1 | #include "mpi.hpp" |
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2 | #include "backtrace.hpp" |
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3 | #include "exception.hpp" |
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4 | #include "log.hpp" |
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5 | #include <string> |
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6 | #include <sstream> |
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7 | |
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8 | namespace xios |
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9 | { |
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10 | std::map<MPI_Comm,string> CCommTrack::commTrack_ ; |
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11 | void CCommTrack::registerComm(const MPI_Comm& comm) |
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12 | { |
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13 | auto it = commTrack_.find(comm) ; |
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14 | if (it == commTrack_.end()) commTrack_[comm] = MemTrack::backTrace(3); |
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15 | else ERROR("CCommtrack::registerComm", << "Communicator already allocated : " << endl<<it->second) |
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16 | } |
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17 | |
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18 | void CCommTrack::releaseComm(const MPI_Comm& comm) |
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19 | { |
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20 | auto it = commTrack_.find(comm) ; |
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21 | if (it == commTrack_.end()) ERROR("CCommtrack::releaseComm", << "Communicator not allocated : " << endl) |
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22 | else commTrack_.erase(it) ; |
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23 | } |
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24 | |
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25 | void CCommTrack::dumpComm(void) |
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26 | { |
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27 | ostringstream ostr ; |
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28 | ostr<<" LIST of UNFREED MPI COMMUNICATORS"<<endl ; |
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29 | for(auto& it : commTrack_ ) |
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30 | { |
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31 | ostr<<"---------------------------"<<endl ; |
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32 | ostr<<" -- unfreed communicator --"<<endl ; |
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33 | ostr<<" -- backtrace --"<<endl ; |
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34 | ostr<<it.second<<endl ; |
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35 | } |
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36 | info(100)<<ostr.str() ; |
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37 | } |
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38 | |
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39 | int MPI_Bcast_string(std::string& str, int root, MPI_Comm comm) |
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40 | { |
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41 | int commRank ; |
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42 | int ret ; |
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43 | MPI_Comm_rank(comm,&commRank) ; |
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44 | int strSize ; |
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45 | if (commRank==root) strSize=str.size() ; |
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46 | MPI_Bcast(&strSize,1,MPI_INT,root,comm) ; |
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47 | |
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48 | if (commRank==root) ret=MPI_Bcast((char*)str.data(), strSize, MPI_CHAR, root, comm) ; |
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49 | else |
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50 | { |
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51 | char* tmp=new char[strSize] ; |
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52 | ret=MPI_Bcast(tmp, strSize, MPI_CHAR, root, comm) ; |
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53 | str=std::string(tmp,strSize) ; |
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54 | delete [] tmp ; |
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55 | } |
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56 | return ret ; |
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57 | } |
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58 | |
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59 | template<> |
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60 | MPI_Datatype MPI_GetType<bool>(void) { return MPI_CXX_BOOL ;} |
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61 | |
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62 | template<> |
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63 | MPI_Datatype MPI_GetType<char>(void) { return MPI_CHAR ;} |
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64 | |
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65 | template<> |
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66 | MPI_Datatype MPI_GetType<short int>(void) { return MPI_SHORT ;} |
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67 | |
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68 | template<> |
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69 | MPI_Datatype MPI_GetType<int>(void) { return MPI_INT ;} |
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70 | |
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71 | template<> |
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72 | MPI_Datatype MPI_GetType<size_t>(void) { return MPI_SIZE_T ;} |
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73 | |
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74 | template<> |
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75 | MPI_Datatype MPI_GetType<float>(void) { return MPI_FLOAT ;} |
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76 | |
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77 | template<> |
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78 | MPI_Datatype MPI_GetType<double>(void) { return MPI_DOUBLE ;} |
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79 | |
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80 | template<> |
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81 | MPI_Datatype MPI_GetType<long double>(void) { return MPI_LONG_DOUBLE ;} |
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82 | |
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83 | } |
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