1 /* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved. */
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3 /* This program is free software; you can redistribute it and/or modify it
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4 * under the terms of the license (GNU LGPL) which comes with this package. */
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6 #include "private.hpp"
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7 #include "smpi_file.hpp"
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8 #include "smpi_datatype.hpp"
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10 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(smpi_pmpi);
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12 int PMPI_File_open(MPI_Comm comm, char *filename, int amode, MPI_Info info, MPI_File *fh){
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13 if (comm == MPI_COMM_NULL) {
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14 return MPI_ERR_COMM;
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15 } else if (filename == nullptr) {
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16 return MPI_ERR_FILE;
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17 } else if (amode < 0) {
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18 return MPI_ERR_AMODE;
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21 *fh = new simgrid::smpi::File(comm, filename, amode, info);
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23 if (((*fh)->size() == 0 && (not amode & MPI_MODE_CREATE)) ||
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24 ((*fh)->size() != 0 && (amode & MPI_MODE_EXCL))){
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26 return MPI_ERR_AMODE;
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28 if(amode & MPI_MODE_APPEND)
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29 (*fh)->seek(0,MPI_SEEK_END);
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34 int PMPI_File_close(MPI_File *fh){
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39 int ret = simgrid::smpi::File::close(fh);
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40 *fh = MPI_FILE_NULL;
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45 #define CHECK_FILE(fh) if(fh==MPI_FILE_NULL) return MPI_ERR_FILE
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46 #define CHECK_BUFFER(buf, count) else if (buf==nullptr && count > 0) return MPI_ERR_BUFFER
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47 #define CHECK_COUNT(count) else if (count < 0) return MPI_ERR_COUNT
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48 #define CHECK_OFFSET(offset) else if (offset < 0) return MPI_ERR_DISP
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49 #define PASS_ZEROCOUNT(count) else if (count == 0) return MPI_SUCCESS
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50 #define CHECK_DATATYPE(datatype, count) else if (datatype == MPI_DATATYPE_NULL && count > 0) return MPI_ERR_TYPE
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51 #define CHECK_STATUS(status) else if (status == nullptr) return MPI_ERR_ARG
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52 #define CHECK_FLAGS(fh) else if (fh->flags() & MPI_MODE_SEQUENTIAL) return MPI_ERR_AMODE
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54 int PMPI_File_seek(MPI_File fh, MPI_Offset offset, int whence){
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58 int ret = fh->seek(offset,whence);
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64 int PMPI_File_seek_shared(MPI_File fh, MPI_Offset offset, int whence){
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68 int ret = fh->seek_shared(offset,whence);
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74 int PMPI_File_get_position(MPI_File fh, MPI_Offset* offset){
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76 else if (offset==nullptr)
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77 return MPI_ERR_DISP;
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80 int ret = fh->get_position(offset);
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86 int PMPI_File_get_position_shared(MPI_File fh, MPI_Offset* offset){
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88 else if (offset==nullptr)
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89 return MPI_ERR_DISP;
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92 int ret = fh->get_position_shared(offset);
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98 int PMPI_File_read(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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100 CHECK_BUFFER(buf, count);
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101 CHECK_COUNT(count);
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102 PASS_ZEROCOUNT(count);
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103 CHECK_DATATYPE(datatype, count);
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104 CHECK_STATUS(status);
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108 int rank_traced = simgrid::s4u::this_actor::get_pid();
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109 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - read", static_cast<double>(count*datatype->size())));
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110 int ret = simgrid::smpi::File::read(fh, buf, count, datatype, status);
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111 TRACE_smpi_comm_out(rank_traced);
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112 smpi_bench_begin();
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117 int PMPI_File_read_shared(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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119 CHECK_BUFFER(buf, count);
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120 CHECK_COUNT(count);
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121 PASS_ZEROCOUNT(count);
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122 CHECK_DATATYPE(datatype, count);
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123 CHECK_STATUS(status);
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127 int rank_traced = simgrid::s4u::this_actor::get_pid();
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128 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - read_shared", static_cast<double>(count*datatype->size())));
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129 int ret = simgrid::smpi::File::read_shared(fh, buf, count, datatype, status);
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130 TRACE_smpi_comm_out(rank_traced);
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131 smpi_bench_begin();
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136 int PMPI_File_write(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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138 CHECK_BUFFER(buf, count);
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139 CHECK_COUNT(count);
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140 PASS_ZEROCOUNT(count);
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141 CHECK_DATATYPE(datatype, count);
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142 CHECK_STATUS(status);
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146 int rank_traced = simgrid::s4u::this_actor::get_pid();
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147 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - write", static_cast<double>(count*datatype->size())));
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148 int ret = simgrid::smpi::File::write(fh, buf, count, datatype, status);
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149 TRACE_smpi_comm_out(rank_traced);
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150 smpi_bench_begin();
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155 int PMPI_File_write_shared(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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157 CHECK_BUFFER(buf, count);
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158 CHECK_COUNT(count);
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159 PASS_ZEROCOUNT(count);
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160 CHECK_DATATYPE(datatype, count);
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161 CHECK_STATUS(status);
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165 int rank_traced = simgrid::s4u::this_actor::get_pid();
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166 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - write_shared", static_cast<double>(count*datatype->size())));
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167 int ret = simgrid::smpi::File::write_shared(fh, buf, count, datatype, status);
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168 TRACE_smpi_comm_out(rank_traced);
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169 smpi_bench_begin();
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174 int PMPI_File_read_all(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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176 CHECK_BUFFER(buf, count);
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177 CHECK_COUNT(count);
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178 CHECK_DATATYPE(datatype, count);
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179 CHECK_STATUS(status);
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183 int rank_traced = simgrid::s4u::this_actor::get_pid();
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184 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - read_all", static_cast<double>(count*datatype->size())));
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185 int ret = fh->op_all<simgrid::smpi::File::read>(buf, count, datatype, status);
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186 TRACE_smpi_comm_out(rank_traced);
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187 smpi_bench_begin();
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192 int PMPI_File_read_ordered(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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194 CHECK_BUFFER(buf, count);
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195 CHECK_COUNT(count);
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196 CHECK_DATATYPE(datatype, count);
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197 CHECK_STATUS(status);
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201 int rank_traced = simgrid::s4u::this_actor::get_pid();
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202 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - read_ordered", static_cast<double>(count*datatype->size())));
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203 int ret = simgrid::smpi::File::read_ordered(fh, buf, count, datatype, status);
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204 TRACE_smpi_comm_out(rank_traced);
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205 smpi_bench_begin();
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210 int PMPI_File_write_all(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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212 CHECK_BUFFER(buf, count);
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213 CHECK_COUNT(count);
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214 CHECK_DATATYPE(datatype, count);
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215 CHECK_STATUS(status);
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219 int rank_traced = simgrid::s4u::this_actor::get_pid();
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220 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - write_all", static_cast<double>(count*datatype->size())));
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221 int ret = fh->op_all<simgrid::smpi::File::write>(buf, count, datatype, status);
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222 TRACE_smpi_comm_out(rank_traced);
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223 smpi_bench_begin();
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228 int PMPI_File_write_ordered(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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230 CHECK_BUFFER(buf, count);
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231 CHECK_COUNT(count);
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232 CHECK_DATATYPE(datatype, count);
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233 CHECK_STATUS(status);
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237 int rank_traced = simgrid::s4u::this_actor::get_pid();
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238 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - write_ordered", static_cast<double>(count*datatype->size())));
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239 int ret = simgrid::smpi::File::write_ordered(fh, buf, count, datatype, status);
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240 TRACE_smpi_comm_out(rank_traced);
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241 smpi_bench_begin();
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246 int PMPI_File_read_at(MPI_File fh, MPI_Offset offset, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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248 CHECK_BUFFER(buf, count);
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249 CHECK_OFFSET(offset);
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250 CHECK_COUNT(count);
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251 PASS_ZEROCOUNT(count);
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252 CHECK_DATATYPE(datatype, count);
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253 CHECK_STATUS(status);
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257 int rank_traced = simgrid::s4u::this_actor::get_pid();
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258 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - read", static_cast<double>(count*datatype->size())));
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259 int ret = fh->seek(offset,SEEK_SET);
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260 if(ret!=MPI_SUCCESS)
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262 ret = simgrid::smpi::File::read(fh, buf, count, datatype, status);
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263 TRACE_smpi_comm_out(rank_traced);
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264 smpi_bench_begin();
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269 int PMPI_File_read_at_all(MPI_File fh, MPI_Offset offset, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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271 CHECK_BUFFER(buf, count);
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272 CHECK_OFFSET(offset);
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273 CHECK_COUNT(count);
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274 CHECK_DATATYPE(datatype, count);
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275 CHECK_STATUS(status);
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279 int rank_traced = simgrid::s4u::this_actor::get_pid();
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280 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - read_at_all", static_cast<double>(count*datatype->size())));
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281 int ret = fh->seek(offset,SEEK_SET);
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282 if(ret!=MPI_SUCCESS)
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284 ret = fh->op_all<simgrid::smpi::File::read>(buf, count, datatype, status);
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285 TRACE_smpi_comm_out(rank_traced);
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286 smpi_bench_begin();
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291 int PMPI_File_write_at(MPI_File fh, MPI_Offset offset, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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293 CHECK_BUFFER(buf, count);
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294 CHECK_OFFSET(offset);
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295 CHECK_COUNT(count);
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296 PASS_ZEROCOUNT(count);
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297 CHECK_DATATYPE(datatype, count);
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298 CHECK_STATUS(status);
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302 int rank_traced = simgrid::s4u::this_actor::get_pid();
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303 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - write", static_cast<double>(count*datatype->size())));
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304 int ret = fh->seek(offset,SEEK_SET);
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305 if(ret!=MPI_SUCCESS)
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307 ret = simgrid::smpi::File::write(fh, buf, count, datatype, status);
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308 TRACE_smpi_comm_out(rank_traced);
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309 smpi_bench_begin();
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314 int PMPI_File_write_at_all(MPI_File fh, MPI_Offset offset, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){
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316 CHECK_BUFFER(buf, count);
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317 CHECK_OFFSET(offset);
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318 CHECK_COUNT(count);
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319 CHECK_DATATYPE(datatype, count);
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320 CHECK_STATUS(status);
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324 int rank_traced = simgrid::s4u::this_actor::get_pid();
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325 TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - write_at_all", static_cast<double>(count*datatype->size())));
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326 int ret = fh->seek(offset,SEEK_SET);
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327 if(ret!=MPI_SUCCESS)
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329 ret = fh->op_all<simgrid::smpi::File::write>(buf, count, datatype, status);
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330 TRACE_smpi_comm_out(rank_traced);
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331 smpi_bench_begin();
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336 int PMPI_File_delete(char *filename, MPI_Info info){
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337 if (filename == nullptr) {
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338 return MPI_ERR_FILE;
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341 int ret = simgrid::smpi::File::del(filename, info);
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342 smpi_bench_begin();
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347 int PMPI_File_get_info(MPI_File fh, MPI_Info* info)
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351 *info = fh->info();
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352 return MPI_SUCCESS;
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356 int PMPI_File_set_info(MPI_File fh, MPI_Info info)
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360 fh->set_info(info);
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361 return MPI_SUCCESS;
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