1 | #include "ep_lib.hpp" |
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2 | #include <mpi.h> |
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3 | #include "ep_declaration.hpp" |
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4 | |
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5 | namespace ep_lib |
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6 | { |
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7 | |
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8 | |
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9 | |
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10 | int MPI_Iprobe(int src, int tag, MPI_Comm comm, int *flag, MPI_Status *status) |
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11 | { |
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12 | *flag = false; |
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13 | |
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14 | if(!comm.is_ep) |
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15 | { |
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16 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm >(comm.mpi_comm); |
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17 | ::MPI_Status *mpi_status = static_cast< ::MPI_Status* >(status->mpi_status); |
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18 | ::MPI_Iprobe(src<0? MPI_ANY_SOURCE : src, tag<0? MPI_ANY_TAG: tag, mpi_comm, flag, mpi_status); |
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19 | |
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20 | status->mpi_status = mpi_status; |
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21 | status->ep_src = src; |
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22 | status->ep_tag = tag; |
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23 | return 0; |
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24 | } |
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25 | |
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26 | Debug("calling MPI_Iprobe EP\n"); |
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27 | |
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28 | Message_Check(comm); |
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29 | |
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30 | #pragma omp flush |
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31 | |
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32 | #pragma omp critical (_query) |
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33 | if(!comm.ep_comm_ptr->message_queue->empty()) |
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34 | { |
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35 | for(Message_list::iterator it = comm.ep_comm_ptr->message_queue->begin(); it!= comm.ep_comm_ptr->message_queue->end(); ++it) |
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36 | { |
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37 | bool src_matched = src<0? true: it->ep_src == src; |
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38 | bool tag_matched = tag<0? true: it->ep_tag == tag; |
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39 | |
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40 | if(src_matched && tag_matched) |
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41 | { |
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42 | Debug("find message\n"); |
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43 | *flag = true; |
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44 | |
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45 | ::MPI_Status mpi_status = *(static_cast< ::MPI_Status *>(it->mpi_status)); |
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46 | |
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47 | status->mpi_status = new ::MPI_Status(mpi_status); |
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48 | status->ep_src = it->ep_src; |
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49 | status->ep_tag = it->ep_tag; |
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50 | |
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51 | break; |
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52 | } |
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53 | |
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54 | } |
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55 | } |
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56 | |
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57 | return 0; |
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58 | } |
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59 | |
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60 | |
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61 | |
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62 | int MPI_Improbe(int src, int tag, MPI_Comm comm, int *flag, MPI_Message *message, MPI_Status *status) |
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63 | { |
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64 | *flag = false; |
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65 | if(!comm.is_ep) |
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66 | { |
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67 | Debug("calling MPI_Improbe MPI\n"); |
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68 | |
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69 | ::MPI_Comm mpi_comm = static_cast< ::MPI_Comm>(comm.mpi_comm); |
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70 | ::MPI_Status mpi_status; |
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71 | ::MPI_Message mpi_message; |
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72 | |
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73 | #ifdef _openmpi |
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74 | #pragma omp critical (_mpi_call) |
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75 | { |
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76 | ::MPI_Iprobe(src<0? MPI_ANY_SOURCE : src, tag<0? MPI_ANY_TAG: tag, mpi_comm, flag, &mpi_status); |
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77 | if(*flag) |
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78 | { |
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79 | ::MPI_Mprobe(src<0? MPI_ANY_SOURCE : src, tag<0? MPI_ANY_TAG: tag, mpi_comm, &mpi_message, &mpi_status); |
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80 | } |
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81 | } |
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82 | #elif _intelmpi |
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83 | ::MPI_Improbe(src<0? MPI_ANY_SOURCE : src, tag<0? MPI_ANY_TAG: tag, mpi_comm, flag, &mpi_message, &mpi_status); |
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84 | #endif |
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85 | |
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86 | status->mpi_status = new ::MPI_Status(mpi_status); |
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87 | status->ep_src = src; |
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88 | status->ep_tag = tag; |
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89 | |
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90 | message->mpi_message = mpi_message; |
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91 | message->ep_src = src; |
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92 | message->ep_tag = tag; |
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93 | return 0; |
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94 | } |
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95 | |
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96 | |
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97 | //Message_Check(comm); |
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98 | |
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99 | #pragma omp flush |
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100 | |
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101 | #pragma omp critical (_query) |
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102 | if(! comm.ep_comm_ptr->message_queue->empty()) |
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103 | { |
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104 | for(Message_list::iterator it = comm.ep_comm_ptr->message_queue->begin(); it!= comm.ep_comm_ptr->message_queue->end(); ++it) |
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105 | { |
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106 | bool src_matched = src<0? true: it->ep_src == src; |
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107 | bool tag_matched = tag<0? true: it->ep_tag == tag; |
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108 | |
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109 | if(src_matched && tag_matched) |
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110 | { |
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111 | *flag = true; |
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112 | |
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113 | ::MPI_Status mpi_status; |
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114 | mpi_status = *(static_cast< ::MPI_Status *>(it->mpi_status)); |
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115 | |
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116 | status->mpi_status = new ::MPI_Status(mpi_status); |
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117 | status->ep_src = it->ep_src; |
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118 | status->ep_tag = it->ep_tag; |
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119 | |
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120 | message->mpi_message = it->mpi_message; |
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121 | message->ep_tag = it->ep_tag; |
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122 | message->ep_src = it->ep_src; |
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123 | |
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124 | #pragma omp critical (_query2) |
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125 | { |
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126 | delete it->mpi_status; |
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127 | comm.ep_comm_ptr->message_queue->erase(it); |
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128 | #pragma omp flush |
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129 | } |
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130 | |
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131 | break; |
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132 | } |
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133 | |
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134 | } |
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135 | } |
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136 | } |
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137 | |
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138 | } |
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139 | |
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