jboolean ompi_java_exceptionCheck(JNIEnv *env, int rc)
{
if (rc < 0) {
/* handle ompi error code */
rc = ompi_errcode_get_mpi_code (rc);
/* ompi_mpi_errcode_get_class CAN NOT handle negative error codes.
* all Open MPI MPI error codes should be > 0. */
assert (rc >= 0);
}
if(MPI_SUCCESS == rc)
{
return JNI_FALSE;
}
else if((*env)->ExceptionCheck(env))
{
return JNI_TRUE;
}
else
{
int errClass = ompi_mpi_errcode_get_class(rc);
char *message = ompi_mpi_errnum_get_string(rc);
jstring jmessage = (*env)->NewStringUTF(env, (const char*)message);
jobject mpiex = (*env)->NewObject(env, ompi_java.ExceptionClass,
ompi_java.ExceptionInit,
rc, errClass, jmessage);
(*env)->Throw(env, mpiex);
(*env)->DeleteLocalRef(env, mpiex);
(*env)->DeleteLocalRef(env, jmessage);
return JNI_TRUE;
}
}
int MPI_Init(int *argc, char ***argv)
{
int err;
int provided;
char *env;
int required = MPI_THREAD_SINGLE;
/* Ensure that we were not already initialized or finalized */
if (ompi_mpi_finalized) {
if (0 == ompi_comm_rank(MPI_COMM_WORLD)) {
orte_show_help("help-mpi-api.txt", "mpi-function-after-finalize",
true, FUNC_NAME);
}
return ompi_errhandler_invoke(NULL, NULL, OMPI_ERRHANDLER_TYPE_COMM,
MPI_ERR_OTHER, FUNC_NAME);
} else if (ompi_mpi_initialized) {
if (0 == ompi_comm_rank(MPI_COMM_WORLD)) {
orte_show_help("help-mpi-api.txt", "mpi-initialize-twice",
true, FUNC_NAME);
}
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_OTHER, FUNC_NAME);
}
/* check for environment overrides for required thread level. If
there is, check to see that it is a valid/supported thread level.
If not, default to MPI_THREAD_MULTIPLE. */
if (NULL != (env = getenv("OMPI_MPI_THREAD_LEVEL"))) {
required = atoi(env);
if (required < MPI_THREAD_SINGLE || required > MPI_THREAD_MULTIPLE) {
required = MPI_THREAD_MULTIPLE;
}
}
/* Call the back-end initialization function (we need to put as
little in this function as possible so that if it's profiled, we
don't lose anything) */
if (NULL != argc && NULL != argv) {
err = ompi_mpi_init(*argc, *argv, required, &provided);
} else {
err = ompi_mpi_init(0, NULL, required, &provided);
}
/* Since we don't have a communicator to invoke an errorhandler on
here, don't use the fancy-schmancy ERRHANDLER macros; they're
really designed for real communicator objects. Just use the
back-end function directly. */
if (MPI_SUCCESS != err) {
return ompi_errhandler_invoke(NULL, NULL, OMPI_ERRHANDLER_TYPE_COMM,
err < 0 ? ompi_errcode_get_mpi_code(err) :
err, FUNC_NAME);
}
OPAL_CR_INIT_LIBRARY();
return MPI_SUCCESS;
}
int MPI_Init_thread(int *argc, char ***argv, int required,
int *provided)
{
int err;
ompi_hook_base_mpi_init_thread_top(argc, argv, required, provided);
if ( MPI_PARAM_CHECK ) {
if (required < MPI_THREAD_SINGLE || required > MPI_THREAD_MULTIPLE) {
ompi_mpi_errors_are_fatal_comm_handler(NULL, NULL, FUNC_NAME);
}
}
*provided = required;
/* Call the back-end initialization function (we need to put as
little in this function as possible so that if it's profiled, we
don't lose anything) */
if (NULL != argc && NULL != argv) {
err = ompi_mpi_init(*argc, *argv, required, provided, false);
} else {
err = ompi_mpi_init(0, NULL, required, provided, false);
}
/* Since we don't have a communicator to invoke an errorhandler on
here, don't use the fancy-schmancy ERRHANDLER macros; they're
really designed for real communicator objects. Just use the
back-end function directly. */
if (MPI_SUCCESS != err) {
return ompi_errhandler_invoke(NULL, NULL, OMPI_ERRHANDLER_TYPE_COMM,
err < 0 ? ompi_errcode_get_mpi_code(err) :
err, FUNC_NAME);
}
OPAL_CR_INIT_LIBRARY();
SPC_INIT();
ompi_hook_base_mpi_init_thread_bottom(argc, argv, required, provided);
return MPI_SUCCESS;
}
int MPI_Finalized(int *flag)
{
OPAL_CR_NOOP_PROGRESS();
/* We must obtain the lock to guarnatee consistent values of
ompi_mpi_initialized and ompi_mpi_finalized. Note, too, that
this lock is held for the bulk of the duration of
ompi_mpi_init() and ompi_mpi_finalize(), so when we get the
lock, we are guaranteed that some other thread is not part way
through initialization or finalization. */
opal_mutex_lock(&ompi_mpi_bootstrap_mutex);
if (MPI_PARAM_CHECK) {
if (NULL == flag) {
/* If we have an error, the action that we take depends on
whether we're currently (after MPI_Init and before
MPI_Finalize) or not */
if (ompi_mpi_initialized && !ompi_mpi_finalized) {
opal_mutex_unlock(&ompi_mpi_bootstrap_mutex);
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
FUNC_NAME);
} else {
opal_mutex_unlock(&ompi_mpi_bootstrap_mutex);
/* We have no MPI object here so call ompi_errhandle_invoke
* directly */
return ompi_errhandler_invoke(NULL, NULL, -1,
ompi_errcode_get_mpi_code(MPI_ERR_ARG),
FUNC_NAME);
}
}
}
*flag = ompi_mpi_finalized;
opal_mutex_unlock(&ompi_mpi_bootstrap_mutex);
return MPI_SUCCESS;
}
int MPI_Get_version(int *version, int *subversion)
{
OPAL_CR_NOOP_PROGRESS();
if (MPI_PARAM_CHECK) {
/* Per MPI-2:3.1, this function can be invoked before
MPI_INIT, so we don't invoke the normal
MPI_ERR_INIT_FINALIZE() macro here */
if (NULL == version || NULL == subversion) {
/* Note that we have to check and see if we have
previously called MPI_INIT or not. If so, use the
normal OMPI_ERRHANDLER_INVOKE, because the user may
have changed the default errhandler on MPI_COMM_WORLD.
If we have not invoked MPI_INIT, then just abort
(i.e., use a NULL communicator, which will end up at the
default errhandler, which is abort). */
if (ompi_mpi_initialized && !ompi_mpi_finalized) {
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
FUNC_NAME);
} else {
/* We have no MPI object here so call ompi_errhandle_invoke
* directly */
return ompi_errhandler_invoke(NULL, NULL, -1,
ompi_errcode_get_mpi_code(MPI_ERR_ARG),
FUNC_NAME);
}
}
}
/* According to the MPI-2 specification */
*version = MPI_VERSION;
*subversion = MPI_SUBVERSION;
return MPI_SUCCESS;
}
int MPI_Init(int *argc, char ***argv)
{
int err;
int provided;
char *env;
int required = MPI_THREAD_SINGLE;
/* Ensure that we were not already initialized or finalized */
if (ompi_mpi_finalized) {
if (0 == ompi_comm_rank(MPI_COMM_WORLD)) {
opal_show_help("help-mpi-api.txt",
"mpi-function-after-finalize", true, FUNC_NAME);
}
return ompi_errhandler_invoke(NULL, NULL,
OMPI_ERRHANDLER_TYPE_COMM,
MPI_ERR_OTHER, FUNC_NAME);
} else if (ompi_mpi_initialized) {
if (0 == ompi_comm_rank(MPI_COMM_WORLD)) {
opal_show_help("help-mpi-api.txt", "mpi-initialize-twice",
true, FUNC_NAME);
}
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_OTHER,
FUNC_NAME);
}
/* check for environment overrides for required thread level. If
there is, check to see that it is a valid/supported thread level.
If not, default to MPI_THREAD_MULTIPLE. */
if (NULL != (env = getenv("OMPI_MPI_THREAD_LEVEL"))) {
required = atoi(env);
if (required < MPI_THREAD_SINGLE || required > MPI_THREAD_MULTIPLE) {
required = MPI_THREAD_MULTIPLE;
}
}
/* Call the back-end initialization function (we need to put as
little in this function as possible so that if it's profiled, we
don't lose anything) */
if (NULL != argc && NULL != argv) {
err = ompi_mpi_init(*argc, *argv, required, &provided);
} else {
err = ompi_mpi_init(0, NULL, required, &provided);
}
/* Since we don't have a communicator to invoke an errorhandler on
here, don't use the fancy-schmancy ERRHANDLER macros; they're
really designed for real communicator objects. Just use the
back-end function directly. */
if (MPI_SUCCESS != err) {
return ompi_errhandler_invoke(NULL, NULL,
OMPI_ERRHANDLER_TYPE_COMM,
err <
0 ? ompi_errcode_get_mpi_code(err) :
err, FUNC_NAME);
}
OPAL_CR_INIT_LIBRARY();
//Assume we have now the MPI_COMM_WORLD Communicator!!!
void *dvMgmt_dlhandle;
int (*commsBenchmark)(commsInfo*);
char *error;
dvMgmt_dlhandle = dlopen("libdvMgmt.so", RTLD_LAZY);
if (!dvMgmt_dlhandle) {
printf("Details:");
fputs(dlerror(), stderr);
exit(1);
}
commsBenchmark = dlsym(dvMgmt_dlhandle, "commsBenchmark");
commsInfo cmf;
cmf.BW_Mtx = NULL;
char* profileFlag;
int profilingEnabled = 0;
profileFlag = getenv("XSCALA_PROFILING_APP");
if (profileFlag != NULL) {
profilingEnabled = 1;
}
if (profilingEnabled) {
(*commsBenchmark)(&cmf);
}
return MPI_SUCCESS;
}
