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 | |
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24 | if((*request)->type == 1) // isend |
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25 | { |
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26 | ::MPI_Status mpi_status; |
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27 | ::MPI_Test(static_cast< ::MPI_Request*>((*request)->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 | (*request)->state = 2; |
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36 | delete (*request)->mpi_request; |
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37 | delete *request; |
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38 | } |
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39 | |
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40 | return 0; |
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41 | } |
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42 | |
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43 | if((*request)->type == 2) // irecv message not probed |
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44 | { |
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45 | Request_Check(); |
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46 | |
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47 | #pragma omp flush |
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48 | |
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49 | } |
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50 | |
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51 | if((*request)->type == 3) // imrecv |
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52 | { |
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53 | if((*request)->state == 2) |
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54 | { |
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55 | return *flag = true; |
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56 | } |
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57 | ::MPI_Status mpi_status; |
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58 | |
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59 | ::MPI_Test(static_cast< ::MPI_Request*>((*request)->mpi_request), flag, &mpi_status); |
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60 | |
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61 | |
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62 | if(*flag) |
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63 | { |
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64 | status->mpi_status = new ::MPI_Status(mpi_status); |
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65 | status->ep_src = (*request)->ep_src; |
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66 | status->ep_tag = (*request)->ep_tag; |
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67 | status->ep_datatype = (*request)->ep_datatype; |
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68 | |
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69 | (*request)->state = 2; |
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70 | |
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71 | delete (*request)->mpi_request; |
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72 | delete *request; |
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73 | //int count; |
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74 | //MPI_Get_count(status, request->ep_datatype, &count); |
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75 | //check_sum_recv(request->buf, count, request->ep_datatype, request->ep_src, request->ep_tag, request->comm, 2); |
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76 | } |
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77 | |
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78 | return Request_Check(); |
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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 | |
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88 | ::MPI_Request* mpi_request = new ::MPI_Request[count]; |
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89 | ::MPI_Status* mpi_status = new ::MPI_Status[count]; |
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90 | |
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91 | |
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92 | for(int i=0; i<count; i++) |
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93 | { |
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94 | mpi_request[i] = *static_cast< ::MPI_Request*>(array_of_requests[i]->mpi_request); |
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95 | } |
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96 | |
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97 | ::MPI_Testall(count, mpi_request, flag, mpi_status); |
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98 | |
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99 | if(*flag) |
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100 | { |
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101 | for(int i=0; i<count; i++) |
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102 | { |
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103 | array_of_statuses[i].mpi_status = &mpi_status[i]; |
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104 | array_of_statuses[i].ep_src = array_of_requests[i]->ep_src; |
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105 | array_of_statuses[i].ep_tag = array_of_requests[i]->ep_tag; |
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106 | array_of_statuses[i].ep_datatype = array_of_requests[i]->ep_datatype; |
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107 | |
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108 | array_of_requests[i]->state = 2; |
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109 | |
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110 | memcheck("delete "<< array_of_requests[i]->mpi_request <<" : in ep_lib::MPI_Waitall, array_of_requests["<<i<<"]->mpi_request"); |
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111 | delete array_of_requests[i]->mpi_request; |
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112 | delete array_of_requests[i]; |
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113 | } |
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114 | |
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115 | } |
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116 | |
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117 | return Request_Check(); |
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118 | } |
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119 | |
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120 | |
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121 | } |
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122 | |
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