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 % 218 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 "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(
      27            0 :     const CcuCtxArg& arg, const std::vector<CcuTransport*>& transports, 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>(
      52            0 :             StringFormat("CcuContextAllGatherMesh2D::dimSize[%u] or axisId[%u] is invalid", dimSize_.size(), axisId_));
      53              :     }
      54            0 :     CHK_PRT_THROW(
      55              :         dimSize_[0] == 0 || dimSize_[1] == 0,
      56              :         HCCL_ERROR("[CcuContextAllGatherMesh2D] dimSize0[%llu] or dimSize1[%llu] is zero", 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(
      65              :         "[CcuContextAllGatherMesh2D] RankId[%u], DimSize: D0[%u]--D1[%u], localId[%u], lcoalSize[%u]", rankId_,
      66              :         dimSize_[0], dimSize_[1], localId_, localSize_);
      67            0 : }
      68              : 
      69            0 : void CcuContextAllGatherMesh2D::InitResources()
      70              : {
      71            0 :     input_.push_back(CreateVariable());
      72              : 
      73            0 :     uint32_t transportIdx = 0;
      74            0 :     for (uint32_t peerId = 0; peerId < localSize_; peerId++) {
      75            0 :         if (peerId == localId_) {
      76            0 :             output_.push_back(CreateVariable());
      77            0 :             token_.push_back(CreateVariable());
      78              :         } else {
      79            0 :             HCCL_INFO(
      80              :                 "[CcuContextAllGatherMesh2D] MyRank[%u], peerId[%u], transportIdx[%u]", rankId_, peerId, transportIdx);
      81            0 :             CHK_PRT_RET(
      82              :                 transports[transportIdx] == nullptr,
      83              :                 HCCL_ERROR("[CcuContextAllGatherMesh2D] Algorithm transport ptr is null"), );
      84            0 :             output_.push_back(CreateVariable((*transports[transportIdx]), OUTPUT_XN_ID));
      85            0 :             token_.push_back(CreateVariable((*transports[transportIdx]), TOKEN_XN_ID));
      86            0 :             transportIdx++;
      87              :         }
      88              :     }
      89              : 
      90            0 :     ExportMaskSignal(localAxisSignal_, localAxisSignalName_);
      91            0 :     anotherAxisSignal_ = ImportMaskSignal(anotherAxisSignalName_);
      92            0 :     return;
      93              : }
      94              : 
      95            0 : void CcuContextAllGatherMesh2D::LoadArgs()
      96              : {
      97            0 :     Load(input_[0]);
      98            0 :     Load(output_[localId_]);
      99            0 :     Load(token_[localId_]);
     100            0 :     Load(xAxisSize_);
     101            0 :     Load(yAxisSize_);
     102            0 :     Load(offset_);
     103            0 :     Load(sliceSize_);
     104            0 :     Load(firstInOffset_);
     105            0 :     Load(firstOutOffset_);
     106            0 :     Load(secondInOutBaseOffset_);
     107            0 :     Load(secondInOutStepOffset_);
     108            0 :     Load(goASize_);
     109            0 :     Load(goBSize_);
     110              : 
     111            0 :     return;
     112              : }
     113              : 
     114            0 : void CcuContextAllGatherMesh2D::ExchangeInfoAndSync()
     115              : {
     116            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] ExchangeInfoAndSync run begins");
     117            0 :     uint16_t selfBit = 1 << localId_;
     118            0 :     uint16_t allBit = ((1 << localSize_) - 1) & (~(1 << localId_));
     119              : 
     120            0 :     for (auto t : transports) {
     121            0 :         if (t == nullptr) {
     122            0 :             THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::Algorithm transport ptr is null"));
     123              :         }
     124            0 :         WriteVariableWithSignal(*t, output_[localId_], OUTPUT_XN_ID, CKE_IDX_1, selfBit); // index = 1,传递output信息
     125            0 :         WriteVariableWithSignal(*t, token_[localId_], TOKEN_XN_ID, CKE_IDX_2, selfBit); // index = 2,传递token信息
     126            0 :         HCCL_INFO("[CcuContextAllGatherMesh2D] change addr success");
     127              :     }
     128            0 :     GroupWait(*transportGroup, CKE_IDX_1, allBit);
     129            0 :     GroupWait(*transportGroup, CKE_IDX_2, allBit);
     130            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] ExchangeInfoAndSync run finished");
     131            0 :     return;
     132              : }
     133              : 
     134            0 : void CcuContextAllGatherMesh2D::RankSync(uint32_t signalIndex)
     135              : {
     136            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] RankSync run begins");
     137            0 :     uint16_t selfBit = 1 << localId_;
     138            0 :     uint16_t allBit = ((1 << localSize_) - 1) & (~(1 << localId_));
     139              : 
     140            0 :     for (auto t : transports) {
     141            0 :         if (t == nullptr) {
     142            0 :             THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::Algorithm transport ptr is null"));
     143              :         }
     144            0 :         RemotePost(*t, signalIndex, selfBit);
     145              :     }
     146            0 :     GroupWait(*transportGroup, signalIndex, allBit);
     147            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] RankSync run ends");
     148            0 :     return;
     149              : }
     150              : 
     151            0 : void CcuContextAllGatherMesh2D::AxisSync(uint32_t signalIndex)
     152              : {
     153            0 :     const uint32_t DIE_NUM = 2;
     154            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] AxisSync run begins");
     155            0 :     LocalCtxPost(anotherAxisSignal_, 1 << (axisId_ + (signalIndex * DIE_NUM)));
     156            0 :     LocalWait(localAxisSignal_, 1 << ((1 - axisId_) + (signalIndex * DIE_NUM)));
     157            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] AxisSync run ends");
     158            0 :     return;
     159              : }
     160              : 
     161            0 : void CcuContextAllGatherMesh2D::FirstStep()
     162              : {
     163            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] firstStep run begins");
     164            0 :     CcuRep::Memory src = CreateMemory();
     165            0 :     src.addr = input_[0];
     166            0 :     src.addr += firstInOffset_;
     167            0 :     src.token = token_[localId_];
     168              : 
     169            0 :     std::vector<CcuRep::Memory> dst;
     170            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     171            0 :         dst.push_back(CreateMemory());
     172              :     }
     173              : 
     174            0 :     uint32_t dstId = 0;
     175            0 :     uint32_t curId = 0;
     176              : 
     177            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     178            0 :         if (rankIdx != localId_) {
     179            0 :             curId = dstId;
     180            0 :             dstId++;
     181              :         } else {
     182            0 :             curId = localSize_ - 1;
     183              :         }
     184            0 :         dst[curId].addr = output_[rankIdx];
     185            0 :         dst[curId].addr += firstOutOffset_;
     186            0 :         dst[curId].token = token_[rankIdx];
     187              :     }
     188            0 :     if (axisId_ == 0) {
     189            0 :         GroupBroadcast(transports, dst, src, goASize_);
     190              :     } else {
     191            0 :         GroupBroadcast(transports, dst, src, goBSize_);
     192              :     }
     193            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] firstStep run ends");
     194            0 :     return;
     195            0 : }
     196              : 
     197            0 : void CcuContextAllGatherMesh2D::SecondStep()
     198              : {
     199            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] secodeStep run begins");
     200            0 :     uint64_t anotherSize = dimSize_[1 - axisId_];
     201              : 
     202            0 :     CcuRep::Memory src = CreateMemory();
     203            0 :     src.addr = output_[localId_];
     204            0 :     src.token = token_[localId_];
     205              : 
     206            0 :     uint32_t dstId = 0;
     207            0 :     uint32_t curId = 0;
     208              : 
     209            0 :     std::vector<CcuRep::Memory> dst;
     210            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     211            0 :         dst.push_back(CreateMemory());
     212              :     }
     213              : 
     214            0 :     for (uint32_t rankIdx = 0; rankIdx < localSize_; rankIdx++) {
     215            0 :         if (rankIdx != localId_) {
     216            0 :             curId = dstId;
     217            0 :             dstId++;
     218              :         } else {
     219            0 :             curId = localSize_ - 1;
     220              :         }
     221            0 :         dst[curId].addr = output_[rankIdx];
     222            0 :         dst[curId].token = token_[rankIdx];
     223              :     }
     224              : 
     225            0 :     CcuRep::Memory tmpSrc = CreateMemory();
     226            0 :     std::vector<CcuRep::Memory> tmpDst;
     227            0 :     for (uint32_t r = 0; r < localSize_; r++) {
     228            0 :         tmpDst.push_back(CreateMemory());
     229              :     }
     230              : 
     231            0 :     for (uint64_t m = 0; m < anotherSize; m++) {
     232            0 :         if (m == 0) {
     233            0 :             src.addr += secondInOutBaseOffset_;
     234              :         } else {
     235            0 :             src.addr += secondInOutStepOffset_;
     236              :         }
     237            0 :         for (uint32_t r = 0; r < localSize_; r++) {
     238            0 :             if (m == 0) {
     239            0 :                 dst[r].addr += secondInOutBaseOffset_;
     240              :             } else {
     241            0 :                 dst[r].addr += secondInOutStepOffset_;
     242              :             }
     243              :         }
     244              : 
     245            0 :         tmpSrc.addr = src.addr;
     246            0 :         tmpSrc.token = src.token;
     247            0 :         for (uint32_t r = 0; r < localSize_; r++) {
     248            0 :             tmpDst[r].addr = dst[r].addr;
     249            0 :             tmpDst[r].token = dst[r].token;
     250              :         }
     251              : 
     252            0 :         if (axisId_ == 0) {
     253            0 :             GroupBroadcast(transports, tmpDst, tmpSrc, goBSize_);
     254              :         } else {
     255            0 :             GroupBroadcast(transports, tmpDst, tmpSrc, goASize_);
     256              :         }
     257              :     }
     258            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] secondStep run ends");
     259            0 :     return;
     260            0 : }
     261              : 
     262            0 : void CcuContextAllGatherMesh2D::Algorithm()
     263              : {
     264              :     // 初始化寄存器资源 & 加载外部输入参数
     265            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] AllgatherMesh2D Algorithm Init Begins.");
     266            0 :     InitResources();
     267            0 :     LoadArgs();
     268              : 
     269              :     // 第一轮
     270            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] Algorithm first step begins.");
     271            0 :     ExchangeInfoAndSync();
     272            0 :     FirstStep();
     273            0 :     RankSync(CKE_IDX_3);
     274            0 :     AxisSync(FST_AXIS_ID);
     275              : 
     276              :     // 第二轮
     277            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] Algorithm second step begins.");
     278            0 :     RankSync(CKE_IDX_4);
     279            0 :     SecondStep();
     280            0 :     RankSync(CKE_IDX_0);
     281            0 :     AxisSync(SEC_AXIS_ID);
     282              : 
     283            0 :     HCCL_INFO("[CcuContextAllGatherMesh2D] Algorithm Ends.");
     284            0 :     return;
     285              : }
     286              : 
     287            0 : std::vector<uint64_t> CcuContextAllGatherMesh2D::GeneArgs(const CcuTaskArg& arg)
     288              : {
     289            0 :     const CcuTaskArgAllGatherMesh2D* taskArg = dynamic_cast<const CcuTaskArgAllGatherMesh2D*>(&arg);
     290            0 :     if (taskArg == nullptr) {
     291            0 :         THROW<NullPtrException>(StringFormat("CcuContextAllGatherMesh2D::taskArg ptr is null"));
     292              :     }
     293              : 
     294              :     // input&output&buffer地址
     295            0 :     uint64_t inputAddr = taskArg->inputAddr_;
     296            0 :     uint64_t outputAddr = taskArg->outputAddr_;
     297            0 :     uint64_t offset = taskArg->offset_;
     298            0 :     uint64_t xAxisSize = taskArg->xAxisSize_;
     299            0 :     uint64_t yAxisSize = taskArg->yAxisSize_;
     300            0 :     uint64_t sliceSize = xAxisSize + yAxisSize;
     301            0 :     uint64_t tokenValue = taskArg->token_;
     302              : 
     303            0 :     auto goSizeAxis = CalGoSize(xAxisSize);
     304            0 :     auto goSizeBxis = CalGoSize(yAxisSize);
     305              : 
     306              :     uint64_t firstInOffset;
     307            0 :     uint64_t firstOutOffset = 0;
     308            0 :     uint64_t secondInOutBaseOffset = 0;
     309            0 :     uint64_t secondInOutStepOffset = 0;
     310              : 
     311            0 :     for (uint32_t i = 0; i < rankId_; i++) {
     312            0 :         firstOutOffset += offset;
     313              :     }
     314              : 
     315            0 :     if (axisId_ == 0) {
     316            0 :         firstInOffset = 0;
     317            0 :         for (uint32_t i = 0; i < dimId_[0]; i++) {
     318            0 :             secondInOutBaseOffset += offset;
     319              :         }
     320            0 :         secondInOutBaseOffset += xAxisSize;
     321            0 :         for (uint64_t i = 0; i < dimSize_[0]; i++) {
     322            0 :             secondInOutStepOffset += offset;
     323              :         }
     324              :     } else {
     325            0 :         firstInOffset = xAxisSize;
     326            0 :         firstOutOffset += xAxisSize;
     327            0 :         for (uint32_t i = 0; i < dimId_[1]; i++) {
     328            0 :             for (uint64_t j = 0; j < dimSize_[0]; j++) {
     329            0 :                 secondInOutBaseOffset += offset;
     330              :             }
     331              :         }
     332            0 :         secondInOutStepOffset = offset;
     333              :     }
     334              : 
     335            0 :     HCCL_INFO(
     336              :         "[CcuContextAllGatherMesh2D][GeneArgs] RankId[%u]--AxisId[%u], inputAddr[%llu], outputAddr[%llu], "
     337              :         "aSize[%llu], bSize[%llu], offset[%llu], sliceSize[%llu], firstInOffset[%llu], firstOutOffset[%llu], "
     338              :         "secondInOutBaseOffset[%llu], secondInOutStepOffset[%llu]",
     339              :         rankId_, axisId_, inputAddr, outputAddr, xAxisSize, yAxisSize, offset, sliceSize, firstInOffset, firstOutOffset,
     340              :         secondInOutBaseOffset, secondInOutStepOffset);
     341              : 
     342              :     return {
     343              :         inputAddr,
     344              :         outputAddr,
     345              :         tokenValue,
     346              :         xAxisSize,
     347              :         yAxisSize,
     348              :         offset,
     349              :         sliceSize,
     350              :         firstInOffset,
     351              :         firstOutOffset,
     352              :         secondInOutBaseOffset,
     353              :         secondInOutStepOffset,
     354            0 :         goSizeAxis[0],
     355            0 :         goSizeAxis[1],
     356            0 :         goSizeAxis[2],
     357            0 :         goSizeAxis[3],
     358            0 :         goSizeBxis[0],
     359            0 :         goSizeBxis[1],
     360            0 :         goSizeBxis[2],
     361            0 :         goSizeBxis[3]};
     362            0 : }
     363              : 
     364              : } // namespace Hccl
        

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