static double smpi_os(double size)
{
- if (!smpi_os_values)
- smpi_os_values =
- parse_factor(sg_cfg_get_string("smpi/os"));
-
+ if (!smpi_os_values) {
+ smpi_os_values = parse_factor(sg_cfg_get_string("smpi/os"));
+ smpi_register_static(smpi_os_values, xbt_dynar_free_voidp);
+ }
unsigned int iter = 0;
s_smpi_factor_t fact;
double current=0.0;
static double smpi_ois(double size)
{
- if (!smpi_ois_values)
- smpi_ois_values =
- parse_factor(sg_cfg_get_string("smpi/ois"));
-
+ if (!smpi_ois_values) {
+ smpi_ois_values = parse_factor(sg_cfg_get_string("smpi/ois"));
+ smpi_register_static(smpi_ois_values, xbt_dynar_free_voidp);
+ }
unsigned int iter = 0;
s_smpi_factor_t fact;
double current=0.0;
static double smpi_or(double size)
{
- if (!smpi_or_values)
- smpi_or_values =
- parse_factor(sg_cfg_get_string("smpi/or"));
-
+ if (!smpi_or_values) {
+ smpi_or_values = parse_factor(sg_cfg_get_string("smpi/or"));
+ smpi_register_static(smpi_or_values, xbt_dynar_free_voidp);
+ }
unsigned int iter = 0;
s_smpi_factor_t fact;
double current=0.0;
if(datatype->has_subtype == 1){
// This part handles the problem of non-contiguous memory
old_buf = buf;
- buf = xbt_malloc(count*smpi_datatype_size(datatype));
+ buf = count==0 ? NULL : xbt_malloc(count*smpi_datatype_size(datatype));
if (flags & SEND) {
subtype->serialize(old_buf, buf, count, datatype->substruct);
}
}
-void smpi_empty_status(MPI_Status * status) {
+void smpi_empty_status(MPI_Status * status)
+{
if(status != MPI_STATUS_IGNORE) {
- status->MPI_SOURCE=MPI_ANY_SOURCE;
- status->MPI_TAG=MPI_ANY_TAG;
- status->count=0;
+ status->MPI_SOURCE = MPI_ANY_SOURCE;
+ status->MPI_TAG = MPI_ANY_TAG;
+ status->MPI_ERROR = MPI_SUCCESS;
+ status->count=0;
}
}
} else {
+
int receiver = smpi_group_index(smpi_comm_group(request->comm), request->dst);
+
+ #ifdef HAVE_TRACING
+ int rank = smpi_process_index();
+ if (TRACE_smpi_view_internals()) {
+ TRACE_smpi_send(rank, rank, receiver);
+ }
+ #endif
/* if(receiver == MPI_UNDEFINED) {*/
/* XBT_WARN("Trying to send a message to a wrong rank");*/
/* return;*/
request->refcount++;
if(request->old_type->has_subtype == 0){
oldbuf = request->buf;
- if (oldbuf){
+ if (oldbuf && request->size!=0){
request->buf = xbt_malloc(request->size);
memcpy(request->buf,oldbuf,request->size);
}
}
XBT_DEBUG("Send request %p is detached; buf %p copied into %p",request,oldbuf,request->buf);
}
+
// we make a copy here, as the size is modified by simix, and we may reuse the request in another receive later
request->real_size=request->size;
smpi_datatype_use(request->old_type);
/* FIXME: detached sends are not traceable (request->action == NULL) */
if (request->action)
simcall_set_category(request->action, TRACE_internal_smpi_get_category());
+
#endif
}
void smpi_mpi_ssend(void *buf, int count, MPI_Datatype datatype,
int dst, int tag, MPI_Comm comm)
{
- MPI_Request request = smpi_mpi_issend(buf, count, datatype, dst, tag, comm);
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
+ MPI_Request request =
+ build_request(buf, count, datatype, smpi_comm_rank(comm), dst, tag,
+ comm, NON_PERSISTENT | SSEND | SEND);
+
+ smpi_mpi_start(request); smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
}
void smpi_mpi_sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
static void finish_wait(MPI_Request * request, MPI_Status * status)
{
MPI_Request req = *request;
+ if(status != MPI_STATUS_IGNORE)
+ smpi_empty_status(status);
+
if(!(req->detached && req->flags & SEND)){
if(status != MPI_STATUS_IGNORE) {
status->MPI_SOURCE = req->src == MPI_ANY_SOURCE ? req->real_src : req->src;
status->MPI_TAG = req->tag == MPI_ANY_TAG ? req->real_tag : req->tag;
- if(req->truncated)
- status->MPI_ERROR = MPI_ERR_TRUNCATE;
- else status->MPI_ERROR = MPI_SUCCESS ;
+ status->MPI_ERROR = req->truncated ? MPI_ERR_TRUNCATE : MPI_SUCCESS;
// this handles the case were size in receive differs from size in send
// FIXME: really this should just contain the count of receive-type blocks,
// right?
if(req->detached == 0) free(req->buf);
}
smpi_datatype_unuse(datatype);
+
}
+#ifdef HAVE_TRACING
+ if (TRACE_smpi_view_internals()) {
+ if(req->flags & RECV){
+ int rank = smpi_process_index();
+ int src_traced = smpi_group_index(smpi_comm_group(req->comm), req->src == MPI_ANY_SOURCE ? req->real_src : req->src);
+ TRACE_smpi_recv(rank, src_traced, rank);
+ }
+ }
+#endif
+
if(req->detached_sender!=NULL){
smpi_mpi_request_free(&(req->detached_sender));
}
else
flag = simcall_comm_test((*request)->action);
if(flag) {
- (*request)->refcount++;
finish_wait(request, status);
+ request=MPI_REQUEST_NULL;
}else{
smpi_empty_status(status);
}
int index, c;
MPI_Status stat;
MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
- int retvalue=MPI_SUCCESS;
+ int retvalue = MPI_SUCCESS;
//tag invalid requests in the set
- for(c = 0; c < count; c++) {
- if(requests[c]==MPI_REQUEST_NULL || requests[c]->dst == MPI_PROC_NULL ){
- if(status != MPI_STATUSES_IGNORE)
+ if (status != MPI_STATUSES_IGNORE) {
+ for (c = 0; c < count; c++) {
+ if (requests[c] == MPI_REQUEST_NULL || requests[c]->dst == MPI_PROC_NULL) {
smpi_empty_status(&status[c]);
- }else if(requests[c]->src == MPI_PROC_NULL ){
- if(status != MPI_STATUSES_IGNORE) {
+ } else if (requests[c]->src == MPI_PROC_NULL) {
smpi_empty_status(&status[c]);
- status[c].MPI_SOURCE=MPI_PROC_NULL;
+ status[c].MPI_SOURCE = MPI_PROC_NULL;
}
}
}
for(c = 0; c < count; c++) {
- if(MC_is_active()) {
- smpi_mpi_wait(&requests[c], pstat);
- index = c;
- } else {
- index = smpi_mpi_waitany(count, requests, pstat);
- if(index == MPI_UNDEFINED) {
- break;
- }
- if (status != MPI_STATUSES_IGNORE) {
- status[index] = *pstat;
- if (status[index].MPI_ERROR == MPI_ERR_TRUNCATE)
- retvalue = MPI_ERR_IN_STATUS;
- }
+ if (MC_is_active()) {
+ smpi_mpi_wait(&requests[c], pstat);
+ index = c;
+ } else {
+ index = smpi_mpi_waitany(count, requests, pstat);
+ if (index == MPI_UNDEFINED)
+ break;
+ requests[index]=MPI_REQUEST_NULL;
+ }
+ if (status != MPI_STATUSES_IGNORE) {
+ status[index] = *pstat;
+ if (status[index].MPI_ERROR == MPI_ERR_TRUNCATE)
+ retvalue = MPI_ERR_IN_STATUS;
}
}
if(status != MPI_STATUSES_IGNORE) {
status[index] = *pstat;
}
+ requests[index]=MPI_REQUEST_NULL;
}else{
return MPI_UNDEFINED;
}
if(status != MPI_STATUSES_IGNORE) {
status[i] = *pstat;
}
+ requests[i]=MPI_REQUEST_NULL;
+
}
}else{
count_dead++;