[1037] | 1 | /*! |
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| 2 | \file ep_test.cpp |
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| 3 | \since 2 may 2016 |
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| 4 | |
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| 5 | \brief Definitions of MPI test function: MPI_Test, MPI_Testsome, MPI_Testany, MPI_Testall |
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| 6 | */ |
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| 7 | |
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| 8 | #include "ep_lib.hpp" |
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| 9 | #include <mpi.h> |
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| 10 | #include "ep_declaration.hpp" |
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| 11 | |
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| 12 | using namespace std; |
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| 13 | |
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| 14 | |
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| 15 | namespace ep_lib { |
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| 16 | |
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| 17 | int MPI_Test(MPI_Request *request, int *flag, MPI_Status *status) |
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| 18 | { |
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| 19 | Debug("MPI_Test with EP"); |
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| 20 | |
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| 21 | *flag = false; |
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| 22 | |
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| 23 | if(request->type == 1) // isend |
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| 24 | { |
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| 25 | ::MPI_Request mpi_request = static_cast< ::MPI_Request >(request->mpi_request); |
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| 26 | ::MPI_Status mpi_status; |
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| 27 | ::MPI_Test(&mpi_request, flag, &mpi_status); |
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| 28 | |
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| 29 | if(*flag) |
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| 30 | { |
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| 31 | status->mpi_status = new ::MPI_Status(mpi_status); |
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| 32 | status->ep_src = request->ep_src; |
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| 33 | status->ep_tag = request->ep_tag; |
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| 34 | status->ep_datatype = request->ep_datatype; |
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| 35 | } |
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| 36 | |
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| 37 | return 0; |
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| 38 | } |
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| 39 | |
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| 40 | if(request->type == 2) // irecv message not probed |
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| 41 | { |
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| 42 | Message_Check(request->comm); |
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| 43 | #pragma omp flush |
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| 44 | MPI_Message message; |
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| 45 | MPI_Improbe(request->ep_src, request->ep_tag, request->comm, flag, &message, status); |
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| 46 | if(*flag) |
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| 47 | { |
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| 48 | int count; |
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| 49 | MPI_Get_count(status, request->ep_datatype, &count); |
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| 50 | MPI_Imrecv(request->buf, count, request->ep_datatype, &message, request); |
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| 51 | MPI_Test(request, flag, status); |
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| 52 | } |
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| 53 | return 0; |
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| 54 | } |
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| 55 | |
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| 56 | if(request->type == 3) // imrecv |
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| 57 | { |
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| 58 | ::MPI_Request mpi_request = static_cast< ::MPI_Request >(request->mpi_request); |
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| 59 | ::MPI_Status mpi_status; |
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| 60 | ::MPI_Test(&mpi_request, flag, &mpi_status); |
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| 61 | if(*flag) |
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| 62 | { |
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| 63 | status->mpi_status = new ::MPI_Status(mpi_status); |
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| 64 | status->ep_src = request->ep_src; |
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| 65 | status->ep_tag = request->ep_tag; |
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| 66 | status->ep_datatype = request->ep_datatype; |
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| 67 | int count; |
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| 68 | MPI_Get_count(status, request->ep_datatype, &count); |
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| 69 | check_sum_recv(request->buf, count, request->ep_datatype, request->ep_src, request->ep_tag, request->comm, 2); |
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| 70 | } |
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| 71 | |
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| 72 | status->ep_src = request->ep_src; |
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| 73 | status->ep_tag = request->ep_tag; |
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| 74 | status->ep_datatype = request->ep_datatype; |
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| 75 | |
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| 76 | |
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| 77 | |
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| 78 | return 0; |
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| 79 | } |
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| 80 | |
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| 81 | } |
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| 82 | |
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| 83 | |
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| 84 | int MPI_Testall(int count, MPI_Request *array_of_requests, int *flag, MPI_Status *array_of_statuses) |
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| 85 | { |
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| 86 | Debug("MPI_Testall with EP"); |
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| 87 | *flag = true; |
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| 88 | int i=0; |
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| 89 | while(*flag && i<count ) |
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| 90 | { |
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| 91 | MPI_Test(&array_of_requests[i], flag, &array_of_statuses[i]); |
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| 92 | i++; |
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| 93 | } |
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| 94 | } |
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| 95 | |
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| 96 | |
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| 97 | } |
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