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 "coll_all_gather_comm_executor.h"
12 :
13 : namespace hccl {
14 5 : CollAllGatherCommExecutor::CollAllGatherCommExecutor(const HcclDispatcher dispatcher,
15 5 : std::unique_ptr<TopoMatcher> &topoMatcher)
16 5 : : CollAllGatherExecutor(dispatcher, topoMatcher)
17 : {
18 5 : DMAReduceFlag_ = false;
19 5 : }
20 :
21 5 : HcclResult CollAllGatherCommExecutor::CalcCommInfo(std::vector<LevelNSubCommTransport>& opTransport)
22 : {
23 5 : TransportMemType inputType = TransportMemType::RESERVED;
24 5 : TransportMemType outputType = TransportMemType::RESERVED;
25 5 : CHK_RET(CalcTransportMemType(inputType, outputType));
26 5 : CHK_RET(CalcCombinedCommInfo(inputType, outputType, opTransport));
27 5 : return HCCL_SUCCESS;
28 : }
29 :
30 5 : HcclResult CollAllGatherCommExecutor::CalcTransportMemType(TransportMemType &inputType, TransportMemType &outputType)
31 : {
32 5 : if (workflowMode_ == HcclWorkflowMode::HCCL_WORKFLOW_MODE_OP_BASE) {
33 0 : inputType = TransportMemType::CCL_INPUT;
34 0 : outputType = TransportMemType::CCL_OUTPUT;
35 : } else {
36 5 : inputType = TransportMemType::PARAM_INPUT;
37 5 : outputType = TransportMemType::PARAM_OUTPUT;
38 : }
39 5 : HCCL_INFO("[CollAllGatherCommExecutor][CalcTransportMemType] tag[%s] inputType[%d], outputType[%d]",
40 : tag_.c_str(), inputType, outputType);
41 5 : return HCCL_SUCCESS;
42 : }
43 :
44 5 : HcclResult CollAllGatherCommExecutor::CalcCombinedCommInfo(TransportMemType inputType, TransportMemType outputType,
45 : std::vector<LevelNSubCommTransport>& opTransport)
46 : {
47 5 : CommPlane commPlane = COMM_COMBINE;
48 5 : if (topoAttr_.deviceType == DevType::DEV_TYPE_910_93) {
49 0 : commPlane = COMM_COMBINE_ORDER;
50 : }
51 :
52 5 : CommParaInfo commParaInfo(commPlane, CommType::COMM_TAG_MAX);
53 5 : if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NHR) {
54 0 : commParaInfo.commType = CommType::COMM_TAG_NONUNIFORM_HIERARCHICAL_RING;
55 5 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NHR_V1) {
56 0 : commParaInfo.commType = CommType::COMM_TAG_NONUNIFORM_HIERARCHICAL_RING_V1;
57 5 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NB) {
58 0 : commParaInfo.commType = CommType::COMM_TAG_NONUNIFORM_BRUCK;
59 5 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_HD) {
60 0 : commParaInfo.commType = CommType::COMM_TAG_HALVING_DOUBLING;
61 : } else {
62 5 : commParaInfo.commType = CommType::COMM_TAG_RING_INNER;
63 : }
64 5 : CHK_RET(CalcCommPlaneInfo(tag_, commParaInfo, opTransport[commPlane], inputType, outputType));
65 :
66 5 : return HCCL_SUCCESS;
67 5 : }
68 :
69 5 : HcclResult CollAllGatherCommExecutor::KernelRun(const OpParam ¶m, ExecMem &execMem)
70 : {
71 5 : HCCL_CONFIG_INFO(HCCL_ALG, "[CollAllGatherCommExecutor][KernelRun]AllGather enter");
72 5 : CommPlane commPlane = COMM_COMBINE;
73 5 : if (topoAttr_.deviceType == DevType::DEV_TYPE_910_93) {
74 0 : commPlane = COMM_COMBINE_ORDER;
75 : }
76 :
77 5 : CHK_RET(CheckCommSize(commPlane, COMM_INDEX_0 + 1));
78 5 : SubCommInfo combinedCommInfo = GetSubCommInfo(commPlane, COMM_INDEX_0);
79 :
80 : // 构造ring algorithm对应的all_gather实例
81 5 : std::unique_ptr<AlgTemplateBase> tempAlg;
82 5 : if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NHR) {
83 0 : tempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_NHR, dispatcher_);
84 0 : HCCL_CONFIG_INFO(HCCL_ALG, "[%s] Run TEMPLATE_ALL_GATHER_NHR in COMM_COMBINE_ORDER", __func__);
85 5 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NHR_V1) {
86 0 : tempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_NHRV1, dispatcher_);
87 0 : HCCL_CONFIG_INFO(HCCL_ALG, "[%s] Run TEMPLATE_ALL_GATHER_NHRV1 in COMM_COMBINE_ORDER", __func__);
88 5 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NB) {
89 0 : tempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_NB, dispatcher_);
90 0 : HCCL_CONFIG_INFO(HCCL_ALG, "[%s] Run TEMPLATE_ALL_GATHER_NB in COMM_COMBINE_ORDER", __func__);
91 5 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_HD) {
92 0 : u8* dstPtr = static_cast<u8 *>(execMem.outputMem.ptr()) + execMem.inputMem.size() * combinedCommInfo.localRank;
93 0 : DeviceMem dstMem = DeviceMem::create(dstPtr, execMem.inputMem.size());
94 0 : CHK_RET(HcclD2DMemcpyAsync(dispatcher_, dstMem, execMem.inputMem, const_cast<Stream&>(param.stream)));
95 0 : tempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(
96 0 : TemplateType::TEMPLATE_ALL_GATHER_RECURSIVE_HALVING_DOUBLING, dispatcher_);
97 0 : HCCL_CONFIG_INFO(HCCL_ALG, "[%s] Run TEMPLATE_ALL_GATHER_RECURSIVE_HALVING_DOUBLING in COMM_COMBINE_ORDER", __func__);
98 0 : } else {
99 5 : tempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_RING, dispatcher_);
100 5 : HCCL_CONFIG_INFO(HCCL_ALG, "[%s] Run TEMPLATE_ALL_GATHER_RING in COMM_COMBINE_ORDER", __func__);
101 : }
102 5 : CHK_SMART_PTR_NULL(tempAlg);
103 :
104 25 : CHK_RET(tempAlg->Prepare(execMem.inputMem, execMem.outputMem, execMem.outputMem, execMem.count,
105 : param.DataDes.dataType, param.stream, HCCL_REDUCE_RESERVED, INVALID_VALUE_RANKID));
106 :
107 5 : CHK_RET(RunTemplate(tempAlg, combinedCommInfo));
108 :
109 5 : return HCCL_SUCCESS;
110 5 : }
111 0 : HcclResult CollAllGatherCommExecutor::Getlevel1CommRank(SubCommInfo& level1CommInfo)
112 : {
113 0 : HCCL_INFO("[CollAllGatherCommExecutor] Entry Getlevel1CommRank.");
114 0 : CommPlane commPlane = COMM_COMBINE;
115 0 : if (topoAttr_.deviceType == DevType::DEV_TYPE_910_93) {
116 0 : commPlane = COMM_COMBINE_ORDER;
117 0 : HCCL_INFO("nslbdp AllGather comm: Getlevel1CommRank.");
118 : }
119 0 : CHK_RET(CheckCommSize(commPlane, COMM_INDEX_0 + 1));
120 0 : level1CommInfo = GetSubCommInfo(commPlane, COMM_INDEX_0);
121 :
122 0 : return HCCL_SUCCESS;
123 : }
124 :
125 0 : HcclResult CollAllGatherCommExecutor::SelectTempAlg(std::unique_ptr<AlgTemplateBase> &level1TempAlg, u32 level1RankSize)
126 : {
127 0 : HCCL_INFO("[CollAllGatherCommExecutor] Entry SelectTempAlg, algoLevel1 = [%u].", algType_.algoLevel1);
128 0 : if (level1RankSize > 1) {
129 0 : if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NHR) {
130 0 : level1TempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_NHR, dispatcher_);
131 0 : HCCL_INFO("allgather comm: using nhr algo inter-server.");
132 0 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NHR_V1) {
133 0 : level1TempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_NHRV1, dispatcher_);
134 0 : HCCL_INFO("allgather comm: using nhr_v1 algo inter-server.");
135 0 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_NB) {
136 0 : level1TempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_NB, dispatcher_);
137 0 : HCCL_INFO("allgather comm: using nonuniform-bruck algo inter-server.");
138 0 : } else if (algType_.algoLevel1 == AlgTypeLevel1::ALG_LEVEL1_HD) {
139 0 : level1TempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(
140 0 : TemplateType::TEMPLATE_ALL_GATHER_RECURSIVE_HALVING_DOUBLING, dispatcher_);
141 0 : HCCL_INFO("allgather comm: using halving-doubling algo inter-server.");
142 : } else {
143 0 : level1TempAlg = AlgTemplateRegistry::Instance().GetAlgTemplate(TemplateType::TEMPLATE_ALL_GATHER_RING, dispatcher_);
144 0 : HCCL_INFO("allgather comm: ring algo inter-server.");
145 : }
146 0 : CHK_SMART_PTR_NULL(level1TempAlg);
147 0 : return HCCL_SUCCESS;
148 : }
149 0 : return HCCL_E_UNAVAIL;
150 : }
151 : REGISTER_EXEC("AllGatherComm", AllGatherComm, CollAllGatherCommExecutor);
152 :
153 : } // namespace hccl
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