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GYAN: add initialization via MPI_Init_thread #6

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GYAN: add initialization via MPI_Init_thread #6

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42 changes: 31 additions & 11 deletions mpi_t/gyan/gyan.c
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Original file line number Diff line number Diff line change
Expand Up @@ -281,7 +281,8 @@ static void collect_range_with_loc_from_all_ranks(MPI_Op op){
free(out);
}

int MPI_Init(int *argc, char ***argv){
static
void gyan_init(){

if(DEBUG)printf("********** Interception starts **********\n");
int err, num, i, namelen, verb, varclass, bind, threadsup;
Expand All @@ -290,15 +291,9 @@ int MPI_Init(int *argc, char ***argv){
char name[STR_SZ + 1] = "";
int desc_len;
char desc[STR_SZ + 1] = "";
int mpi_init_return;
MPI_Datatype datatype;
MPI_T_enum enumtype;

/* Run MPI Initialization */
mpi_init_return = PMPI_Init(argc, argv);
if (mpi_init_return != MPI_SUCCESS)
return mpi_init_return;

/* get global rank */
PMPI_Comm_rank(MPI_COMM_WORLD, &rank);

Expand All @@ -308,7 +303,7 @@ int MPI_Init(int *argc, char ***argv){
/* Run MPI_T Initialization */
err = MPI_T_init_thread(MPI_THREAD_SINGLE, &threadsup);
if (err != MPI_SUCCESS)
return mpi_init_return;
return;

/* Print thread support for MPI */
if(!rank) {
Expand Down Expand Up @@ -336,7 +331,7 @@ int MPI_Init(int *argc, char ***argv){
/* Create a session */
err = MPI_T_pvar_session_create(&session);
if (err != MPI_SUCCESS)
return mpi_init_return;
return;

/* get number of variables */
err = MPI_T_pvar_get_num(&num);
Expand All @@ -346,7 +341,7 @@ int MPI_Init(int *argc, char ***argv){
}

if (err != MPI_SUCCESS)
return mpi_init_return;
return;
total_num_of_var = num;
// Get the name of the environment variable to look for
env_var_name = getenv("MPIT_VAR_TO_TRACE");
Expand Down Expand Up @@ -456,7 +451,7 @@ int MPI_Init(int *argc, char ***argv){
err = MPI_T_pvar_start(session, pvar_handles[pvar_num_watched]);
}
if (err != MPI_SUCCESS) {
return mpi_init_return;
return;
}
pvar_num_watched++;
}
Expand All @@ -474,6 +469,31 @@ int MPI_Init(int *argc, char ***argv){
num_isend = 0;
num_recv = 0;
num_irecv = 0;
return;
}


int MPI_Init(int *argc, char ***argv){

int mpi_init_return;
/* Run MPI Initialization */
mpi_init_return = PMPI_Init(argc, argv);
if (mpi_init_return != MPI_SUCCESS)
return mpi_init_return;

gyan_init();
return mpi_init_return;
}

int MPI_Init_thread(int *argc, char ***argv, int thread_requested, int *thread_provided){

int mpi_init_return;
/* Run MPI Initialization */
mpi_init_return = PMPI_Init_thread(argc, argv, thread_requested, thread_provided);
if (mpi_init_return != MPI_SUCCESS)
return mpi_init_return;

gyan_init();
return mpi_init_return;
}

Expand Down