double values[4];//arbitrary set to 4
} s_smpi_factor_multival_t;
-xbt_dynar_t smpi_os_values = NULL;
-xbt_dynar_t smpi_or_values = NULL;
-xbt_dynar_t smpi_ois_values = NULL;
+xbt_dynar_t smpi_os_values = nullptr;
+xbt_dynar_t smpi_or_values = nullptr;
+xbt_dynar_t smpi_ois_values = nullptr;
static simgrid::config::Flag<double> smpi_wtime_sleep(
"smpi/wtime", "Minimum time to inject inside a call to MPI_Wtime", 0.0);
static double smpi_os(double size)
{
- if (smpi_os_values == NULL) {
+ if (smpi_os_values == nullptr) {
smpi_os_values = parse_factor(xbt_cfg_get_string("smpi/os"));
smpi_register_static(smpi_os_values, xbt_dynar_free_voidp);
}
static double smpi_ois(double size)
{
- if (smpi_ois_values == NULL) {
+ if (smpi_ois_values == nullptr) {
smpi_ois_values = parse_factor(xbt_cfg_get_string("smpi/ois"));
smpi_register_static(smpi_ois_values, xbt_dynar_free_voidp);
}
static double smpi_or(double size)
{
- if (smpi_or_values == NULL) {
+ if (smpi_or_values == nullptr) {
smpi_or_values = parse_factor(xbt_cfg_get_string("smpi/or"));
smpi_register_static(smpi_or_values, xbt_dynar_free_voidp);
}
}
}
- request->buf = buf;
+ request->buf = buf;
// This part handles the problem of non-contiguous memory (for the unserialisation at the reception)
- request->old_buf = old_buf;
+ request->old_buf = old_buf;
request->old_type = datatype;
request->size = smpi_datatype_size(datatype) * count;
smpi_datatype_use(datatype);
- request->src = src;
- request->dst = dst;
- request->tag = tag;
+ request->src = src;
+ request->dst = dst;
+ request->tag = tag;
request->comm = comm;
smpi_comm_use(request->comm);
- request->action = NULL;
- request->flags = flags;
- request->detached = 0;
- request->detached_sender = NULL;
- request->real_src = 0;
+ request->action = nullptr;
+ request->flags = flags;
+ request->detached = 0;
+ request->detached_sender = nullptr;
+ request->real_src = 0;
request->truncated = 0;
request->real_size = 0;
- request->real_tag = 0;
- if(flags & PERSISTENT)
+ request->real_tag = 0;
+ if (flags & PERSISTENT)
request->refcount = 1;
else
request->refcount = 0;
- request->op = MPI_REPLACE;
+ request->op = MPI_REPLACE;
request->send = 0;
request->recv = 0;
{
smx_mailbox_t mailbox;
- xbt_assert(!request->action, "Cannot (re)start a non-finished communication");
+ xbt_assert(request->action == nullptr, "Cannot (re-)start unfinished communication");
request->flags &= ~PREPARED;
request->flags &= ~FINISHED;
request->refcount++;
XBT_DEBUG("Is there a corresponding send already posted in the small mailbox %p (in case of SSEND)?", mailbox);
smx_synchro_t action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv, static_cast<void*>(request));
- if(action ==NULL){
+ if(action == nullptr){
mailbox = smpi_process_mailbox();
XBT_DEBUG("No, nothing in the small mailbox test the other one : %p", mailbox);
action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv, static_cast<void*>(request));
- if(action ==NULL){
+ if(action == nullptr){
XBT_DEBUG("Still nothing, switch back to the small mailbox : %p", mailbox);
mailbox = smpi_process_mailbox_small();
}
XBT_DEBUG("Is there a corresponding send already posted the small mailbox?");
smx_synchro_t action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv, (void*)request);
- if(action ==NULL){
+ if(action == nullptr){
XBT_DEBUG("No, nothing in the permanent receive mailbox");
mailbox = smpi_process_mailbox();
}else{
mailbox = smpi_process_remote_mailbox(receiver);
XBT_DEBUG("Is there a corresponding recv already posted in the large mailbox %p?", mailbox);
smx_synchro_t action = simcall_comm_iprobe(mailbox, 1,request->dst, request->tag, &match_send, static_cast<void*>(request));
- if(action ==NULL){
- if ((request->flags & SSEND) == 0){
- mailbox = smpi_process_remote_mailbox_small(receiver);
- XBT_DEBUG("No, nothing in the large mailbox, message is to be sent on the small one %p", mailbox);
- } else{
- mailbox = smpi_process_remote_mailbox_small(receiver);
- XBT_DEBUG("SSEND : Is there a corresponding recv already posted in the small mailbox %p?", mailbox);
- action = simcall_comm_iprobe(mailbox, 1,request->dst, request->tag, &match_send, static_cast<void*>(request));
- if(action ==NULL){
- XBT_DEBUG("No, we are first, send to large mailbox");
- mailbox = smpi_process_remote_mailbox(receiver);
- }
- }
- }else{
+ if (action == nullptr) {
+ if ((request->flags & SSEND) == 0){
+ mailbox = smpi_process_remote_mailbox_small(receiver);
+ XBT_DEBUG("No, nothing in the large mailbox, message is to be sent on the small one %p", mailbox);
+ }
+ else {
+ mailbox = smpi_process_remote_mailbox_small(receiver);
+ XBT_DEBUG("SSEND : Is there a corresponding recv already posted in the small mailbox %p?", mailbox);
+ action = simcall_comm_iprobe(mailbox, 1,request->dst, request->tag, &match_send, static_cast<void*>(request));
+ if (action == nullptr) {
+ XBT_DEBUG("No, we are first, send to large mailbox");
+ mailbox = smpi_process_remote_mailbox(receiver);
+ }
+ }
+ }
+ else {
XBT_DEBUG("Yes there was something for us in the large mailbox");
}
- }else{
+ }
+ else {
mailbox = smpi_process_remote_mailbox(receiver);
XBT_DEBUG("Send request %p is in the large mailbox %p (buf: %p)",mailbox, request,request->buf);
}
request->detached);
XBT_DEBUG("send simcall posted");
- /* FIXME: detached sends are not traceable (request->action == NULL) */
- if (request->action)
+ /* FIXME: detached sends are not traceable (request->action == nullptr) */
+ if (request->action != nullptr)
simcall_set_category(request->action, TRACE_internal_smpi_get_category());
if (async_small_thresh != 0 || ((request->flags & RMA)!=0))
void smpi_mpi_startall(int count, MPI_Request * requests)
{
- if(requests==NULL)
+ if(requests== nullptr)
return;
for(int i = 0; i < count; i++) {
request->action = simcall_comm_iprobe(mailbox, 0, request->src, request->tag, &match_recv, static_cast<void*>(request));
}
- if (request->action == NULL){
+ if (request->action == nullptr){
mailbox = smpi_process_mailbox();
XBT_DEBUG("trying to probe the other mailbox");
request->action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv, static_cast<void*>(request));
}
- if (request->action){
+ if (request->action != nullptr){
simgrid::simix::Comm *sync_comm = static_cast<simgrid::simix::Comm*>(request->action);
MPI_Request req = static_cast<MPI_Request>(sync_comm->src_data);
*flag = 1;
