();
      38            0 :     secondInOutBaseOffset_ = CreateVariable();
      39            0 :     secondInOutStepOffset_ = CreateVariable();
      40            0 :     localAxisSignal_       = CreateMaskSignal();
      41              : 
      42            0 :     const CcuCtxArgAllGatherMesh2D *ctxArg = dynamic_cast<const CcuCtxArgAllGatherMesh2D *>(&arg);
      43            0 :     if (ctxArg == nullptr) {
      44            0 :         THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::ctxArg ptr is null"));
      45              :     }
      46            0 :     rankId_ = ctxArg->rankId_;
      47            0 :     dimSize_ = ctxArg->dimSize_;
      48            0 :     axisId_ = ctxArg->axisId_;
      49            0 :     uint32_t max_dimSize = 2;
      50            0 :     if (dimSize_.size() != max_dimSize or axisId_ > 1) {
      51            0 :         THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::dimSize[%u] or axisId[%u] is invalid",
      52              :             dimSize_.size(), axisId_));
      53              :     }
      54            0 :     CHK_PRT_THROW(dimSize_[0] == 0 || dimSize_[1] == 0,
      55              :                   HCCL_ERROR("[CcuContextAllGatherMesh2D] dimSize0[%llu] or dimSize1[%llu] is zero",
      56              :                    dimSize_[0], dimSize_[1]),
      57              :                   InvalidParamsException, "dimSize[0] or dimSize[1] is invalid");
      58            0 :     dimId_.emplace_back(rankId_ % dimSize_[0]);
      59            0 :     dimId_.emplace_back(rankId_ / dimSize_[0]);
      60            0 :     localId_ = dimId_[axisId_];
      61            0 :     localSize_ = dimSize_[axisId_];
      62            0 :     localAxisSignalName_ = "CcuContextAllGatherMesh2DAxisSync_" + std::to_string(axisId_);
      63            0 :     anotherAxisSignalName_ = "CcuContextAllGatherMesh2DAxisSync_" + std::to_string(1 - axisId_);
      64            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] RankId[%u], DimSize: D0[%u]--D1[%u], localId[%u], lcoalSize[%u]",
      65              :         rankId_, dimSize_[0], dimSize_[1], localId_, localSize_);
      66            0 : }
      67              : 
      68            0 : void CcuContextAllGatherMesh2D::InitResources()
      69              : {
      70            0 :     input_.push_back(CreateVariable());
      71              : 
      72            0 :     uint32_t transportIdx = 0;
      73            0 :     for (uint32_t peerId = 0; peerId < localSize_; peerId++) {
      74            0 :         if (peerId == localId_) {
      75            0 :             output_.push_back(CreateVariable());
      76            0 :             token_.push_back(CreateVariable());
      77              :         } else {
      78            0 :             HCCL_INFO("[CcuContextAllGatherMesh2D] MyRank[%u], peerId[%u], transportIdx[%u]",
      79              :                 rankId_, peerId, transportIdx);
      80            0 :             CHK_PRT_RET(transports[transportIdx] == nullptr,
      81              :                 HCCL_ERROR("[CcuContextAllGatherMesh2D] Algorithm transport ptr is null"),);
      82            0 :             output_.push_back(CreateVariable((*transports[transportIdx]), OUTPUT_XN_ID));
      83            0 :             token_.push_back(CreateVariable((*transports[transportIdx]), TOKEN_XN_ID));
      84            0 :             transportIdx++;
      85              :         }
      86              :     }
      87              : 
      88            0 :     ExportMaskSignal(localAxisSignal_, localAxisSignalName_);
      89            0 :     anotherAxisSignal_ = ImportMaskSignal(anotherAxisSignalName_);
      90            0 :     return;
      91              : }
      92              : 
      93            0 : void CcuContextAllGatherMesh2D::LoadArgs()
      94              : {
      95            0 :     Load(input_[0]);
      96            0 :     Load(output_[localId_]);
      97            0 :     Load(token_[localId_]);
      98            0 :     Load(xAxisSize_);
      99            0 :     Load(yAxisSize_);
     100            0 :     Load(offset_);
     101            0 :     Load(sliceSize_);
     102            0 :     Load(firstInOffset_);
     103            0 :     Load(firstOutOffset_);
     104            0 :     Load(secondInOutBaseOffset_);
     105            0 :     Load(secondInOutStepOffset_);
     106            0 :     Load(goASize_);
     107            0 :     Load(goBSize_);
     108              : 
     109            0 :     return;
     110              : }
     111              : 
     112            0 : void CcuContextAllGatherMesh2D::ExchangeInfoAndSync()
     113              : {
     114            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] ExchangeInfoAndSync run begins");
     115            0 :     uint16_t selfBit = 1 << localId_;
     116            0 :     uint16_t allBit  = ((1 << localSize_) - 1) & (~(1 << localId_));
     117              : 
     118            0 :     for (auto t : transports) {
     119            0 :         if (t == nullptr) {
     120            0 :             THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::Algorithm transport ptr is null"));
     121              :         }
     122            0 :         WriteVariableWithSignal(*t, output_[localId_], OUTPUT_XN_ID, CKE_IDX_1, selfBit); // index = 1,传递output信息
     123            0 :         WriteVariableWithSignal(*t, token_[localId_], TOKEN_XN_ID, CKE_IDX_2, selfBit);  // index = 2,传递token信息
     124            0 :         HCCL_INFO("[CcuContextAllGatherMesh2D] change addr success");
     125              :     }
     126            0 :     GroupWait(*transportGroup, CKE_IDX_1, allBit);
     127            0 :     GroupWait(*transportGroup, CKE_IDX_2, allBit);
     128            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] ExchangeInfoAndSync run finished");
     129            0 :     return;
     130              : }
     131              : 
     132            0 : void CcuContextAllGatherMesh2D::RankSync(uint32_t signalIndex)
     133              : {
     134            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] RankSync run begins");
     135            0 :     uint16_t selfBit = 1 << localId_;
     136            0 :     uint16_t allBit  = ((1 << localSize_) - 1) & (~(1 << localId_));
     137              : 
     138            0 :     for (auto t : transports) {
     139            0 :         if (t == nullptr) {
     140            0 :             THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::Algorithm transport ptr is null"));
     141              :         }
     142            0 :         RemotePost(*t, signalIndex, selfBit);
     143              :     }
     144            0 :     GroupWait(*transportGroup, signalIndex, allBit);
     145            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] RankSync run ends");
     146            0 :     return;
     147              : }
     148              : 
     149            0 : void CcuContextAllGatherMesh2D::AxisSync(uint32_t signalIndex)
     150              : {
     151            0 :     const uint32_t DIE_NUM = 2;
     152            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] AxisSync run begins");
     153            0 :     LocalCtxPost(anotherAxisSignal_, 1 << (axisId_ + (signalIndex * DIE_NUM)));
     154            0 :     LocalWait(localAxisSignal_, 1 << ((1 - axisId_) + (signalIndex * DIE_NUM)));
     155            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] AxisSync run ends");
     156            0 :     return;
     157              : }
     158              : 
     159            0 : void CcuContextAllGatherMesh2D::FirstStep()
     160              : {
     161            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] firstStep run begins");
     162            0 :     CcuRep::Memory src = CreateMemory();
     163            0 :     src.addr = input_[0];
     164            0 :     src.addr += firstInOffset_;
     165            0 :     src.token = token_[localId_];
     166              : 
     167            0 :     std::vector<CcuRep::Memory> dst;
     168            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     169            0 :         dst.push_back(CreateMemory());
     170              :     }
     171              : 
     172            0 :     uint32_t dstId = 0;
     173            0 :     uint32_t curId = 0;
     174              : 
     175            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     176            0 :         if (rankIdx != localId_) {
     177            0 :             curId = dstId;
     178            0 :             dstId++;
     179              :         } else {
     180            0 :             curId = localSize_ - 1;
     181              :         }
     182            0 :         dst[curId].addr = output_[rankIdx];
     183            0 :         dst[curId].addr += firstOutOffset_;
     184            0 :         dst[curId].token = token_[rankIdx];
     185              :     }
     186            0 :     if (axisId_ == 0) {
     187            0 :         GroupBroadcast(transports, dst, src, goASize_);
     188              :     } else {
     189            0 :         GroupBroadcast(transports, dst, src, goBSize_);
     190              :     }
     191            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] firstStep run ends");
     192            0 :     return;
     193            0 : }
     194              : 
     195            0 : void CcuContextAllGatherMesh2D::SecondStep()
     196              : {
     197            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] secodeStep run begins");
     198            0 :     uint64_t anotherSize = dimSize_[1 - axisId_];
     199              : 
     200            0 :     CcuRep::Memory src = CreateMemory();
     201            0 :     src.addr = output_[localId_];
     202            0 :     src.token = token_[localId_];
     203              : 
     204            0 :     uint32_t dstId = 0;
     205            0 :     uint32_t curId = 0;
     206              : 
     207            0 :     std::vector<CcuRep::Memory> dst;
     208            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     209            0 :         dst.push_back(CreateMemory());
     210              :     }
     211              : 
     212            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     213            0 :         if (rankIdx != localId_) {
     214            0 :             curId = dstId;
     215            0 :             dstId++;
     216              :         } else {
     217            0 :             curId = localSize_ - 1;
     218              :         }
     219            0 :         dst[curId].addr = output_[rankIdx];
     220            0 :         dst[curId].token = token_[rankIdx];
     221              :     }
     222              : 
     223            0 :     CcuRep::Memory tmpSrc = CreateMemory();
     224            0 :     std::vector<CcuRep::Memory> tmpDst;
     225            0 :     for (uint32_t r = 0; r < localSize_; r++) {
     226            0 :         tmpDst.push_back(CreateMemory());
     227              :     }
     228              : 
     229            0 :     for (uint64_t m = 0; m < anotherSize; m++) {
     230            0 :         if (m == 0) {
     231            0 :             src.addr += secondInOutBaseOffset_;
     232              :         } else {
     233            0 :             src.addr += secondInOutStepOffset_;
     234              :         }
     235            0 :         for (uint32_t r = 0; r < localSize_; r++) {
     236            0 :             if (m == 0) {
     237            0 :                 dst[r].addr += secondInOutBaseOffset_;
     238              :             } else {
     239            0 :                 dst[r].addr += secondInOutStepOffset_;
     240              :             }
     241              :         }
     242              : 
     243            0 :         tmpSrc.addr = src.addr;
     244            0 :         tmpSrc.token = src.token;
     245            0 :         for (uint32_t r = 0; r < localSize_; r++) {
     246            0 :             tmpDst[r].addr = dst[r].addr;
     247            0 :             tmpDst[r].token = dst[r].token;
     248              :         }
     249              : 
     250            0 :         if (axisId_ == 0) {
     251            0 :             GroupBroadcast(transports, tmpDst, tmpSrc, goBSize_);
     252              :         } else {
     253            0 :             GroupBroadcast(transports, tmpDst, tmpSrc, goASize_);
     254              :         }
     255              :     }
     256            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] secondStep run ends");
     257            0 :     return;
     258            0 : }
     259              : 
     260            0 : void CcuContextAllGatherMesh2D::Algorithm()
     261              : {
     262              :     // 初始化寄存器资源 & 加载外部输入参数
     263            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] AllgatherMesh2D Algorithm Init Begins.");
     264            0 :     InitResources();
     265            0 :     LoadArgs();
     266              : 
     267              :     // 第一轮
     268            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] Algorithm first step begins.");
     269            0 :     ExchangeInfoAndSync();
     270            0 :     FirstStep();
     271            0 :     RankSync(CKE_IDX_3);
     272            0 :     AxisSync(FST_AXIS_ID);
     273              : 
     274              :     // 第二轮
     275            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] Algorithm second step begins.");
     276            0 :     RankSync(CKE_IDX_4);
     277            0 :     SecondStep();
     278            0 :     RankSync(CKE_IDX_0);
     279            0 :     AxisSync(SEC_AXIS_ID);
     280              : 
     281            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] Algorithm Ends.");
     282            0 :     return;
     283              : }
     284              : 
     285            0 : std::vector<uint64_t> CcuContextAllGatherMesh2D::GeneArgs(const CcuTaskArg &arg)
     286              : {
     287            0 :     const CcuTaskArgAllGatherMesh2D *taskArg = dynamic_cast<const CcuTaskArgAllGatherMesh2D *>(&arg);
     288            0 :     if (taskArg == nullptr) {
     289            0 :         THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::taskArg ptr is null"));
     290              :     }
     291              : 
     292              :     // input&output&buffer地址
     293            0 :     uint64_t inputAddr  = taskArg->inputAddr_;
     294            0 :     uint64_t outputAddr = taskArg->outputAddr_;
     295            0 :     uint64_t offset = taskArg->offset_;
     296            0 :     uint64_t xAxisSize = taskArg->xAxisSize_;
     297            0 :     uint64_t yAxisSize = taskArg->yAxisSize_;
     298            0 :     uint64_t sliceSize = xAxisSize + yAxisSize;
     299            0 :     uint64_t tokenValue  = taskArg->token_;
     300              : 
     301            0 :     auto goSizeAxis = CalGoSize(xAxisSize);
     302            0 :     auto goSizeBxis = CalGoSize(yAxisSize);
     303              : 
     304              :     uint64_t firstInOffset;
     305            0 :     uint64_t firstOutOffset = 0;
     306            0 :     uint64_t secondInOutBaseOffset = 0;
     307            0 :     uint64_t secondInOutStepOffset = 0;
     308              : 
     309            0 :     for (uint32_t i = 0; i < rankId_; i++) {
     310            0 :         firstOutOffset += offset;
     311              :     }
     312              : 
     313            0 :     if (axisId_ == 0) {
     314            0 :         firstInOffset = 0;
     315            0 :         for (uint32_t i = 0; i < dimId_[0]; i++) {
     316            0 :             secondInOutBaseOffset += offset;
     317              :         }
     318            0 :         secondInOutBaseOffset += xAxisSize;
     319            0 :         for (uint64_t i = 0; i < dimSize_[0]; i++) {
     320            0 :             secondInOutStepOffset += offset;
     321              :         }
     322              :     } else {
     323            0 :         firstInOffset = xAxisSize;
     324            0 :         firstOutOffset += xAxisSize;
     325            0 :         for (uint32_t i = 0; i < dimId_[1]; i++) {
     326            0 :             for (uint64_t j = 0; j < dimSize_[0]; j++) {
     327            0 :                 secondInOutBaseOffset += offset;
     328              :             }
     329              :         }
     330            0 :         secondInOutStepOffset = offset;
     331              :     }
     332              : 
     333            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D][GeneArgs] RankId[%u]--AxisId[%u], inputAddr[%llu], outputAddr[%llu], \
     334              :             aSize[%llu], bSize[%llu], offset[%llu], sliceSize[%llu], firstInOffset[%llu], firstOutOffset[%llu], \
     335              :             secondInOutBaseOffset[%llu], secondInOutStepOffset[%llu]",
     336              :             rankId_, axisId_, inputAddr, outputAddr, xAxisSize, yAxisSize, offset, sliceSize, firstInOffset,
     337              :             firstOutOffset, secondInOutBaseOffset, secondInOutStepOffset);
     338              : 
     339              :     return {inputAddr, outputAddr, tokenValue, xAxisSize, yAxisSize, offset, sliceSize, firstInOffset, firstOutOffset,
     340            0 :         secondInOutBaseOffset, secondInOutStepOffset, goSizeAxis[0], goSizeAxis[1], goSizeAxis[2], goSizeAxis[3],
     341            0 :         goSizeBxis[0], goSizeBxis[1], goSizeBxis[2], goSizeBxis[3]};
     342            0 : }
     343              : 
     344              : }
        

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