-/* Copyright (c) 2007-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2019. 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. */
#include "private.hpp"
#include "smpi_comm.hpp"
#include "smpi_datatype.hpp"
-#include "smpi_process.hpp"
#include "smpi_request.hpp"
+#include "src/smpi/include/smpi_actor.hpp"
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(smpi_pmpi);
+static int getPid(MPI_Comm, int);
+static int getPid(MPI_Comm comm, int id)
+{
+ simgrid::s4u::ActorPtr actor = comm->group()->actor(id);
+ return (actor == nullptr) ? MPI_UNDEFINED : actor->get_pid();
+}
+
/* PMPI User level calls */
-extern "C" { // Obviously, the C MPI interface should use the C linkage
int PMPI_Send_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm, MPI_Request * request)
{
return retval;
}
+/*
+ * This function starts a request returned by init functions such as
+ * MPI_Send_init(), MPI_Ssend_init (see above), and friends.
+ * They should already have performed sanity checks.
+ */
int PMPI_Start(MPI_Request * request)
{
int retval = 0;
if (request == nullptr || *request == MPI_REQUEST_NULL) {
retval = MPI_ERR_REQUEST;
} else {
- (*request)->start();
- retval = MPI_SUCCESS;
+ MPI_Request req = *request;
+ int my_proc_id = (req->comm() != MPI_COMM_NULL) ? simgrid::s4u::this_actor::get_pid() : -1;
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::Pt2PtTIData("Start", req->dst(),
+ req->size(),
+ req->tag(),
+ simgrid::smpi::Datatype::encode(req->type())));
+ if (not TRACE_smpi_view_internals() && req->flags() & MPI_REQ_SEND)
+ TRACE_smpi_send(my_proc_id, my_proc_id, getPid(req->comm(), req->dst()), req->tag(), req->size());
+
+ req->start();
+
+ if (not TRACE_smpi_view_internals() && req->flags() & MPI_REQ_RECV)
+ TRACE_smpi_recv(getPid(req->comm(), req->src()), my_proc_id, req->tag());
+ retval = MPI_SUCCESS;
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
return retval;
}
}
if(retval != MPI_ERR_REQUEST) {
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ TRACE_smpi_comm_in(my_proc_id, __func__, new simgrid::instr::NoOpTIData("Startall"));
+ MPI_Request req = MPI_REQUEST_NULL;
+ if (not TRACE_smpi_view_internals())
+ for (int i = 0; i < count; i++) {
+ req = requests[i];
+ if (req->flags() & MPI_REQ_SEND)
+ TRACE_smpi_send(my_proc_id, my_proc_id, getPid(req->comm(), req->dst()), req->tag(), req->size());
+ }
+
simgrid::smpi::Request::startall(count, requests);
+
+ if (not TRACE_smpi_view_internals())
+ for (int i = 0; i < count; i++) {
+ req = requests[i];
+ if (req->flags() & MPI_REQ_RECV)
+ TRACE_smpi_recv(getPid(req->comm(), req->src()), my_proc_id, req->tag());
+ }
+ TRACE_smpi_comm_out(my_proc_id);
}
}
smpi_bench_begin();
retval = MPI_ERR_TAG;
} else {
- int rank = smpi_process()->index();
- int src_traced = comm->group()->index(src);
-
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_IRECV;
- extra->src = src_traced;
- extra->dst = rank;
- int known=0;
- extra->datatype1 = encode_datatype(datatype, &known);
- int dt_size_send = 1;
- if(known==0)
- dt_size_send = datatype->size();
- extra->send_size = count*dt_size_send;
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::Pt2PtTIData("irecv", src,
+ datatype->is_replayable() ? count : count * datatype->size(),
+ tag, simgrid::smpi::Datatype::encode(datatype)));
*request = simgrid::smpi::Request::irecv(buf, count, datatype, src, tag, comm);
retval = MPI_SUCCESS;
- TRACE_smpi_ptp_out(rank);
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
} else if(tag<0 && tag != MPI_ANY_TAG){
retval = MPI_ERR_TAG;
} else {
- int rank = smpi_process()->index();
- int dst_traced = comm->group()->index(dst);
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_ISEND;
- extra->src = rank;
- extra->dst = dst_traced;
- int known=0;
- extra->datatype1 = encode_datatype(datatype, &known);
- int dt_size_send = 1;
- if(known==0)
- dt_size_send = datatype->size();
- extra->send_size = count*dt_size_send;
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
- TRACE_smpi_send(rank, rank, dst_traced, tag, count*datatype->size());
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ int trace_dst = getPid(comm, dst);
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::Pt2PtTIData("isend", dst,
+ datatype->is_replayable() ? count : count * datatype->size(),
+ tag, simgrid::smpi::Datatype::encode(datatype)));
+
+ TRACE_smpi_send(my_proc_id, my_proc_id, trace_dst, tag, count * datatype->size());
*request = simgrid::smpi::Request::isend(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
- TRACE_smpi_ptp_out(rank);
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
} else if(tag<0 && tag != MPI_ANY_TAG){
retval = MPI_ERR_TAG;
} else {
- int rank = smpi_process()->index();
- int dst_traced = comm->group()->index(dst);
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_ISSEND;
- extra->src = rank;
- extra->dst = dst_traced;
- int known=0;
- extra->datatype1 = encode_datatype(datatype, &known);
- int dt_size_send = 1;
- if(known==0)
- dt_size_send = datatype->size();
- extra->send_size = count*dt_size_send;
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
- TRACE_smpi_send(rank, rank, dst_traced, tag, count*datatype->size());
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ int trace_dst = getPid(comm, dst);
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::Pt2PtTIData("ISsend", dst,
+ datatype->is_replayable() ? count : count * datatype->size(),
+ tag, simgrid::smpi::Datatype::encode(datatype)));
+ TRACE_smpi_send(my_proc_id, my_proc_id, trace_dst, tag, count * datatype->size());
*request = simgrid::smpi::Request::issend(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
- TRACE_smpi_ptp_out(rank);
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
if (comm == MPI_COMM_NULL) {
retval = MPI_ERR_COMM;
} else if (src == MPI_PROC_NULL) {
- simgrid::smpi::Status::empty(status);
- status->MPI_SOURCE = MPI_PROC_NULL;
+ if(status != MPI_STATUS_IGNORE){
+ simgrid::smpi::Status::empty(status);
+ status->MPI_SOURCE = MPI_PROC_NULL;
+ }
retval = MPI_SUCCESS;
} else if (src!=MPI_ANY_SOURCE && (src >= comm->group()->size() || src <0)){
retval = MPI_ERR_RANK;
} else if(tag<0 && tag != MPI_ANY_TAG){
retval = MPI_ERR_TAG;
} else {
- int rank = smpi_process()->index();
- int src_traced = comm->group()->index(src);
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t, 1);
- extra->type = TRACING_RECV;
- extra->src = src_traced;
- extra->dst = rank;
- int known = 0;
- extra->datatype1 = encode_datatype(datatype, &known);
- int dt_size_send = 1;
- if (known == 0)
- dt_size_send = datatype->size();
- extra->send_size = count * dt_size_send;
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::Pt2PtTIData("recv", src,
+ datatype->is_replayable() ? count : count * datatype->size(),
+ tag, simgrid::smpi::Datatype::encode(datatype)));
simgrid::smpi::Request::recv(buf, count, datatype, src, tag, comm, status);
retval = MPI_SUCCESS;
// the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
- if (status != MPI_STATUS_IGNORE) {
- src_traced = comm->group()->index(status->MPI_SOURCE);
- if (not TRACE_smpi_view_internals()) {
- TRACE_smpi_recv(src_traced, rank, tag);
- }
+ int src_traced=0;
+ if (status != MPI_STATUS_IGNORE)
+ src_traced = getPid(comm, status->MPI_SOURCE);
+ else
+ src_traced = getPid(comm, src);
+ if (not TRACE_smpi_view_internals()) {
+ TRACE_smpi_recv(src_traced, my_proc_id, tag);
}
- TRACE_smpi_ptp_out(rank);
+
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
} else if(tag < 0 && tag != MPI_ANY_TAG){
retval = MPI_ERR_TAG;
} else {
- int rank = smpi_process()->index();
- int dst_traced = comm->group()->index(dst);
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_SEND;
- extra->src = rank;
- extra->dst = dst_traced;
- int known = 0;
- extra->datatype1 = encode_datatype(datatype, &known);
- int dt_size_send = 1;
- if (known == 0) {
- dt_size_send = datatype->size();
- }
- extra->send_size = count*dt_size_send;
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ int dst_traced = getPid(comm, dst);
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::Pt2PtTIData("send", dst,
+ datatype->is_replayable() ? count : count * datatype->size(),
+ tag, simgrid::smpi::Datatype::encode(datatype)));
if (not TRACE_smpi_view_internals()) {
- TRACE_smpi_send(rank, rank, dst_traced, tag,count*datatype->size());
+ TRACE_smpi_send(my_proc_id, my_proc_id, dst_traced, tag, count * datatype->size());
}
simgrid::smpi::Request::send(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
- TRACE_smpi_ptp_out(rank);
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
} else if(tag<0 && tag != MPI_ANY_TAG){
retval = MPI_ERR_TAG;
} else {
- int rank = smpi_process()->index();
- int dst_traced = comm->group()->index(dst);
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_SSEND;
- extra->src = rank;
- extra->dst = dst_traced;
- int known = 0;
- extra->datatype1 = encode_datatype(datatype, &known);
- int dt_size_send = 1;
- if(known == 0) {
- dt_size_send = datatype->size();
- }
- extra->send_size = count*dt_size_send;
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
- TRACE_smpi_send(rank, rank, dst_traced, tag,count*datatype->size());
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ int dst_traced = getPid(comm, dst);
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::Pt2PtTIData("Ssend", dst,
+ datatype->is_replayable() ? count : count * datatype->size(),
+ tag, simgrid::smpi::Datatype::encode(datatype)));
+ TRACE_smpi_send(my_proc_id, my_proc_id, dst_traced, tag, count * datatype->size());
simgrid::smpi::Request::ssend(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
- TRACE_smpi_ptp_out(rank);
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
retval = MPI_ERR_COMM;
} else if (not sendtype->is_valid() || not recvtype->is_valid()) {
retval = MPI_ERR_TYPE;
- } else if (src == MPI_PROC_NULL || dst == MPI_PROC_NULL) {
- simgrid::smpi::Status::empty(status);
- status->MPI_SOURCE = MPI_PROC_NULL;
- retval = MPI_SUCCESS;
+ } else if (src == MPI_PROC_NULL) {
+ if(status!=MPI_STATUS_IGNORE){
+ simgrid::smpi::Status::empty(status);
+ status->MPI_SOURCE = MPI_PROC_NULL;
+ }
+ if(dst != MPI_PROC_NULL)
+ simgrid::smpi::Request::send(sendbuf, sendcount, sendtype, dst, sendtag, comm);
+ retval = MPI_SUCCESS;
+ }else if (dst == MPI_PROC_NULL){
+ simgrid::smpi::Request::recv(recvbuf, recvcount, recvtype, src, recvtag, comm, status);
+ retval = MPI_SUCCESS;
}else if (dst >= comm->group()->size() || dst <0 ||
(src!=MPI_ANY_SOURCE && (src >= comm->group()->size() || src <0))){
retval = MPI_ERR_RANK;
} else if((sendtag<0 && sendtag != MPI_ANY_TAG)||(recvtag<0 && recvtag != MPI_ANY_TAG)){
retval = MPI_ERR_TAG;
} else {
-
- int rank = smpi_process()->index();
- int dst_traced = comm->group()->index(dst);
- int src_traced = comm->group()->index(src);
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t, 1);
- extra->type = TRACING_SENDRECV;
- extra->src = src_traced;
- extra->dst = dst_traced;
- int known = 0;
- extra->datatype1 = encode_datatype(sendtype, &known);
- int dt_size_send = 1;
- if (known == 0)
- dt_size_send = sendtype->size();
- extra->send_size = sendcount * dt_size_send;
- extra->datatype2 = encode_datatype(recvtype, &known);
- int dt_size_recv = 1;
- if (known == 0)
- dt_size_recv = recvtype->size();
- extra->recv_size = recvcount * dt_size_recv;
-
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
- TRACE_smpi_send(rank, rank, dst_traced, sendtag, sendcount * sendtype->size());
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ int dst_traced = getPid(comm, dst);
+ int src_traced = getPid(comm, src);
+
+ // FIXME: Hack the way to trace this one
+ std::vector<int>* dst_hack = new std::vector<int>;
+ std::vector<int>* src_hack = new std::vector<int>;
+ dst_hack->push_back(dst_traced);
+ src_hack->push_back(src_traced);
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::VarCollTIData(
+ "sendRecv", -1, sendtype->is_replayable() ? sendcount : sendcount * sendtype->size(),
+ dst_hack, recvtype->is_replayable() ? recvcount : recvcount * recvtype->size(), src_hack,
+ simgrid::smpi::Datatype::encode(sendtype), simgrid::smpi::Datatype::encode(recvtype)));
+
+ TRACE_smpi_send(my_proc_id, my_proc_id, dst_traced, sendtag, sendcount * sendtype->size());
simgrid::smpi::Request::sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf, recvcount, recvtype, src,
recvtag, comm, status);
retval = MPI_SUCCESS;
- TRACE_smpi_ptp_out(rank);
- TRACE_smpi_recv(src_traced, rank, recvtag);
+ TRACE_smpi_recv(src_traced, my_proc_id, recvtag);
+ TRACE_smpi_comm_out(my_proc_id);
}
smpi_bench_begin();
if (request == nullptr || flag == nullptr) {
retval = MPI_ERR_ARG;
} else if (*request == MPI_REQUEST_NULL) {
- *flag= true;
- simgrid::smpi::Status::empty(status);
+ if (status != MPI_STATUS_IGNORE){
+ *flag= true;
+ simgrid::smpi::Status::empty(status);
+ }
retval = MPI_SUCCESS;
} else {
- int rank = ((*request)->comm() != MPI_COMM_NULL) ? smpi_process()->index() : -1;
-
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_TEST;
- TRACE_smpi_testing_in(rank, extra);
+ int my_proc_id = ((*request)->comm() != MPI_COMM_NULL) ? simgrid::s4u::this_actor::get_pid() : -1;
+ TRACE_smpi_comm_in(my_proc_id, __func__, new simgrid::instr::NoOpTIData("test"));
+
*flag = simgrid::smpi::Request::test(request,status);
- TRACE_smpi_testing_out(rank);
+ TRACE_smpi_comm_out(my_proc_id);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
if (index == nullptr || flag == nullptr) {
retval = MPI_ERR_ARG;
} else {
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ TRACE_smpi_comm_in(my_proc_id, __func__, new simgrid::instr::NoOpTIData("testany"));
*flag = simgrid::smpi::Request::testany(count, requests, index, status);
+ TRACE_smpi_comm_out(my_proc_id);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
if (flag == nullptr) {
retval = MPI_ERR_ARG;
} else {
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ TRACE_smpi_comm_in(my_proc_id, __func__, new simgrid::instr::NoOpTIData("testall"));
*flag = simgrid::smpi::Request::testall(count, requests, statuses);
+ TRACE_smpi_comm_out(my_proc_id);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
return retval;
}
+int PMPI_Testsome(int incount, MPI_Request requests[], int* outcount, int* indices, MPI_Status status[])
+{
+ int retval = 0;
+
+ smpi_bench_end();
+ if (outcount == nullptr) {
+ retval = MPI_ERR_ARG;
+ } else {
+ int my_proc_id = simgrid::s4u::this_actor::get_pid();
+ TRACE_smpi_comm_in(my_proc_id, __func__, new simgrid::instr::NoOpTIData("testsome"));
+ *outcount = simgrid::smpi::Request::testsome(incount, requests, indices, status);
+ TRACE_smpi_comm_out(my_proc_id);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin();
+ return retval;
+}
+
int PMPI_Probe(int source, int tag, MPI_Comm comm, MPI_Status* status) {
int retval = 0;
smpi_bench_end();
- if (status == nullptr) {
- retval = MPI_ERR_ARG;
- } else if (comm == MPI_COMM_NULL) {
+ if (comm == MPI_COMM_NULL) {
retval = MPI_ERR_COMM;
} else if (source == MPI_PROC_NULL) {
- simgrid::smpi::Status::empty(status);
- status->MPI_SOURCE = MPI_PROC_NULL;
+ if (status != MPI_STATUS_IGNORE){
+ simgrid::smpi::Status::empty(status);
+ status->MPI_SOURCE = MPI_PROC_NULL;
+ }
retval = MPI_SUCCESS;
} else {
simgrid::smpi::Request::probe(source, tag, comm, status);
retval = MPI_ERR_COMM;
} else if (source == MPI_PROC_NULL) {
*flag=true;
- simgrid::smpi::Status::empty(status);
- status->MPI_SOURCE = MPI_PROC_NULL;
+ if (status != MPI_STATUS_IGNORE){
+ simgrid::smpi::Status::empty(status);
+ status->MPI_SOURCE = MPI_PROC_NULL;
+ }
retval = MPI_SUCCESS;
} else {
simgrid::smpi::Request::iprobe(source, tag, comm, flag, status);
return retval;
}
+// TODO: cheinrich: Move declaration to other file? Rename this function - it's used for PMPI_Wait*?
+static void trace_smpi_recv_helper(MPI_Request* request, MPI_Status* status);
+static void trace_smpi_recv_helper(MPI_Request* request, MPI_Status* status)
+{
+ MPI_Request req = *request;
+ if (req != MPI_REQUEST_NULL) { // Received requests become null
+ int src_traced = req->src();
+ // the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
+ int dst_traced = req->dst();
+ if (req->flags() & MPI_REQ_RECV) { // Is this request a wait for RECV?
+ if (src_traced == MPI_ANY_SOURCE)
+ src_traced = (status != MPI_STATUS_IGNORE) ? req->comm()->group()->rank(status->MPI_SOURCE) : req->src();
+ TRACE_smpi_recv(src_traced, dst_traced, req->tag());
+ }
+ }
+}
+
int PMPI_Wait(MPI_Request * request, MPI_Status * status)
{
int retval = 0;
} else if (*request == MPI_REQUEST_NULL) {
retval = MPI_SUCCESS;
} else {
- int rank = (*request)->comm() != MPI_COMM_NULL ? smpi_process()->index() : -1;
-
- int src_traced = (*request)->src();
- int dst_traced = (*request)->dst();
- int tag_traced= (*request)->tag();
- MPI_Comm comm = (*request)->comm();
- int is_wait_for_receive = ((*request)->flags() & RECV);
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_WAIT;
- TRACE_smpi_ptp_in(rank, __FUNCTION__, extra);
+ //for tracing, save the handle which might get overriden before we can use the helper on it
+ MPI_Request savedreq = *request;
+ if (savedreq != MPI_REQUEST_NULL && not(savedreq->flags() & MPI_REQ_FINISHED))
+ savedreq->ref();//don't erase te handle in Request::wait, we'll need it later
+ else
+ savedreq = MPI_REQUEST_NULL;
+
+ int my_proc_id = (*request)->comm() != MPI_COMM_NULL
+ ? simgrid::s4u::this_actor::get_pid()
+ : -1; // TODO: cheinrich: Check if this correct or if it should be MPI_UNDEFINED
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::WaitTIData((*request)->src(), (*request)->dst(), (*request)->tag()));
simgrid::smpi::Request::wait(request, status);
retval = MPI_SUCCESS;
//the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
- TRACE_smpi_ptp_out(rank);
- if (is_wait_for_receive) {
- if(src_traced==MPI_ANY_SOURCE)
- src_traced = (status != MPI_STATUS_IGNORE) ? comm->group()->rank(status->MPI_SOURCE) : src_traced;
- TRACE_smpi_recv(src_traced, dst_traced, tag_traced);
- }
+ TRACE_smpi_comm_out(my_proc_id);
+ trace_smpi_recv_helper(&savedreq, status);
+ if (savedreq != MPI_REQUEST_NULL)
+ simgrid::smpi::Request::unref(&savedreq);
}
smpi_bench_begin();
return MPI_SUCCESS;
smpi_bench_end();
- //save requests information for tracing
- struct savedvalstype {
- int src;
- int dst;
- int recv;
- int tag;
- MPI_Comm comm;
- };
- savedvalstype* savedvals = xbt_new0(savedvalstype, count);
-
- for (int i = 0; i < count; i++) {
- MPI_Request req = requests[i]; //already received requests are no longer valid
- if (req) {
- savedvals[i]=(savedvalstype){req->src(), req->dst(), (req->flags() & RECV), req->tag(), req->comm()};
- }
+ //for tracing, save the handles which might get overriden before we can use the helper on it
+ std::vector<MPI_Request> savedreqs(requests, requests + count);
+ for (MPI_Request& req : savedreqs) {
+ if (req != MPI_REQUEST_NULL && not(req->flags() & MPI_REQ_FINISHED))
+ req->ref();
+ else
+ req = MPI_REQUEST_NULL;
}
- int rank_traced = smpi_process()->index();
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_WAITANY;
- extra->send_size=count;
- TRACE_smpi_ptp_in(rank_traced, __FUNCTION__,extra);
+
+ int rank_traced = simgrid::s4u::this_actor::get_pid(); // FIXME: In PMPI_Wait, we check if the comm is null?
+ TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("waitAny", static_cast<double>(count)));
*index = simgrid::smpi::Request::waitany(count, requests, status);
if(*index!=MPI_UNDEFINED){
- int src_traced = savedvals[*index].src;
- //the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
- int dst_traced = savedvals[*index].dst;
- int is_wait_for_receive = savedvals[*index].recv;
- if (is_wait_for_receive) {
- if(savedvals[*index].src==MPI_ANY_SOURCE)
- src_traced = (status != MPI_STATUSES_IGNORE) ? savedvals[*index].comm->group()->rank(status->MPI_SOURCE)
- : savedvals[*index].src;
- TRACE_smpi_recv(src_traced, dst_traced, savedvals[*index].tag);
- }
- TRACE_smpi_ptp_out(rank_traced);
+ trace_smpi_recv_helper(&savedreqs[*index], status);
+ TRACE_smpi_comm_out(rank_traced);
}
- xbt_free(savedvals);
+
+ for (MPI_Request& req : savedreqs)
+ if (req != MPI_REQUEST_NULL)
+ simgrid::smpi::Request::unref(&req);
smpi_bench_begin();
return MPI_SUCCESS;
int PMPI_Waitall(int count, MPI_Request requests[], MPI_Status status[])
{
smpi_bench_end();
- //save information from requests
- struct savedvalstype {
- int src;
- int dst;
- int recv;
- int tag;
- int valid;
- MPI_Comm comm;
- };
- savedvalstype* savedvals=xbt_new0(savedvalstype, count);
- for (int i = 0; i < count; i++) {
- MPI_Request req = requests[i];
- if(req!=MPI_REQUEST_NULL){
- savedvals[i]=(savedvalstype){req->src(), req->dst(), (req->flags() & RECV), req->tag(), 1, req->comm()};
- }else{
- savedvals[i].valid=0;
- }
+ //for tracing, save the handles which might get overriden before we can use the helper on it
+ std::vector<MPI_Request> savedreqs(requests, requests + count);
+ for (MPI_Request& req : savedreqs) {
+ if (req != MPI_REQUEST_NULL && not(req->flags() & MPI_REQ_FINISHED))
+ req->ref();
+ else
+ req = MPI_REQUEST_NULL;
}
- int rank_traced = smpi_process()->index();
- instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
- extra->type = TRACING_WAITALL;
- extra->send_size=count;
- TRACE_smpi_ptp_in(rank_traced, __FUNCTION__,extra);
+
+ int rank_traced = simgrid::s4u::this_actor::get_pid(); // FIXME: In PMPI_Wait, we check if the comm is null?
+ TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("waitall", static_cast<double>(count)));
int retval = simgrid::smpi::Request::waitall(count, requests, status);
for (int i = 0; i < count; i++) {
- if(savedvals[i].valid){
- // the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
- int src_traced = savedvals[i].src;
- int dst_traced = savedvals[i].dst;
- int is_wait_for_receive = savedvals[i].recv;
- if (is_wait_for_receive) {
- if(src_traced==MPI_ANY_SOURCE)
- src_traced = (status != MPI_STATUSES_IGNORE) ? savedvals[i].comm->group()->rank(status[i].MPI_SOURCE)
- : savedvals[i].src;
- TRACE_smpi_recv(src_traced, dst_traced,savedvals[i].tag);
- }
- }
+ trace_smpi_recv_helper(&savedreqs[i], status!=MPI_STATUSES_IGNORE ? &status[i]: MPI_STATUS_IGNORE);
}
- TRACE_smpi_ptp_out(rank_traced);
- xbt_free(savedvals);
+ TRACE_smpi_comm_out(rank_traced);
+
+ for (MPI_Request& req : savedreqs)
+ if (req != MPI_REQUEST_NULL)
+ simgrid::smpi::Request::unref(&req);
smpi_bench_begin();
return retval;
return retval;
}
-int PMPI_Testsome(int incount, MPI_Request requests[], int* outcount, int* indices, MPI_Status status[])
+int PMPI_Cancel(MPI_Request* request)
{
int retval = 0;
smpi_bench_end();
- if (outcount == nullptr) {
- retval = MPI_ERR_ARG;
+ if (*request == MPI_REQUEST_NULL) {
+ retval = MPI_ERR_REQUEST;
} else {
- *outcount = simgrid::smpi::Request::testsome(incount, requests, indices, status);
- retval = MPI_SUCCESS;
+ (*request)->cancel();
+ retval = MPI_SUCCESS;
}
smpi_bench_begin();
return retval;
}
+int PMPI_Test_cancelled(MPI_Status* status, int* flag){
+ if(status==MPI_STATUS_IGNORE){
+ *flag=0;
+ return MPI_ERR_ARG;
+ }
+ *flag=simgrid::smpi::Status::cancelled(status);
+ return MPI_SUCCESS;
+}
+
MPI_Request PMPI_Request_f2c(MPI_Fint request){
return static_cast<MPI_Request>(simgrid::smpi::Request::f2c(request));
}
MPI_Fint PMPI_Request_c2f(MPI_Request request) {
return request->c2f();
}
-
-}