LCOV - code coverage report
Current view: top level - legacy/ascend950/framework/resource_manager/stream/aicpu - stream_lite_mgr.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 96.2 % 52 50
Test Date: 2026-07-28 12:11:00 Functions: 88.9 % 9 8

            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              : #include "stream_lite_mgr.h"
      11              : #include "binary_stream.h"
      12              : #include "task_exception_func.h"
      13              : 
      14              : namespace Hccl {
      15           29 : StreamLite *StreamLiteMgr::GetMaster()
      16              : {
      17           29 :     if (!streams.empty()) {
      18           26 :         return streams[0].get();
      19              :     }
      20            3 :     return nullptr;
      21              : }
      22              : 
      23           36 : StreamLite *StreamLiteMgr::GetSlave(u32 index)
      24              : {
      25           36 :     if (streams.size() > index + 1) {
      26           35 :         return streams[index + 1].get();
      27              :     }
      28            1 :     return nullptr;
      29              : }
      30              : 
      31            6 : u32 StreamLiteMgr::SizeOfSlaves()
      32              : {
      33            6 :     return streams.size() > 1 ? streams.size() - 1 : 0;
      34              : }
      35              : 
      36            2 : void StreamLiteMgr::Reset()
      37              : {
      38            5 :     for (auto &streamLite : streams) {
      39            3 :         TaskExceptionFunc::GetInstance().UnRegister(streamLite.get());
      40              :     }
      41            2 :     streams.clear();
      42            2 : }
      43              : 
      44            2 : void StreamLiteMgr::ParseLiteData(std::vector<char> &data, u32 num, u32 sizePerDto)
      45              : {
      46            2 :     u32 size = streams.size();
      47            5 :     for (u32 idx = 0; idx < num; idx++) {
      48            3 :         auto              start = data.begin() + idx * sizePerDto;
      49            3 :         auto              end   = start + sizePerDto;
      50            3 :         std::vector<char> uniqueId(start, end);
      51            3 :         if (idx >= size) {
      52            9 :             HCCL_INFO("Make new Stream Lite idx=%u, size=%u", idx, size);
      53            3 :             auto stream = std::make_unique<StreamLite>(uniqueId);            
      54            3 :             TaskExceptionFunc::GetInstance().Register(stream.get());
      55            3 :             streams.push_back(std::move(stream));
      56            3 :         }
      57            3 :     }
      58            2 : }
      59              : 
      60            3 : void StreamLiteMgr::ParsePackedData(std::vector<char> &givenData)
      61              : {
      62              :     u32               num;
      63            3 :     BinaryStream      binaryStream(givenData);
      64            3 :     std::vector<char> data;
      65            3 :     binaryStream >> num;
      66            3 :     binaryStream >> data;
      67            9 :     HCCL_INFO("StreamLiteMgr, num=%u, data=%s", num, Bytes2hex(data.data(), data.size()).c_str());
      68            3 :     u32 sizePerDto = data.size() / num;
      69            3 :     if (streams.size() >= num) { // 已经解析出stream,并且已有stream数量大于需要解包的数量,则直接返回
      70            1 :         return;
      71              :     }
      72              : 
      73            2 :     ParseLiteData(data, num, sizePerDto);
      74            4 : }
      75              : 
      76          122 : StreamLiteMgr::~StreamLiteMgr()
      77              : {
      78          137 :     for (auto &streamLite : streams) {
      79           15 :         TaskExceptionFunc::GetInstance().UnRegister(streamLite.get());
      80              :     }
      81          122 :     streams.clear();
      82          122 : }
      83              : 
      84            8 : std::vector<StreamLite*> StreamLiteMgr::GetAllStreams()
      85              : {
      86            8 :     std::vector<StreamLite*> result;
      87            8 :     result.reserve(streams.size());
      88            8 :     std::transform(streams.begin(), streams.end(), std::back_inserter(result),
      89            0 :                 [](const auto& ptr) { return ptr.get(); });
      90            8 :     return result;
      91            0 : }
      92              : 
      93              : } // namespace Hccl
        

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