[TRACING] Rename TIT action reduceScatter -> reducescatter

[simgrid.git] / src / smpi / bindings / smpi_pmpi.cpp

diff --git a/src/smpi/bindings/smpi_pmpi.cpp b/src/smpi/bindings/smpi_pmpi.cpp
index 52dcf73..b6dfc7e 100644 (file)
--- a/src/smpi/bindings/smpi_pmpi.cpp
+++ b/src/smpi/bindings/smpi_pmpi.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2007-2017. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2007-2018. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -25,11 +25,10 @@ void TRACE_smpi_set_category(const char *category)
 }
 
 /* PMPI User level calls */
-extern "C" { // Obviously, the C MPI interface should use the C linkage
 
 int PMPI_Init(int *argc, char ***argv)
 {
-  xbt_assert(simgrid::s4u::Engine::isInitialized(),
+  xbt_assert(simgrid::s4u::Engine::is_initialized(),
              "Your MPI program was not properly initialized. The easiest is to use smpirun to start it.");
   // PMPI_Init is called only once per SMPI process
   int already_init;
@@ -37,11 +36,12 @@ int PMPI_Init(int *argc, char ***argv)
   if(already_init == 0){
     simgrid::smpi::Process::init(argc, argv);
     smpi_process()->mark_as_initialized();
-    int rank = smpi_process()->index();
+    int rank = simgrid::s4u::this_actor::get_pid();
     TRACE_smpi_init(rank);
-    TRACE_smpi_comm_in(rank, __FUNCTION__, new simgrid::instr::NoOpTIData("init"));
+    TRACE_smpi_comm_in(rank, __func__, new simgrid::instr::NoOpTIData("init"));
     TRACE_smpi_comm_out(rank);
     TRACE_smpi_computing_init(rank);
+    TRACE_smpi_sleeping_init(rank);
     smpi_bench_begin();
   }
 
@@ -53,8 +53,8 @@ int PMPI_Init(int *argc, char ***argv)
 int PMPI_Finalize()
 {
   smpi_bench_end();
-  int rank = smpi_process()->index();
-  TRACE_smpi_comm_in(rank, __FUNCTION__, new simgrid::instr::NoOpTIData("finalize"));
+  int rank = simgrid::s4u::this_actor::get_pid();
+  TRACE_smpi_comm_in(rank, __func__, new simgrid::instr::NoOpTIData("finalize"));
 
   smpi_process()->finalize();
 
@@ -77,7 +77,7 @@ int PMPI_Get_version (int *version,int *subversion){
 
 int PMPI_Get_library_version (char *version,int *len){
   smpi_bench_end();
-  snprintf(version, MPI_MAX_LIBRARY_VERSION_STRING, "SMPI Version %d.%d. Copyright The Simgrid Team 2007-2017",
+  snprintf(version, MPI_MAX_LIBRARY_VERSION_STRING, "SMPI Version %d.%d. Copyright The Simgrid Team 2007-2018",
            SIMGRID_VERSION_MAJOR, SIMGRID_VERSION_MINOR);
   *len = strlen(version) > MPI_MAX_LIBRARY_VERSION_STRING ? MPI_MAX_LIBRARY_VERSION_STRING : strlen(version);
   smpi_bench_begin();
@@ -104,10 +104,14 @@ int PMPI_Query_thread(int *provided)
 
 int PMPI_Is_thread_main(int *flag)
 {
+  // FIXME: The MPI standard seems to say that fatal errors need to be triggered
+  // if MPI has been finalized or not yet been initialized
   if (flag == nullptr) {
     return MPI_ERR_ARG;
   } else {
-    *flag = smpi_process()->index() == 0;
+    *flag = simgrid::s4u::this_actor::get_pid() ==
+            1; // FIXME: I don't think this is correct: This just returns true if the process ID is 1,
+               // regardless of whether this process called MPI_Thread_Init() or not.
     return MPI_SUCCESS;
   }
 }
@@ -117,7 +121,7 @@ int PMPI_Abort(MPI_Comm /*comm*/, int /*errorcode*/)
   smpi_bench_end();
   // FIXME: should kill all processes in comm instead
   smx_actor_t process = SIMIX_process_self();
-  simgrid::simix::kernelImmediate([process] { SIMIX_process_kill(process, process); });
+  simgrid::simix::simcall([process] { SIMIX_process_kill(process, process); });
   return MPI_SUCCESS;
 }
 
@@ -149,9 +153,9 @@ int PMPI_Get_address(void *location, MPI_Aint * address)
 
 int PMPI_Get_processor_name(char *name, int *resultlen)
 {
-  strncpy(name, sg_host_self()->getCname(), strlen(sg_host_self()->getCname()) < MPI_MAX_PROCESSOR_NAME - 1
-                                                ? strlen(sg_host_self()->getCname()) + 1
-                                                : MPI_MAX_PROCESSOR_NAME - 1);
+  strncpy(name, sg_host_self()->get_cname(),
+          strlen(sg_host_self()->get_cname()) < MPI_MAX_PROCESSOR_NAME - 1 ? strlen(sg_host_self()->get_cname()) + 1
+                                                                           : MPI_MAX_PROCESSOR_NAME - 1);
   *resultlen = strlen(name) > MPI_MAX_PROCESSOR_NAME ? MPI_MAX_PROCESSOR_NAME : strlen(name);
 
   return MPI_SUCCESS;
@@ -213,5 +217,3 @@ int PMPI_Keyval_create(MPI_Copy_function* copy_fn, MPI_Delete_function* delete_f
 int PMPI_Keyval_free(int* keyval) {
   return simgrid::smpi::Keyval::keyval_free<simgrid::smpi::Comm>(keyval);
 }
-
-} // extern "C"