namespace simgrid {
namespace smpi {
-class Group;
class Comm;
+class Group;
+class Request;
class Topo;
class Win;
+//TODO : rename these
class Cart;
class Graph;
class Dist_Graph;
+
}
}
-typedef simgrid::smpi::Group SMPI_Group;
typedef simgrid::smpi::Comm SMPI_Comm;
+typedef simgrid::smpi::Group SMPI_Group;
+typedef simgrid::smpi::Request SMPI_Request;
typedef simgrid::smpi::Topo SMPI_Topology;
typedef simgrid::smpi::Win SMPI_Win;
typedef simgrid::smpi::Graph SMPI_Graph_topology;
#else
-typedef struct SMPI_Group SMPI_Group;
typedef struct SMPI_Comm SMPI_Comm;
+typedef struct SMPI_Group SMPI_Group;
+typedef struct SMPI_Request SMPI_Request;
typedef struct SMPI_Topology SMPI_Topology;
typedef struct SMPI_Win SMPI_Win;
typedef struct SMPI_Graph_topology SMPI_Graph_topology;
XBT_PUBLIC_DATA( MPI_Comm ) MPI_COMM_WORLD;
#define MPI_COMM_SELF smpi_process_comm_self()
-struct s_smpi_mpi_request;
-typedef struct s_smpi_mpi_request *MPI_Request;
+typedef SMPI_Request *MPI_Request;
#define MPI_REQUEST_NULL ((MPI_Request)NULL)
#define MPI_FORTRAN_REQUEST_NULL -1
if (src == rank)
continue;
recv_offset = src * block_size;
- *(req_ptr++) = smpi_mpi_irecv((char *)recv_buff + recv_offset, recv_count, recv_type, src, tag,
+ *(req_ptr++) = Request::irecv((char *)recv_buff + recv_offset, recv_count, recv_type, src, tag,
comm);
}
dst = i + my_row_base;
if (dst == rank)
continue;
- smpi_mpi_send(send_buff, send_count, send_type, dst, tag, comm);
+ Request::send(send_buff, send_count, send_type, dst, tag, comm);
}
- smpi_mpi_waitall(Y - 1, req, MPI_STATUSES_IGNORE);
+ Request::waitall(Y - 1, req, MPI_STATUSES_IGNORE);
req_ptr = req;
continue;
src_row_base = (src / Y) * Y;
recv_offset = src_row_base * block_size;
- *(req_ptr++) = smpi_mpi_irecv((char *)recv_buff + recv_offset, recv_count * Y, recv_type, src, tag,
+ *(req_ptr++) = Request::irecv((char *)recv_buff + recv_offset, recv_count * Y, recv_type, src, tag,
comm);
}
if (dst == rank)
continue;
send_offset = my_row_base * block_size;
- smpi_mpi_send((char *)recv_buff + send_offset, send_count * Y, send_type, dst, tag,
+ Request::send((char *)recv_buff + send_offset, send_count * Y, send_type, dst, tag,
comm);
}
- smpi_mpi_waitall(X - 1, req, MPI_STATUSES_IGNORE);
+ Request::waitall(X - 1, req, MPI_STATUSES_IGNORE);
free(req);
if (src == rank)
continue;
recv_offset = src * block_size;
- *(req_ptr++) = smpi_mpi_irecv((char *)recv_buff + recv_offset, send_count, recv_type, src, tag,
+ *(req_ptr++) = Request::irecv((char *)recv_buff + recv_offset, send_count, recv_type, src, tag,
comm);
}
dst = i + my_row_base;
if (dst == rank)
continue;
- smpi_mpi_send(send_buff, send_count, send_type, dst, tag, comm);
+ Request::send(send_buff, send_count, send_type, dst, tag, comm);
}
- smpi_mpi_waitall(Y - 1, req, MPI_STATUSES_IGNORE);
+ Request::waitall(Y - 1, req, MPI_STATUSES_IGNORE);
req_ptr = req;
// do colwise comm, it does not matter here if i*X or i *Y since X == Y
src_row_base = (src / X) * X;
recv_offset = src_row_base * block_size;
- *(req_ptr++) = smpi_mpi_irecv((char *)recv_buff + recv_offset, recv_count * Y, recv_type, src, tag,
+ *(req_ptr++) = Request::irecv((char *)recv_buff + recv_offset, recv_count * Y, recv_type, src, tag,
comm);
}
dst = (i * Y + my_col_base);
if (dst == rank)
continue;
- smpi_mpi_send((char *)recv_buff + send_offset, send_count * Y, send_type, dst, tag,
+ Request::send((char *)recv_buff + send_offset, send_count * Y, send_type, dst, tag,
comm);
}
- smpi_mpi_waitall(X - 1, req, MPI_STATUSES_IGNORE);
+ Request::waitall(X - 1, req, MPI_STATUSES_IGNORE);
req_ptr = req;
for (i = 1; i < Z; i++) {
recv_offset = (src_z_base * block_size);
- *(req_ptr++) = smpi_mpi_irecv((char *)recv_buff + recv_offset, recv_count * two_dsize, recv_type,
+ *(req_ptr++) = Request::irecv((char *)recv_buff + recv_offset, recv_count * two_dsize, recv_type,
src, tag, comm);
}
for (i = 1; i < Z; i++) {
dst = (rank + i * two_dsize) % num_procs;
send_offset = my_z_base * block_size;
- smpi_mpi_send((char *)recv_buff + send_offset, send_count * two_dsize, send_type,
+ Request::send((char *)recv_buff + send_offset, send_count * two_dsize, send_type,
dst, tag, comm);
}
- smpi_mpi_waitall(Z - 1, req, MPI_STATUSES_IGNORE);
+ Request::waitall(Z - 1, req, MPI_STATUSES_IGNORE);
free(req);
//copy a single segment from sbuf to rbuf
send_offset = rank * scount * sextent;
- smpi_mpi_sendrecv(sbuf, scount, stype, rank, tag,
+ Request::sendrecv(sbuf, scount, stype, rank, tag,
(char *)rbuf + send_offset, rcount, rtype, rank, tag, comm, &status);
//post all irecv first
for (i = 0; i < size - 1; i++) {
recv_offset = ((rank - i - 1 + size) % size) * increment;
- rrequest_array[i] = smpi_mpi_irecv((char *)rbuf + recv_offset, rcount, rtype, from, tag + i, comm);
+ rrequest_array[i] = Request::irecv((char *)rbuf + recv_offset, rcount, rtype, from, tag + i, comm);
}
for (i = 0; i < size - 1; i++) {
send_offset = ((rank - i + size) % size) * increment;
- srequest_array[i] = smpi_mpi_isend((char *)rbuf + send_offset, scount, stype, to, tag + i, comm);
- smpi_mpi_wait(&rrequest_array[i], &status);
- smpi_mpi_wait(&srequest_array[i], &status2);
+ srequest_array[i] = Request::isend((char *)rbuf + send_offset, scount, stype, to, tag + i, comm);
+ Request::wait(&rrequest_array[i], &status);
+ Request::wait(&srequest_array[i], &status2);
}
free(rrequest_array);
//copy a single segment from sbuf to rbuf
send_offset = rank * scount * sextent;
- smpi_mpi_sendrecv(sbuf, scount, stype, rank, tag,
+ Request::sendrecv(sbuf, scount, stype, rank, tag,
(char *)rbuf + send_offset, rcount, rtype, rank, tag,
comm, &status);
for (i = 0; i < size - 1; i++) {
send_offset = ((rank - i + size) % size) * increment;
recv_offset = ((rank - i - 1 + size) % size) * increment;
- smpi_mpi_sendrecv((char *) rbuf + send_offset, scount, stype, to, tag + i,
+ Request::sendrecv((char *) rbuf + send_offset, scount, stype, to, tag + i,
(char *) rbuf + recv_offset, rcount, rtype, from, tag + i,
comm, &status);
}
}
//copy corresponding message from sbuf to rbuf
recv_offset = rank * rextent * rcount;
- smpi_mpi_sendrecv(sbuf, scount, stype, rank, tag,
+ Request::sendrecv(sbuf, scount, stype, rank, tag,
((char *) rbuf + recv_offset), rcount, rtype, rank, tag, comm,
MPI_STATUS_IGNORE);
(num_core_in_current_smp);
recv_offset = src * rextent * rcount;
- smpi_mpi_sendrecv(sbuf, scount, stype, dst, tag,
+ Request::sendrecv(sbuf, scount, stype, dst, tag,
((char *) rbuf + recv_offset), rcount, rtype, src, tag, comm,
MPI_STATUS_IGNORE);
recv_offset =
((inter_rank - i - 1 +
inter_comm_size) % inter_comm_size) * num_core * sextent * scount;
- rrequest_array[i] = smpi_mpi_irecv((char *)rbuf + recv_offset, rcount * num_core,
+ rrequest_array[i] = Request::irecv((char *)rbuf + recv_offset, rcount * num_core,
rtype, src, tag + i, comm);
}
send_offset =
((inter_rank +
inter_comm_size) % inter_comm_size) * num_core * sextent * scount;
- srequest_array[0] = smpi_mpi_isend((char *)rbuf + send_offset, scount * num_core,
+ srequest_array[0] = Request::isend((char *)rbuf + send_offset, scount * num_core,
stype, dst, tag, comm);
// loop : recv-inter , send-inter, send-intra (linear-bcast)
recv_offset =
((inter_rank - i - 1 +
inter_comm_size) % inter_comm_size) * num_core * sextent * scount;
- smpi_mpi_wait(&rrequest_array[i], MPI_STATUS_IGNORE);
- srequest_array[i + 1] = smpi_mpi_isend((char *)rbuf + recv_offset, scount * num_core,
+ Request::wait(&rrequest_array[i], MPI_STATUS_IGNORE);
+ srequest_array[i + 1] = Request::isend((char *)rbuf + recv_offset, scount * num_core,
stype, dst, tag + i + 1, comm);
if (num_core_in_current_smp > 1) {
- smpi_mpi_send((char *)rbuf + recv_offset, scount * num_core,
+ Request::send((char *)rbuf + recv_offset, scount * num_core,
stype, (rank + 1), tag + i + 1, comm);
}
}
inter_comm_size) % inter_comm_size) * num_core * sextent * scount;
//recv_offset = ((inter_rank + 1) % inter_comm_size) * num_core * sextent * scount;
//i=inter_comm_size-2;
- smpi_mpi_wait(&rrequest_array[i], MPI_STATUS_IGNORE);
+ Request::wait(&rrequest_array[i], MPI_STATUS_IGNORE);
if (num_core_in_current_smp > 1) {
- smpi_mpi_send((char *)rbuf + recv_offset, scount * num_core,
+ Request::send((char *)rbuf + recv_offset, scount * num_core,
stype, (rank + 1), tag + i + 1, comm);
}
- smpi_mpi_waitall(inter_comm_size - 1, srequest_array, MPI_STATUSES_IGNORE);
+ Request::waitall(inter_comm_size - 1, srequest_array, MPI_STATUSES_IGNORE);
xbt_free(rrequest_array);
xbt_free(srequest_array);
}
recv_offset =
((inter_rank - i - 1 +
inter_comm_size) % inter_comm_size) * num_core * sextent * scount;
- smpi_mpi_recv((char *) rbuf + recv_offset, (rcount * num_core), rtype,
+ Request::recv((char *) rbuf + recv_offset, (rcount * num_core), rtype,
rank - 1, tag + i + 1, comm, MPI_STATUS_IGNORE);
}
}
recv_offset =
((inter_rank - i - 1 +
inter_comm_size) % inter_comm_size) * num_core * sextent * scount;
- smpi_mpi_recv((char *) rbuf + recv_offset, (rcount * num_core), rtype,
+ Request::recv((char *) rbuf + recv_offset, (rcount * num_core), rtype,
rank - 1, tag + i + 1, comm, MPI_STATUS_IGNORE);
- smpi_mpi_send((char *) rbuf + recv_offset, (scount * num_core), stype,
+ Request::send((char *) rbuf + recv_offset, (scount * num_core), stype,
(rank + 1), tag + i + 1, comm);
}
}
src = (rank + pof2) % num_procs;
dst = (rank - pof2 + num_procs) % num_procs;
- smpi_mpi_sendrecv(tmp_buff, count, recv_type, dst, tag,
+ Request::sendrecv(tmp_buff, count, recv_type, dst, tag,
tmp_buff + count * recv_extent, count, recv_type,
src, tag, comm, &status);
count *= 2;
src = (rank + pof2) % num_procs;
dst = (rank - pof2 + num_procs) % num_procs;
- smpi_mpi_sendrecv(tmp_buff, remainder * recv_count, recv_type, dst, tag,
+ Request::sendrecv(tmp_buff, remainder * recv_count, recv_type, dst, tag,
tmp_buff + count * recv_extent, remainder * recv_count,
recv_type, src, tag, comm, &status);
}
- smpi_mpi_sendrecv(tmp_buff, (num_procs - rank) * recv_count, recv_type, rank,
+ Request::sendrecv(tmp_buff, (num_procs - rank) * recv_count, recv_type, rank,
tag, recv_ptr + rank * recv_count * recv_extent,
(num_procs - rank) * recv_count, recv_type, rank, tag, comm,
&status);
if (rank)
- smpi_mpi_sendrecv(tmp_buff + (num_procs - rank) * recv_count * recv_extent,
+ Request::sendrecv(tmp_buff + (num_procs - rank) * recv_count * recv_extent,
rank * recv_count, recv_type, rank, tag, recv_ptr,
rank * recv_count, recv_type, rank, tag, comm, &status);
smpi_free_tmp_buffer(tmp_buff);
//copy corresponding message from sbuf to rbuf
recv_offset = rank * rextent * rcount;
- smpi_mpi_sendrecv(sbuf, scount, stype, rank, tag,
+ Request::sendrecv(sbuf, scount, stype, rank, tag,
(char *)rbuf + recv_offset, rcount, rtype, rank, tag, comm, &status);
int dst, src;
if (intra_rank == j) {
if (i != inter_comm_size - 1) {
- inter_rrequest = smpi_mpi_irecv((char *)rbuf + inter_recv_offset, rcount, rtype,
+ inter_rrequest = Request::irecv((char *)rbuf + inter_recv_offset, rcount, rtype,
inter_src, tag, comm);
- inter_srequest_array[inter_srequest_count++] = smpi_mpi_isend((char *)rbuf + inter_send_offset, scount, stype,
+ inter_srequest_array[inter_srequest_count++] = Request::isend((char *)rbuf + inter_send_offset, scount, stype,
inter_dst, tag, comm);
}
}
if (j != intra_rank) {
- rrequest_array[rrequest_count++] = smpi_mpi_irecv((char *)rbuf + recv_offset, rcount, rtype, src, tag, comm);
- srequest_array[srequest_count++] = smpi_mpi_isend((char *)rbuf + send_offset, scount, stype, dst, tag, comm);
+ rrequest_array[rrequest_count++] = Request::irecv((char *)rbuf + recv_offset, rcount, rtype, src, tag, comm);
+ srequest_array[srequest_count++] = Request::isend((char *)rbuf + send_offset, scount, stype, dst, tag, comm);
}
} // intra loop
// wait for inter communication to finish for these rounds (# of round equals num_core)
if (i != inter_comm_size - 1) {
- smpi_mpi_wait(&inter_rrequest, &status);
+ Request::wait(&inter_rrequest, &status);
}
} //inter loop
- smpi_mpi_waitall(rrequest_count, rrequest_array, MPI_STATUSES_IGNORE);
- smpi_mpi_waitall(srequest_count, srequest_array, MPI_STATUSES_IGNORE);
- smpi_mpi_waitall(inter_srequest_count, inter_srequest_array, MPI_STATUSES_IGNORE);
+ Request::waitall(rrequest_count, rrequest_array, MPI_STATUSES_IGNORE);
+ Request::waitall(srequest_count, srequest_array, MPI_STATUSES_IGNORE);
+ Request::waitall(inter_srequest_count, inter_srequest_array, MPI_STATUSES_IGNORE);
return MPI_SUCCESS;
}
tmprecv = (char*)rbuf + neighbor[0] * rcount * rext;
tmpsend = (char*)rbuf + rank * rcount * rext;
/* Sendreceive */
- smpi_mpi_sendrecv(tmpsend, rcount, rdtype, neighbor[0],
+ Request::sendrecv(tmpsend, rcount, rdtype, neighbor[0],
COLL_TAG_ALLGATHER,
tmprecv, rcount, rdtype, neighbor[0],
COLL_TAG_ALLGATHER,
tmpsend = (char*)rbuf + send_data_from * rcount * rext;
/* Sendreceive */
- smpi_mpi_sendrecv(tmpsend, 2 * rcount, rdtype,
+ Request::sendrecv(tmpsend, 2 * rcount, rdtype,
neighbor[i_parity],
COLL_TAG_ALLGATHER,
tmprecv, 2 * rcount, rdtype,
extent = smpi_datatype_get_extent(send_type);
// local send/recv
- smpi_mpi_sendrecv(send_ptr, send_count, send_type, rank, tag,
+ Request::sendrecv(send_ptr, send_count, send_type, rank, tag,
recv_ptr + rank * recv_count * extent,
recv_count, recv_type, rank, tag, comm, &status);
for (i = 1; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr, send_count, send_type, dst, tag,
+ Request::sendrecv(send_ptr, send_count, send_type, dst, tag,
recv_ptr + src * recv_count * extent, recv_count, recv_type,
src, tag, comm, &status);
}
recv_chunk *= recv_count;
// perform a local copy
- smpi_mpi_sendrecv(send_ptr, send_count, send_type, rank, tag,
+ Request::sendrecv(send_ptr, send_count, send_type, rank, tag,
recv_ptr + rank * recv_chunk, recv_count, recv_type, rank, tag,
comm, &status);
recv_offset = dst_tree_root * recv_chunk;
if (dst < num_procs) {
- smpi_mpi_sendrecv(recv_ptr + send_offset, curr_count, send_type, dst,
+ Request::sendrecv(recv_ptr + send_offset, curr_count, send_type, dst,
tag, recv_ptr + recv_offset, mask * recv_count,
recv_type, dst, tag, comm, &status);
last_recv_count = smpi_mpi_get_count(&status, recv_type);
if ((dst > rank)
&& (rank < tree_root + num_procs_completed)
&& (dst >= tree_root + num_procs_completed)) {
- smpi_mpi_send(recv_ptr + offset, last_recv_count, recv_type, dst,
+ Request::send(recv_ptr + offset, last_recv_count, recv_type, dst,
tag, comm);
/* last_recv_cnt was set in the previous
else if ((dst < rank)
&& (dst < tree_root + num_procs_completed)
&& (rank >= tree_root + num_procs_completed)) {
- smpi_mpi_recv(recv_ptr + offset,
+ Request::recv(recv_ptr + offset,
recv_count * num_procs_completed,
recv_type, dst, tag, comm, &status);
// num_procs_completed is also equal to the no. of processes
//perform a remote copy
dst = base_offset;
- smpi_mpi_sendrecv(sbuf, send_count, send_type, dst, tag,
+ Request::sendrecv(sbuf, send_count, send_type, dst, tag,
(char *)rbuf + base_offset * recv_chunk, recv_count, recv_type, dst, tag,
comm, &status);
// printf("node %d send to %d in phase %d s_offset = %d r_offset = %d count = %d\n",rank,dst,phase, send_base_offset, recv_base_offset, curr_count);
- smpi_mpi_sendrecv((char *)rbuf + send_offset, curr_count, recv_type, dst, tag,
+ Request::sendrecv((char *)rbuf + send_offset, curr_count, recv_type, dst, tag,
(char *)rbuf + recv_offset, curr_count, recv_type, dst, tag,
comm, &status);
extent = smpi_datatype_get_extent(send_type);
// local send/recv
- smpi_mpi_sendrecv(sendptr, send_count, send_type, rank, tag,
+ Request::sendrecv(sendptr, send_count, send_type, rank, tag,
recvptr + rank * recv_count * extent,
recv_count, recv_type, rank, tag, comm, &status);
for (i = 1; i < num_procs; i++) {
src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- smpi_mpi_sendrecv(sendptr, send_count, send_type, dst, tag,
+ Request::sendrecv(sendptr, send_count, send_type, dst, tag,
recvptr + src * recv_count * extent, recv_count, recv_type,
src, tag, comm, &status);
}
}
//INTRA-SMP-ALLGATHER
recv_offset = rank * rextent * rcount;
- smpi_mpi_sendrecv(send_buf, scount, stype, rank, tag,
+ Request::sendrecv(send_buf, scount, stype, rank, tag,
((char *) recv_buf + recv_offset), rcount, rtype, rank, tag,
comm, &status);
for (i = 1; i < num_core_in_current_smp; i++) {
(num_core_in_current_smp);
recv_offset = src * rextent * rcount;
- smpi_mpi_sendrecv(send_buf, scount, stype, dst, tag,
+ Request::sendrecv(send_buf, scount, stype, dst, tag,
((char *) recv_buf + recv_offset), rcount, rtype, src, tag,
comm, &status);
src = ((inter_rank - i + inter_comm_size) % inter_comm_size) * num_core;
//send_offset = (rank * sextent * scount);
recv_offset = (src * sextent * scount);
- // smpi_mpi_sendrecv((recv_buf+send_offset), (scount * num_core), stype, dst, tag,
+ // Request::sendrecv((recv_buf+send_offset), (scount * num_core), stype, dst, tag,
// (recv_buf+recv_offset), (rcount * num_core), rtype, src, tag, comm, &status);
//MPIC_Isend((recv_buf+send_offset), (scount * num_core), stype, dst, tag, comm, req_ptr++);
- *(req_ptr++) = smpi_mpi_irecv(((char *) recv_buf + recv_offset), (rcount * num_core), rtype,
+ *(req_ptr++) = Request::irecv(((char *) recv_buf + recv_offset), (rcount * num_core), rtype,
src, tag, comm);
}
for (i = 1; i < inter_comm_size; i++) {
//src = ((inter_rank-i+inter_comm_size)%inter_comm_size) * num_core;
send_offset = (rank * sextent * scount);
//recv_offset = (src * sextent * scount);
- // smpi_mpi_sendrecv((recv_buf+send_offset), (scount * num_core), stype, dst, tag,
+ // Request::sendrecv((recv_buf+send_offset), (scount * num_core), stype, dst, tag,
// (recv_buf+recv_offset), (rcount * num_core), rtype, src, tag, comm, &status);
- *(req_ptr++) = smpi_mpi_isend(((char *) recv_buf + send_offset), (scount * num_core), stype,
+ *(req_ptr++) = Request::isend(((char *) recv_buf + send_offset), (scount * num_core), stype,
dst, tag, comm);
//MPIC_Irecv((recv_buf+recv_offset), (rcount * num_core), rtype, src, tag, comm, req_ptr++);
}
- smpi_mpi_waitall(num_req, reqs, stat);
+ Request::waitall(num_req, reqs, stat);
free(reqs);
free(stat);
if (intra_rank == 0) {
for (i = 1; i < num_core_in_current_smp; i++) {
//printf("rank = %d, num = %d send to %d\n",rank, num_core_in_current_smp, (rank + i));
- smpi_mpi_send(recv_buf, (scount * comm_size), stype, (rank + i), tag, comm);
+ Request::send(recv_buf, (scount * comm_size), stype, (rank + i), tag, comm);
}
} else {
//printf("rank = %d recv from %d\n",rank, (inter_rank * num_core));
- smpi_mpi_recv(recv_buf, (rcount * comm_size), rtype, (inter_rank * num_core),
+ Request::recv(recv_buf, (rcount * comm_size), rtype, (inter_rank * num_core),
tag, comm, &status);
}
}
req_ptr = reqs;
- smpi_mpi_sendrecv(send_buff, send_count, send_type, rank, tag,
+ Request::sendrecv(send_buff, send_count, send_type, rank, tag,
(char *) recv_buff + rank * recv_count * extent, recv_count,
recv_type, rank, tag, comm, &status);
src = (rank + i) % num_procs;
if (src == rank)
continue;
- *(req_ptr++) = smpi_mpi_irecv(recv_ptr + src * recv_count * extent, recv_count, recv_type,
+ *(req_ptr++) = Request::irecv(recv_ptr + src * recv_count * extent, recv_count, recv_type,
src, tag, comm);
}
dst = (rank + i) % num_procs;
if (dst == rank)
continue;
- *(req_ptr++) = smpi_mpi_isend(send_buff, send_count, send_type, dst, tag, comm);
+ *(req_ptr++) = Request::isend(send_buff, send_count, send_type, dst, tag, comm);
}
- smpi_mpi_waitall(num_reqs, reqs, MPI_STATUSES_IGNORE);
+ Request::waitall(num_reqs, reqs, MPI_STATUSES_IGNORE);
free(reqs);
return MPI_SUCCESS;
for (j=0; j<dst_tree_root; j++)
recv_offset += recvcounts[j];
- smpi_mpi_sendrecv(((char *)tmp_buf + send_offset * recvtype_extent),
+ Request::sendrecv(((char *)tmp_buf + send_offset * recvtype_extent),
curr_cnt, recvtype, dst,
COLL_TAG_ALLGATHERV,
((char *)tmp_buf + recv_offset * recvtype_extent),
offset += recvcounts[j];
offset *= recvtype_extent;
- smpi_mpi_send(((char *)tmp_buf + offset),
+ Request::send(((char *)tmp_buf + offset),
last_recv_cnt,
recvtype, dst,
COLL_TAG_ALLGATHERV, comm);
for (j=0; j<(my_tree_root+mask); j++)
offset += recvcounts[j];
- smpi_mpi_recv(((char *)tmp_buf + offset * recvtype_extent),
+ Request::recv(((char *)tmp_buf + offset * recvtype_extent),
total_count - offset, recvtype,
dst, COLL_TAG_ALLGATHERV,
comm, &status);
* consecutive processes contribute 0 bytes each. */
}
else if (!sendnow) { /* If there's no data to send, just do a recv call */
- smpi_mpi_recv(rbuf, recvnow, recvtype, left, COLL_TAG_ALLGATHERV, comm, &status);
+ Request::recv(rbuf, recvnow, recvtype, left, COLL_TAG_ALLGATHERV, comm, &status);
torecv -= recvnow;
}
else if (!recvnow) { /* If there's no data to receive, just do a send call */
- smpi_mpi_send(sbuf, sendnow, recvtype, right, COLL_TAG_ALLGATHERV, comm);
+ Request::send(sbuf, sendnow, recvtype, right, COLL_TAG_ALLGATHERV, comm);
tosend -= sendnow;
}
else { /* There's data to be sent and received */
- smpi_mpi_sendrecv(sbuf, sendnow, recvtype, right, COLL_TAG_ALLGATHERV,
+ Request::sendrecv(sbuf, sendnow, recvtype, right, COLL_TAG_ALLGATHERV,
rbuf, recvnow, recvtype, left, COLL_TAG_ALLGATHERV,
comm, &status);
tosend -= sendnow;
smpi_datatype_commit(&new_rdtype);
/* Sendreceive */
- smpi_mpi_sendrecv(rbuf, 1, new_sdtype, sendto,
+ Request::sendrecv(rbuf, 1, new_sdtype, sendto,
COLL_TAG_ALLGATHERV,
rbuf, 1, new_rdtype, recvfrom,
COLL_TAG_ALLGATHERV,
*/
tmprecv = (char*)rbuf + rdispls[neighbor[0]] * rext;
tmpsend = (char*)rbuf + rdispls[rank] * rext;
- smpi_mpi_sendrecv(tmpsend, rcounts[rank], rdtype,
+ Request::sendrecv(tmpsend, rcounts[rank], rdtype,
neighbor[0], COLL_TAG_ALLGATHERV,
tmprecv, rcounts[neighbor[0]], rdtype,
neighbor[0], COLL_TAG_ALLGATHERV,
tmpsend = (char*)rbuf;
/* Sendreceive */
- smpi_mpi_sendrecv(tmpsend, 1, new_sdtype, neighbor[i_parity],
+ Request::sendrecv(tmpsend, 1, new_sdtype, neighbor[i_parity],
COLL_TAG_ALLGATHERV,
tmprecv, 1, new_rdtype, neighbor[i_parity],
COLL_TAG_ALLGATHERV,
extent = smpi_datatype_get_extent(send_type);
// local send/recv
- smpi_mpi_sendrecv(send_ptr, send_count, send_type, rank, tag,
+ Request::sendrecv(send_ptr, send_count, send_type, rank, tag,
recv_ptr + recv_disps[rank] * extent,
recv_counts[rank], recv_type, rank, tag, comm, &status);
for (i = 1; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr, send_count, send_type, dst, tag,
+ Request::sendrecv(send_ptr, send_count, send_type, dst, tag,
recv_ptr + recv_disps[src] * extent, recv_counts[src], recv_type,
src, tag, comm, &status);
}
extent = smpi_datatype_get_extent(send_type);
// local send/recv
- smpi_mpi_sendrecv(sendptr, send_count, send_type, rank, tag,
+ Request::sendrecv(sendptr, send_count, send_type, rank, tag,
recvptr + recv_disps[rank] * extent,
recv_counts[rank], recv_type, rank, tag, comm, &status);
src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- smpi_mpi_sendrecv(sendptr, send_count, send_type, dst, tag,
+ Request::sendrecv(sendptr, send_count, send_type, dst, tag,
recvptr + recv_disps[src] * extent, recv_counts[src], recv_type,
src, tag, comm, &status);
}
// copy partial data
send_offset = ((rank - 1 + size) % size) * count * extent;
recv_offset = ((rank - 1 + size) % size) * count * extent;
- smpi_mpi_sendrecv((char *) sbuf + send_offset, count, dtype, rank, tag - 1,
+ Request::sendrecv((char *) sbuf + send_offset, count, dtype, rank, tag - 1,
(char *) rbuf + recv_offset, count, dtype, rank, tag - 1, comm,
&status);
send_offset = ((rank - 1 - i + 2 * size) % size) * count * extent;
recv_offset = ((rank - 2 - i + 2 * size) % size) * count * extent;
// recv_offset = ((rank-i+2*size)%size)*count*extent;
- smpi_mpi_sendrecv((char *) rbuf + send_offset, count, dtype, ((rank + 1) % size),
+ Request::sendrecv((char *) rbuf + send_offset, count, dtype, ((rank + 1) % size),
tag + i, (char *) rbuf + recv_offset, count, dtype,
((rank + size - 1) % size), tag + i, comm, &status);
for (i = 0; i < (size - 1); i++) {
send_offset = ((rank - i + 2 * size) % size) * count * extent;
recv_offset = ((rank - 1 - i + 2 * size) % size) * count * extent;
- smpi_mpi_sendrecv((char *) rbuf + send_offset, count, dtype, ((rank + 1) % size),
+ Request::sendrecv((char *) rbuf + send_offset, count, dtype, ((rank + 1) % size),
tag + i, (char *) rbuf + recv_offset, count, dtype,
((rank + size - 1) % size), tag + i, comm, &status);
}
if (rank < 2 * rem) {
if (rank % 2 == 0) {
/* even */
- smpi_mpi_send(recvbuf, count, datatype, rank + 1,
+ Request::send(recvbuf, count, datatype, rank + 1,
COLL_TAG_ALLREDUCE, comm);
/* temporarily set the rank to -1 so that this
newrank = -1;
} else {
/* odd */
- smpi_mpi_recv(tmp_buf, count, datatype, rank - 1,
+ Request::recv(tmp_buf, count, datatype, rank - 1,
COLL_TAG_ALLREDUCE, comm,
MPI_STATUS_IGNORE);
/* do the reduction on received data. since the
/* Send the most current data, which is in recvbuf. Recv
into tmp_buf */
- smpi_mpi_sendrecv(recvbuf, count, datatype,
+ Request::sendrecv(recvbuf, count, datatype,
dst, COLL_TAG_ALLREDUCE,
tmp_buf, count, datatype, dst,
COLL_TAG_ALLREDUCE, comm,
}
/* Send data from recvbuf. Recv into tmp_buf */
- smpi_mpi_sendrecv((char *) recvbuf +
+ Request::sendrecv((char *) recvbuf +
disps[send_idx] * extent,
send_cnt, datatype,
dst, COLL_TAG_ALLREDUCE,
}
}
- smpi_mpi_sendrecv((char *) recvbuf +
+ Request::sendrecv((char *) recvbuf +
disps[send_idx] * extent,
send_cnt, datatype,
dst, COLL_TAG_ALLREDUCE,
(rank-1), the ranks who didn't participate above. */
if (rank < 2 * rem) {
if (rank % 2) { /* odd */
- smpi_mpi_send(recvbuf, count,
+ Request::send(recvbuf, count,
datatype, rank - 1,
COLL_TAG_ALLREDUCE, comm);
} else { /* even */
- smpi_mpi_recv(recvbuf, count,
+ Request::recv(recvbuf, count,
datatype, rank + 1,
COLL_TAG_ALLREDUCE, comm,
MPI_STATUS_IGNORE);
inbi = 0;
/* Initialize first receive from the neighbor on the left */
- reqs[inbi] = smpi_mpi_irecv(inbuf[inbi], max_segcount, dtype, recv_from,
+ reqs[inbi] = Request::irecv(inbuf[inbi], max_segcount, dtype, recv_from,
666, comm);
/* Send first block (my block) to the neighbor on the right:
- compute my block and phase offset
(phase * early_phase_segcount) :
(phase * late_phase_segcount + split_phase));
tmpsend = ((char*)rbuf) + (block_offset + phase_offset) * extent;
- smpi_mpi_send(tmpsend, phase_count, dtype, send_to,
+ Request::send(tmpsend, phase_count, dtype, send_to,
666, comm);
for (k = 2; k < size; k++) {
inbi = inbi ^ 0x1;
/* Post irecv for the current block */
- reqs[inbi] = smpi_mpi_irecv(inbuf[inbi], max_segcount, dtype, recv_from,
+ reqs[inbi] = Request::irecv(inbuf[inbi], max_segcount, dtype, recv_from,
666, comm);
if (MPI_SUCCESS != ret) { line = __LINE__; goto error_hndl; }
/* Wait on previous block to arrive */
- smpi_mpi_wait(&reqs[inbi ^ 0x1], MPI_STATUS_IGNORE);
+ Request::wait(&reqs[inbi ^ 0x1], MPI_STATUS_IGNORE);
/* Apply operation on previous block: result goes to rbuf
rbuf[prevblock] = inbuf[inbi ^ 0x1] (op) rbuf[prevblock]
tmprecv = ((char*)rbuf) + (block_offset + phase_offset) * extent;
smpi_op_apply(op, inbuf[inbi ^ 0x1], tmprecv, &phase_count, &dtype);
/* send previous block to send_to */
- smpi_mpi_send(tmprecv, phase_count, dtype, send_to,
+ Request::send(tmprecv, phase_count, dtype, send_to,
666, comm);
}
/* Wait on the last block to arrive */
- smpi_mpi_wait(&reqs[inbi], MPI_STATUS_IGNORE);
+ Request::wait(&reqs[inbi], MPI_STATUS_IGNORE);
/* Apply operation on the last block (from neighbor (rank + 1)
tmprecv = (char*)rbuf + recv_block_offset * extent;
tmpsend = (char*)rbuf + send_block_offset * extent;
- smpi_mpi_sendrecv(tmpsend, block_count, dtype, send_to,
+ Request::sendrecv(tmpsend, block_count, dtype, send_to,
666,
tmprecv, early_blockcount, dtype, recv_from,
666,
// even
if (rank % 2 == 0) {
- smpi_mpi_send(rbuff, count, dtype, rank + 1, tag, comm);
+ Request::send(rbuff, count, dtype, rank + 1, tag, comm);
// temporarily set the rank to -1 so that this
// process does not pariticipate in recursive
newrank = -1;
} else // odd
{
- smpi_mpi_recv(tmp_buf, count, dtype, rank - 1, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, rank - 1, tag, comm, &status);
// do the reduction on received data. since the
// ordering is right, it doesn't matter whether
// the operation is commutative or not.
}
// Send data from recvbuf. Recv into tmp_buf
- smpi_mpi_sendrecv((char *) rbuff + disps[send_idx] * extent, send_cnt,
+ Request::sendrecv((char *) rbuff + disps[send_idx] * extent, send_cnt,
dtype, dst, tag,
(char *) tmp_buf + disps[recv_idx] * extent, recv_cnt,
dtype, dst, tag, comm, &status);
recv_cnt += cnts[i];
}
- smpi_mpi_sendrecv((char *) rbuff + disps[send_idx] * extent, send_cnt,
+ Request::sendrecv((char *) rbuff + disps[send_idx] * extent, send_cnt,
dtype, dst, tag,
(char *) rbuff + disps[recv_idx] * extent, recv_cnt,
dtype, dst, tag, comm, &status);
if (rank < 2 * rem) {
if (rank % 2) // odd
- smpi_mpi_send(rbuff, count, dtype, rank - 1, tag, comm);
+ Request::send(rbuff, count, dtype, rank - 1, tag, comm);
else // even
- smpi_mpi_recv(rbuff, count, dtype, rank + 1, tag, comm, &status);
+ Request::recv(rbuff, count, dtype, rank + 1, tag, comm, &status);
}
smpi_free_tmp_buffer(tmp_buf);
else
recv_idx = send_idx + (mask * share);
- smpi_mpi_sendrecv((char *) recv + send_idx * extent, send_cnt, dtype, dst, tag,
+ Request::sendrecv((char *) recv + send_idx * extent, send_cnt, dtype, dst, tag,
tmp_buf, recv_cnt, dtype, dst, tag, comm, &status);
smpi_op_apply(op, tmp_buf, (char *) recv + recv_idx * extent, &recv_cnt,
else
recv_idx = send_idx + (mask * share);
- smpi_mpi_sendrecv((char *) rbuff + send_idx * extent, send_cnt, dtype, dst,
+ Request::sendrecv((char *) rbuff + send_idx * extent, send_cnt, dtype, dst,
tag, tmp_buf, recv_cnt, dtype, dst, tag, comm, &status);
smpi_op_apply(op, tmp_buf, (char *) rbuff + recv_idx * extent, &recv_cnt,
smpi_datatype_extent(dtype, &lb, &extent);
tmp_buf = (void *) smpi_get_tmp_sendbuffer(count * extent);
- smpi_mpi_sendrecv(sbuff, count, dtype, rank, 500,
+ Request::sendrecv(sbuff, count, dtype, rank, 500,
rbuff, count, dtype, rank, 500, comm, &status);
// find nearest power-of-two less than or equal to comm_size
// even
if (rank % 2 == 0) {
- smpi_mpi_send(rbuff, count, dtype, rank + 1, tag, comm);
+ Request::send(rbuff, count, dtype, rank + 1, tag, comm);
// temporarily set the rank to -1 so that this
// process does not pariticipate in recursive
newrank = -1;
} else // odd
{
- smpi_mpi_recv(tmp_buf, count, dtype, rank - 1, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, rank - 1, tag, comm, &status);
// do the reduction on received data. since the
// ordering is right, it doesn't matter whether
// the operation is commutative or not.
// Send the most current data, which is in recvbuf. Recv
// into tmp_buf
- smpi_mpi_sendrecv(rbuff, count, dtype, dst, tag, tmp_buf, count, dtype,
+ Request::sendrecv(rbuff, count, dtype, dst, tag, tmp_buf, count, dtype,
dst, tag, comm, &status);
// tmp_buf contains data received in this step.
smpi_op_apply(op, rbuff, tmp_buf, &count, &dtype);
// copy result back into recvbuf
- smpi_mpi_sendrecv(tmp_buf, count, dtype, rank, tag, rbuff, count,
+ Request::sendrecv(tmp_buf, count, dtype, rank, tag, rbuff, count,
dtype, rank, tag, comm, &status);
}
mask <<= 1;
if (rank < 2 * rem) {
if (rank % 2) // odd
- smpi_mpi_send(rbuff, count, dtype, rank - 1, tag, comm);
+ Request::send(rbuff, count, dtype, rank - 1, tag, comm);
else // even
- smpi_mpi_recv(rbuff, count, dtype, rank + 1, tag, comm, &status);
+ Request::recv(rbuff, count, dtype, rank + 1, tag, comm, &status);
}
smpi_free_tmp_buffer(tmp_buf);
int inter_comm_size = (comm_size + num_core - 1) / num_core;
/* copy input buffer to output buffer */
- smpi_mpi_sendrecv(send_buf, count, dtype, rank, tag,
+ Request::sendrecv(send_buf, count, dtype, rank, tag,
recv_buf, count, dtype, rank, tag, comm, &status);
/* compute pipe length */
src = (inter_rank * num_core) + (intra_rank | mask);
if (src < comm_size) {
recv_offset = phase * pcount * extent;
- smpi_mpi_recv(tmp_buf, pcount, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, pcount, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, (char *)recv_buf + recv_offset, &pcount, &dtype);
}
} else {
send_offset = phase * pcount * extent;
dst = (inter_rank * num_core) + (intra_rank & (~mask));
- smpi_mpi_send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
+ Request::send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
break;
}
mask <<= 1;
src = (inter_rank | mask) * num_core;
if (src < comm_size) {
recv_offset = (phase - 1) * pcount * extent;
- smpi_mpi_recv(tmp_buf, pcount, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, pcount, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, (char *)recv_buf + recv_offset, &pcount, &dtype);
}
} else {
dst = (inter_rank & (~mask)) * num_core;
send_offset = (phase - 1) * pcount * extent;
- smpi_mpi_send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
+ Request::send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
break;
}
mask <<= 1;
if (inter_rank & mask) {
src = (inter_rank - mask) * num_core;
recv_offset = (phase - 2) * pcount * extent;
- smpi_mpi_recv((char *)recv_buf + recv_offset, pcount, dtype, src, tag, comm,
+ Request::recv((char *)recv_buf + recv_offset, pcount, dtype, src, tag, comm,
&status);
break;
}
if (dst < comm_size) {
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
send_offset = (phase - 2) * pcount * extent;
- smpi_mpi_send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
+ Request::send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
}
}
mask >>= 1;
if (intra_rank & mask) {
src = (inter_rank * num_core) + (intra_rank - mask);
recv_offset = (phase - 3) * pcount * extent;
- smpi_mpi_recv((char *)recv_buf + recv_offset, pcount, dtype, src, tag, comm,
+ Request::recv((char *)recv_buf + recv_offset, pcount, dtype, src, tag, comm,
&status);
break;
}
dst = (inter_rank * num_core) + (intra_rank + mask);
if (dst < comm_size) {
send_offset = (phase - 3) * pcount * extent;
- smpi_mpi_send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
+ Request::send((char *)recv_buf + send_offset, pcount, dtype, dst, tag, comm);
}
mask >>= 1;
}
int inter_comm_size = (comm_size + num_core - 1) / num_core;
/* copy input buffer to output buffer */
- smpi_mpi_sendrecv(send_buf, count, dtype, rank, tag,
+ Request::sendrecv(send_buf, count, dtype, rank, tag,
recv_buf, count, dtype, rank, tag, comm, &status);
/* start binomial reduce intra communication inside each SMP node */
if ((mask & intra_rank) == 0) {
src = (inter_rank * num_core) + (intra_rank | mask);
if (src < comm_size) {
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_buf, &count, &dtype);
}
} else {
dst = (inter_rank * num_core) + (intra_rank & (~mask));
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
break;
}
mask <<= 1;
if ((mask & inter_rank) == 0) {
src = (inter_rank | mask) * num_core;
if (src < comm_size) {
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_buf, &count, &dtype);
}
} else {
dst = (inter_rank & (~mask)) * num_core;
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
break;
}
mask <<= 1;
while (mask < inter_comm_size) {
if (inter_rank & mask) {
src = (inter_rank - mask) * num_core;
- smpi_mpi_recv(recv_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(recv_buf, count, dtype, src, tag, comm, &status);
break;
}
mask <<= 1;
if (inter_rank < inter_comm_size) {
dst = (inter_rank + mask) * num_core;
if (dst < comm_size) {
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
}
}
mask >>= 1;
while (mask < num_core_in_current_smp) {
if (intra_rank & mask) {
src = (inter_rank * num_core) + (intra_rank - mask);
- smpi_mpi_recv(recv_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(recv_buf, count, dtype, src, tag, comm, &status);
break;
}
mask <<= 1;
while (mask > 0) {
dst = (inter_rank * num_core) + (intra_rank + mask);
if (dst < comm_size) {
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
}
mask >>= 1;
}
int inter_comm_size = (comm_size + num_core - 1) / num_core;
/* copy input buffer to output buffer */
- smpi_mpi_sendrecv(send_buf, count, dtype, rank, tag,
+ Request::sendrecv(send_buf, count, dtype, rank, tag,
recv_buf, count, dtype, rank, tag, comm, &status);
/* start binomial reduce intra communication inside each SMP node */
if ((mask & intra_rank) == 0) {
src = (inter_rank * num_core) + (intra_rank | mask);
if (src < comm_size) {
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_buf, &count, &dtype);
}
} else {
dst = (inter_rank * num_core) + (intra_rank & (~mask));
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
break;
}
mask <<= 1;
if (inter_rank < 2 * rem) {
if (inter_rank % 2 == 0) {
dst = rank + num_core;
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
newrank = -1;
} else {
src = rank - num_core;
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_buf, &count, &dtype);
newrank = inter_rank / 2;
}
dst *= num_core;
/* exchange data in rdb manner */
- smpi_mpi_sendrecv(recv_buf, count, dtype, dst, tag, tmp_buf, count, dtype,
+ Request::sendrecv(recv_buf, count, dtype, dst, tag, tmp_buf, count, dtype,
dst, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_buf, &count, &dtype);
mask <<= 1;
*/
if (inter_rank < 2 * rem) {
if (inter_rank % 2) {
- smpi_mpi_send(recv_buf, count, dtype, rank - num_core, tag, comm);
+ Request::send(recv_buf, count, dtype, rank - num_core, tag, comm);
} else {
- smpi_mpi_recv(recv_buf, count, dtype, rank + num_core, tag, comm, &status);
+ Request::recv(recv_buf, count, dtype, rank + num_core, tag, comm, &status);
}
}
}
while (mask < num_core_in_current_smp) {
if (intra_rank & mask) {
src = (inter_rank * num_core) + (intra_rank - mask);
- smpi_mpi_recv(recv_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(recv_buf, count, dtype, src, tag, comm, &status);
break;
}
mask <<= 1;
while (mask > 0) {
dst = (inter_rank * num_core) + (intra_rank + mask);
if (dst < comm_size) {
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
}
mask >>= 1;
}
}
- smpi_mpi_sendrecv(send_buf, count, dtype, rank, tag,
+ Request::sendrecv(send_buf, count, dtype, rank, tag,
recv_buf, count, dtype, rank, tag, comm, &status);
src = (inter_rank * num_core) + (intra_rank | mask);
// if (src < ((inter_rank + 1) * num_core)) {
if (src < comm_size) {
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_buf, &count, &dtype);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
}
} else {
dst = (inter_rank * num_core) + (intra_rank & (~mask));
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
break;
}
else
recv_count = curr_size + curr_remainder;
- smpi_mpi_sendrecv((char *) recv_buf + send_offset, send_count, dtype, to,
+ Request::sendrecv((char *) recv_buf + send_offset, send_count, dtype, to,
tag + i, tmp_buf, recv_count, dtype, from, tag + i, comm,
&status);
else
recv_count = curr_size + curr_remainder;
- smpi_mpi_sendrecv((char *) recv_buf + send_offset, send_count, dtype, to,
+ Request::sendrecv((char *) recv_buf + send_offset, send_count, dtype, to,
tag + i, (char *) recv_buf + recv_offset, recv_count, dtype,
from, tag + i, comm, &status);
if ((mask & inter_rank) == 0) {
src = (inter_rank | mask) * num_core;
if (src < comm_size) {
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
(* uop) (tmp_buf, recv_buf, &count, &dtype);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
}
}
else {
dst = (inter_rank & (~mask)) * num_core;
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
break;
}
// if (inter_rank & mask) {
// src = (inter_rank - mask) * num_core;
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
-// smpi_mpi_recv(recv_buf, count, dtype, src, tag, comm, &status);
+// Request::recv(recv_buf, count, dtype, src, tag, comm, &status);
// break;
// }
// mask <<= 1;
// dst = (inter_rank + mask) * num_core;
// if (dst < comm_size) {
// //printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
-// smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+// Request::send(recv_buf, count, dtype, dst, tag, comm);
// }
// }
// mask >>= 1;
if (intra_rank & mask) {
src = (inter_rank * num_core) + (intra_rank - mask);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
- smpi_mpi_recv(recv_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(recv_buf, count, dtype, src, tag, comm, &status);
break;
}
mask <<= 1;
dst = (inter_rank * num_core) + (intra_rank + mask);
if (dst < comm_size) {
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
}
mask >>= 1;
}
int inter_comm_size = (comm_size + num_core - 1) / num_core;
- smpi_mpi_sendrecv(sbuf, count, dtype, rank, tag,
+ Request::sendrecv(sbuf, count, dtype, rank, tag,
rbuf, count, dtype, rank, tag, comm, &status);
// SMP_binomial_reduce
src = (inter_rank * num_core) + (intra_rank | mask);
// if (src < ((inter_rank + 1) * num_core)) {
if (src < comm_size) {
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, rbuf, &count, &dtype);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
}
} else {
dst = (inter_rank * num_core) + (intra_rank & (~mask));
- smpi_mpi_send(rbuf, count, dtype, dst, tag, comm);
+ Request::send(rbuf, count, dtype, dst, tag, comm);
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
break;
}
// if (rank==7)
// printf("node %d send to %d in phase %d s_offset = %d r_offset = %d count = %d\n",rank,dst,phase, send_offset, recv_offset, curr_count);
- smpi_mpi_sendrecv((char *)rbuf + send_offset, curr_count, dtype, (dst * num_core), tag,
+ Request::sendrecv((char *)rbuf + send_offset, curr_count, dtype, (dst * num_core), tag,
tmp_buf, curr_count, dtype, (dst * num_core), tag,
comm, &status);
// if (rank==7)
//printf("node %d send to %d in phase %d s_offset = %d r_offset = %d count = %d\n",rank,dst,phase, send_offset, recv_offset, curr_count);
- smpi_mpi_sendrecv((char *)rbuf + send_offset, curr_count, dtype, (dst * num_core), tag,
+ Request::sendrecv((char *)rbuf + send_offset, curr_count, dtype, (dst * num_core), tag,
(char *)rbuf + recv_offset, curr_count, dtype, (dst * num_core), tag,
comm, &status);
if (intra_rank & mask) {
src = (inter_rank * num_core) + (intra_rank - mask);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
- smpi_mpi_recv(rbuf, count, dtype, src, tag, comm, &status);
+ Request::recv(rbuf, count, dtype, src, tag, comm, &status);
break;
}
mask <<= 1;
dst = (inter_rank * num_core) + (intra_rank + mask);
if (dst < comm_size) {
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
- smpi_mpi_send(rbuf, count, dtype, dst, tag, comm);
+ Request::send(rbuf, count, dtype, dst, tag, comm);
}
mask >>= 1;
}
}
- smpi_mpi_sendrecv(send_buf, count, dtype, rank, tag,
+ Request::sendrecv(send_buf, count, dtype, rank, tag,
recv_buf, count, dtype, rank, tag, comm, &status);
src = (inter_rank * num_core) + (intra_rank | mask);
// if (src < ((inter_rank + 1) * num_core)) {
if (src < comm_size) {
- smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_buf, &count, &dtype);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
}
} else {
dst = (inter_rank * num_core) + (intra_rank & (~mask));
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
break;
}
((inter_rank - 2 - i +
inter_comm_size) % inter_comm_size) * seg_count * extent;
- smpi_mpi_sendrecv((char *) recv_buf + send_offset, seg_count, dtype, to,
+ Request::sendrecv((char *) recv_buf + send_offset, seg_count, dtype, to,
tag + i, tmp_buf, seg_count, dtype, from, tag + i, comm,
&status);
((inter_rank - 1 - i +
inter_comm_size) % inter_comm_size) * seg_count * extent;
- smpi_mpi_sendrecv((char *) recv_buf + send_offset, seg_count, dtype, to,
+ Request::sendrecv((char *) recv_buf + send_offset, seg_count, dtype, to,
tag + i, (char *) recv_buf + recv_offset, seg_count, dtype,
from, tag + i, comm, &status);
// if ((mask & inter_rank) == 0) {
// src = (inter_rank | mask) * num_core;
// if (src < comm_size) {
-// smpi_mpi_recv(tmp_buf, count, dtype, src, tag, comm, &status);
+// Request::recv(tmp_buf, count, dtype, src, tag, comm, &status);
// (* uop) (tmp_buf, recv_buf, &count, &dtype);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
// }
// }
// else {
// dst = (inter_rank & (~mask)) * num_core;
-// smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+// Request::send(recv_buf, count, dtype, dst, tag, comm);
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
// break;
// }
// if (inter_rank & mask) {
// src = (inter_rank - mask) * num_core;
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
-// smpi_mpi_recv(recv_buf, count, dtype, src, tag, comm, &status);
+// Request::recv(recv_buf, count, dtype, src, tag, comm, &status);
// break;
// }
// mask <<= 1;
// dst = (inter_rank + mask) * num_core;
// if (dst < comm_size) {
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
-// smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+// Request::send(recv_buf, count, dtype, dst, tag, comm);
// }
// }
// mask >>= 1;
if (intra_rank & mask) {
src = (inter_rank * num_core) + (intra_rank - mask);
//printf("Node %d recv from node %d when mask is %d\n", rank, src, mask);
- smpi_mpi_recv(recv_buf, count, dtype, src, tag, comm, &status);
+ Request::recv(recv_buf, count, dtype, src, tag, comm, &status);
break;
}
mask <<= 1;
dst = (inter_rank * num_core) + (intra_rank + mask);
if (dst < comm_size) {
//printf("Node %d send to node %d when mask is %d\n", rank, dst, mask);
- smpi_mpi_send(recv_buf, count, dtype, dst, tag, comm);
+ Request::send(recv_buf, count, dtype, dst, tag, comm);
}
mask >>= 1;
}
continue;
recv_offset = (src % Y) * block_size * num_procs;
- *(req_ptr++) = smpi_mpi_irecv(tmp_buff1 + recv_offset, count, recv_type, src, tag, comm);
+ *(req_ptr++) = Request::irecv(tmp_buff1 + recv_offset, count, recv_type, src, tag, comm);
}
for (i = 0; i < Y; i++) {
dst = i + my_row_base;
if (dst == rank)
continue;
- smpi_mpi_send(send_buff, count, send_type, dst, tag, comm);
+ Request::send(send_buff, count, send_type, dst, tag, comm);
}
- smpi_mpi_waitall(Y - 1, reqs, statuses);
+ Request::waitall(Y - 1, reqs, statuses);
req_ptr = reqs;
for (i = 0; i < Y; i++) {
recv_offset = (my_row_base * block_size) + (i * block_size);
if (i + my_row_base == rank)
- smpi_mpi_sendrecv((char *) send_buff + recv_offset, send_count, send_type,
+ Request::sendrecv((char *) send_buff + recv_offset, send_count, send_type,
rank, tag,
(char *) recv_buff + recv_offset, recv_count, recv_type,
rank, tag, comm, &s);
else
- smpi_mpi_sendrecv(tmp_buff1 + send_offset, send_count, send_type,
+ Request::sendrecv(tmp_buff1 + send_offset, send_count, send_type,
rank, tag,
(char *) recv_buff + recv_offset, recv_count, recv_type,
rank, tag, comm, &s);
continue;
src_row_base = (src / Y) * Y;
- *(req_ptr++) = smpi_mpi_irecv((char *) recv_buff + src_row_base * block_size, recv_count * Y,
+ *(req_ptr++) = Request::irecv((char *) recv_buff + src_row_base * block_size, recv_count * Y,
recv_type, src, tag, comm);
}
send_offset = (dst + j * num_procs) * block_size;
if (j + my_row_base == rank)
- smpi_mpi_sendrecv((char *) send_buff + dst * block_size, send_count,
+ Request::sendrecv((char *) send_buff + dst * block_size, send_count,
send_type, rank, tag, tmp_buff2 + recv_offset, recv_count,
recv_type, rank, tag, comm, &s);
else
- smpi_mpi_sendrecv(tmp_buff1 + send_offset, send_count, send_type,
+ Request::sendrecv(tmp_buff1 + send_offset, send_count, send_type,
rank, tag,
tmp_buff2 + recv_offset, recv_count, recv_type,
rank, tag, comm, &s);
recv_offset += block_size;
}
- smpi_mpi_send(tmp_buff2, send_count * Y, send_type, dst, tag, comm);
+ Request::send(tmp_buff2, send_count * Y, send_type, dst, tag, comm);
}
- smpi_mpi_waitall(X - 1, reqs, statuses);
+ Request::waitall(X - 1, reqs, statuses);
free(reqs);
free(statuses);
smpi_free_tmp_buffer(tmp_buff1);
recv_offset = (rank % two_dsize) * block_size * num_procs;
- smpi_mpi_sendrecv(send_buff, send_count * num_procs, send_type, rank, tag,
+ Request::sendrecv(send_buff, send_count * num_procs, send_type, rank, tag,
tmp_buff1 + recv_offset, num_procs * recv_count,
recv_type, rank, tag, comm, &status);
if (src == rank)
continue;
recv_offset = (src % two_dsize) * block_size * num_procs;
- *(req_ptr++) = smpi_mpi_irecv(tmp_buff1 + recv_offset, count, recv_type, src, tag, comm);
+ *(req_ptr++) = Request::irecv(tmp_buff1 + recv_offset, count, recv_type, src, tag, comm);
}
for (i = 0; i < Y; i++) {
dst = i + my_row_base;
if (dst == rank)
continue;
- smpi_mpi_send(send_buff, count, send_type, dst, tag, comm);
+ Request::send(send_buff, count, send_type, dst, tag, comm);
}
- smpi_mpi_waitall(Y - 1, reqs, statuses);
+ Request::waitall(Y - 1, reqs, statuses);
req_ptr = reqs;
src_row_base = (src / X) * X;
recv_offset = (src_row_base % two_dsize) * block_size * num_procs;
- *(req_ptr++) = smpi_mpi_irecv(tmp_buff1 + recv_offset, recv_count * num_procs * Y,
+ *(req_ptr++) = Request::irecv(tmp_buff1 + recv_offset, recv_count * num_procs * Y,
recv_type, src, tag, comm);
}
dst = (i * Y + my_col_base);
if (dst == rank)
continue;
- smpi_mpi_send(tmp_buff1 + send_offset, send_count * num_procs * Y, send_type,
+ Request::send(tmp_buff1 + send_offset, send_count * num_procs * Y, send_type,
dst, tag, comm);
}
- smpi_mpi_waitall(X - 1, reqs, statuses);
+ Request::waitall(X - 1, reqs, statuses);
req_ptr = reqs;
for (i = 0; i < two_dsize; i++) {
send_offset = (rank * block_size) + (i * block_size * num_procs);
recv_offset = (my_z_base * block_size) + (i * block_size);
- smpi_mpi_sendrecv(tmp_buff1 + send_offset, send_count, send_type, rank, tag,
+ Request::sendrecv(tmp_buff1 + send_offset, send_count, send_type, rank, tag,
(char *) recv_buff + recv_offset, recv_count, recv_type,
rank, tag, comm, &status);
}
recv_offset = (src_z_base * block_size);
- *(req_ptr++) = smpi_mpi_irecv((char *) recv_buff + recv_offset, recv_count * two_dsize,
+ *(req_ptr++) = Request::irecv((char *) recv_buff + recv_offset, recv_count * two_dsize,
recv_type, src, tag, comm);
}
recv_offset = 0;
for (j = 0; j < two_dsize; j++) {
send_offset = (dst + j * num_procs) * block_size;
- smpi_mpi_sendrecv(tmp_buff1 + send_offset, send_count, send_type,
+ Request::sendrecv(tmp_buff1 + send_offset, send_count, send_type,
rank, tag, tmp_buff2 + recv_offset, recv_count,
recv_type, rank, tag, comm, &status);
recv_offset += block_size;
}
- smpi_mpi_send(tmp_buff2, send_count * two_dsize, send_type, dst, tag, comm);
+ Request::send(tmp_buff2, send_count * two_dsize, send_type, dst, tag, comm);
}
- smpi_mpi_waitall(Z - 1, reqs, statuses);
+ Request::waitall(Z - 1, reqs, statuses);
free(reqs);
free(statuses);
disps = (int *) xbt_malloc(sizeof(int) * num_procs);
blocks_length = (int *) xbt_malloc(sizeof(int) * num_procs);
- smpi_mpi_sendrecv(send_ptr + rank * send_count * extent,
+ Request::sendrecv(send_ptr + rank * send_count * extent,
(num_procs - rank) * send_count, send_type, rank, tag,
recv_ptr, (num_procs - rank) * recv_count, recv_type, rank,
tag, comm, &status);
- smpi_mpi_sendrecv(send_ptr, rank * send_count, send_type, rank, tag,
+ Request::sendrecv(send_ptr, rank * send_count, send_type, rank, tag,
recv_ptr + (num_procs - rank) * recv_count * extent,
rank * recv_count, recv_type, rank, tag, comm, &status);
position = 0;
MPI_Pack(recv_buff, 1, new_type, tmp_buff, pack_size, &position, comm);
- smpi_mpi_sendrecv(tmp_buff, position, MPI_PACKED, dst, tag, recv_buff, 1,
+ Request::sendrecv(tmp_buff, position, MPI_PACKED, dst, tag, recv_buff, 1,
new_type, src, tag, comm, &status);
smpi_datatype_unuse(new_type);
free(disps);
free(blocks_length);
- smpi_mpi_sendrecv(recv_ptr + (rank + 1) * recv_count * extent,
+ Request::sendrecv(recv_ptr + (rank + 1) * recv_count * extent,
(num_procs - rank - 1) * recv_count, send_type,
rank, tag, tmp_buff, (num_procs - rank - 1) * recv_count,
recv_type, rank, tag, comm, &status);
- smpi_mpi_sendrecv(recv_ptr, (rank + 1) * recv_count, send_type, rank, tag,
+ Request::sendrecv(recv_ptr, (rank + 1) * recv_count, send_type, rank, tag,
tmp_buff + (num_procs - rank - 1) * recv_count * extent,
(rank + 1) * recv_count, recv_type, rank, tag, comm, &status);
for (i = 0; i < num_procs; i++)
- smpi_mpi_sendrecv(tmp_buff + i * recv_count * extent, recv_count, send_type,
+ Request::sendrecv(tmp_buff + i * recv_count * extent, recv_count, send_type,
rank, tag,
recv_ptr + (num_procs - i - 1) * recv_count * extent,
recv_count, recv_type, rank, tag, comm, &status);
/* do the communication -- post ss sends and receives: */
for ( i=0; i<ss; i++ ) {
dst = (rank+i+ii) % comm_size;
- reqarray[i]=smpi_mpi_irecv((char *)recvbuf +
+ reqarray[i]=Request::irecv((char *)recvbuf +
dst*recvcount*recvtype_extent,
recvcount, recvtype, dst,
COLL_TAG_ALLTOALL, comm);
}
for ( i=0; i<ss; i++ ) {
dst = (rank-i-ii+comm_size) % comm_size;
- reqarray[i+ss]=smpi_mpi_isend((char *)sendbuf +
+ reqarray[i+ss]=Request::isend((char *)sendbuf +
dst*sendcount*sendtype_extent,
sendcount, sendtype, dst,
COLL_TAG_ALLTOALL, comm);
}
/* ... then wait for them to finish: */
- smpi_mpi_waitall(2*ss,reqarray,starray);
+ Request::waitall(2*ss,reqarray,starray);
/* --BEGIN ERROR HANDLING-- */
send_chunk *= send_count;
recv_chunk *= recv_count;
- smpi_mpi_sendrecv(send_ptr + rank * send_chunk, send_count, send_type, rank, tag,
+ Request::sendrecv(send_ptr + rank * send_chunk, send_count, send_type, rank, tag,
recv_ptr + rank * recv_chunk, recv_count, recv_type, rank, tag,
comm, &s);
for (i = 1; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type,
dst, tag, recv_ptr + src * recv_chunk, recv_count,
recv_type, src, tag, comm, &s);
if ((i + 1) < num_procs) {
next_partner = rank ^ (i + 1);
- smpi_mpi_sendrecv(&send_sync, 1, MPI_CHAR, next_partner, tag,
+ Request::sendrecv(&send_sync, 1, MPI_CHAR, next_partner, tag,
&recv_sync, 1, MPI_CHAR, next_partner, tag, comm, &s);
}
}
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
mpi_coll_barrier_fun(comm);
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
tag, recv_ptr + src * recv_chunk, recv_count, recv_type,
src, tag, comm, &s);
}
mpi_coll_barrier_fun(comm);
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
tag, recv_ptr + src * recv_chunk, recv_count, recv_type,
src, tag, comm, &s);
}
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst, tag,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst, tag,
recv_ptr + src * recv_chunk, recv_count, recv_type, src, tag,
comm, &s);
}
curr_size = send_count * num_procs;
- smpi_mpi_sendrecv(send_ptr, curr_size, send_type, rank, tag,
+ Request::sendrecv(send_ptr, curr_size, send_type, rank, tag,
tmp_buff + (rank * recv_increment),
curr_size, recv_type, rank, tag, comm, &status);
recv_offset = dst_tree_root * recv_increment;
if (dst < num_procs) {
- smpi_mpi_sendrecv(tmp_buff + send_offset, curr_size, send_type, dst, tag,
+ Request::sendrecv(tmp_buff + send_offset, curr_size, send_type, dst, tag,
tmp_buff + recv_offset, mask * recv_count * num_procs,
recv_type, dst, tag, comm, &status);
if ((dst > rank)
&& (rank < tree_root + num_procs_completed)
&& (dst >= tree_root + num_procs_completed)) {
- smpi_mpi_send(tmp_buff + dst_tree_root * send_increment,
+ Request::send(tmp_buff + dst_tree_root * send_increment,
last_recv_count, send_type, dst, tag, comm);
}
else if ((dst < rank)
&& (dst < tree_root + num_procs_completed)
&& (rank >= tree_root + num_procs_completed)) {
- smpi_mpi_recv(tmp_buff + dst_tree_root * send_increment,
+ Request::recv(tmp_buff + dst_tree_root * send_increment,
mask * num_procs * send_count, send_type, dst,
tag, comm, &status);
}
for (i = 0; i < num_procs; i++)
- smpi_mpi_sendrecv(tmp_buff + (rank + i * num_procs) * send_count * extent,
+ Request::sendrecv(tmp_buff + (rank + i * num_procs) * send_count * extent,
send_count, send_type, rank, tag,
recv_ptr + (i * recv_count * extent),
recv_count, recv_type, rank, tag, comm, &status);
send_chunk *= send_count;
recv_chunk *= recv_count;
- smpi_mpi_sendrecv(send_ptr + rank * send_chunk, send_count, send_type, rank, tag,
+ Request::sendrecv(send_ptr + rank * send_chunk, send_count, send_type, rank, tag,
recv_ptr + rank * recv_chunk, recv_count, recv_type, rank, tag,
comm, &s);
src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type,
dst, tag, recv_ptr + src * recv_chunk, recv_count,
recv_type, src, tag, comm, &s);
if ((i + 1) < num_procs) {
next_src = (rank - (i + 1) + num_procs) % num_procs;
next_dst = (rank + (i + 1) + num_procs) % num_procs;
- smpi_mpi_sendrecv(&send_sync, 1, MPI_CHAR, next_src, tag,
+ Request::sendrecv(&send_sync, 1, MPI_CHAR, next_src, tag,
&recv_sync, 1, MPI_CHAR, next_dst, tag, comm, &s);
}
dst = (rank + i) % num_procs;
mpi_coll_barrier_fun(comm);
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
tag, recv_ptr + src * recv_chunk, recv_count, recv_type,
src, tag, comm, &s);
}
src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
tag, recv_ptr + src * recv_chunk, recv_count, recv_type,
src, tag, comm, &s);
}
src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- smpi_mpi_sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
+ Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,
tag, recv_ptr + src * recv_chunk, recv_count, recv_type,
src, tag, comm, &s);
}
continue;
}
- requests[count]=smpi_mpi_irecv((char *)recvbuf + recvdisps[dst] * recvext, recvcounts[dst],
+ requests[count]=Request::irecv((char *)recvbuf + recvdisps[dst] * recvext, recvcounts[dst],
recvtype, dst, system_tag, comm );
count++;
}
rank, i, sendcounts[dst]);
continue;
}
- requests[count]=smpi_mpi_isend((char *)sendbuf + senddisps[dst] * sendext, sendcounts[dst],
+ requests[count]=Request::isend((char *)sendbuf + senddisps[dst] * sendext, sendcounts[dst],
sendtype, dst, system_tag, comm);
count++;
}
/* Wait for them all. */
//smpi_mpi_startall(count, requests);
XBT_DEBUG("<%d> wait for %d requests", rank, count);
- smpi_mpi_waitall(count, requests, MPI_STATUSES_IGNORE);
+ Request::waitall(count, requests, MPI_STATUSES_IGNORE);
xbt_free(requests);
}
prcv = ((char *) rbuf) + (rdisps[i] * rext);
- *preq = smpi_irecv_init(prcv, rcounts[i], rdtype,
+ *preq = Request::irecv_init(prcv, rcounts[i], rdtype,
i, COLL_TAG_ALLTOALLV, comm
);
preq++;
}
psnd = ((char *) sbuf) + (sdisps[i] * sext);
- *preq=smpi_isend_init(psnd, scounts[i], sdtype,
+ *preq=Request::isend_init(psnd, scounts[i], sdtype,
i, COLL_TAG_ALLTOALLV, comm
);
preq++;
}
/* Start your engines. This will never return an error. */
- smpi_mpi_startall(nreqs, ireqs);
+ Request::startall(nreqs, ireqs);
/* Wait for them all. If there's an error, note that we don't care
* what the error was -- just that there *was* an error. The PML
* i.e., by the end of this call, all the requests are free-able.
* So free them anyway -- even if there was an error, and return the
* error after we free everything. */
- smpi_mpi_waitall(nreqs, ireqs,
+ Request::waitall(nreqs, ireqs,
MPI_STATUSES_IGNORE);
/* Free the requests. */
for (i = 0; i < nreqs; ++i) {
- if(ireqs[i]!=MPI_REQUEST_NULL)smpi_mpi_request_free(&ireqs[i]);
+ if(ireqs[i]!=MPI_REQUEST_NULL)
+ Request::unuse(&ireqs[i]);
}
free(ireqs);
send_chunk = smpi_datatype_get_extent(send_type);
recv_chunk = smpi_datatype_get_extent(recv_type);
- smpi_mpi_sendrecv(send_ptr + send_disps[rank] * send_chunk, send_counts[rank], send_type, rank, tag,
+ Request::sendrecv(send_ptr + send_disps[rank] * send_chunk, send_counts[rank], send_type, rank, tag,
recv_ptr + recv_disps[rank] * recv_chunk, recv_counts[rank], recv_type, rank, tag,
comm, &s);
for (i = 1; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type,
dst, tag, recv_ptr + recv_disps[src] *recv_chunk, recv_counts[dst],
recv_type, src, tag, comm, &s);
if ((i + 1) < num_procs) {
next_partner = rank ^ (i + 1);
- smpi_mpi_sendrecv(&send_sync, 1, MPI_CHAR, next_partner, tag,
+ Request::sendrecv(&send_sync, 1, MPI_CHAR, next_partner, tag,
&recv_sync, 1, MPI_CHAR, next_partner, tag, comm, &s);
}
}
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
smpi_mpi_barrier(comm);
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
tag, recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type,
src, tag, comm, &s);
}
smpi_mpi_barrier(comm);
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
tag, recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type,
src, tag, comm, &s);
}
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst, tag,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst, tag,
recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type, src, tag,
comm, &s);
}
send_chunk = smpi_datatype_get_extent(send_type);
recv_chunk = smpi_datatype_get_extent(recv_type);
- smpi_mpi_sendrecv(send_ptr + send_disps[rank] * send_chunk, send_counts[rank], send_type, rank, tag,
+ Request::sendrecv(send_ptr + send_disps[rank] * send_chunk, send_counts[rank], send_type, rank, tag,
recv_ptr + recv_disps[rank] * recv_chunk, recv_counts[rank], recv_type, rank, tag,
comm, &s);
src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type,
dst, tag, recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src],
recv_type, src, tag, comm, &s);
if ((i + 1) < num_procs) {
next_src = (rank - (i + 1) + num_procs) % num_procs;
next_dst = (rank + (i + 1) + num_procs) % num_procs;
- smpi_mpi_sendrecv(&send_sync, 1, MPI_CHAR, next_src, tag,
+ Request::sendrecv(&send_sync, 1, MPI_CHAR, next_src, tag,
&recv_sync, 1, MPI_CHAR, next_dst, tag, comm, &s);
}
dst = (rank + i) % num_procs;
smpi_mpi_barrier(comm);
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
tag, recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type,
src, tag, comm, &s);
}
src = (rank - i + num_procs) % num_procs;
dst = (rank + i) % num_procs;
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
tag, recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type,
src, tag, comm, &s);
}
dst = (rank + i) % num_procs;
}
- smpi_mpi_sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
+ Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst,
tag, recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type,
src, tag, comm, &s);
if (rank < surfeit) {
/* get the fanin letter from the upper "half" process: */
dst = N2_prev + rank;
- smpi_mpi_recv(NULL, 0, MPI_BYTE, dst, COLL_TAG_BARRIER,
+ Request::recv(NULL, 0, MPI_BYTE, dst, COLL_TAG_BARRIER,
comm, MPI_STATUS_IGNORE);
}
/* combine on embedded N2_prev power-of-two processes */
for (d = 1; d < N2_prev; d <<= 1) {
dst = (rank ^ d);
- smpi_mpi_sendrecv(NULL, 0, MPI_BYTE, dst, COLL_TAG_BARRIER, NULL,
+ Request::sendrecv(NULL, 0, MPI_BYTE, dst, COLL_TAG_BARRIER, NULL,
0, MPI_BYTE, dst, COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
}
/* fanout data to nodes above N2_prev... */
if (rank < surfeit) {
dst = N2_prev + rank;
- smpi_mpi_send(NULL, 0, MPI_BYTE, dst, COLL_TAG_BARRIER,
+ Request::send(NULL, 0, MPI_BYTE, dst, COLL_TAG_BARRIER,
comm);
}
} else {
/* fanin data to power of 2 subset */
src = rank - N2_prev;
- smpi_mpi_sendrecv(NULL, 0, MPI_BYTE, src, COLL_TAG_BARRIER,
+ Request::sendrecv(NULL, 0, MPI_BYTE, src, COLL_TAG_BARRIER,
NULL, 0, MPI_BYTE, src, COLL_TAG_BARRIER,
comm, MPI_STATUS_IGNORE);
}
right = ((rank+1)%size);
if (rank > 0) { /* receive message from the left */
- smpi_mpi_recv((void*)NULL, 0, MPI_BYTE, left,
+ Request::recv((void*)NULL, 0, MPI_BYTE, left,
COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
}
/* Send message to the right */
- smpi_mpi_send((void*)NULL, 0, MPI_BYTE, right,
+ Request::send((void*)NULL, 0, MPI_BYTE, right,
COLL_TAG_BARRIER,
comm);
/* root needs to receive from the last node */
if (rank == 0) {
- smpi_mpi_recv((void*)NULL, 0, MPI_BYTE, left,
+ Request::recv((void*)NULL, 0, MPI_BYTE, left,
COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
}
/* Allow nodes to exit */
if (rank > 0) { /* post Receive from left */
- smpi_mpi_recv((void*)NULL, 0, MPI_BYTE, left,
+ Request::recv((void*)NULL, 0, MPI_BYTE, left,
COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
}
/* send message to the right one */
- smpi_mpi_send((void*)NULL, 0, MPI_BYTE, right,
+ Request::send((void*)NULL, 0, MPI_BYTE, right,
COLL_TAG_BARRIER,
comm);
/* rank 0 post receive from the last node */
if (rank == 0) {
- smpi_mpi_recv((void*)NULL, 0, MPI_BYTE, left,
+ Request::recv((void*)NULL, 0, MPI_BYTE, left,
COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
}
if (rank >= adjsize) {
/* send message to lower ranked node */
remote = rank - adjsize;
- smpi_mpi_sendrecv(NULL, 0, MPI_BYTE, remote,
+ Request::sendrecv(NULL, 0, MPI_BYTE, remote,
COLL_TAG_BARRIER,
NULL, 0, MPI_BYTE, remote,
COLL_TAG_BARRIER,
} else if (rank < (size - adjsize)) {
/* receive message from high level rank */
- smpi_mpi_recv((void*)NULL, 0, MPI_BYTE, rank+adjsize,
+ Request::recv((void*)NULL, 0, MPI_BYTE, rank+adjsize,
COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
if (remote >= adjsize) continue;
/* post receive from the remote node */
- smpi_mpi_sendrecv(NULL, 0, MPI_BYTE, remote,
+ Request::sendrecv(NULL, 0, MPI_BYTE, remote,
COLL_TAG_BARRIER,
NULL, 0, MPI_BYTE, remote,
COLL_TAG_BARRIER,
if (rank < (size - adjsize)) {
/* send enter message to higher ranked node */
remote = rank + adjsize;
- smpi_mpi_send((void*)NULL, 0, MPI_BYTE, remote,
+ Request::send((void*)NULL, 0, MPI_BYTE, remote,
COLL_TAG_BARRIER,
comm);
to = (rank + distance) % size;
/* send message to lower ranked node */
- smpi_mpi_sendrecv(NULL, 0, MPI_BYTE, to,
+ Request::sendrecv(NULL, 0, MPI_BYTE, to,
COLL_TAG_BARRIER,
NULL, 0, MPI_BYTE, from,
COLL_TAG_BARRIER,
"ompi_coll_tuned_barrier_ompi_two_procs rank %d", remote);
remote = (remote + 1) & 0x1;
- smpi_mpi_sendrecv(NULL, 0, MPI_BYTE, remote,
+ Request::sendrecv(NULL, 0, MPI_BYTE, remote,
COLL_TAG_BARRIER,
NULL, 0, MPI_BYTE, remote,
COLL_TAG_BARRIER,
/* All non-root send & receive zero-length message. */
if (rank > 0) {
- smpi_mpi_send (NULL, 0, MPI_BYTE, 0,
+ Request::send (NULL, 0, MPI_BYTE, 0,
COLL_TAG_BARRIER,
comm);
- smpi_mpi_recv (NULL, 0, MPI_BYTE, 0,
+ Request::recv (NULL, 0, MPI_BYTE, 0,
COLL_TAG_BARRIER,
comm, MPI_STATUS_IGNORE);
}
requests = (MPI_Request*)malloc( size * sizeof(MPI_Request) );
for (i = 1; i < size; ++i) {
- requests[i] = smpi_mpi_irecv(NULL, 0, MPI_BYTE, MPI_ANY_SOURCE,
+ requests[i] = Request::irecv(NULL, 0, MPI_BYTE, MPI_ANY_SOURCE,
COLL_TAG_BARRIER, comm
);
}
- smpi_mpi_waitall( size-1, requests+1, MPI_STATUSES_IGNORE );
+ Request::waitall( size-1, requests+1, MPI_STATUSES_IGNORE );
for (i = 1; i < size; ++i) {
- requests[i] = smpi_mpi_isend(NULL, 0, MPI_BYTE, i,
+ requests[i] = Request::isend(NULL, 0, MPI_BYTE, i,
COLL_TAG_BARRIER,
comm
);
}
- smpi_mpi_waitall( size-1, requests+1, MPI_STATUSES_IGNORE );
+ Request::waitall( size-1, requests+1, MPI_STATUSES_IGNORE );
free( requests );
}
partner = rank ^ jump;
if (!(partner & (jump-1)) && partner < size) {
if (partner > rank) {
- smpi_mpi_recv (NULL, 0, MPI_BYTE, partner,
+ Request::recv (NULL, 0, MPI_BYTE, partner,
COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
} else if (partner < rank) {
- smpi_mpi_send (NULL, 0, MPI_BYTE, partner,
+ Request::send (NULL, 0, MPI_BYTE, partner,
COLL_TAG_BARRIER,
comm);
}
partner = rank ^ jump;
if (!(partner & (jump-1)) && partner < size) {
if (partner > rank) {
- smpi_mpi_send (NULL, 0, MPI_BYTE, partner,
+ Request::send (NULL, 0, MPI_BYTE, partner,
COLL_TAG_BARRIER,
comm);
} else if (partner < rank) {
- smpi_mpi_recv (NULL, 0, MPI_BYTE, partner,
+ Request::recv (NULL, 0, MPI_BYTE, partner,
COLL_TAG_BARRIER, comm,
MPI_STATUS_IGNORE);
}
/* if root is not zero send to rank zero first */
if (root != 0) {
if (rank == root) {
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
} else if (rank == 0) {
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
}
if (rank == 0) {
/* case root has only a left child */
if (to_right == -1) {
- smpi_mpi_send(buf, count, datatype, to_left, tag, comm);
+ Request::send(buf, count, datatype, to_left, tag, comm);
}
/* case root has both left and right children */
else {
- smpi_mpi_send(buf, count, datatype, to_left, tag, comm);
- smpi_mpi_send(buf, count, datatype, to_right, tag, comm);
+ Request::send(buf, count, datatype, to_left, tag, comm);
+ Request::send(buf, count, datatype, to_right, tag, comm);
}
}
/* case: leaf ==> receive only */
else if (to_left == -1) {
- smpi_mpi_recv(buf, count, datatype, from, tag, comm, &status);
+ Request::recv(buf, count, datatype, from, tag, comm, &status);
}
/* case: intermidiate node with only left child ==> relay message */
else if (to_right == -1) {
- smpi_mpi_recv(buf, count, datatype, from, tag, comm, &status);
- smpi_mpi_send(buf, count, datatype, to_left, tag, comm);
+ Request::recv(buf, count, datatype, from, tag, comm, &status);
+ Request::send(buf, count, datatype, to_left, tag, comm);
}
/* case: intermidiate node with both left and right children ==> relay message */
else {
- smpi_mpi_recv(buf, count, datatype, from, tag, comm, &status);
- smpi_mpi_send(buf, count, datatype, to_left, tag, comm);
- smpi_mpi_send(buf, count, datatype, to_right, tag, comm);
+ Request::recv(buf, count, datatype, from, tag, comm, &status);
+ Request::send(buf, count, datatype, to_left, tag, comm);
+ Request::send(buf, count, datatype, to_right, tag, comm);
}
return MPI_SUCCESS;
}
/* case root has only a left child */
if (to_right == -1) {
for (i = 0; i < pipe_length; i++) {
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to_left,
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to_left,
tag + i, comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
/* case root has both left and right children */
else {
for (i = 0; i < pipe_length; i++) {
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to_left,
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to_left,
tag + i, comm);
- send_request_array[i + pipe_length] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to_right,
+ send_request_array[i + pipe_length] = Request::isend((char *) buf + (i * increment), segment, datatype, to_right,
tag + i, comm);
}
- smpi_mpi_waitall((2 * pipe_length), send_request_array, send_status_array);
+ Request::waitall((2 * pipe_length), send_request_array, send_status_array);
}
}
/* case: leaf ==> receive only */
else if (to_left == -1) {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype, from,
tag + i, comm);
}
- smpi_mpi_waitall((pipe_length), recv_request_array, recv_status_array);
+ Request::waitall((pipe_length), recv_request_array, recv_status_array);
}
/* case: intermidiate node with only left child ==> relay message */
else if (to_right == -1) {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype, from,
tag + i, comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to_left,
+ Request::wait(&recv_request_array[i], &status);
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to_left,
tag + i, comm);
}
- smpi_mpi_waitall(pipe_length, send_request_array, send_status_array);
+ Request::waitall(pipe_length, send_request_array, send_status_array);
}
/* case: intermidiate node with both left and right children ==> relay message */
else {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype, from,
tag + i, comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to_left,
+ Request::wait(&recv_request_array[i], &status);
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to_left,
tag + i, comm);
- send_request_array[i + pipe_length] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to_right,
+ send_request_array[i + pipe_length] = Request::isend((char *) buf + (i * increment), segment, datatype, to_right,
tag + i, comm);
}
- smpi_mpi_waitall((2 * pipe_length), send_request_array, send_status_array);
+ Request::waitall((2 * pipe_length), send_request_array, send_status_array);
}
free(send_request_array);
*/
if (root != 0) {
if (rank == root) {
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
} else if (rank == 0) {
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
}
/* when a message is smaller than a block size => no pipeline */
if (count <= segment) {
if (rank == 0) {
- smpi_mpi_send(buf, count, datatype, to, tag, comm);
+ Request::send(buf, count, datatype, to, tag, comm);
} else if (rank == (size - 1)) {
- request = smpi_mpi_irecv(buf, count, datatype, from, tag, comm);
- smpi_mpi_wait(&request, &status);
+ request = Request::irecv(buf, count, datatype, from, tag, comm);
+ Request::wait(&request, &status);
} else {
- request = smpi_mpi_irecv(buf, count, datatype, from, tag, comm);
- smpi_mpi_wait(&request, &status);
- smpi_mpi_send(buf, count, datatype, to, tag, comm);
+ request = Request::irecv(buf, count, datatype, from, tag, comm);
+ Request::wait(&request, &status);
+ Request::send(buf, count, datatype, to, tag, comm);
}
return MPI_SUCCESS;
}
/* root send data */
if (rank == 0) {
for (i = 0; i < pipe_length; i++) {
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to,
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
/* last node only receive data */
else if (rank == (size - 1)) {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), recv_request_array, recv_status_array);
+ Request::waitall((pipe_length), recv_request_array, recv_status_array);
}
/* intermediate nodes relay (receive, then send) data */
else {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to,
+ Request::wait(&recv_request_array[i], &status);
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
free(send_request_array);
*/
if (root != 0) {
if (rank == root) {
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
} else if (rank == 0) {
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
}
/* when a message is smaller than a block size => no pipeline */
if (count <= segment) {
if (rank == 0) {
- smpi_mpi_send(buf, count, datatype, to, tag, comm);
+ Request::send(buf, count, datatype, to, tag, comm);
} else if (rank == (size - 1)) {
- request = smpi_mpi_irecv(buf, count, datatype, from, tag, comm);
- smpi_mpi_wait(&request, &status);
+ request = Request::irecv(buf, count, datatype, from, tag, comm);
+ Request::wait(&request, &status);
} else {
- request = smpi_mpi_irecv(buf, count, datatype, from, tag, comm);
- smpi_mpi_wait(&request, &status);
- smpi_mpi_send(buf, count, datatype, to, tag, comm);
+ request = Request::irecv(buf, count, datatype, from, tag, comm);
+ Request::wait(&request, &status);
+ Request::send(buf, count, datatype, to, tag, comm);
}
return MPI_SUCCESS;
}
/* root send data */
if (rank == 0) {
for (i = 0; i < pipe_length; i++) {
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to,
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
/* last node only receive data */
else if (rank == (size - 1)) {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), recv_request_array, recv_status_array);
+ Request::waitall((pipe_length), recv_request_array, recv_status_array);
}
/* intermediate nodes relay (receive, then send) data */
else {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
- send_request_array[i] = smpi_mpi_isend((char *) buf + (i * increment), segment, datatype, to,
+ Request::wait(&recv_request_array[i], &status);
+ send_request_array[i] = Request::isend((char *) buf + (i * increment), segment, datatype, to,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
free(send_request_array);
// if root is not zero send to rank zero first
if (root != 0) {
if (rank == root)
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
else if (rank == 0)
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
// when a message is smaller than a block size => no pipeline
if (count <= segment) {
if (rank == 0) {
//printf("node %d left %d right %d\n",rank,to_inter_left,to_inter_right);
if (to_inter_left < size)
- smpi_mpi_send(buf, count, datatype, to_inter_left, tag, comm);
+ Request::send(buf, count, datatype, to_inter_left, tag, comm);
if (to_inter_right < size)
- smpi_mpi_send(buf, count, datatype, to_inter_right, tag, comm);
+ Request::send(buf, count, datatype, to_inter_right, tag, comm);
if ((to_intra_left - base) < num_core)
- smpi_mpi_send(buf, count, datatype, to_intra_left, tag, comm);
+ Request::send(buf, count, datatype, to_intra_left, tag, comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send(buf, count, datatype, to_intra_right, tag, comm);
+ Request::send(buf, count, datatype, to_intra_right, tag, comm);
}
// case LEAVES ROOT-of-eash-SMP
else if (to_inter_left >= size) {
//printf("node %d from %d\n",rank,from_inter);
- request = smpi_mpi_irecv(buf, count, datatype, from_inter, tag, comm);
- smpi_mpi_wait(&request, &status);
+ request = Request::irecv(buf, count, datatype, from_inter, tag, comm);
+ Request::wait(&request, &status);
if ((to_intra_left - base) < num_core)
- smpi_mpi_send(buf, count, datatype, to_intra_left, tag, comm);
+ Request::send(buf, count, datatype, to_intra_left, tag, comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send(buf, count, datatype, to_intra_right, tag, comm);
+ Request::send(buf, count, datatype, to_intra_right, tag, comm);
}
// case INTERMEDIAT ROOT-of-each-SMP
else {
//printf("node %d left %d right %d from %d\n",rank,to_inter_left,to_inter_right,from_inter);
- request = smpi_mpi_irecv(buf, count, datatype, from_inter, tag, comm);
- smpi_mpi_wait(&request, &status);
- smpi_mpi_send(buf, count, datatype, to_inter_left, tag, comm);
+ request = Request::irecv(buf, count, datatype, from_inter, tag, comm);
+ Request::wait(&request, &status);
+ Request::send(buf, count, datatype, to_inter_left, tag, comm);
if (to_inter_right < size)
- smpi_mpi_send(buf, count, datatype, to_inter_right, tag, comm);
+ Request::send(buf, count, datatype, to_inter_right, tag, comm);
if ((to_intra_left - base) < num_core)
- smpi_mpi_send(buf, count, datatype, to_intra_left, tag, comm);
+ Request::send(buf, count, datatype, to_intra_left, tag, comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send(buf, count, datatype, to_intra_right, tag, comm);
+ Request::send(buf, count, datatype, to_intra_right, tag, comm);
}
}
// case non ROOT-of-each-SMP
else {
// case leaves
if ((to_intra_left - base) >= num_core) {
- request = smpi_mpi_irecv(buf, count, datatype, from_intra, tag, comm);
- smpi_mpi_wait(&request, &status);
+ request = Request::irecv(buf, count, datatype, from_intra, tag, comm);
+ Request::wait(&request, &status);
}
// case intermediate
else {
- request = smpi_mpi_irecv(buf, count, datatype, from_intra, tag, comm);
- smpi_mpi_wait(&request, &status);
- smpi_mpi_send(buf, count, datatype, to_intra_left, tag, comm);
+ request = Request::irecv(buf, count, datatype, from_intra, tag, comm);
+ Request::wait(&request, &status);
+ Request::send(buf, count, datatype, to_intra_left, tag, comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send(buf, count, datatype, to_intra_right, tag, comm);
+ Request::send(buf, count, datatype, to_intra_right, tag, comm);
}
}
for (i = 0; i < pipe_length; i++) {
//printf("node %d left %d right %d\n",rank,to_inter_left,to_inter_right);
if (to_inter_left < size)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_inter_left, (tag + i), comm);
if (to_inter_right < size)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_inter_right, (tag + i), comm);
if ((to_intra_left - base) < num_core)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_left, (tag + i), comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_right, (tag + i), comm);
}
}
else if (to_inter_left >= size) {
//printf("node %d from %d\n",rank,from_inter);
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_inter, (tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&request_array[i], &status);
+ Request::wait(&request_array[i], &status);
if ((to_intra_left - base) < num_core)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_left, (tag + i), comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_right, (tag + i), comm);
}
}
else {
//printf("node %d left %d right %d from %d\n",rank,to_inter_left,to_inter_right,from_inter);
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_inter, (tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&request_array[i], &status);
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::wait(&request_array[i], &status);
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_inter_left, (tag + i), comm);
if (to_inter_right < size)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_inter_right, (tag + i), comm);
if ((to_intra_left - base) < num_core)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_left, (tag + i), comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_right, (tag + i), comm);
}
}
// case leaves
if ((to_intra_left - base) >= num_core) {
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_intra, (tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), request_array, status_array);
+ Request::waitall((pipe_length), request_array, status_array);
}
// case intermediate
else {
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_intra, (tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&request_array[i], &status);
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::wait(&request_array[i], &status);
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_left, (tag + i), comm);
if ((to_intra_right - base) < num_core)
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype,
+ Request::send((char *) buf + (i * increment), segment, datatype,
to_intra_right, (tag + i), comm);
}
}
// if root is not zero send to rank zero first
if (root != 0) {
if (rank == root)
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
else if (rank == 0)
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
//FIRST STEP node 0 send to every root-of-each-SMP with binomial tree
if (inter_rank & mask) {
from_inter = (inter_rank - mask) * num_core;
//printf("Node %d recv from node %d when mask is %d\n", rank, from_inter, mask);
- smpi_mpi_recv(buf, count, datatype, from_inter, tag, comm, &status);
+ Request::recv(buf, count, datatype, from_inter, tag, comm, &status);
break;
}
mask <<= 1;
to_inter = (inter_rank + mask) * num_core;
if (to_inter < size) {
//printf("Node %d send to node %d when mask is %d\n", rank, to_inter, mask);
- smpi_mpi_send(buf, count, datatype, to_inter, tag, comm);
+ Request::send(buf, count, datatype, to_inter, tag, comm);
}
}
mask >>= 1;
if (intra_rank & mask) {
from_intra = base + (intra_rank - mask);
//printf("Node %d recv from node %d when mask is %d\n", rank, from_inter, mask);
- smpi_mpi_recv(buf, count, datatype, from_intra, tag, comm, &status);
+ Request::recv(buf, count, datatype, from_intra, tag, comm, &status);
break;
}
mask <<= 1;
to_intra = base + (intra_rank + mask);
if (to_intra < size) {
//printf("Node %d send to node %d when mask is %d\n", rank, to_inter, mask);
- smpi_mpi_send(buf, count, datatype, to_intra, tag, comm);
+ Request::send(buf, count, datatype, to_intra, tag, comm);
}
}
mask >>= 1;
// if root is not zero send to rank zero first
if (root != 0) {
if (rank == root)
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
else if (rank == 0)
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
// when a message is smaller than a block size => no pipeline
if (count <= segment) {
// case ROOT
if (rank == 0) {
- smpi_mpi_send(buf, count, datatype, to_inter, tag, comm);
- smpi_mpi_send(buf, count, datatype, to_intra, tag, comm);
+ Request::send(buf, count, datatype, to_inter, tag, comm);
+ Request::send(buf, count, datatype, to_intra, tag, comm);
}
// case last ROOT of each SMP
else if (rank == (((size - 1) / num_core) * num_core)) {
- request = smpi_mpi_irecv(buf, count, datatype, from_inter, tag, comm);
- smpi_mpi_wait(&request, &status);
- smpi_mpi_send(buf, count, datatype, to_intra, tag, comm);
+ request = Request::irecv(buf, count, datatype, from_inter, tag, comm);
+ Request::wait(&request, &status);
+ Request::send(buf, count, datatype, to_intra, tag, comm);
}
// case intermediate ROOT of each SMP
else if (rank % num_core == 0) {
- request = smpi_mpi_irecv(buf, count, datatype, from_inter, tag, comm);
- smpi_mpi_wait(&request, &status);
- smpi_mpi_send(buf, count, datatype, to_inter, tag, comm);
- smpi_mpi_send(buf, count, datatype, to_intra, tag, comm);
+ request = Request::irecv(buf, count, datatype, from_inter, tag, comm);
+ Request::wait(&request, &status);
+ Request::send(buf, count, datatype, to_inter, tag, comm);
+ Request::send(buf, count, datatype, to_intra, tag, comm);
}
// case last non-ROOT of each SMP
else if (((rank + 1) % num_core == 0) || (rank == (size - 1))) {
- request = smpi_mpi_irecv(buf, count, datatype, from_intra, tag, comm);
- smpi_mpi_wait(&request, &status);
+ request = Request::irecv(buf, count, datatype, from_intra, tag, comm);
+ Request::wait(&request, &status);
}
// case intermediate non-ROOT of each SMP
else {
- request = smpi_mpi_irecv(buf, count, datatype, from_intra, tag, comm);
- smpi_mpi_wait(&request, &status);
- smpi_mpi_send(buf, count, datatype, to_intra, tag, comm);
+ request = Request::irecv(buf, count, datatype, from_intra, tag, comm);
+ Request::wait(&request, &status);
+ Request::send(buf, count, datatype, to_intra, tag, comm);
}
return MPI_SUCCESS;
}
// case real root
if (rank == 0) {
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype, to_inter,
+ Request::send((char *) buf + (i * increment), segment, datatype, to_inter,
(tag + i), comm);
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype, to_intra,
+ Request::send((char *) buf + (i * increment), segment, datatype, to_intra,
(tag + i), comm);
}
}
// case last ROOT of each SMP
else if (rank == (((size - 1) / num_core) * num_core)) {
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_inter, (tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&request_array[i], &status);
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype, to_intra,
+ Request::wait(&request_array[i], &status);
+ Request::send((char *) buf + (i * increment), segment, datatype, to_intra,
(tag + i), comm);
}
}
// case intermediate ROOT of each SMP
else {
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_inter, (tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&request_array[i], &status);
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype, to_inter,
+ Request::wait(&request_array[i], &status);
+ Request::send((char *) buf + (i * increment), segment, datatype, to_inter,
(tag + i), comm);
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype, to_intra,
+ Request::send((char *) buf + (i * increment), segment, datatype, to_intra,
(tag + i), comm);
}
}
} else { // case last non-ROOT of each SMP
if (((rank + 1) % num_core == 0) || (rank == (size - 1))) {
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_intra, (tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&request_array[i], &status);
+ Request::wait(&request_array[i], &status);
}
}
// case intermediate non-ROOT of each SMP
else {
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *) buf + (i * increment), segment, datatype,
+ request_array[i] = Request::irecv((char *) buf + (i * increment), segment, datatype,
from_intra, (tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&request_array[i], &status);
- smpi_mpi_send((char *) buf + (i * increment), segment, datatype, to_intra,
+ Request::wait(&request_array[i], &status);
+ Request::send((char *) buf + (i * increment), segment, datatype, to_intra,
(tag + i), comm);
}
}
*/
if (root != 0) {
if (rank == root) {
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
} else if (rank == 0) {
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
}
for (k = 0; k < 3; k++) {
for (i = 1; i < size; i++) {
if ((already_sent[i] == 0) && (will_send[i] == 0)) {
- smpi_mpi_iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
+ Request::iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
&temp_status_array[i]);
if (flag_array[i] == 1) {
will_send[i] = 1;
- smpi_mpi_recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
+ Request::recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
&status);
i = 0;
}
to = header_buf[0];
/* send header */
- smpi_mpi_send(header_buf, header_size, MPI_INT, to, tag, comm);
+ Request::send(header_buf, header_size, MPI_INT, to, tag, comm);
/* send data - pipeline */
for (i = 0; i < pipe_length; i++) {
- send_request_array[i] = smpi_mpi_isend((char *)buf + (i * increment), segment, datatype, to, tag, comm);
+ send_request_array[i] = Request::isend((char *)buf + (i * increment), segment, datatype, to, tag, comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
header_buf[1] = -1;
to = i;
- smpi_mpi_send(header_buf, header_size, MPI_INT, to, tag, comm);
+ Request::send(header_buf, header_size, MPI_INT, to, tag, comm);
/* still need to chop data so that we can use the same non-root code */
for (j = 0; j < pipe_length; j++) {
- smpi_mpi_send((char *)buf + (j * increment), segment, datatype, to, tag, comm);
+ Request::send((char *)buf + (j * increment), segment, datatype, to, tag, comm);
}
}
}
else {
/* send 1-byte message to root */
- smpi_mpi_send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
+ Request::send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
/* wait for header forward when required */
- request = smpi_mpi_irecv(header_buf, header_size, MPI_INT, MPI_ANY_SOURCE, tag, comm);
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
+ request = Request::irecv(header_buf, header_size, MPI_INT, MPI_ANY_SOURCE, tag, comm);
+ Request::wait(&request, MPI_STATUS_IGNORE);
/* search for where it is */
int myordering = 0;
/* send header when required */
if (to != -1) {
- smpi_mpi_send(header_buf, header_size, MPI_INT, to, tag, comm);
+ Request::send(header_buf, header_size, MPI_INT, to, tag, comm);
}
/* receive data */
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *)buf + (i * increment), segment, datatype, from, tag, comm);
+ recv_request_array[i] = Request::irecv((char *)buf + (i * increment), segment, datatype, from, tag, comm);
}
/* forward data */
if (to != -1) {
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], MPI_STATUS_IGNORE);
- send_request_array[i] = smpi_mpi_isend((char *)buf + (i * increment), segment, datatype, to, tag, comm);
+ Request::wait(&recv_request_array[i], MPI_STATUS_IGNORE);
+ send_request_array[i] = Request::isend((char *)buf + (i * increment), segment, datatype, to, tag, comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
/* recv only */
else {
- smpi_mpi_waitall((pipe_length), recv_request_array, recv_status_array);
+ Request::waitall((pipe_length), recv_request_array, recv_status_array);
}
}
*/
if (root != 0) {
if (rank == root) {
- smpi_mpi_send(buf, count, datatype, 0, tag, comm);
+ Request::send(buf, count, datatype, 0, tag, comm);
} else if (rank == 0) {
- smpi_mpi_recv(buf, count, datatype, root, tag, comm, &status);
+ Request::recv(buf, count, datatype, root, tag, comm, &status);
}
}
while (sent_count < (size - 1)) {
for (i = 1; i < size; i++) {
- smpi_mpi_iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
+ Request::iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
MPI_STATUSES_IGNORE);
}
/* message arrive */
if ((flag_array[i] == 1) && (already_sent[i] == 0)) {
- smpi_mpi_recv(temp_buf, 1, MPI_CHAR, i, tag, comm, &status);
+ Request::recv(temp_buf, 1, MPI_CHAR, i, tag, comm, &status);
header_buf[header_index] = i;
header_index++;
sent_count++;
if (header_index != 0) {
header_buf[header_index] = -1;
to = header_buf[0];
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
- smpi_mpi_send(buf, count, datatype, to, tag, comm);
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
+ Request::send(buf, count, datatype, to, tag, comm);
}
/* randomly MPI_Send to one */
if (already_sent[i] == 0) {
header_buf[0] = i;
header_buf[1] = -1;
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, i, tag, comm);
- smpi_mpi_send(buf, count, datatype, i, tag, comm);
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, i, tag, comm);
+ Request::send(buf, count, datatype, i, tag, comm);
already_sent[i] = 1;
sent_count++;
break;
else {
/* send 1-byte message to root */
- smpi_mpi_send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
+ Request::send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
/* wait for header and data, forward when required */
- smpi_mpi_recv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm,
+ Request::recv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm,
&status);
- smpi_mpi_recv(buf, count, datatype, MPI_ANY_SOURCE, tag, comm, &status);
+ Request::recv(buf, count, datatype, MPI_ANY_SOURCE, tag, comm, &status);
/* search for where it is */
int myordering = 0;
/* send header followed by data */
if (header_buf[myordering + 1] != -1) {
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
tag, comm);
- smpi_mpi_send(buf, count, datatype, header_buf[myordering + 1], tag, comm);
+ Request::send(buf, count, datatype, header_buf[myordering + 1], tag, comm);
}
}
}
//iteration++;
//start = MPI_Wtime();
for (i = 1; i < size; i++) {
- smpi_mpi_iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
+ Request::iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
&temp_status_array[i]);
}
//total = MPI_Wtime() - start;
for (i = 1; i < size; i++) {
/* message arrive */
if ((flag_array[i] == 1) && (already_sent[i] == 0)) {
- smpi_mpi_recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
+ Request::recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
&status);
header_buf[header_index] = i;
header_index++;
//start = MPI_Wtime();
/* send header */
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
//total = MPI_Wtime() - start;
//total *= 1000;
if (0 == 1) {
//if (header_index == 1) {
- smpi_mpi_send(buf, count, datatype, to, tag, comm);
+ Request::send(buf, count, datatype, to, tag, comm);
}
/* send data - pipeline */
else {
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_send((char *)buf + (i * increment), segment, datatype, to, tag, comm);
+ Request::send((char *)buf + (i * increment), segment, datatype, to, tag, comm);
}
- //smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ //Request::waitall((pipe_length), send_request_array, send_status_array);
}
//total = MPI_Wtime() - start;
//total *= 1000;
to = i;
//start = MPI_Wtime();
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
/* still need to chop data so that we can use the same non-root code */
for (j = 0; j < pipe_length; j++) {
- smpi_mpi_send((char *)buf + (j * increment), segment, datatype, to, tag,
+ Request::send((char *)buf + (j * increment), segment, datatype, to, tag,
comm);
}
- //smpi_mpi_send(buf,count,datatype,to,tag,comm);
- //smpi_mpi_wait(&request,MPI_STATUS_IGNORE);
+ //Request::send(buf,count,datatype,to,tag,comm);
+ //Request::wait(&request,MPI_STATUS_IGNORE);
//total = MPI_Wtime() - start;
//total *= 1000;
} /* while loop */
for(i=0; i<size; i++)
- if(to_clean[i]!=0)smpi_mpi_recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
+ if(to_clean[i]!=0)Request::recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
&status);
//total = MPI_Wtime() - start2;
//total *= 1000;
/* none root */
else {
/* send 1-byte message to root */
- smpi_mpi_send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
+ Request::send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
/* wait for header forward when required */
- request = smpi_mpi_irecv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm);
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
+ request = Request::irecv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm);
+ Request::wait(&request, MPI_STATUS_IGNORE);
/* search for where it is */
int myordering = 0;
/* send header when required */
if (header_buf[myordering + 1] != -1) {
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
tag, comm);
}
if (0 == -1) {
//if (header_buf[1] == -1) {
- request = smpi_mpi_irecv(buf, count, datatype, 0, tag, comm);
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
+ request = Request::irecv(buf, count, datatype, 0, tag, comm);
+ Request::wait(&request, MPI_STATUS_IGNORE);
//printf("\t\tnode %d ordering = %d receive data from root\n",rank,myordering);
} else {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *)buf + (i * increment), segment, datatype, MPI_ANY_SOURCE,
+ recv_request_array[i] = Request::irecv((char *)buf + (i * increment), segment, datatype, MPI_ANY_SOURCE,
tag, comm);
}
}
/* send data */
if (header_buf[myordering + 1] != -1) {
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], MPI_STATUS_IGNORE);
- send_request_array[i] = smpi_mpi_isend((char *)buf + (i * increment), segment, datatype,
+ Request::wait(&recv_request_array[i], MPI_STATUS_IGNORE);
+ send_request_array[i] = Request::isend((char *)buf + (i * increment), segment, datatype,
header_buf[myordering + 1], tag, comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}else{
- smpi_mpi_waitall(pipe_length, recv_request_array, recv_status_array);
+ Request::waitall(pipe_length, recv_request_array, recv_status_array);
}
}
*/
if (root != 0) {
if (rank == root) {
- smpi_mpi_send(buf, count, datatype, 0, tag - 1, comm);
+ Request::send(buf, count, datatype, 0, tag - 1, comm);
} else if (rank == 0) {
- smpi_mpi_recv(buf, count, datatype, root, tag - 1, comm, &status);
+ Request::recv(buf, count, datatype, root, tag - 1, comm, &status);
}
}
for (k = 0; k < 3; k++) {
for (i = 1; i < size; i++) {
if ((already_sent[i] == 0) && (will_send[i] == 0)) {
- smpi_mpi_iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
+ Request::iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
&temp_status_array[i]);
if (flag_array[i] == 1) {
will_send[i] = 1;
- smpi_mpi_recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
+ Request::recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
&status);
i = 0;
}
/* send header */
for (i = 0; i < header_index; i++) {
to = header_buf[i];
- smpi_mpi_send(header_buf, header_size, MPI_INT, to, header_tag, comm);
+ Request::send(header_buf, header_size, MPI_INT, to, header_tag, comm);
}
curr_remainder = count % header_index;
if ((i == (header_index - 1)) || (curr_size == 0))
curr_size += curr_remainder;
//printf("Root send to %d index %d\n",to,(i*curr_increment));
- smpi_mpi_send((char *) buf + (i * curr_increment), curr_size, datatype, to,
+ Request::send((char *) buf + (i * curr_increment), curr_size, datatype, to,
tag, comm);
}
}
/* none root */
else {
/* send 1-byte message to root */
- smpi_mpi_send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
+ Request::send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
/* wait for header forward when required */
- smpi_mpi_recv(header_buf, header_size, MPI_INT, 0, header_tag, comm, &status);
+ Request::recv(header_buf, header_size, MPI_INT, 0, header_tag, comm, &status);
/* search for where it is */
int myordering = 0;
/* receive data */
if (myordering == (total_nodes - 1))
recv_size += curr_remainder;
- smpi_mpi_recv((char *) buf + (myordering * curr_increment), recv_size, datatype,
+ Request::recv((char *) buf + (myordering * curr_increment), recv_size, datatype,
0, tag, comm, &status);
/* at this point all nodes in this set perform all-gather operation */
//printf("\tnode %d sent_offset %d send_count %d\n",rank,send_offset,send_count);
- smpi_mpi_sendrecv((char *) buf + send_offset, send_count, datatype, to,
+ Request::sendrecv((char *) buf + send_offset, send_count, datatype, to,
tag + i, (char *) buf + recv_offset, recv_count, datatype,
from, tag + i, comm, &status);
}
src = rank - mask;
if (src < 0)
src += num_procs;
- smpi_mpi_recv(buff, count, data_type, src, tag, comm, MPI_STATUS_IGNORE);
+ Request::recv(buff, count, data_type, src, tag, comm, MPI_STATUS_IGNORE);
break;
}
mask <<= 1;
dst = rank + mask;
if (dst >= num_procs)
dst -= num_procs;
- smpi_mpi_send(buff, count, data_type, dst, tag, comm);
+ Request::send(buff, count, data_type, dst, tag, comm);
}
mask >>= 1;
}
if (rank != root) {
for (i = 0; i < pipe_length; i++) {
- request_array[i] = smpi_mpi_irecv((char *)buff + (i * increment), segment, data_type, root, tag, comm);
+ request_array[i] = Request::irecv((char *)buff + (i * increment), segment, data_type, root, tag, comm);
}
- smpi_mpi_waitall(pipe_length, request_array, status_array);
+ Request::waitall(pipe_length, request_array, status_array);
}
else {
continue;
else {
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_send((char *)buff + (i * increment), segment, data_type, j, tag, comm);
+ Request::send((char *)buff + (i * increment), segment, data_type, j, tag, comm);
}
}
}
num_procs = comm->size();
if (rank != root) {
- smpi_mpi_recv(buff, count, data_type, root, tag, comm, MPI_STATUS_IGNORE);
+ Request::recv(buff, count, data_type, root, tag, comm, MPI_STATUS_IGNORE);
}
else {
for (i = 0; i < num_procs; i++) {
if (i == rank)
continue;
- *(req_ptr++) = smpi_mpi_isend(buff, count, data_type, i, tag, comm);
+ *(req_ptr++) = Request::isend(buff, count, data_type, i, tag, comm);
}
// wait on all requests
- smpi_mpi_waitall(num_procs - 1, reqs, MPI_STATUSES_IGNORE);
+ Request::waitall(num_procs - 1, reqs, MPI_STATUSES_IGNORE);
free(reqs);
}
if (local_size > 1) {
if ((local_rank == 0) && (root != rank) && (leader_root == global_rank)) {
- smpi_mpi_recv(buffer, count, datatype, root,
+ Request::recv(buffer, count, datatype, root,
COLL_TAG_BCAST, comm, MPI_STATUS_IGNORE);
}
if ((local_rank != 0) && (root == rank)) {
- smpi_mpi_send(buffer, count, datatype,
+ Request::send(buffer, count, datatype,
leader_of_root, COLL_TAG_BCAST, comm);
}
}
src -= local_size;
}
- smpi_mpi_recv(buffer, count, datatype, src,
+ Request::recv(buffer, count, datatype, src,
COLL_TAG_BCAST, comm,
MPI_STATUS_IGNORE);
break;
if (dst >= local_size) {
dst -= local_size;
}
- reqarray[reqs++]=smpi_mpi_isend(buffer, count, datatype, dst,
+ reqarray[reqs++]=Request::isend(buffer, count, datatype, dst,
COLL_TAG_BCAST, comm);
}
}
- smpi_mpi_waitall(reqs, reqarray, starray);
+ Request::waitall(reqs, reqarray, starray);
mask /= mv2_intra_node_knomial_factor;
}
sendcount = original_count - segindex * count_by_segment;
}
for( i = 0; i < tree->tree_nextsize; i++ ) {
- send_reqs[i] = smpi_mpi_isend(tmpbuf, sendcount, datatype,
+ send_reqs[i] = Request::isend(tmpbuf, sendcount, datatype,
tree->tree_next[i],
COLL_TAG_BCAST, comm);
}
/* complete the sends before starting the next sends */
- smpi_mpi_waitall( tree->tree_nextsize, send_reqs,
+ Request::waitall( tree->tree_nextsize, send_reqs,
MPI_STATUSES_IGNORE );
/* update tmp buffer */
5) Send the last segment to children
*/
req_index = 0;
- recv_reqs[req_index]=smpi_mpi_irecv(tmpbuf, count_by_segment, datatype,
+ recv_reqs[req_index]=Request::irecv(tmpbuf, count_by_segment, datatype,
tree->tree_prev, COLL_TAG_BCAST,
comm);
req_index = req_index ^ 0x1;
/* post new irecv */
- recv_reqs[req_index]= smpi_mpi_irecv( tmpbuf + realsegsize, count_by_segment,
+ recv_reqs[req_index]= Request::irecv( tmpbuf + realsegsize, count_by_segment,
datatype, tree->tree_prev,
COLL_TAG_BCAST,
comm);
/* wait for and forward the previous segment to children */
- smpi_mpi_wait( &recv_reqs[req_index ^ 0x1],
+ Request::wait( &recv_reqs[req_index ^ 0x1],
MPI_STATUSES_IGNORE );
for( i = 0; i < tree->tree_nextsize; i++ ) {
- send_reqs[i]=smpi_mpi_isend(tmpbuf, count_by_segment, datatype,
+ send_reqs[i]=Request::isend(tmpbuf, count_by_segment, datatype,
tree->tree_next[i],
COLL_TAG_BCAST, comm );
}
/* complete the sends before starting the next iteration */
- smpi_mpi_waitall( tree->tree_nextsize, send_reqs,
+ Request::waitall( tree->tree_nextsize, send_reqs,
MPI_STATUSES_IGNORE );
/* Update the receive buffer */
}
/* Process the last segment */
- smpi_mpi_wait( &recv_reqs[req_index], MPI_STATUSES_IGNORE );
+ Request::wait( &recv_reqs[req_index], MPI_STATUSES_IGNORE );
sendcount = original_count - (num_segments - 1) * count_by_segment;
for( i = 0; i < tree->tree_nextsize; i++ ) {
- send_reqs[i] = smpi_mpi_isend(tmpbuf, sendcount, datatype,
+ send_reqs[i] = Request::isend(tmpbuf, sendcount, datatype,
tree->tree_next[i],
COLL_TAG_BCAST, comm);
}
- smpi_mpi_waitall( tree->tree_nextsize, send_reqs,
+ Request::waitall( tree->tree_nextsize, send_reqs,
MPI_STATUSES_IGNORE );
}
3) wait for the last segment
*/
req_index = 0;
- recv_reqs[req_index] = smpi_mpi_irecv(tmpbuf, count_by_segment, datatype,
+ recv_reqs[req_index] = Request::irecv(tmpbuf, count_by_segment, datatype,
tree->tree_prev, COLL_TAG_BCAST,
comm);
req_index = req_index ^ 0x1;
tmpbuf += realsegsize;
/* post receive for the next segment */
- recv_reqs[req_index] = smpi_mpi_irecv(tmpbuf, count_by_segment, datatype,
+ recv_reqs[req_index] = Request::irecv(tmpbuf, count_by_segment, datatype,
tree->tree_prev, COLL_TAG_BCAST,
comm);
/* wait on the previous segment */
- smpi_mpi_wait( &recv_reqs[req_index ^ 0x1],
+ Request::wait( &recv_reqs[req_index ^ 0x1],
MPI_STATUS_IGNORE );
}
- smpi_mpi_wait( &recv_reqs[req_index], MPI_STATUS_IGNORE );
+ Request::wait( &recv_reqs[req_index], MPI_STATUS_IGNORE );
}
if( NULL != send_reqs ) free(send_reqs);
if(segindex == (num_segments[i] - 1))
sendcount[i] = counts[i] - segindex*segcount[i];
/* send data */
- smpi_mpi_send(tmpbuf[i], sendcount[i], datatype,
+ Request::send(tmpbuf[i], sendcount[i], datatype,
tree->tree_next[i], COLL_TAG_BCAST, comm);
/* update tmp buffer */
tmpbuf[i] += realsegsize[i];
* and we disseminating the data to all children.
*/
sendcount[lr] = segcount[lr];
- base_req=smpi_mpi_irecv(tmpbuf[lr], sendcount[lr], datatype,
+ base_req=Request::irecv(tmpbuf[lr], sendcount[lr], datatype,
tree->tree_prev, COLL_TAG_BCAST,
comm);
if( segindex == (num_segments[lr] - 1))
sendcount[lr] = counts[lr] - segindex*segcount[lr];
/* post new irecv */
- new_req = smpi_mpi_irecv( tmpbuf[lr] + realsegsize[lr], sendcount[lr],
+ new_req = Request::irecv( tmpbuf[lr] + realsegsize[lr], sendcount[lr],
datatype, tree->tree_prev, COLL_TAG_BCAST,
comm);
/* wait for and forward current segment */
- smpi_mpi_waitall( 1, &base_req, MPI_STATUSES_IGNORE );
+ Request::waitall( 1, &base_req, MPI_STATUSES_IGNORE );
for( i = 0; i < tree->tree_nextsize; i++ ) { /* send data to children (segcount[lr]) */
- smpi_mpi_send( tmpbuf[lr], segcount[lr], datatype,
+ Request::send( tmpbuf[lr], segcount[lr], datatype,
tree->tree_next[i], COLL_TAG_BCAST,
comm);
} /* end of for each child */
} /* end of for segindex */
/* wait for the last segment and forward current segment */
- smpi_mpi_waitall( 1, &base_req, MPI_STATUSES_IGNORE );
+ Request::waitall( 1, &base_req, MPI_STATUSES_IGNORE );
for( i = 0; i < tree->tree_nextsize; i++ ) { /* send data to children */
- smpi_mpi_send(tmpbuf[lr], sendcount[lr], datatype,
+ Request::send(tmpbuf[lr], sendcount[lr], datatype,
tree->tree_next[i], COLL_TAG_BCAST, comm);
} /* end of for each child */
}
/* determine how many elements to expect in this round */
if (segindex == (num_segments[lr] - 1)) sendcount[lr] = counts[lr] - segindex*segcount[lr];
/* receive segments */
- smpi_mpi_recv(tmpbuf[lr], sendcount[lr], datatype,
+ Request::recv(tmpbuf[lr], sendcount[lr], datatype,
tree->tree_prev, COLL_TAG_BCAST,
comm, MPI_STATUS_IGNORE);
/* update the initial pointer to the buffer */
if ( (size%2) != 0 && rank != root) {
- smpi_mpi_sendrecv( tmpbuf[lr], counts[lr], datatype,
+ Request::sendrecv( tmpbuf[lr], counts[lr], datatype,
pair, COLL_TAG_BCAST,
tmpbuf[(lr+1)%2], counts[(lr+1)%2], datatype,
pair, COLL_TAG_BCAST,
} else if ( (size%2) == 0 ) {
/* root sends right buffer to the last node */
if( rank == root ) {
- smpi_mpi_send(tmpbuf[1], counts[1], datatype,
+ Request::send(tmpbuf[1], counts[1], datatype,
(root+size-1)%size, COLL_TAG_BCAST, comm);
}
/* last node receives right buffer from the root */
else if (rank == (root+size-1)%size) {
- smpi_mpi_recv(tmpbuf[1], counts[1], datatype,
+ Request::recv(tmpbuf[1], counts[1], datatype,
root, COLL_TAG_BCAST,
comm, MPI_STATUS_IGNORE);
}
/* everyone else exchanges buffers */
else {
- smpi_mpi_sendrecv( tmpbuf[lr], counts[lr], datatype,
+ Request::sendrecv( tmpbuf[lr], counts[lr], datatype,
pair, COLL_TAG_BCAST,
tmpbuf[(lr+1)%2], counts[(lr+1)%2], datatype,
pair, COLL_TAG_BCAST,
curr_size = 0; // this process doesn't receive any data
// because of uneven division
else {
- smpi_mpi_recv((char *) buff + relative_rank * scatter_size, recv_size,
+ Request::recv((char *) buff + relative_rank * scatter_size, recv_size,
MPI_BYTE, src, tag, comm, &status);
curr_size = smpi_mpi_get_count(&status, MPI_BYTE);
}
dst = rank + mask;
if (dst >= num_procs)
dst -= num_procs;
- smpi_mpi_send((char *) buff + scatter_size * (relative_rank + mask),
+ Request::send((char *) buff + scatter_size * (relative_rank + mask),
send_size, MPI_BYTE, dst, tag, comm);
curr_size -= send_size;
next_src = left;
for (i = 1; i < num_procs; i++) {
- smpi_mpi_sendrecv((char *) buff + disps[(src - root + num_procs) % num_procs],
+ Request::sendrecv((char *) buff + disps[(src - root + num_procs) % num_procs],
recv_counts[(src - root + num_procs) % num_procs],
MPI_BYTE, right, tag,
(char *) buff +
}
else
{
- smpi_mpi_recv(((char *)tmp_buf +
+ Request::recv(((char *)tmp_buf +
relative_rank*scatter_size),
recv_size, MPI_BYTE, src,
COLL_TAG_BCAST, comm, &status);
{
dst = rank + mask;
if (dst >= comm_size) dst -= comm_size;
- smpi_mpi_send(((char *)tmp_buf +
+ Request::send(((char *)tmp_buf +
scatter_size*(relative_rank+mask)),
send_size, MPI_BYTE, dst,
COLL_TAG_BCAST, comm);
if (relative_dst < comm_size)
{
- smpi_mpi_sendrecv(((char *)tmp_buf + send_offset),
+ Request::sendrecv(((char *)tmp_buf + send_offset),
curr_size, MPI_BYTE, dst, COLL_TAG_BCAST,
((char *)tmp_buf + recv_offset),
(nbytes-recv_offset < 0 ? 0 : nbytes-recv_offset),
/* printf("Rank %d, send to %d, offset %d, size %d\n", rank, dst, offset, recv_size);
fflush(stdout); */
- smpi_mpi_send(((char *)tmp_buf + offset),
+ Request::send(((char *)tmp_buf + offset),
recv_size, MPI_BYTE, dst,
COLL_TAG_BCAST, comm);
/* recv_size was set in the previous
{
/* printf("Rank %d waiting to recv from rank %d\n",
relative_rank, dst); */
- smpi_mpi_recv(((char *)tmp_buf + offset),
+ Request::recv(((char *)tmp_buf + offset),
nbytes - offset,
MPI_BYTE, dst, COLL_TAG_BCAST,
comm, &status);
}
if ((local_rank == 0) && (root != rank)
&& (leader_of_root == rank)) {
- smpi_mpi_send(leader_gather_buf,
+ Request::send(leader_gather_buf,
nbytes * comm_size, MPI_BYTE,
root, COLL_TAG_GATHER, comm);
}
if (rank == root && local_rank != 0) {
/* The root of the gather operation is not the node leader. Receive
y* data from the node leader */
- smpi_mpi_recv(recvbuf, recvcnt * comm_size, recvtype,
+ Request::recv(recvbuf, recvcnt * comm_size, recvtype,
leader_of_root, COLL_TAG_GATHER, comm,
&status);
}
"smpi_coll_tuned_gather_ompi_binomial rank %d recv %d mycount = %d",
rank, bmtree->tree_next[i], mycount);
- smpi_mpi_recv(ptmp + total_recv*rextent, mycount, rdtype,
+ Request::recv(ptmp + total_recv*rextent, mycount, rdtype,
bmtree->tree_next[i], COLL_TAG_GATHER,
comm, &status);
"smpi_coll_tuned_gather_ompi_binomial rank %d send %d count %d\n",
rank, bmtree->tree_prev, total_recv);
- smpi_mpi_send(ptmp, total_recv, sdtype,
+ Request::send(ptmp, total_recv, sdtype,
bmtree->tree_prev,
COLL_TAG_GATHER,
comm);
COLL_TUNED_COMPUTED_SEGCOUNT( (size_t) first_segment_size, typelng,
first_segment_count );
- smpi_mpi_recv(sbuf, 0, MPI_BYTE, root,
+ Request::recv(sbuf, 0, MPI_BYTE, root,
COLL_TAG_GATHER,
comm, MPI_STATUS_IGNORE);
- smpi_mpi_send(sbuf, first_segment_count, sdtype, root,
+ Request::send(sbuf, first_segment_count, sdtype, root,
COLL_TAG_GATHER,
comm);
- smpi_mpi_send((char*)sbuf + extent * first_segment_count,
+ Request::send((char*)sbuf + extent * first_segment_count,
(scount - first_segment_count), sdtype,
root, COLL_TAG_GATHER,
comm);
/* irecv for the first segment from i */
ptmp = (char*)rbuf + i * rcount * extent;
- first_segment_req = smpi_mpi_irecv(ptmp, first_segment_count, rdtype, i,
+ first_segment_req = Request::irecv(ptmp, first_segment_count, rdtype, i,
COLL_TAG_GATHER, comm
);
/* send sync message */
- smpi_mpi_send(rbuf, 0, MPI_BYTE, i,
+ Request::send(rbuf, 0, MPI_BYTE, i,
COLL_TAG_GATHER,
comm);
/* irecv for the second segment */
ptmp = (char*)rbuf + (i * rcount + first_segment_count) * extent;
- reqs[i]=smpi_mpi_irecv(ptmp, (rcount - first_segment_count),
+ reqs[i]=Request::irecv(ptmp, (rcount - first_segment_count),
rdtype, i, COLL_TAG_GATHER, comm
);
/* wait on the first segment to complete */
- smpi_mpi_wait(&first_segment_req, MPI_STATUS_IGNORE);
+ Request::wait(&first_segment_req, MPI_STATUS_IGNORE);
}
/* copy local data if necessary */
}
/* wait all second segments to complete */
- ret = smpi_mpi_waitall(size, reqs, MPI_STATUSES_IGNORE);
+ ret = Request::waitall(size, reqs, MPI_STATUSES_IGNORE);
if (ret != MPI_SUCCESS) { line = __LINE__; goto error_hndl; }
free(reqs);
"ompi_coll_tuned_gather_intra_basic_linear rank %d", rank);
if (rank != root) {
- smpi_mpi_send(sbuf, scount, sdtype, root,
+ Request::send(sbuf, scount, sdtype, root,
COLL_TAG_GATHER,
comm);
return MPI_SUCCESS;
err = MPI_SUCCESS;
}
} else {
- smpi_mpi_recv(ptmp, rcount, rdtype, i,
+ Request::recv(ptmp, rcount, rdtype, i,
COLL_TAG_GATHER,
comm, MPI_STATUS_IGNORE);
err = MPI_SUCCESS;
/*
if (root != 0) {
if (rank == root){
- smpi_mpi_send(buf,count,datatype,0,tag,comm);
+ Request::send(buf,count,datatype,0,tag,comm);
}
else if (rank == 0) {
- smpi_mpi_recv(buf,count,datatype,root,tag,comm,&status);
+ Request::recv(buf,count,datatype,root,tag,comm,&status);
}
}
*/
char *tmp_buf;
tmp_buf = (char *) smpi_get_tmp_sendbuffer(count * extent);
- smpi_mpi_sendrecv(buf, count, datatype, rank, tag, rbuf, count, datatype, rank,
+ Request::sendrecv(buf, count, datatype, rank, tag, rbuf, count, datatype, rank,
tag, comm, &status);
/* when a message is smaller than a block size => no pipeline */
if (count <= segment) {
if (rank == root) {
- smpi_mpi_recv(tmp_buf, count, datatype, from, tag, comm, &status);
+ Request::recv(tmp_buf, count, datatype, from, tag, comm, &status);
smpi_op_apply(op, tmp_buf, rbuf, &count, &datatype);
} else if (rank == ((root - 1 + size) % size)) {
- smpi_mpi_send(rbuf, count, datatype, to, tag, comm);
+ Request::send(rbuf, count, datatype, to, tag, comm);
} else {
- smpi_mpi_recv(tmp_buf, count, datatype, from, tag, comm, &status);
+ Request::recv(tmp_buf, count, datatype, from, tag, comm, &status);
smpi_op_apply(op, tmp_buf, rbuf, &count, &datatype);
- smpi_mpi_send(rbuf, count, datatype, to, tag, comm);
+ Request::send(rbuf, count, datatype, to, tag, comm);
}
smpi_free_tmp_buffer(tmp_buf);
return MPI_SUCCESS;
/* root recv data */
if (rank == root) {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
+ Request::wait(&recv_request_array[i], &status);
smpi_op_apply(op, tmp_buf + (i * increment), (char *)rbuf + (i * increment),
&segment, &datatype);
}
/* last node only sends data */
else if (rank == ((root - 1 + size) % size)) {
for (i = 0; i < pipe_length; i++) {
- send_request_array[i] = smpi_mpi_isend((char *)rbuf + (i * increment), segment, datatype, to, (tag + i),
+ send_request_array[i] = Request::isend((char *)rbuf + (i * increment), segment, datatype, to, (tag + i),
comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
/* intermediate nodes relay (receive, reduce, then send) data */
else {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
+ Request::wait(&recv_request_array[i], &status);
smpi_op_apply(op, tmp_buf + (i * increment), (char *)rbuf + (i * increment),
&segment, &datatype);
- send_request_array[i] = smpi_mpi_isend((char *) rbuf + (i * increment), segment, datatype, to,
+ send_request_array[i] = Request::isend((char *) rbuf + (i * increment), segment, datatype, to,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
free(send_request_array);
char *tmp_buf;
tmp_buf = (char *) smpi_get_tmp_sendbuffer(count * extent);
- smpi_mpi_sendrecv(buf, count, datatype, rank, tag, rbuf, count, datatype, rank,
+ Request::sendrecv(buf, count, datatype, rank, tag, rbuf, count, datatype, rank,
tag, comm, &status);
for (i = 1; i < size; i++) {
if (already_received[i] == 0) {
- smpi_mpi_iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
+ Request::iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
MPI_STATUSES_IGNORE);
simcall_process_sleep(0.0001);
}
/* 1-byte message arrive */
if ((flag_array[i] == 1) && (already_received[i] == 0)) {
- smpi_mpi_recv(temp_buf, 1, MPI_CHAR, i, tag, comm, &status);
+ Request::recv(temp_buf, 1, MPI_CHAR, i, tag, comm, &status);
header_buf[header_index] = i;
header_index++;
sent_count++;
to = header_buf[0];
from = header_buf[header_index - 1];
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
- smpi_mpi_recv(tmp_buf, count, datatype, from, tag, comm, &status);
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
+ Request::recv(tmp_buf, count, datatype, from, tag, comm, &status);
smpi_op_apply(op, tmp_buf, rbuf, &count, &datatype);
}
} /* while loop */
else {
/* send 1-byte message to root */
- smpi_mpi_send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
+ Request::send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
/* wait for header and data, forward when required */
- smpi_mpi_recv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm,
+ Request::recv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm,
&status);
- // smpi_mpi_recv(buf,count,datatype,MPI_ANY_SOURCE,tag,comm,&status);
+ // Request::recv(buf,count,datatype,MPI_ANY_SOURCE,tag,comm,&status);
/* search for where it is */
int myordering = 0;
/* forward header */
if (header_buf[myordering + 1] != -1) {
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
tag, comm);
}
//printf("node %d ordering %d\n",rank,myordering);
} else {
to = header_buf[myordering + 1];
}
- smpi_mpi_send(rbuf, count, datatype, to, tag, comm);
+ Request::send(rbuf, count, datatype, to, tag, comm);
}
/* recv, reduce, send */
to = header_buf[myordering + 1];
}
from = header_buf[myordering - 1];
- smpi_mpi_recv(tmp_buf, count, datatype, from, tag, comm, &status);
+ Request::recv(tmp_buf, count, datatype, from, tag, comm, &status);
smpi_op_apply(op, tmp_buf, rbuf, &count, &datatype);
- smpi_mpi_send(rbuf, count, datatype, to, tag, comm);
+ Request::send(rbuf, count, datatype, to, tag, comm);
}
} /* non-root */
}
//if (i == rank)
//continue;
if ((already_received[i] == 0) && (will_send[i] == 0)) {
- smpi_mpi_iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
+ Request::iprobe(i, MPI_ANY_TAG, comm, &flag_array[i],
&temp_status_array[i]);
if (flag_array[i] == 1) {
will_send[i] = 1;
- smpi_mpi_recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
+ Request::recv(&temp_buf[i], 1, MPI_CHAR, i, tag, comm,
&status);
//printf("recv from %d\n",i);
i = 1;
to = header_buf[0];
/* send header */
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, to, tag, comm);
/* recv data - pipeline */
from = header_buf[header_index - 1];
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_recv(tmp_buf + (i * increment), segment, datatype, from, tag,
+ Request::recv(tmp_buf + (i * increment), segment, datatype, from, tag,
comm, &status);
smpi_op_apply(op, tmp_buf + (i * increment),
(char *)rbuf + (i * increment), &segment, &datatype);
/* none root */
else {
/* send 1-byte message to root */
- smpi_mpi_send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
+ Request::send(temp_buf, 1, MPI_CHAR, 0, tag, comm);
/* wait for header forward when required */
- request=smpi_mpi_irecv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm);
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
+ request=Request::irecv(header_buf, HEADER_SIZE, MPI_INT, MPI_ANY_SOURCE, tag, comm);
+ Request::wait(&request, MPI_STATUS_IGNORE);
/* search for where it is */
int myordering = 0;
/* send header when required */
if (header_buf[myordering + 1] != -1) {
- smpi_mpi_send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
+ Request::send(header_buf, HEADER_SIZE, MPI_INT, header_buf[myordering + 1],
tag, comm);
}
/* send only */
if (myordering == 0) {
for (i = 0; i < pipe_length; i++) {
- send_request_array[i]= smpi_mpi_isend((char *)rbuf + (i * increment), segment, datatype, to, tag, comm);
+ send_request_array[i]= Request::isend((char *)rbuf + (i * increment), segment, datatype, to, tag, comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
/* receive, reduce, and send */
else {
from = header_buf[myordering - 1];
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i]=smpi_mpi_irecv(tmp_buf + (i * increment), segment, datatype, from, tag, comm);
+ recv_request_array[i]=Request::irecv(tmp_buf + (i * increment), segment, datatype, from, tag, comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], MPI_STATUS_IGNORE);
+ Request::wait(&recv_request_array[i], MPI_STATUS_IGNORE);
smpi_op_apply(op, tmp_buf + (i * increment), (char *)rbuf + (i * increment),
&segment, &datatype);
- send_request_array[i]=smpi_mpi_isend((char *)rbuf + (i * increment), segment, datatype, to, tag, comm);
+ send_request_array[i]=Request::isend((char *)rbuf + (i * increment), segment, datatype, to, tag, comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
} /* non-root */
*/
if (root != 0) {
if (rank == 0) {
- smpi_mpi_send(rbuf, count, datatype, root, tag, comm);
+ Request::send(rbuf, count, datatype, root, tag, comm);
} else if (rank == root) {
- smpi_mpi_recv(rbuf, count, datatype, 0, tag, comm, &status);
+ Request::recv(rbuf, count, datatype, 0, tag, comm, &status);
}
}
source = (relrank | mask);
if (source < comm_size) {
source = (source + lroot) % comm_size;
- smpi_mpi_recv(tmp_buf, count, datatype, source, tag, comm, &status);
+ Request::recv(tmp_buf, count, datatype, source, tag, comm, &status);
if (is_commutative) {
smpi_op_apply(op, tmp_buf, recvbuf, &count, &datatype);
}
} else {
dst = ((relrank & (~mask)) + lroot) % comm_size;
- smpi_mpi_send(recvbuf, count, datatype, dst, tag, comm);
+ Request::send(recvbuf, count, datatype, dst, tag, comm);
break;
}
mask <<= 1;
if (!is_commutative && (root != 0)){
if (rank == 0){
- smpi_mpi_send(recvbuf, count, datatype, root,tag, comm);
+ Request::send(recvbuf, count, datatype, root,tag, comm);
}else if (rank == root){
- smpi_mpi_recv(recvbuf, count, datatype, 0, tag, comm, &status);
+ Request::recv(recvbuf, count, datatype, 0, tag, comm, &status);
}
}
extent = smpi_datatype_get_extent(dtype);
if (rank != root) {
- smpi_mpi_send(sbuf, count, dtype, root, tag, comm);
+ Request::send(sbuf, count, dtype, root, tag, comm);
return 0;
}
/* Initialize the receive buffer. */
if (rank == (size - 1))
- smpi_mpi_sendrecv(sbuf, count, dtype, rank, tag,
+ Request::sendrecv(sbuf, count, dtype, rank, tag,
rbuf, count, dtype, rank, tag, comm, &status);
else
- smpi_mpi_recv(rbuf, count, dtype, size - 1, tag, comm, &status);
+ Request::recv(rbuf, count, dtype, size - 1, tag, comm, &status);
/* Loop receiving and calling reduction function (C or Fortran). */
if (rank == i)
inbuf = static_cast<char*>(sbuf);
else {
- smpi_mpi_recv(origin, count, dtype, i, tag, comm, &status);
+ Request::recv(origin, count, dtype, i, tag, comm, &status);
inbuf = origin;
}
while(recv_iter < expected_recv_count) {
src = src_array[expected_recv_count - (recv_iter+1)];
- requests[recv_iter]=smpi_mpi_irecv (tmp_buf[recv_iter], count, datatype ,src,
+ requests[recv_iter]=Request::irecv (tmp_buf[recv_iter], count, datatype ,src,
COLL_TAG_REDUCE, comm);
recv_iter++;
recv_iter=0;
while(recv_iter < expected_recv_count) {
- index=smpi_mpi_waitany(expected_recv_count, requests,
+ index=Request::waitany(expected_recv_count, requests,
&status);
recv_iter++;
}
if(rank != root) {
- send_request=smpi_mpi_isend(recvbuf,count, datatype, dst,
+ send_request=Request::isend(recvbuf,count, datatype, dst,
COLL_TAG_REDUCE,comm);
- smpi_mpi_waitall(1, &send_request, &status);
+ Request::waitall(1, &send_request, &status);
smpi_free_tmp_buffer((void *)((char*)recvbuf + true_lb));
}
}
if (local_rank == 0 && root != my_rank) {
- smpi_mpi_send(out_buf, count, datatype, root,
+ Request::send(out_buf, count, datatype, root,
COLL_TAG_REDUCE+1, comm);
}
if ((local_rank != 0) && (root == my_rank)) {
- smpi_mpi_recv(recvbuf, count, datatype,
+ Request::recv(recvbuf, count, datatype,
leader_of_root, COLL_TAG_REDUCE+1, comm,
MPI_STATUS_IGNORE);
}
* root of the reduce operation. The reduced data is in tmp_buf */
if ((local_rank == 0) && (root != my_rank)
&& (leader_root == leader_comm_rank)) {
- smpi_mpi_send(tmp_buf, count, datatype, root,
+ Request::send(tmp_buf, count, datatype, root,
COLL_TAG_REDUCE+1, comm);
}
if ((local_rank != 0) && (root == my_rank)) {
- smpi_mpi_recv(recvbuf, count, datatype,
+ Request::recv(recvbuf, count, datatype,
leader_of_root,
COLL_TAG_REDUCE+1, comm,
MPI_STATUS_IGNORE);
}
}
- reqs[inbi]=smpi_mpi_irecv(local_recvbuf, recvcount, datatype,
+ reqs[inbi]=Request::irecv(local_recvbuf, recvcount, datatype,
tree->tree_next[i],
COLL_TAG_REDUCE, comm
);
if there are no requests reqs[inbi ^1] will be
MPI_REQUEST_NULL. */
/* wait on data from last child for previous segment */
- smpi_mpi_waitall( 1, &reqs[inbi ^ 1],
+ Request::waitall( 1, &reqs[inbi ^ 1],
MPI_STATUSES_IGNORE );
local_op_buffer = inbuf[inbi ^ 1];
if( i > 0 ) {
*/
if (rank != tree->tree_root) {
/* send combined/accumulated data to parent */
- smpi_mpi_send( accumulator, prevcount,
+ Request::send( accumulator, prevcount,
datatype, tree->tree_prev,
COLL_TAG_REDUCE,
comm);
if (original_count < count_by_segment) {
count_by_segment = original_count;
}
- smpi_mpi_send((char*)sendbuf +
+ Request::send((char*)sendbuf +
segindex * segment_increment,
count_by_segment, datatype,
tree->tree_prev,
/* post first group of requests */
for (segindex = 0; segindex < max_outstanding_reqs; segindex++) {
- sreq[segindex]=smpi_mpi_isend((char*)sendbuf +
+ sreq[segindex]=Request::isend((char*)sendbuf +
segindex * segment_increment,
count_by_segment, datatype,
tree->tree_prev,
creq = 0;
while ( original_count > 0 ) {
/* wait on a posted request to complete */
- smpi_mpi_wait(&sreq[creq], MPI_STATUS_IGNORE);
+ Request::wait(&sreq[creq], MPI_STATUS_IGNORE);
sreq[creq] = MPI_REQUEST_NULL;
if( original_count < count_by_segment ) {
count_by_segment = original_count;
}
- sreq[creq]=smpi_mpi_isend((char*)sendbuf +
+ sreq[creq]=Request::isend((char*)sendbuf +
segindex * segment_increment,
count_by_segment, datatype,
tree->tree_prev,
}
/* Wait on the remaining request to complete */
- smpi_mpi_waitall( max_outstanding_reqs, sreq,
+ Request::waitall( max_outstanding_reqs, sreq,
MPI_STATUSES_IGNORE );
/* free requests */
if (io_root != root) {
if (root == rank) {
/* Receive result from rank io_root to recvbuf */
- smpi_mpi_recv(recvbuf, count, datatype, io_root,
+ Request::recv(recvbuf, count, datatype, io_root,
COLL_TAG_REDUCE, comm,
MPI_STATUS_IGNORE);
if (MPI_IN_PLACE == sendbuf) {
} else if (io_root == rank) {
/* Send result from use_this_recvbuf to root */
- smpi_mpi_send(use_this_recvbuf, count, datatype, root,
+ Request::send(use_this_recvbuf, count, datatype, root,
COLL_TAG_REDUCE,
comm);
smpi_free_tmp_buffer(use_this_recvbuf);
/* If not root, send data to the root. */
if (rank != root) {
- smpi_mpi_send(sbuf, count, dtype, root,
+ Request::send(sbuf, count, dtype, root,
COLL_TAG_REDUCE,
comm);
return MPI_SUCCESS;
if (rank == (size - 1)) {
smpi_datatype_copy((char*)sbuf, count, dtype,(char*)rbuf, count, dtype);
} else {
- smpi_mpi_recv(rbuf, count, dtype, size - 1,
+ Request::recv(rbuf, count, dtype, size - 1,
COLL_TAG_REDUCE, comm,
MPI_STATUS_IGNORE);
}
if (rank == i) {
inbuf = (char*)sbuf;
} else {
- smpi_mpi_recv(pml_buffer, count, dtype, i,
+ Request::recv(pml_buffer, count, dtype, i,
COLL_TAG_REDUCE, comm,
MPI_STATUS_IGNORE);
inbuf = pml_buffer;
#ifdef USE_Irecv
#define MPI_I_Sendrecv(sb,sc,sd,dest,st,rb,rc,rd,source,rt,comm,stat) \
{ MPI_Request req; \
- req=smpi_mpi_irecv(rb,rc,rd,source,rt,comm); \
- smpi_mpi_send(sb,sc,sd,dest,st,comm); \
- smpi_mpi_wait(&req,stat); \
+ req=Request::irecv(rb,rc,rd,source,rt,comm); \
+ Request::send(sb,sc,sd,dest,st,comm); \
+ Request::wait(&req,stat); \
}
#else
#ifdef USE_Isend
#define MPI_I_Sendrecv(sb,sc,sd,dest,st,rb,rc,rd,source,rt,comm,stat) \
{ MPI_Request req; \
req=mpi_mpi_isend(sb,sc,sd,dest,st,comm); \
- smpi_mpi_recv(rb,rc,rd,source,rt,comm,stat); \
- smpi_mpi_wait(&req,stat); \
+ Request::recv(rb,rc,rd,source,rt,comm,stat); \
+ Request::wait(&req,stat); \
}
#else
#define MPI_I_Sendrecv(sb,sc,sd,dest,st,rb,rc,rd,source,rt,comm,stat) \
- smpi_mpi_sendrecv(sb,sc,sd,dest,st,rb,rc,rd,source,rt,comm,stat)
+ Request::sendrecv(sb,sc,sd,dest,st,rb,rc,rd,source,rt,comm,stat)
#endif
#endif
comm, &status);
MPI_I_do_op(sendbuf, scr2buf, scr1buf,
count/2, datatype, op);
- smpi_mpi_recv(scr1buf + (count/2)*typelng, count - count/2,
+ Request::recv(scr1buf + (count/2)*typelng, count - count/2,
mpi_datatype, myrank+1, 1223, comm, &status);
computed = 1;
# ifdef DEBUG
sendbuf + (count/2)*typelng,
scr1buf + (count/2)*typelng,
count - count/2, datatype, op);
- smpi_mpi_send(scr1buf + (count/2)*typelng, count - count/2,
+ Request::send(scr1buf + (count/2)*typelng, count - count/2,
mpi_datatype, myrank-1, 1223, comm);
}
}
printf("[%2d] step 7 begin\n",myrank); fflush(stdout);
# endif
if (myrank%2 == 0 /*even*/)
- smpi_mpi_send(recvbuf, count, mpi_datatype, myrank+1, 1253, comm);
+ Request::send(recvbuf, count, mpi_datatype, myrank+1, 1253, comm);
else /*odd*/
- smpi_mpi_recv(recvbuf, count, mpi_datatype, myrank-1, 1253, comm, &status);
+ Request::recv(recvbuf, count, mpi_datatype, myrank-1, 1253, comm, &status);
}
}
if (myrank == 0) /* then mynewrank==0, x_start==0
x_count == count/x_size */
{
- smpi_mpi_send(scr1buf,x_count,mpi_datatype,root,1241,comm);
+ Request::send(scr1buf,x_count,mpi_datatype,root,1241,comm);
mynewrank = -1;
}
x_start = start_even[idx];
x_count = count_even[idx];
}
- smpi_mpi_recv(recvbuf,x_count,mpi_datatype,0,1241,comm,&status);
+ Request::recv(recvbuf,x_count,mpi_datatype,0,1241,comm,&status);
}
newroot = 0;
}
else
{ x_start = start_odd[idx]; x_count = count_odd[idx];
partner = mynewrank-x_base; }
- smpi_mpi_send(scr1buf + x_start*typelng, x_count, mpi_datatype,
+ Request::send(scr1buf + x_start*typelng, x_count, mpi_datatype,
OLDRANK(partner), 1244, comm);
}
else /*odd*/
else
{ x_start = start_even[idx]; x_count = count_even[idx];
partner = mynewrank-x_base; }
- smpi_mpi_recv((myrank==root ? recvbuf : scr1buf)
+ Request::recv((myrank==root ? recvbuf : scr1buf)
+ x_start*typelng, x_count, mpi_datatype,
OLDRANK(partner), 1244, comm, &status);
# ifdef DEBUG
memcpy(send_ptr, sendbuf != MPI_IN_PLACE ? sendbuf : recvbuf, extent * count);
//if ((rank != root))
- smpi_mpi_sendrecv(send_ptr, new_count, datatype, rank, tag,
+ Request::sendrecv(send_ptr, new_count, datatype, rank, tag,
recv_ptr, new_count, datatype, rank, tag, comm, &status);
rem = comm_size - pof2;
if (rank < 2 * rem) {
if (rank % 2 != 0) {
/* odd */
- smpi_mpi_send(recv_ptr, new_count, datatype, rank - 1, tag, comm);
+ Request::send(recv_ptr, new_count, datatype, rank - 1, tag, comm);
newrank = -1;
} else {
- smpi_mpi_recv(tmp_buf, count, datatype, rank + 1, tag, comm, &status);
+ Request::recv(tmp_buf, count, datatype, rank + 1, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recv_ptr, &new_count, &datatype);
newrank = rank / 2;
}
}
/* Send data from recvbuf. Recv into tmp_buf */
- smpi_mpi_sendrecv((char *) recv_ptr +
+ Request::sendrecv((char *) recv_ptr +
disps[send_idx] * extent,
send_cnt, datatype,
dst, tag,
for (i = 1; i < pof2; i++)
disps[i] = disps[i - 1] + cnts[i - 1];
- smpi_mpi_recv(recv_ptr, cnts[0], datatype, 0, tag, comm, &status);
+ Request::recv(recv_ptr, cnts[0], datatype, 0, tag, comm, &status);
newrank = 0;
send_idx = 0;
last_idx = 2;
} else if (newrank == 0) {
- smpi_mpi_send(recv_ptr, cnts[0], datatype, root, tag, comm);
+ Request::send(recv_ptr, cnts[0], datatype, root, tag, comm);
newrank = -1;
}
newroot = 0;
}
if (newdst_tree_root == newroot_tree_root) {
- smpi_mpi_send((char *) recv_ptr +
+ Request::send((char *) recv_ptr +
disps[send_idx] * extent,
send_cnt, datatype, dst, tag, comm);
break;
} else {
- smpi_mpi_recv((char *) recv_ptr +
+ Request::recv((char *) recv_ptr +
disps[recv_idx] * extent,
recv_cnt, datatype, dst, tag, comm, &status);
}
tmp_buf = (void *) smpi_get_tmp_sendbuffer(count * extent);
//if ((rank != root))
- smpi_mpi_sendrecv(sendbuf != MPI_IN_PLACE ? sendbuf : recvbuf, count, datatype, rank, tag,
+ Request::sendrecv(sendbuf != MPI_IN_PLACE ? sendbuf : recvbuf, count, datatype, rank, tag,
recvbuf, count, datatype, rank, tag, comm, &status);
rem = comm_size - pof2;
if (rank < 2 * rem) {
if (rank % 2 != 0) { /* odd */
- smpi_mpi_send(recvbuf, count, datatype, rank - 1, tag, comm);
+ Request::send(recvbuf, count, datatype, rank - 1, tag, comm);
newrank = -1;
}
else {
- smpi_mpi_recv(tmp_buf, count, datatype, rank + 1, tag, comm, &status);
+ Request::recv(tmp_buf, count, datatype, rank + 1, tag, comm, &status);
smpi_op_apply(op, tmp_buf, recvbuf, &count, &datatype);
newrank = rank / 2;
}
}
/* Send data from recvbuf. Recv into tmp_buf */
- smpi_mpi_sendrecv((char *) recvbuf +
+ Request::sendrecv((char *) recvbuf +
disps[send_idx] * extent,
send_cnt, datatype,
dst, tag,
for (i = 1; i < pof2; i++)
disps[i] = disps[i - 1] + cnts[i - 1];
- smpi_mpi_recv(recvbuf, cnts[0], datatype, 0, tag, comm, &status);
+ Request::recv(recvbuf, cnts[0], datatype, 0, tag, comm, &status);
newrank = 0;
send_idx = 0;
last_idx = 2;
} else if (newrank == 0) {
- smpi_mpi_send(recvbuf, cnts[0], datatype, root, tag, comm);
+ Request::send(recvbuf, cnts[0], datatype, root, tag, comm);
newrank = -1;
}
newroot = 0;
}
if (newdst_tree_root == newroot_tree_root) {
- smpi_mpi_send((char *) recvbuf +
+ Request::send((char *) recvbuf +
disps[send_idx] * extent,
send_cnt, datatype, dst, tag, comm);
break;
} else {
- smpi_mpi_recv((char *) recvbuf +
+ Request::recv((char *) recvbuf +
disps[recv_idx] * extent,
recv_cnt, datatype, dst, tag, comm, &status);
}
/* send the data that dst needs. recv data that this process
needs from src into tmp_recvbuf */
if (sendbuf != MPI_IN_PLACE)
- smpi_mpi_sendrecv(((char *)sendbuf+disps[dst]*extent),
+ Request::sendrecv(((char *)sendbuf+disps[dst]*extent),
recvcounts[dst], datatype, dst,
COLL_TAG_SCATTER, tmp_recvbuf,
recvcounts[rank], datatype, src,
COLL_TAG_SCATTER, comm,
MPI_STATUS_IGNORE);
else
- smpi_mpi_sendrecv(((char *)recvbuf+disps[dst]*extent),
+ Request::sendrecv(((char *)recvbuf+disps[dst]*extent),
recvcounts[dst], datatype, dst,
COLL_TAG_SCATTER, tmp_recvbuf,
recvcounts[rank], datatype, src,
send_offset += size;
}
- smpi_mpi_sendrecv(outgoing_data + send_offset*true_extent,
+ Request::sendrecv(outgoing_data + send_offset*true_extent,
size, datatype, peer, COLL_TAG_SCATTER,
incoming_data + recv_offset*true_extent,
size, datatype, peer, COLL_TAG_SCATTER,
received in tmp_recvbuf and then accumulated into
tmp_results. accumulation is done later below. */
- smpi_mpi_sendrecv(tmp_results, 1, sendtype, dst,
+ Request::sendrecv(tmp_results, 1, sendtype, dst,
COLL_TAG_SCATTER,
tmp_recvbuf, 1, recvtype, dst,
COLL_TAG_SCATTER, comm,
(rank < tree_root + nprocs_completed)
&& (dst >= tree_root + nprocs_completed)) {
/* send the current result */
- smpi_mpi_send(tmp_recvbuf, 1, recvtype,
+ Request::send(tmp_recvbuf, 1, recvtype,
dst, COLL_TAG_SCATTER,
comm);
}
else if ((dst < rank) &&
(dst < tree_root + nprocs_completed) &&
(rank >= tree_root + nprocs_completed)) {
- smpi_mpi_recv(tmp_recvbuf, 1, recvtype, dst,
+ Request::recv(tmp_recvbuf, 1, recvtype, dst,
COLL_TAG_SCATTER,
comm, MPI_STATUS_IGNORE);
received = 1;
two procs to do the rest of the algorithm */
if (rank < 2 * remain) {
if ((rank & 1) == 0) {
- smpi_mpi_send(result_buf, count, dtype, rank + 1,
+ Request::send(result_buf, count, dtype, rank + 1,
COLL_TAG_REDUCE_SCATTER,
comm);
/* we don't participate from here on out */
tmp_rank = -1;
} else {
- smpi_mpi_recv(recv_buf, count, dtype, rank - 1,
+ Request::recv(recv_buf, count, dtype, rank - 1,
COLL_TAG_REDUCE_SCATTER,
comm, MPI_STATUS_IGNORE);
/* actual data transfer. Send from result_buf,
receive into recv_buf */
if (send_count > 0 && recv_count != 0) {
- request=smpi_mpi_irecv(recv_buf + (ptrdiff_t)tmp_disps[recv_index] * extent,
+ request=Request::irecv(recv_buf + (ptrdiff_t)tmp_disps[recv_index] * extent,
recv_count, dtype, peer,
COLL_TAG_REDUCE_SCATTER,
comm);
}
}
if (recv_count > 0 && send_count != 0) {
- smpi_mpi_send(result_buf + (ptrdiff_t)tmp_disps[send_index] * extent,
+ Request::send(result_buf + (ptrdiff_t)tmp_disps[send_index] * extent,
send_count, dtype, peer,
COLL_TAG_REDUCE_SCATTER,
comm);
}
}
if (send_count > 0 && recv_count != 0) {
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
+ Request::wait(&request, MPI_STATUS_IGNORE);
}
/* if we received something on this step, push it into
if (rank < (2 * remain)) {
if ((rank & 1) == 0) {
if (rcounts[rank]) {
- smpi_mpi_recv(rbuf, rcounts[rank], dtype, rank + 1,
+ Request::recv(rbuf, rcounts[rank], dtype, rank + 1,
COLL_TAG_REDUCE_SCATTER,
comm, MPI_STATUS_IGNORE);
}
} else {
if (rcounts[rank - 1]) {
- smpi_mpi_send(result_buf + disps[rank - 1] * extent,
+ Request::send(result_buf + disps[rank - 1] * extent,
rcounts[rank - 1], dtype, rank - 1,
COLL_TAG_REDUCE_SCATTER,
comm);
inbi = 0;
/* Initialize first receive from the neighbor on the left */
- reqs[inbi]=smpi_mpi_irecv(inbuf[inbi], max_block_count, dtype, recv_from,
+ reqs[inbi]=Request::irecv(inbuf[inbi], max_block_count, dtype, recv_from,
COLL_TAG_REDUCE_SCATTER, comm
);
tmpsend = accumbuf + (ptrdiff_t)displs[recv_from] * extent;
- smpi_mpi_send(tmpsend, rcounts[recv_from], dtype, send_to,
+ Request::send(tmpsend, rcounts[recv_from], dtype, send_to,
COLL_TAG_REDUCE_SCATTER,
comm);
inbi = inbi ^ 0x1;
/* Post irecv for the current block */
- reqs[inbi]=smpi_mpi_irecv(inbuf[inbi], max_block_count, dtype, recv_from,
+ reqs[inbi]=Request::irecv(inbuf[inbi], max_block_count, dtype, recv_from,
COLL_TAG_REDUCE_SCATTER, comm
);
/* Wait on previous block to arrive */
- smpi_mpi_wait(&reqs[inbi ^ 0x1], MPI_STATUS_IGNORE);
+ Request::wait(&reqs[inbi ^ 0x1], MPI_STATUS_IGNORE);
/* Apply operation on previous block: result goes to rbuf
rbuf[prevblock] = inbuf[inbi ^ 0x1] (op) rbuf[prevblock]
smpi_op_apply(op, inbuf[inbi ^ 0x1], tmprecv, &(rcounts[prevblock]), &dtype);
/* send previous block to send_to */
- smpi_mpi_send(tmprecv, rcounts[prevblock], dtype, send_to,
+ Request::send(tmprecv, rcounts[prevblock], dtype, send_to,
COLL_TAG_REDUCE_SCATTER,
comm);
}
/* Wait on the last block to arrive */
- smpi_mpi_wait(&reqs[inbi], MPI_STATUS_IGNORE);
+ Request::wait(&reqs[inbi], MPI_STATUS_IGNORE);
/* Apply operation on the last block (my block)
rbuf[rank] = inbuf[inbi] (op) rbuf[rank] */
/* The root of the scatter operation is not the node leader. Recv
* data from the node leader */
leader_scatter_buf = smpi_get_tmp_sendbuffer(nbytes * comm_size);
- smpi_mpi_recv(leader_scatter_buf, nbytes * comm_size, MPI_BYTE,
+ Request::recv(leader_scatter_buf, nbytes * comm_size, MPI_BYTE,
root, COLL_TAG_SCATTER, comm, &status);
}
if (rank == root && local_rank != 0) {
/* The root of the scatter operation is not the node leader. Send
* data to the node leader */
- smpi_mpi_send(sendbuf, sendcnt * comm_size, sendtype,
+ Request::send(sendbuf, sendcnt * comm_size, sendtype,
leader_of_root, COLL_TAG_SCATTER, comm
);
}
/* The root of the scatter operation is not the node leader. Recv
* data from the node leader */
leader_scatter_buf = smpi_get_tmp_sendbuffer(nbytes * comm_size);
- smpi_mpi_recv(leader_scatter_buf, nbytes * comm_size, MPI_BYTE,
+ Request::recv(leader_scatter_buf, nbytes * comm_size, MPI_BYTE,
root, COLL_TAG_SCATTER, comm, &status);
}
if (rank == root && local_rank != 0) {
/* The root of the scatter operation is not the node leader. Send
* data to the node leader */
- smpi_mpi_send(sendbuf, sendcnt * comm_size, sendtype,
+ Request::send(sendbuf, sendcnt * comm_size, sendtype,
leader_of_root, COLL_TAG_SCATTER, comm);
}
if (!(vrank % 2)) {
if (rank != root) {
/* recv from parent on non-root */
- smpi_mpi_recv(ptmp, rcount*size, rdtype, bmtree->tree_prev,
+ Request::recv(ptmp, rcount*size, rdtype, bmtree->tree_prev,
COLL_TAG_SCATTER, comm, &status);
/* local copy to rbuf */
smpi_datatype_copy(ptmp, scount, sdtype, rbuf, rcount, rdtype);
mycount = size - vkid;
mycount *= scount;
- smpi_mpi_send(ptmp + total_send*sextent, mycount, sdtype,
+ Request::send(ptmp + total_send*sextent, mycount, sdtype,
bmtree->tree_next[i],
COLL_TAG_SCATTER,
comm);
} else {
/* recv from parent on leaf nodes */
- smpi_mpi_recv(ptmp, rcount, rdtype, bmtree->tree_prev,
+ Request::recv(ptmp, rcount, rdtype, bmtree->tree_prev,
COLL_TAG_SCATTER, comm, &status);
}
/* If not root, receive data. */
if (rank != root) {
- smpi_mpi_recv(rbuf, rcount, rdtype, root,
+ Request::recv(rbuf, rcount, rdtype, root,
COLL_TAG_SCATTER,
comm, MPI_STATUS_IGNORE);
return MPI_SUCCESS;
rdtype);
}
} else {
- smpi_mpi_send(ptmp, scount, sdtype, i,
+ Request::send(ptmp, scount, sdtype, i,
COLL_TAG_SCATTER,
comm);
}
#include "xbt/xbt_os_time.h"
#include "src/smpi/smpi_group.hpp"
#include "src/smpi/smpi_comm.hpp"
+#include "src/smpi/smpi_request.hpp"
#include "src/smpi/smpi_topo.hpp"
#include "src/smpi/smpi_win.hpp"
SG_BEGIN_DECL()
+
+using namespace simgrid::smpi;
+
struct s_smpi_process_data;
typedef struct s_smpi_process_data *smpi_process_data_t;
extern XBT_PRIVATE MPI_Comm MPI_COMM_UNINITIALIZED;
-typedef struct s_smpi_mpi_request {
- void *buf;
- /* in the case of non-contiguous memory the user address should be keep
- * to unserialize the data inside the user memory*/
- void *old_buf;
- /* this let us know how to unserialize at the end of
- * the communication*/
- MPI_Datatype old_type;
- size_t size;
- int src;
- int dst;
- int tag;
- //to handle cases where we have an unknown sender
- //We can't override src, tag, and size, because the request may be reused later
- int real_src;
- int real_tag;
- int truncated;
- size_t real_size;
- MPI_Comm comm;
- smx_activity_t action;
- unsigned flags;
- int detached;
- MPI_Request detached_sender;
- int refcount;
- MPI_Op op;
- int send;
- int recv;
-} s_smpi_mpi_request_t;
+
typedef struct s_smpi_mpi_comm_key_elem {
MPI_Comm_copy_attr_function* copy_fn;
MPI_Comm comm);
XBT_PRIVATE void smpi_empty_status(MPI_Status * status);
+XBT_PRIVATE int smpi_mpi_get_count(MPI_Status * status, MPI_Datatype datatype);
XBT_PRIVATE MPI_Op smpi_op_new(MPI_User_function * function, bool commute);
XBT_PRIVATE bool smpi_op_is_commute(MPI_Op op);
XBT_PRIVATE void smpi_op_destroy(MPI_Op op);
XBT_PRIVATE int smpi_info_add_f(MPI_Info info);
XBT_PRIVATE MPI_Info smpi_info_f2c(int info);
-XBT_PRIVATE MPI_Request smpi_mpi_send_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag,
- MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_mpi_recv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag,
- MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_mpi_ssend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag,
- MPI_Comm comm);
-XBT_PRIVATE void smpi_mpi_start(MPI_Request request);
-XBT_PRIVATE void smpi_mpi_startall(int count, MPI_Request * requests);
-XBT_PRIVATE void smpi_mpi_request_free(MPI_Request * request);
-XBT_PRIVATE MPI_Request smpi_isend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_mpi_isend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_issend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_mpi_issend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_irecv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_mpi_irecv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm);
-XBT_PRIVATE MPI_Request smpi_rma_send_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag,
- MPI_Comm comm, MPI_Op op);
-XBT_PRIVATE MPI_Request smpi_rma_recv_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag,
- MPI_Comm comm, MPI_Op op);
-XBT_PRIVATE void smpi_mpi_recv(void *buf, int count, MPI_Datatype datatype, int src,int tag, MPI_Comm comm,
- MPI_Status * status);
-XBT_PRIVATE void smpi_mpi_send(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
-XBT_PRIVATE void smpi_mpi_ssend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
-XBT_PRIVATE void smpi_mpi_sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype, int dst, int sendtag,
- void *recvbuf, int recvcount, MPI_Datatype recvtype, int src, int recvtag,
- MPI_Comm comm, MPI_Status * status);
-XBT_PRIVATE int smpi_mpi_test(MPI_Request * request, MPI_Status * status);
-XBT_PRIVATE int smpi_mpi_testany(int count, MPI_Request requests[], int *index, MPI_Status * status);
-XBT_PRIVATE int smpi_mpi_testall(int count, MPI_Request requests[], MPI_Status status[]);
-XBT_PRIVATE void smpi_mpi_probe(int source, int tag, MPI_Comm comm, MPI_Status* status);
-XBT_PRIVATE void smpi_mpi_iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status);
-XBT_PRIVATE int smpi_mpi_get_count(MPI_Status * status, MPI_Datatype datatype);
-XBT_PRIVATE void smpi_mpi_wait(MPI_Request * request, MPI_Status * status);
-XBT_PRIVATE int smpi_mpi_waitany(int count, MPI_Request requests[], MPI_Status * status);
-XBT_PRIVATE int smpi_mpi_waitall(int count, MPI_Request requests[], MPI_Status status[]);
-XBT_PRIVATE int smpi_mpi_waitsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[]);
-XBT_PRIVATE int smpi_mpi_testsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[]);
+
XBT_PRIVATE void smpi_mpi_bcast(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm comm);
XBT_PRIVATE void smpi_mpi_barrier(MPI_Comm comm);
XBT_PRIVATE void smpi_mpi_gather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_base, smpi, "Logging specific to SMPI (base)");
-extern void (*smpi_comm_copy_data_callback) (smx_activity_t, void*, size_t);
-
-
-static int match_recv(void* a, void* b, smx_activity_t ignored) {
- MPI_Request ref = static_cast<MPI_Request>(a);
- MPI_Request req = static_cast<MPI_Request>(b);
- XBT_DEBUG("Trying to match a recv of src %d against %d, tag %d against %d",ref->src,req->src, ref->tag, req->tag);
-
- xbt_assert(ref, "Cannot match recv against null reference");
- xbt_assert(req, "Cannot match recv against null request");
- if((ref->src == MPI_ANY_SOURCE || req->src == ref->src)
- && ((ref->tag == MPI_ANY_TAG && req->tag >=0) || req->tag == ref->tag)){
- //we match, we can transfer some values
- if(ref->src == MPI_ANY_SOURCE)
- ref->real_src = req->src;
- if(ref->tag == MPI_ANY_TAG)
- ref->real_tag = req->tag;
- if(ref->real_size < req->real_size)
- ref->truncated = 1;
- if(req->detached==1)
- ref->detached_sender=req; //tie the sender to the receiver, as it is detached and has to be freed in the receiver
- XBT_DEBUG("match succeeded");
- return 1;
- }else return 0;
-}
-
-static int match_send(void* a, void* b,smx_activity_t ignored) {
- MPI_Request ref = static_cast<MPI_Request>(a);
- MPI_Request req = static_cast<MPI_Request>(b);
- XBT_DEBUG("Trying to match a send of src %d against %d, tag %d against %d",ref->src,req->src, ref->tag, req->tag);
- xbt_assert(ref, "Cannot match send against null reference");
- xbt_assert(req, "Cannot match send against null request");
-
- if((req->src == MPI_ANY_SOURCE || req->src == ref->src)
- && ((req->tag == MPI_ANY_TAG && ref->tag >=0)|| req->tag == ref->tag)){
- if(req->src == MPI_ANY_SOURCE)
- req->real_src = ref->src;
- if(req->tag == MPI_ANY_TAG)
- req->real_tag = ref->tag;
- if(req->real_size < ref->real_size)
- req->truncated = 1;
- if(ref->detached==1)
- req->detached_sender=ref; //tie the sender to the receiver, as it is detached and has to be freed in the receiver
- XBT_DEBUG("match succeeded");
- return 1;
- } else
- return 0;
-}
-
-std::vector<s_smpi_factor_t> smpi_os_values;
-std::vector<s_smpi_factor_t> smpi_or_values;
-std::vector<s_smpi_factor_t> smpi_ois_values;
static simgrid::config::Flag<double> smpi_wtime_sleep(
"smpi/wtime", "Minimum time to inject inside a call to MPI_Wtime", 0.0);
static simgrid::config::Flag<double> smpi_init_sleep(
"smpi/init", "Time to inject inside a call to MPI_Init", 0.0);
-static simgrid::config::Flag<double> smpi_iprobe_sleep(
- "smpi/iprobe", "Minimum time to inject inside a call to MPI_Iprobe", 1e-4);
-static simgrid::config::Flag<double> smpi_test_sleep(
- "smpi/test", "Minimum time to inject inside a call to MPI_Test", 1e-4);
-
-
-static double smpi_os(size_t size)
-{
- if (smpi_os_values.empty()) {
- smpi_os_values = parse_factor(xbt_cfg_get_string("smpi/os"));
- }
- double current=smpi_os_values.empty()?0.0:smpi_os_values[0].values[0]+smpi_os_values[0].values[1]*size;
- // Iterate over all the sections that were specified and find the right
- // value. (fact.factor represents the interval sizes; we want to find the
- // section that has fact.factor <= size and no other such fact.factor <= size)
- // Note: parse_factor() (used before) already sorts the vector we iterate over!
- for (auto& fact : smpi_os_values) {
- if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
- XBT_DEBUG("os : %zu <= %zu return %.10f", size, fact.factor, current);
- return current;
- }else{
- // If the next section is too large, the current section must be used.
- // Hence, save the cost, as we might have to use it.
- current = fact.values[0]+fact.values[1]*size;
- }
- }
- XBT_DEBUG("Searching for smpi/os: %zu is larger than the largest boundary, return %.10f", size, current);
-
- return current;
-}
-
-static double smpi_ois(size_t size)
-{
- if (smpi_ois_values.empty()) {
- smpi_ois_values = parse_factor(xbt_cfg_get_string("smpi/ois"));
- }
- double current=smpi_ois_values.empty()?0.0:smpi_ois_values[0].values[0]+smpi_ois_values[0].values[1]*size;
- // Iterate over all the sections that were specified and find the right value. (fact.factor represents the interval
- // sizes; we want to find the section that has fact.factor <= size and no other such fact.factor <= size)
- // Note: parse_factor() (used before) already sorts the vector we iterate over!
- for (auto& fact : smpi_ois_values) {
- if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
- XBT_DEBUG("ois : %zu <= %zu return %.10f", size, fact.factor, current);
- return current;
- }else{
- // If the next section is too large, the current section must be used.
- // Hence, save the cost, as we might have to use it.
- current = fact.values[0]+fact.values[1]*size;
- }
- }
- XBT_DEBUG("Searching for smpi/ois: %zu is larger than the largest boundary, return %.10f", size, current);
-
- return current;
-}
-
-static double smpi_or(size_t size)
-{
- if (smpi_or_values.empty()) {
- smpi_or_values = parse_factor(xbt_cfg_get_string("smpi/or"));
- }
-
- double current=smpi_or_values.empty()?0.0:smpi_or_values.front().values[0]+smpi_or_values.front().values[1]*size;
-
- // Iterate over all the sections that were specified and find the right value. (fact.factor represents the interval
- // sizes; we want to find the section that has fact.factor <= size and no other such fact.factor <= size)
- // Note: parse_factor() (used before) already sorts the vector we iterate over!
- for (auto fact : smpi_or_values) {
- if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
- XBT_DEBUG("or : %zu <= %zu return %.10f", size, fact.factor, current);
- return current;
- } else {
- // If the next section is too large, the current section must be used.
- // Hence, save the cost, as we might have to use it.
- current=fact.values[0]+fact.values[1]*size;
- }
- }
- XBT_DEBUG("smpi_or: %zu is larger than largest boundary, return %.10f", size, current);
-
- return current;
-}
void smpi_mpi_init() {
if(smpi_init_sleep > 0)
return time;
}
-static MPI_Request build_request(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm,
- unsigned flags)
-{
- MPI_Request request = nullptr;
-
- void *old_buf = nullptr;
-
- request = xbt_new(s_smpi_mpi_request_t, 1);
-
- s_smpi_subtype_t *subtype = static_cast<s_smpi_subtype_t*>(datatype->substruct);
-
- if((((flags & RECV) != 0) && ((flags & ACCUMULATE) !=0)) || (datatype->sizeof_substruct != 0)){
- // This part handles the problem of non-contiguous memory
- old_buf = buf;
- buf = count==0 ? nullptr : xbt_malloc(count*smpi_datatype_size(datatype));
- if ((datatype->sizeof_substruct != 0) && ((flags & SEND) != 0)) {
- subtype->serialize(old_buf, buf, count, datatype->substruct);
- }
- }
-
- 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_type = datatype;
-
- request->size = smpi_datatype_size(datatype) * count;
- smpi_datatype_use(datatype);
- request->src = src;
- request->dst = dst;
- request->tag = tag;
- request->comm = comm;
- request->comm->use();
- 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->refcount = 1;
- else
- request->refcount = 0;
- request->op = MPI_REPLACE;
- request->send = 0;
- request->recv = 0;
-
- return request;
-}
-
-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->MPI_ERROR = MPI_SUCCESS;
- status->count=0;
- }
-}
-
-static void smpi_mpi_request_free_voidp(void* request)
-{
- MPI_Request req = static_cast<MPI_Request>(request);
- smpi_mpi_request_free(&req);
-}
-
-/* MPI Low level calls */
-MPI_Request smpi_mpi_send_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
- comm->group()->index(dst), tag, comm, PERSISTENT | SEND | PREPARED);
- return request;
-}
-
-MPI_Request smpi_mpi_ssend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
- comm->group()->index(dst), tag, comm, PERSISTENT | SSEND | SEND | PREPARED);
- return request;
-}
-
-MPI_Request smpi_mpi_recv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype,
- src == MPI_ANY_SOURCE ? MPI_ANY_SOURCE : comm->group()->index(src),
- smpi_process_index(), tag, comm, PERSISTENT | RECV | PREPARED);
- return request;
-}
-
-void smpi_mpi_start(MPI_Request request)
-{
- smx_mailbox_t mailbox;
-
- xbt_assert(request->action == nullptr, "Cannot (re-)start unfinished communication");
- request->flags &= ~PREPARED;
- request->flags &= ~FINISHED;
- request->refcount++;
-
- if ((request->flags & RECV) != 0) {
- print_request("New recv", request);
-
- int async_small_thresh = xbt_cfg_get_int("smpi/async-small-thresh");
-
- xbt_mutex_t mut = smpi_process_mailboxes_mutex();
- if (async_small_thresh != 0 || (request->flags & RMA) != 0)
- xbt_mutex_acquire(mut);
-
- if (async_small_thresh == 0 && (request->flags & RMA) == 0 ) {
- mailbox = smpi_process_mailbox();
- }
- else if (((request->flags & RMA) != 0) || static_cast<int>(request->size) < async_small_thresh) {
- //We have to check both mailboxes (because SSEND messages are sent to the large mbox).
- //begin with the more appropriate one : the small one.
- mailbox = smpi_process_mailbox_small();
- XBT_DEBUG("Is there a corresponding send already posted in the small mailbox %p (in case of SSEND)?", mailbox);
- smx_activity_t action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv,
- static_cast<void*>(request));
-
- 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 == nullptr) {
- XBT_DEBUG("Still nothing, switch back to the small mailbox : %p", mailbox);
- mailbox = smpi_process_mailbox_small();
- }
- } else {
- XBT_DEBUG("yes there was something for us in the large mailbox");
- }
- } else {
- mailbox = smpi_process_mailbox_small();
- XBT_DEBUG("Is there a corresponding send already posted the small mailbox?");
- smx_activity_t action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv, (void*)request);
-
- if (action == nullptr) {
- XBT_DEBUG("No, nothing in the permanent receive mailbox");
- mailbox = smpi_process_mailbox();
- } else {
- XBT_DEBUG("yes there was something for us in the small mailbox");
- }
- }
-
- // 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;
- request->action = simcall_comm_irecv(SIMIX_process_self(), mailbox, request->buf, &request->real_size, &match_recv,
- ! smpi_process_get_replaying()? smpi_comm_copy_data_callback
- : &smpi_comm_null_copy_buffer_callback, request, -1.0);
- XBT_DEBUG("recv simcall posted");
-
- if (async_small_thresh != 0 || (request->flags & RMA) != 0 )
- xbt_mutex_release(mut);
- } else { /* the RECV flag was not set, so this is a send */
- int receiver = request->dst;
-
- int rank = request->src;
- if (TRACE_smpi_view_internals()) {
- TRACE_smpi_send(rank, rank, receiver, request->tag, request->size);
- }
- print_request("New send", request);
-
- void* buf = request->buf;
- if ((request->flags & SSEND) == 0 && ( (request->flags & RMA) != 0
- || static_cast<int>(request->size) < xbt_cfg_get_int("smpi/send-is-detached-thresh") ) ) {
- void *oldbuf = nullptr;
- request->detached = 1;
- XBT_DEBUG("Send request %p is detached", request);
- request->refcount++;
- if(request->old_type->sizeof_substruct == 0){
- oldbuf = request->buf;
- if (!smpi_process_get_replaying() && oldbuf != nullptr && request->size!=0){
- if((smpi_privatize_global_variables != 0)
- && (static_cast<char*>(request->buf) >= smpi_start_data_exe)
- && (static_cast<char*>(request->buf) < smpi_start_data_exe + smpi_size_data_exe )){
- XBT_DEBUG("Privatization : We are sending from a zone inside global memory. Switch data segment ");
- smpi_switch_data_segment(request->src);
- }
- buf = xbt_malloc(request->size);
- memcpy(buf,oldbuf,request->size);
- XBT_DEBUG("buf %p copied into %p",oldbuf,buf);
- }
- }
- }
-
- //if we are giving back the control to the user without waiting for completion, we have to inject timings
- double sleeptime = 0.0;
- if(request->detached != 0 || ((request->flags & (ISEND|SSEND)) != 0)){// issend should be treated as isend
- //isend and send timings may be different
- sleeptime = ((request->flags & ISEND) != 0) ? smpi_ois(request->size) : smpi_os(request->size);
- }
-
- if(sleeptime > 0.0){
- simcall_process_sleep(sleeptime);
- XBT_DEBUG("sending size of %zu : sleep %f ", request->size, sleeptime);
- }
-
- int async_small_thresh = xbt_cfg_get_int("smpi/async-small-thresh");
-
- xbt_mutex_t mut=smpi_process_remote_mailboxes_mutex(receiver);
-
- if (async_small_thresh != 0 || (request->flags & RMA) != 0)
- xbt_mutex_acquire(mut);
-
- if (!(async_small_thresh != 0 || (request->flags & RMA) !=0)) {
- mailbox = smpi_process_remote_mailbox(receiver);
- } else if (((request->flags & RMA) != 0) || static_cast<int>(request->size) < async_small_thresh) { // eager mode
- mailbox = smpi_process_remote_mailbox(receiver);
- XBT_DEBUG("Is there a corresponding recv already posted in the large mailbox %p?", mailbox);
- smx_activity_t action = simcall_comm_iprobe(mailbox, 1,request->dst, request->tag, &match_send,
- static_cast<void*>(request));
- 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 {
- mailbox = smpi_process_remote_mailbox(receiver);
- XBT_DEBUG("Send request %p is in the large mailbox %p (buf: %p)",mailbox, request,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;
- request->action = simcall_comm_isend(SIMIX_process_from_PID(request->src+1), mailbox, request->size, -1.0,
- buf, request->real_size, &match_send,
- &xbt_free_f, // how to free the userdata if a detached send fails
- !smpi_process_get_replaying() ? smpi_comm_copy_data_callback
- : &smpi_comm_null_copy_buffer_callback, request,
- // detach if msg size < eager/rdv switch limit
- request->detached);
- XBT_DEBUG("send simcall posted");
-
- /* 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))
- xbt_mutex_release(mut);
- }
-}
-
-void smpi_mpi_startall(int count, MPI_Request * requests)
-{
- if(requests== nullptr)
- return;
-
- for(int i = 0; i < count; i++) {
- smpi_mpi_start(requests[i]);
- }
-}
-
-void smpi_mpi_request_free(MPI_Request * request)
-{
- if((*request) != MPI_REQUEST_NULL){
- (*request)->refcount--;
- if((*request)->refcount<0) xbt_die("wrong refcount");
-
- if((*request)->refcount==0){
- smpi_datatype_unuse((*request)->old_type);
- (*request)->comm->unuse();
- print_request("Destroying", (*request));
- xbt_free(*request);
- *request = MPI_REQUEST_NULL;
- }else{
- print_request("Decrementing", (*request));
- }
- }else{
- xbt_die("freeing an already free request");
- }
-}
-
-MPI_Request smpi_rma_send_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm,
- MPI_Op op)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- if(op==MPI_OP_NULL){
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf , count, datatype, src, dst, tag,
- comm, RMA | NON_PERSISTENT | ISEND | SEND | PREPARED);
- }else{
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src, dst, tag,
- comm, RMA | NON_PERSISTENT | ISEND | SEND | PREPARED | ACCUMULATE);
- request->op = op;
- }
- return request;
-}
-
-MPI_Request smpi_rma_recv_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm,
- MPI_Op op)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- if(op==MPI_OP_NULL){
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src, dst, tag,
- comm, RMA | NON_PERSISTENT | RECV | PREPARED);
- }else{
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src, dst, tag,
- comm, RMA | NON_PERSISTENT | RECV | PREPARED | ACCUMULATE);
- request->op = op;
- }
- return request;
-}
-
-MPI_Request smpi_isend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf , count, datatype, smpi_process_index(),
- comm->group()->index(dst), tag,comm, PERSISTENT | ISEND | SEND | PREPARED);
- return request;
-}
-
-MPI_Request smpi_mpi_isend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
- comm->group()->index(dst), tag, comm, NON_PERSISTENT | ISEND | SEND);
- smpi_mpi_start(request);
- return request;
-}
-
-MPI_Request smpi_mpi_issend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
- comm->group()->index(dst), tag,comm, NON_PERSISTENT | ISEND | SSEND | SEND);
- smpi_mpi_start(request);
- return request;
-}
-
-MPI_Request smpi_irecv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src == MPI_ANY_SOURCE ? MPI_ANY_SOURCE :
- comm->group()->index(src), smpi_process_index(), tag,
- comm, PERSISTENT | RECV | PREPARED);
- return request;
-}
-
-MPI_Request smpi_mpi_irecv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src == MPI_ANY_SOURCE ? MPI_ANY_SOURCE :
- comm->group()->index(src), smpi_process_index(), tag, comm,
- NON_PERSISTENT | RECV);
- smpi_mpi_start(request);
- return request;
-}
-
-void smpi_mpi_recv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status * status)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = smpi_mpi_irecv(buf, count, datatype, src, tag, comm);
- smpi_mpi_wait(&request, status);
- request = nullptr;
-}
-
-void smpi_mpi_send(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
- comm->group()->index(dst), tag, comm, NON_PERSISTENT | SEND);
-
- smpi_mpi_start(request);
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
- request = nullptr;
-}
-
-void smpi_mpi_ssend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
-{
- MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
- request = build_request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
- comm->group()->index(dst), tag, comm, NON_PERSISTENT | SSEND | SEND);
-
- smpi_mpi_start(request);
- smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
- request = nullptr;
-}
-
-void smpi_mpi_sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,int dst, int sendtag,
- void *recvbuf, int recvcount, MPI_Datatype recvtype, int src, int recvtag,
- MPI_Comm comm, MPI_Status * status)
-{
- MPI_Request requests[2];
- MPI_Status stats[2];
- int myid=smpi_process_index();
- if ((comm->group()->index(dst) == myid) && (comm->group()->index(src) == myid)){
- smpi_datatype_copy(sendbuf, sendcount, sendtype, recvbuf, recvcount, recvtype);
- return;
- }
- requests[0] = smpi_isend_init(sendbuf, sendcount, sendtype, dst, sendtag, comm);
- requests[1] = smpi_irecv_init(recvbuf, recvcount, recvtype, src, recvtag, comm);
- smpi_mpi_startall(2, requests);
- smpi_mpi_waitall(2, requests, stats);
- smpi_mpi_request_free(&requests[0]);
- smpi_mpi_request_free(&requests[1]);
- if(status != MPI_STATUS_IGNORE) {
- // Copy receive status
- *status = stats[1];
- }
-}
-
-int smpi_mpi_get_count(MPI_Status * status, MPI_Datatype datatype)
-{
- return status->count / smpi_datatype_size(datatype);
-}
-
-static void finish_wait(MPI_Request * request, MPI_Status * status)
-{
- MPI_Request req = *request;
- smpi_empty_status(status);
-
- if(!((req->detached != 0) && ((req->flags & SEND) != 0)) && ((req->flags & PREPARED) == 0)){
- if(status != MPI_STATUS_IGNORE) {
- int src = req->src == MPI_ANY_SOURCE ? req->real_src : req->src;
- status->MPI_SOURCE = req->comm->group()->rank(src);
- status->MPI_TAG = req->tag == MPI_ANY_TAG ? req->real_tag : req->tag;
- status->MPI_ERROR = req->truncated != 0 ? MPI_ERR_TRUNCATE : MPI_SUCCESS;
- // this handles the case were size in receive differs from size in send
- status->count = req->real_size;
- }
-
- print_request("Finishing", req);
- MPI_Datatype datatype = req->old_type;
-
- if(((req->flags & ACCUMULATE) != 0) || (datatype->sizeof_substruct != 0)){
- if (!smpi_process_get_replaying()){
- if( smpi_privatize_global_variables != 0 && (static_cast<char*>(req->old_buf) >= smpi_start_data_exe)
- && ((char*)req->old_buf < smpi_start_data_exe + smpi_size_data_exe )){
- XBT_VERB("Privatization : We are unserializing to a zone in global memory - Switch data segment ");
- smpi_switch_data_segment(smpi_process_index());
- }
- }
-
- if(datatype->sizeof_substruct != 0){
- // This part handles the problem of non-contignous memory the unserialization at the reception
- s_smpi_subtype_t *subtype = static_cast<s_smpi_subtype_t*>(datatype->substruct);
- if(req->flags & RECV)
- subtype->unserialize(req->buf, req->old_buf, req->real_size/smpi_datatype_size(datatype) ,
- datatype->substruct, req->op);
- xbt_free(req->buf);
- }else if(req->flags & RECV){//apply op on contiguous buffer for accumulate
- int n =req->real_size/smpi_datatype_size(datatype);
- smpi_op_apply(req->op, req->buf, req->old_buf, &n, &datatype);
- xbt_free(req->buf);
- }
- }
- }
-
- if (TRACE_smpi_view_internals() && ((req->flags & RECV) != 0)){
- int rank = smpi_process_index();
- int src_traced = (req->src == MPI_ANY_SOURCE ? req->real_src : req->src);
- TRACE_smpi_recv(rank, src_traced, rank,req->tag);
- }
-
- if(req->detached_sender != nullptr){
- //integrate pseudo-timing for buffering of small messages, do not bother to execute the simcall if 0
- double sleeptime = smpi_or(req->real_size);
- if(sleeptime > 0.0){
- simcall_process_sleep(sleeptime);
- XBT_DEBUG("receiving size of %zu : sleep %f ", req->real_size, sleeptime);
- }
- smpi_mpi_request_free(&(req->detached_sender));
- }
- if(req->flags & PERSISTENT)
- req->action = nullptr;
- req->flags |= FINISHED;
-
- smpi_mpi_request_free(request);
-}
-
-int smpi_mpi_test(MPI_Request * request, MPI_Status * status) {
- //assume that request is not MPI_REQUEST_NULL (filtered in PMPI_Test or smpi_mpi_testall before)
-
- // to avoid deadlocks if used as a break condition, such as
- // while (MPI_Test(request, flag, status) && flag) {
- // }
- // because the time will not normally advance when only calls to MPI_Test are made -> deadlock
- // multiplier to the sleeptime, to increase speed of execution, each failed test will increase it
- static int nsleeps = 1;
- if(smpi_test_sleep > 0)
- simcall_process_sleep(nsleeps*smpi_test_sleep);
-
- smpi_empty_status(status);
- int flag = 1;
- if (((*request)->flags & PREPARED) == 0) {
- if ((*request)->action != nullptr)
- flag = simcall_comm_test((*request)->action);
- if (flag) {
- finish_wait(request, status);
- nsleeps=1;//reset the number of sleeps we will do next time
- if (*request != MPI_REQUEST_NULL && ((*request)->flags & PERSISTENT)==0)
- *request = MPI_REQUEST_NULL;
- } else if (xbt_cfg_get_boolean("smpi/grow-injected-times")){
- nsleeps++;
- }
- }
- return flag;
-}
-
-int smpi_mpi_testany(int count, MPI_Request requests[], int *index, MPI_Status * status)
-{
- std::vector<simgrid::kernel::activity::ActivityImpl*> comms;
- comms.reserve(count);
-
- int i;
- int flag = 0;
-
- *index = MPI_UNDEFINED;
-
- std::vector<int> map; /** Maps all matching comms back to their location in requests **/
- for(i = 0; i < count; i++) {
- if ((requests[i] != MPI_REQUEST_NULL) && requests[i]->action && !(requests[i]->flags & PREPARED)) {
- comms.push_back(requests[i]->action);
- map.push_back(i);
- }
- }
- if(!map.empty()) {
- //multiplier to the sleeptime, to increase speed of execution, each failed testany will increase it
- static int nsleeps = 1;
- if(smpi_test_sleep > 0)
- simcall_process_sleep(nsleeps*smpi_test_sleep);
-
- i = simcall_comm_testany(comms.data(), comms.size()); // The i-th element in comms matches!
- if (i != -1) { // -1 is not MPI_UNDEFINED but a SIMIX return code. (nothing matches)
- *index = map[i];
- finish_wait(&requests[*index], status);
- flag = 1;
- nsleeps = 1;
- if (requests[*index] != MPI_REQUEST_NULL && (requests[*index]->flags & NON_PERSISTENT)) {
- requests[*index] = MPI_REQUEST_NULL;
- }
- } else {
- nsleeps++;
- }
- } else {
- //all requests are null or inactive, return true
- flag = 1;
- smpi_empty_status(status);
- }
-
- return flag;
-}
-
-int smpi_mpi_testall(int count, MPI_Request requests[], MPI_Status status[])
-{
- MPI_Status stat;
- MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
- int flag=1;
- for(int i=0; i<count; i++){
- if (requests[i] != MPI_REQUEST_NULL && !(requests[i]->flags & PREPARED)) {
- if (smpi_mpi_test(&requests[i], pstat)!=1){
- flag=0;
- }else{
- requests[i]=MPI_REQUEST_NULL;
- }
- }else{
- smpi_empty_status(pstat);
- }
- if(status != MPI_STATUSES_IGNORE) {
- status[i] = *pstat;
- }
- }
- return flag;
-}
-
-void smpi_mpi_probe(int source, int tag, MPI_Comm comm, MPI_Status* status){
- int flag=0;
- //FIXME find another way to avoid busy waiting ?
- // the issue here is that we have to wait on a nonexistent comm
- while(flag==0){
- smpi_mpi_iprobe(source, tag, comm, &flag, status);
- XBT_DEBUG("Busy Waiting on probing : %d", flag);
- }
-}
-
-void smpi_mpi_iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status){
- MPI_Request request = build_request(nullptr, 0, MPI_CHAR, source == MPI_ANY_SOURCE ? MPI_ANY_SOURCE :
- comm->group()->index(source), comm->rank(), tag, comm, PERSISTENT | RECV);
-
- // to avoid deadlock, we have to sleep some time here, or the timer won't advance and we will only do iprobe simcalls
- // (especially when used as a break condition, such as while(MPI_Iprobe(...)) ... )
- // nsleeps is a multiplier to the sleeptime, to increase speed of execution, each failed iprobe will increase it
- // (This can speed up the execution of certain applications by an order of magnitude, such as HPL)
- static int nsleeps = 1;
- double speed = simgrid::s4u::Actor::self()->host()->speed();
- double maxrate = xbt_cfg_get_double("smpi/iprobe-cpu-usage");
- if (smpi_iprobe_sleep > 0) {
- smx_activity_t iprobe_sleep = simcall_execution_start("iprobe", /* flops to executek*/nsleeps*smpi_iprobe_sleep*speed*maxrate, /* priority */1.0, /* performance bound */maxrate*speed);
- simcall_execution_wait(iprobe_sleep);
- }
- // behave like a receive, but don't do it
- smx_mailbox_t mailbox;
-
- print_request("New iprobe", request);
- // We have to test both mailboxes as we don't know if we will receive one one or another
- if (xbt_cfg_get_int("smpi/async-small-thresh") > 0){
- mailbox = smpi_process_mailbox_small();
- XBT_DEBUG("Trying to probe the perm recv mailbox");
- request->action = simcall_comm_iprobe(mailbox, 0, request->src, request->tag, &match_recv,
- static_cast<void*>(request));
- }
-
- 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 != nullptr){
- simgrid::kernel::activity::Comm *sync_comm = static_cast<simgrid::kernel::activity::Comm*>(request->action);
- MPI_Request req = static_cast<MPI_Request>(sync_comm->src_data);
- *flag = 1;
- if(status != MPI_STATUS_IGNORE && (req->flags & PREPARED) == 0) {
- status->MPI_SOURCE = comm->group()->rank(req->src);
- status->MPI_TAG = req->tag;
- status->MPI_ERROR = MPI_SUCCESS;
- status->count = req->real_size;
- }
- nsleeps = 1;//reset the number of sleeps we will do next time
- }
- else {
- *flag = 0;
- if (xbt_cfg_get_boolean("smpi/grow-injected-times"))
- nsleeps++;
- }
- smpi_mpi_request_free(&request);
-}
-
-void smpi_mpi_wait(MPI_Request * request, MPI_Status * status)
-{
- print_request("Waiting", *request);
- if ((*request)->flags & PREPARED) {
- smpi_empty_status(status);
- return;
- }
-
- if ((*request)->action != nullptr)
- // this is not a detached send
- simcall_comm_wait((*request)->action, -1.0);
-
- finish_wait(request, status);
- if (*request != MPI_REQUEST_NULL && (((*request)->flags & NON_PERSISTENT)!=0))
- *request = MPI_REQUEST_NULL;
-}
-
-static int sort_accumulates(MPI_Request a, MPI_Request b)
-{
- return (a->tag < b->tag);
-}
-
-int smpi_mpi_waitany(int count, MPI_Request requests[], MPI_Status * status)
-{
- s_xbt_dynar_t comms; // Keep it on stack to save some extra mallocs
- int i;
- int size = 0;
- int index = MPI_UNDEFINED;
- int *map;
-
- if(count > 0) {
- // Wait for a request to complete
- xbt_dynar_init(&comms, sizeof(smx_activity_t), nullptr);
- map = xbt_new(int, count);
- XBT_DEBUG("Wait for one of %d", count);
- for(i = 0; i < count; i++) {
- if (requests[i] != MPI_REQUEST_NULL && !(requests[i]->flags & PREPARED) && !(requests[i]->flags & FINISHED)) {
- if (requests[i]->action != nullptr) {
- XBT_DEBUG("Waiting any %p ", requests[i]);
- xbt_dynar_push(&comms, &requests[i]->action);
- map[size] = i;
- size++;
- } else {
- // This is a finished detached request, let's return this one
- size = 0; // so we free the dynar but don't do the waitany call
- index = i;
- finish_wait(&requests[i], status); // cleanup if refcount = 0
- if (requests[i] != MPI_REQUEST_NULL && (requests[i]->flags & NON_PERSISTENT))
- requests[i] = MPI_REQUEST_NULL; // set to null
- break;
- }
- }
- }
- if(size > 0) {
- i = simcall_comm_waitany(&comms, -1);
-
- // not MPI_UNDEFINED, as this is a simix return code
- if (i != -1) {
- index = map[i];
- //in case of an accumulate, we have to wait the end of all requests to apply the operation, ordered correctly.
- if ((requests[index] == MPI_REQUEST_NULL)
- || (!((requests[index]->flags & ACCUMULATE) && (requests[index]->flags & RECV)))){
- finish_wait(&requests[index], status);
- if (requests[i] != MPI_REQUEST_NULL && (requests[i]->flags & NON_PERSISTENT))
- requests[index] = MPI_REQUEST_NULL;
- }else{
- XBT_WARN("huu?");
- }
- }
- }
-
- xbt_dynar_free_data(&comms);
- xbt_free(map);
- }
-
- if (index==MPI_UNDEFINED)
- smpi_empty_status(status);
-
- return index;
-}
-
-int smpi_mpi_waitall(int count, MPI_Request requests[], MPI_Status status[])
-{
- std::vector<MPI_Request> accumulates;
- int index;
- MPI_Status stat;
- MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
- int retvalue = MPI_SUCCESS;
- //tag invalid requests in the set
- if (status != MPI_STATUSES_IGNORE) {
- for (int c = 0; c < count; c++) {
- if (requests[c] == MPI_REQUEST_NULL || requests[c]->dst == MPI_PROC_NULL || (requests[c]->flags & PREPARED)) {
- smpi_empty_status(&status[c]);
- } else if (requests[c]->src == MPI_PROC_NULL) {
- smpi_empty_status(&status[c]);
- status[c].MPI_SOURCE = MPI_PROC_NULL;
- }
- }
- }
- for (int c = 0; c < count; c++) {
- if (MC_is_active() || MC_record_replay_is_active()) {
- smpi_mpi_wait(&requests[c], pstat);
- index = c;
- } else {
- index = smpi_mpi_waitany(count, requests, pstat);
- if (index == MPI_UNDEFINED)
- break;
-
- if (requests[index] != MPI_REQUEST_NULL
- && (requests[index]->flags & RECV)
- && (requests[index]->flags & ACCUMULATE))
- accumulates.push_back(requests[index]);
- if (requests[index] != MPI_REQUEST_NULL && (requests[index]->flags & NON_PERSISTENT))
- 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 (!accumulates.empty()) {
- std::sort(accumulates.begin(), accumulates.end(), sort_accumulates);
- for (auto req : accumulates) {
- finish_wait(&req, status);
- }
- }
-
- return retvalue;
-}
-
-int smpi_mpi_waitsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[])
-{
- int i;
- int count = 0;
- int index;
- MPI_Status stat;
- MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
-
- for(i = 0; i < incount; i++)
- {
- index=smpi_mpi_waitany(incount, requests, pstat);
- if(index!=MPI_UNDEFINED){
- indices[count] = index;
- count++;
- if(status != MPI_STATUSES_IGNORE) {
- status[index] = *pstat;
- }
- if (requests[index] != MPI_REQUEST_NULL && (requests[index]->flags & NON_PERSISTENT))
- requests[index]=MPI_REQUEST_NULL;
- }else{
- return MPI_UNDEFINED;
- }
- }
- return count;
-}
-
-int smpi_mpi_testsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[])
-{
- int i;
- int count = 0;
- int count_dead = 0;
- MPI_Status stat;
- MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
-
- for(i = 0; i < incount; i++) {
- if((requests[i] != MPI_REQUEST_NULL)) {
- if(smpi_mpi_test(&requests[i], pstat)) {
- indices[i] = 1;
- count++;
- if(status != MPI_STATUSES_IGNORE) {
- status[i] = *pstat;
- }
- if ((requests[i] != MPI_REQUEST_NULL) && requests[i]->flags & NON_PERSISTENT)
- requests[i]=MPI_REQUEST_NULL;
- }
- }else{
- count_dead++;
- }
- }
- if(count_dead==incount)
- return MPI_UNDEFINED;
- else return count;
-}
void smpi_mpi_bcast(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm comm)
{
int size = comm->size();
if(rank != root) {
// Send buffer to root
- smpi_mpi_send(sendbuf, sendcount, sendtype, root, system_tag, comm);
+ Request::send(sendbuf, sendcount, sendtype, root, system_tag, comm);
} else {
smpi_datatype_extent(recvtype, &lb, &recvext);
// Local copy from root
int index = 0;
for (int src = 0; src < size; src++) {
if(src != root) {
- requests[index] = smpi_irecv_init(static_cast<char*>(recvbuf) + src * recvcount * recvext, recvcount, recvtype,
+ requests[index] = Request::irecv_init(static_cast<char*>(recvbuf) + src * recvcount * recvext, recvcount, recvtype,
src, system_tag, comm);
index++;
}
}
// Wait for completion of irecv's.
- smpi_mpi_startall(size - 1, requests);
- smpi_mpi_waitall(size - 1, requests, MPI_STATUS_IGNORE);
+ Request::startall(size - 1, requests);
+ Request::waitall(size - 1, requests, MPI_STATUS_IGNORE);
for (int src = 0; src < size-1; src++) {
- smpi_mpi_request_free(&requests[src]);
+ Request::unuse(&requests[src]);
}
xbt_free(requests);
}
int size = comm->size();
if (rank != root) {
// Send buffer to root
- smpi_mpi_send(sendbuf, sendcount, sendtype, root, system_tag, comm);
+ Request::send(sendbuf, sendcount, sendtype, root, system_tag, comm);
} else {
smpi_datatype_extent(recvtype, &lb, &recvext);
// Local copy from root
int index = 0;
for (int src = 0; src < size; src++) {
if(src != root) {
- requests[index] = smpi_irecv_init(static_cast<char*>(recvbuf) + displs[src] * recvext,
+ requests[index] = Request::irecv_init(static_cast<char*>(recvbuf) + displs[src] * recvext,
recvcounts[src], recvtype, src, system_tag, comm);
index++;
}
}
// Wait for completion of irecv's.
- smpi_mpi_startall(size - 1, requests);
- smpi_mpi_waitall(size - 1, requests, MPI_STATUS_IGNORE);
+ Request::startall(size - 1, requests);
+ Request::waitall(size - 1, requests, MPI_STATUS_IGNORE);
for (int src = 0; src < size-1; src++) {
- smpi_mpi_request_free(&requests[src]);
+ Request::unuse(&requests[src]);
}
xbt_free(requests);
}
int index = 0;
for (int other = 0; other < size; other++) {
if(other != rank) {
- requests[index] = smpi_isend_init(sendbuf, sendcount, sendtype, other, system_tag,comm);
+ requests[index] = Request::isend_init(sendbuf, sendcount, sendtype, other, system_tag,comm);
index++;
- requests[index] = smpi_irecv_init(static_cast<char *>(recvbuf) + other * recvcount * recvext, recvcount, recvtype,
+ requests[index] = Request::irecv_init(static_cast<char *>(recvbuf) + other * recvcount * recvext, recvcount, recvtype,
other, system_tag, comm);
index++;
}
}
// Wait for completion of all comms.
- smpi_mpi_startall(2 * (size - 1), requests);
- smpi_mpi_waitall(2 * (size - 1), requests, MPI_STATUS_IGNORE);
+ Request::startall(2 * (size - 1), requests);
+ Request::waitall(2 * (size - 1), requests, MPI_STATUS_IGNORE);
for (int other = 0; other < 2*(size-1); other++) {
- smpi_mpi_request_free(&requests[other]);
+ Request::unuse(&requests[other]);
}
xbt_free(requests);
}
for (int other = 0; other < size; other++) {
if(other != rank) {
requests[index] =
- smpi_isend_init(sendbuf, sendcount, sendtype, other, system_tag, comm);
+ Request::isend_init(sendbuf, sendcount, sendtype, other, system_tag, comm);
index++;
- requests[index] = smpi_irecv_init(static_cast<char *>(recvbuf) + displs[other] * recvext, recvcounts[other],
+ requests[index] = Request::irecv_init(static_cast<char *>(recvbuf) + displs[other] * recvext, recvcounts[other],
recvtype, other, system_tag, comm);
index++;
}
}
// Wait for completion of all comms.
- smpi_mpi_startall(2 * (size - 1), requests);
- smpi_mpi_waitall(2 * (size - 1), requests, MPI_STATUS_IGNORE);
+ Request::startall(2 * (size - 1), requests);
+ Request::waitall(2 * (size - 1), requests, MPI_STATUS_IGNORE);
for (int other = 0; other < 2*(size-1); other++) {
- smpi_mpi_request_free(&requests[other]);
+ Request::unuse(&requests[other]);
}
xbt_free(requests);
}
int size = comm->size();
if(rank != root) {
// Recv buffer from root
- smpi_mpi_recv(recvbuf, recvcount, recvtype, root, system_tag, comm, MPI_STATUS_IGNORE);
+ Request::recv(recvbuf, recvcount, recvtype, root, system_tag, comm, MPI_STATUS_IGNORE);
} else {
smpi_datatype_extent(sendtype, &lb, &sendext);
// Local copy from root
int index = 0;
for(int dst = 0; dst < size; dst++) {
if(dst != root) {
- requests[index] = smpi_isend_init(static_cast<char *>(sendbuf) + dst * sendcount * sendext, sendcount, sendtype,
+ requests[index] = Request::isend_init(static_cast<char *>(sendbuf) + dst * sendcount * sendext, sendcount, sendtype,
dst, system_tag, comm);
index++;
}
}
// Wait for completion of isend's.
- smpi_mpi_startall(size - 1, requests);
- smpi_mpi_waitall(size - 1, requests, MPI_STATUS_IGNORE);
+ Request::startall(size - 1, requests);
+ Request::waitall(size - 1, requests, MPI_STATUS_IGNORE);
for (int dst = 0; dst < size-1; dst++) {
- smpi_mpi_request_free(&requests[dst]);
+ Request::unuse(&requests[dst]);
}
xbt_free(requests);
}
int size = comm->size();
if(rank != root) {
// Recv buffer from root
- smpi_mpi_recv(recvbuf, recvcount, recvtype, root, system_tag, comm, MPI_STATUS_IGNORE);
+ Request::recv(recvbuf, recvcount, recvtype, root, system_tag, comm, MPI_STATUS_IGNORE);
} else {
smpi_datatype_extent(sendtype, &lb, &sendext);
// Local copy from root
int index = 0;
for (int dst = 0; dst < size; dst++) {
if (dst != root) {
- requests[index] = smpi_isend_init(static_cast<char *>(sendbuf) + displs[dst] * sendext, sendcounts[dst],
+ requests[index] = Request::isend_init(static_cast<char *>(sendbuf) + displs[dst] * sendext, sendcounts[dst],
sendtype, dst, system_tag, comm);
index++;
}
}
// Wait for completion of isend's.
- smpi_mpi_startall(size - 1, requests);
- smpi_mpi_waitall(size - 1, requests, MPI_STATUS_IGNORE);
+ Request::startall(size - 1, requests);
+ Request::waitall(size - 1, requests, MPI_STATUS_IGNORE);
for (int dst = 0; dst < size-1; dst++) {
- smpi_mpi_request_free(&requests[dst]);
+ Request::unuse(&requests[dst]);
}
xbt_free(requests);
}
if(rank != root) {
// Send buffer to root
- smpi_mpi_send(sendtmpbuf, count, datatype, root, system_tag, comm);
+ Request::send(sendtmpbuf, count, datatype, root, system_tag, comm);
} else {
smpi_datatype_extent(datatype, &lb, &dataext);
// Local copy from root
else
tmpbufs[index] = smpi_get_tmp_sendbuffer(count * dataext);
requests[index] =
- smpi_irecv_init(tmpbufs[index], count, datatype, src, system_tag, comm);
+ Request::irecv_init(tmpbufs[index], count, datatype, src, system_tag, comm);
index++;
}
}
// Wait for completion of irecv's.
- smpi_mpi_startall(size - 1, requests);
+ Request::startall(size - 1, requests);
for (int src = 0; src < size - 1; src++) {
- index = smpi_mpi_waitany(size - 1, requests, MPI_STATUS_IGNORE);
+ index = Request::waitany(size - 1, requests, MPI_STATUS_IGNORE);
XBT_DEBUG("finished waiting any request with index %d", index);
if(index == MPI_UNDEFINED) {
break;
}else{
- smpi_mpi_request_free(&requests[index]);
+ Request::unuse(&requests[index]);
}
if(op) /* op can be MPI_OP_NULL that does nothing */
smpi_op_apply(op, tmpbufs[index], recvbuf, &count, &datatype);
int index = 0;
for (int other = 0; other < rank; other++) {
tmpbufs[index] = smpi_get_tmp_sendbuffer(count * dataext);
- requests[index] = smpi_irecv_init(tmpbufs[index], count, datatype, other, system_tag, comm);
+ requests[index] = Request::irecv_init(tmpbufs[index], count, datatype, other, system_tag, comm);
index++;
}
for (int other = rank + 1; other < size; other++) {
- requests[index] = smpi_isend_init(sendbuf, count, datatype, other, system_tag, comm);
+ requests[index] = Request::isend_init(sendbuf, count, datatype, other, system_tag, comm);
index++;
}
// Wait for completion of all comms.
- smpi_mpi_startall(size - 1, requests);
+ Request::startall(size - 1, requests);
if(smpi_op_is_commute(op)){
for (int other = 0; other < size - 1; other++) {
- index = smpi_mpi_waitany(size - 1, requests, MPI_STATUS_IGNORE);
+ index = Request::waitany(size - 1, requests, MPI_STATUS_IGNORE);
if(index == MPI_UNDEFINED) {
break;
}
}else{
//non commutative case, wait in order
for (int other = 0; other < size - 1; other++) {
- smpi_mpi_wait(&(requests[other]), MPI_STATUS_IGNORE);
+ Request::wait(&(requests[other]), MPI_STATUS_IGNORE);
if(index < rank) {
smpi_op_apply(op, tmpbufs[other], recvbuf, &count, &datatype);
}
smpi_free_tmp_buffer(tmpbufs[index]);
}
for(index = 0; index < size-1; index++) {
- smpi_mpi_request_free(&requests[index]);
+ Request::unuse(&requests[index]);
}
xbt_free(tmpbufs);
xbt_free(requests);
int index = 0;
for (int other = 0; other < rank; other++) {
tmpbufs[index] = smpi_get_tmp_sendbuffer(count * dataext);
- requests[index] = smpi_irecv_init(tmpbufs[index], count, datatype, other, system_tag, comm);
+ requests[index] = Request::irecv_init(tmpbufs[index], count, datatype, other, system_tag, comm);
index++;
}
for (int other = rank + 1; other < size; other++) {
- requests[index] = smpi_isend_init(sendbuf, count, datatype, other, system_tag, comm);
+ requests[index] = Request::isend_init(sendbuf, count, datatype, other, system_tag, comm);
index++;
}
// Wait for completion of all comms.
- smpi_mpi_startall(size - 1, requests);
+ Request::startall(size - 1, requests);
if(smpi_op_is_commute(op)){
for (int other = 0; other < size - 1; other++) {
- index = smpi_mpi_waitany(size - 1, requests, MPI_STATUS_IGNORE);
+ index = Request::waitany(size - 1, requests, MPI_STATUS_IGNORE);
if(index == MPI_UNDEFINED) {
break;
}
}else{
//non commutative case, wait in order
for (int other = 0; other < size - 1; other++) {
- smpi_mpi_wait(&(requests[other]), MPI_STATUS_IGNORE);
+ Request::wait(&(requests[other]), MPI_STATUS_IGNORE);
if(index < rank) {
if (recvbuf_is_empty) {
smpi_datatype_copy(tmpbufs[other], count, datatype, recvbuf, count, datatype);
smpi_free_tmp_buffer(tmpbufs[index]);
}
for(index = 0; index < size-1; index++) {
- smpi_mpi_request_free(&requests[index]);
+ Request::unuse(&requests[index]);
}
xbt_free(tmpbufs);
xbt_free(requests);
}
+
+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->MPI_ERROR = MPI_SUCCESS;
+ status->count=0;
+ }
+}
+
+int smpi_mpi_get_count(MPI_Status * status, MPI_Datatype datatype)
+{
+ return status->count / smpi_datatype_size(datatype);
+}
+
+
/* Create all receives that will be posted first */
for (i = 0; i < size; ++i) {
if (i != rank) {
- requests[count] = smpi_irecv_init(static_cast<char *>(recvbuf) + i * recvcount * recvext, recvcount,
+ requests[count] = Request::irecv_init(static_cast<char *>(recvbuf) + i * recvcount * recvext, recvcount,
recvtype, i, system_tag, comm);
count++;
}else{
/* Now create all sends */
for (i = 0; i < size; ++i) {
if (i != rank) {
- requests[count] = smpi_isend_init(static_cast<char *>(sendbuf) + i * sendcount * sendext, sendcount,
+ requests[count] = Request::isend_init(static_cast<char *>(sendbuf) + i * sendcount * sendext, sendcount,
sendtype, i, system_tag, comm);
count++;
}else{
}
}
/* Wait for them all. */
- smpi_mpi_startall(count, requests);
+ Request::startall(count, requests);
XBT_DEBUG("<%d> wait for %d requests", rank, count);
- smpi_mpi_waitall(count, requests, MPI_STATUS_IGNORE);
+ Request::waitall(count, requests, MPI_STATUS_IGNORE);
for(i = 0; i < count; i++) {
if(requests[i]!=MPI_REQUEST_NULL)
- smpi_mpi_request_free(&requests[i]);
+ Request::unuse(&requests[i]);
}
xbt_free(requests);
}
/* Post all receives first -- a simple optimization */
count = 0;
for (i = (rank + 1) % size; i != rank; i = (i + 1) % size) {
- requests[count] = smpi_irecv_init(static_cast<char *>(recvbuf) + i * recvcount * recvext, recvcount,
+ requests[count] = Request::irecv_init(static_cast<char *>(recvbuf) + i * recvcount * recvext, recvcount,
recvtype, i, system_tag, comm);
count++;
}
* TODO: check the previous assertion
*/
for (i = (rank + size - 1) % size; i != rank; i = (i + size - 1) % size) {
- requests[count] = smpi_isend_init(static_cast<char *>(sendbuf) + i * sendcount * sendext, sendcount,
+ requests[count] = Request::isend_init(static_cast<char *>(sendbuf) + i * sendcount * sendext, sendcount,
sendtype, i, system_tag, comm);
count++;
}
/* Wait for them all. */
- smpi_mpi_startall(count, requests);
+ Request::startall(count, requests);
XBT_DEBUG("<%d> wait for %d requests", rank, count);
- smpi_mpi_waitall(count, requests, MPI_STATUS_IGNORE);
+ Request::waitall(count, requests, MPI_STATUS_IGNORE);
for(i = 0; i < count; i++) {
if(requests[i]!=MPI_REQUEST_NULL)
- smpi_mpi_request_free(&requests[i]);
+ Request::unuse(&requests[i]);
}
xbt_free(requests);
}
/* Create all receives that will be posted first */
for (i = 0; i < size; ++i) {
if (i != rank && recvcounts[i] != 0) {
- requests[count] = smpi_irecv_init(static_cast<char *>(recvbuf) + recvdisps[i] * recvext,
+ requests[count] = Request::irecv_init(static_cast<char *>(recvbuf) + recvdisps[i] * recvext,
recvcounts[i], recvtype, i, system_tag, comm);
count++;
}else{
/* Now create all sends */
for (i = 0; i < size; ++i) {
if (i != rank && sendcounts[i] != 0) {
- requests[count] = smpi_isend_init(static_cast<char *>(sendbuf) + senddisps[i] * sendext,
+ requests[count] = Request::isend_init(static_cast<char *>(sendbuf) + senddisps[i] * sendext,
sendcounts[i], sendtype, i, system_tag, comm);
count++;
}else{
}
}
/* Wait for them all. */
- smpi_mpi_startall(count, requests);
+ Request::startall(count, requests);
XBT_DEBUG("<%d> wait for %d requests", rank, count);
- smpi_mpi_waitall(count, requests, MPI_STATUS_IGNORE);
+ Request::waitall(count, requests, MPI_STATUS_IGNORE);
for(i = 0; i < count; i++) {
if(requests[i]!=MPI_REQUEST_NULL)
- smpi_mpi_request_free(&requests[i]);
+ Request::unuse(&requests[i]);
}
xbt_free(requests);
}
for (int j = 0; j < count; j++) {
if(rankmap[2 * j] != 0) {
group_snd[reqs]=new simgrid::smpi::Group(group_out);
- requests[reqs] = smpi_mpi_isend(&(group_snd[reqs]), 1, MPI_PTR, rankmap[2 * j], system_tag, this);
+ requests[reqs] = Request::isend(&(group_snd[reqs]), 1, MPI_PTR, rankmap[2 * j], system_tag, this);
reqs++;
}
}
if(i != 0) {
group_out->destroy();
}
- smpi_mpi_waitall(reqs, requests, MPI_STATUS_IGNORE);
+ Request::waitall(reqs, requests, MPI_STATUS_IGNORE);
xbt_free(requests);
}
}
group_out = group_root; /* exit with root's group */
} else {
if(color != MPI_UNDEFINED) {
- smpi_mpi_recv(&group_out, 1, MPI_PTR, 0, system_tag, this, MPI_STATUS_IGNORE);
+ Request::recv(&group_out, 1, MPI_PTR, 0, system_tag, this, MPI_STATUS_IGNORE);
} /* otherwise, exit with group_out == nullptr */
}
return group_out!=nullptr ? new simgrid::smpi::Comm(group_out, nullptr) : MPI_COMM_NULL;
return data->sampling;
}
-void print_request(const char *message, MPI_Request request)
-{
- XBT_VERB("%s request %p [buf = %p, size = %zu, src = %d, dst = %d, tag = %d, flags = %x]",
- message, request, request->buf, request->size, request->src, request->dst, request->tag, request->flags);
-}
-
void smpi_comm_set_copy_data_callback(void (*callback) (smx_activity_t, void*, size_t))
{
smpi_comm_copy_data_callback = callback;
} else if (dst == MPI_PROC_NULL) {
retval = MPI_SUCCESS;
} else {
- *request = smpi_mpi_send_init(buf, count, datatype, dst, tag, comm);
+ *request = Request::send_init(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
} else if (src == MPI_PROC_NULL) {
retval = MPI_SUCCESS;
} else {
- *request = smpi_mpi_recv_init(buf, count, datatype, src, tag, comm);
+ *request = Request::recv_init(buf, count, datatype, src, tag, comm);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
} else if (dst == MPI_PROC_NULL) {
retval = MPI_SUCCESS;
} else {
- *request = smpi_mpi_ssend_init(buf, count, datatype, dst, tag, comm);
+ *request = Request::ssend_init(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
if (request == nullptr || *request == MPI_REQUEST_NULL) {
retval = MPI_ERR_REQUEST;
} else {
- smpi_mpi_start(*request);
+ (*request)->start();
retval = MPI_SUCCESS;
}
smpi_bench_begin();
}
}
if(retval != MPI_ERR_REQUEST) {
- smpi_mpi_startall(count, requests);
+ Request::startall(count, requests);
}
}
smpi_bench_begin();
if (*request == MPI_REQUEST_NULL) {
retval = MPI_ERR_ARG;
} else {
- smpi_mpi_request_free(request);
+ Request::unuse(request);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
extra->send_size = count*dt_size_send;
TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__, extra);
- *request = smpi_mpi_irecv(buf, count, datatype, src, tag, comm);
+ *request = Request::irecv(buf, count, datatype, src, tag, comm);
retval = MPI_SUCCESS;
TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
- (*request)->recv = 1;
}
smpi_bench_begin();
TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__, extra);
TRACE_smpi_send(rank, rank, dst_traced, tag, count*smpi_datatype_size(datatype));
- *request = smpi_mpi_isend(buf, count, datatype, dst, tag, comm);
+ *request = Request::isend(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
- (*request)->send = 1;
}
smpi_bench_begin();
TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__, extra);
TRACE_smpi_send(rank, rank, dst_traced, tag, count*smpi_datatype_size(datatype));
- *request = smpi_mpi_issend(buf, count, datatype, dst, tag, comm);
+ *request = Request::issend(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
- (*request)->send = 1;
}
smpi_bench_begin();
extra->send_size = count * dt_size_send;
TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__, extra);
- smpi_mpi_recv(buf, count, datatype, src, tag, comm, status);
+ 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)
TRACE_smpi_send(rank, rank, dst_traced, tag,count*smpi_datatype_size(datatype));
}
- smpi_mpi_send(buf, count, datatype, dst, tag, comm);
+ Request::send(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__, extra);
TRACE_smpi_send(rank, rank, dst_traced, tag,count*smpi_datatype_size(datatype));
- smpi_mpi_ssend(buf, count, datatype, dst, tag, comm);
+ Request::ssend(buf, count, datatype, dst, tag, comm);
retval = MPI_SUCCESS;
TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__, extra);
TRACE_smpi_send(rank, rank, dst_traced, sendtag,sendcount*smpi_datatype_size(sendtype));
- smpi_mpi_sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf, recvcount, recvtype, src, recvtag, comm,
+ Request::sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf, recvcount, recvtype, src, recvtag, comm,
status);
retval = MPI_SUCCESS;
smpi_empty_status(status);
retval = MPI_SUCCESS;
} else {
- int rank = ((*request)->comm != MPI_COMM_NULL) ? smpi_process_index() : -1;
+ 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);
- *flag = smpi_mpi_test(request, status);
+ *flag = Request::test(request,status);
TRACE_smpi_testing_out(rank);
retval = MPI_SUCCESS;
if (index == nullptr || flag == nullptr) {
retval = MPI_ERR_ARG;
} else {
- *flag = smpi_mpi_testany(count, requests, index, status);
+ *flag = Request::testany(count, requests, index, status);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
if (flag == nullptr) {
retval = MPI_ERR_ARG;
} else {
- *flag = smpi_mpi_testall(count, requests, statuses);
+ *flag = Request::testall(count, requests, statuses);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
status->MPI_SOURCE = MPI_PROC_NULL;
retval = MPI_SUCCESS;
} else {
- smpi_mpi_probe(source, tag, comm, status);
+ Request::probe(source, tag, comm, status);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
status->MPI_SOURCE = MPI_PROC_NULL;
retval = MPI_SUCCESS;
} else {
- smpi_mpi_iprobe(source, tag, comm, flag, status);
+ Request::iprobe(source, tag, comm, flag, status);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
retval = MPI_SUCCESS;
} else {
- int rank = (request!=nullptr && (*request)->comm != MPI_COMM_NULL) ? smpi_process_index() : -1;
+ int rank = (request!=nullptr && (*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)->recv;
+ 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, src_traced, dst_traced, __FUNCTION__, extra);
- smpi_mpi_wait(request, status);
+ Request::wait(request, status);
retval = MPI_SUCCESS;
//the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
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->recv, req->tag, req->comm};
+ savedvals[i]=(savedvalstype){req->src(), req->dst(), (req->flags() & RECV), req->tag(), req->comm()};
}
}
int rank_traced = smpi_process_index();
extra->send_size=count;
TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__,extra);
- *index = smpi_mpi_waitany(count, requests, status);
+ *index = Request::waitany(count, requests, status);
if(*index!=MPI_UNDEFINED){
int src_traced = savedvals[*index].src;
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->recv, req->tag, 1, req->comm};
+ savedvals[i]=(savedvalstype){req->src(), req->dst(), (req->flags() & RECV), req->tag(), 1, req->comm()};
}else{
savedvals[i].valid=0;
}
extra->send_size=count;
TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__,extra);
- int retval = smpi_mpi_waitall(count, requests, status);
+ int retval =Request::waitall(count, requests, status);
for (int i = 0; i < count; i++) {
if(savedvals[i].valid){
if (outcount == nullptr) {
retval = MPI_ERR_ARG;
} else {
- *outcount = smpi_mpi_waitsome(incount, requests, indices, status);
+ *outcount = Request::waitsome(incount, requests, indices, status);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
if (outcount == nullptr) {
retval = MPI_ERR_ARG;
} else {
- *outcount = smpi_mpi_testsome(incount, requests, indices, status);
+ *outcount = Request::testsome(incount, requests, indices, status);
retval = MPI_SUCCESS;
}
smpi_bench_begin();
if (!TRACE_smpi_view_internals())
TRACE_smpi_send(rank, rank, dst_traced, 0, size*smpi_datatype_size(MPI_CURRENT_TYPE));
- smpi_mpi_send(nullptr, size, MPI_CURRENT_TYPE, to , 0, MPI_COMM_WORLD);
+ Request::send(nullptr, size, MPI_CURRENT_TYPE, to , 0, MPI_COMM_WORLD);
log_timed_action (action, clock);
if (!TRACE_smpi_view_internals())
TRACE_smpi_send(rank, rank, dst_traced, 0, size*smpi_datatype_size(MPI_CURRENT_TYPE));
- MPI_Request request = smpi_mpi_isend(nullptr, size, MPI_CURRENT_TYPE, to, 0,MPI_COMM_WORLD);
+ MPI_Request request = Request::isend(nullptr, size, MPI_CURRENT_TYPE, to, 0,MPI_COMM_WORLD);
TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
- request->send = 1;
get_reqq_self()->push_back(request);
//unknown size from the receiver point of view
if(size<=0.0){
- smpi_mpi_probe(from, 0, MPI_COMM_WORLD, &status);
+ Request::probe(from, 0, MPI_COMM_WORLD, &status);
size=status.count;
}
- smpi_mpi_recv(nullptr, size, MPI_CURRENT_TYPE, from, 0, MPI_COMM_WORLD, &status);
+ Request::recv(nullptr, size, MPI_CURRENT_TYPE, from, 0, MPI_COMM_WORLD, &status);
TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
if (!TRACE_smpi_view_internals()) {
MPI_Status status;
//unknow size from the receiver pov
if(size<=0.0){
- smpi_mpi_probe(from, 0, MPI_COMM_WORLD, &status);
+ Request::probe(from, 0, MPI_COMM_WORLD, &status);
size=status.count;
}
- MPI_Request request = smpi_mpi_irecv(nullptr, size, MPI_CURRENT_TYPE, from, 0, MPI_COMM_WORLD);
+ MPI_Request request = Request::irecv(nullptr, size, MPI_CURRENT_TYPE, from, 0, MPI_COMM_WORLD);
TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
- request->recv = 1;
get_reqq_self()->push_back(request);
log_timed_action (action, clock);
extra->type=TRACING_TEST;
TRACE_smpi_testing_in(rank, extra);
- int flag = smpi_mpi_test(&request, &status);
+ int flag = Request::test(&request, &status);
XBT_DEBUG("MPI_Test result: %d", flag);
/* push back request in vector to be caught by a subsequent wait. if the test did succeed, the request is now nullptr.*/
return;
}
- int rank = request->comm != MPI_COMM_NULL ? request->comm->rank() : -1;
+ int rank = request->comm() != MPI_COMM_NULL ? request->comm()->rank() : -1;
- MPI_Group group = request->comm->group();
- int src_traced = group->rank(request->src);
- int dst_traced = group->rank(request->dst);
- int is_wait_for_receive = request->recv;
+ MPI_Group group = request->comm()->group();
+ int src_traced = group->rank(request->src());
+ int dst_traced = group->rank(request->dst());
+ 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, src_traced, dst_traced, __FUNCTION__, extra);
- smpi_mpi_wait(&request, &status);
+ Request::wait(&request, &status);
TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
if (is_wait_for_receive)
int recvs_rcv[count_requests];
unsigned int i=0;
for (auto req : *(get_reqq_self())){
- if (req && req->recv){
- recvs_snd[i]=req->src;
- recvs_rcv[i]=req->dst;
+ if (req && (req->flags () & RECV)){
+ recvs_snd[i]=req->src();
+ recvs_rcv[i]=req->dst();
}else
recvs_snd[i]=-100;
i++;
}
- smpi_mpi_waitall(count_requests, &(*get_reqq_self())[0], status);
+ Request::waitall(count_requests, &(*get_reqq_self())[0], status);
for (i=0; i<count_requests;i++){
if (recvs_snd[i]!=-100)
requests[i] = req;
i++;
}
- smpi_mpi_waitall(count_requests, requests, status);
+ Request::waitall(count_requests, requests, status);
}
delete get_reqq_self();
active_processes--;
--- /dev/null
+/* Copyright (c) 2007-2015. 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 <xbt/config.hpp>
+#include <algorithm>
+
+#include "private.h"
+#include "xbt/replay.h"
+#include "mc/mc.h"
+#include "src/mc/mc_replay.h"
+#include "src/simix/smx_private.h"
+#include "simgrid/sg_config.h"
+#include "smpi/smpi_utils.hpp"
+#include <simgrid/s4u/host.hpp>
+
+#include "src/kernel/activity/SynchroComm.hpp"
+
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_request, smpi, "Logging specific to SMPI (reques)");
+
+static simgrid::config::Flag<double> smpi_iprobe_sleep(
+ "smpi/iprobe", "Minimum time to inject inside a call to MPI_Iprobe", 1e-4);
+static simgrid::config::Flag<double> smpi_test_sleep(
+ "smpi/test", "Minimum time to inject inside a call to MPI_Test", 1e-4);
+
+std::vector<s_smpi_factor_t> smpi_os_values;
+std::vector<s_smpi_factor_t> smpi_or_values;
+std::vector<s_smpi_factor_t> smpi_ois_values;
+
+extern void (*smpi_comm_copy_data_callback) (smx_activity_t, void*, size_t);
+
+static double smpi_os(size_t size)
+{
+ if (smpi_os_values.empty()) {
+ smpi_os_values = parse_factor(xbt_cfg_get_string("smpi/os"));
+ }
+ double current=smpi_os_values.empty()?0.0:smpi_os_values[0].values[0]+smpi_os_values[0].values[1]*size;
+ // Iterate over all the sections that were specified and find the right
+ // value. (fact.factor represents the interval sizes; we want to find the
+ // section that has fact.factor <= size and no other such fact.factor <= size)
+ // Note: parse_factor() (used before) already sorts the vector we iterate over!
+ for (auto& fact : smpi_os_values) {
+ if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
+ XBT_DEBUG("os : %zu <= %zu return %.10f", size, fact.factor, current);
+ return current;
+ }else{
+ // If the next section is too large, the current section must be used.
+ // Hence, save the cost, as we might have to use it.
+ current = fact.values[0]+fact.values[1]*size;
+ }
+ }
+ XBT_DEBUG("Searching for smpi/os: %zu is larger than the largest boundary, return %.10f", size, current);
+
+ return current;
+}
+
+static double smpi_ois(size_t size)
+{
+ if (smpi_ois_values.empty()) {
+ smpi_ois_values = parse_factor(xbt_cfg_get_string("smpi/ois"));
+ }
+ double current=smpi_ois_values.empty()?0.0:smpi_ois_values[0].values[0]+smpi_ois_values[0].values[1]*size;
+ // Iterate over all the sections that were specified and find the right value. (fact.factor represents the interval
+ // sizes; we want to find the section that has fact.factor <= size and no other such fact.factor <= size)
+ // Note: parse_factor() (used before) already sorts the vector we iterate over!
+ for (auto& fact : smpi_ois_values) {
+ if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
+ XBT_DEBUG("ois : %zu <= %zu return %.10f", size, fact.factor, current);
+ return current;
+ }else{
+ // If the next section is too large, the current section must be used.
+ // Hence, save the cost, as we might have to use it.
+ current = fact.values[0]+fact.values[1]*size;
+ }
+ }
+ XBT_DEBUG("Searching for smpi/ois: %zu is larger than the largest boundary, return %.10f", size, current);
+
+ return current;
+}
+
+static double smpi_or(size_t size)
+{
+ if (smpi_or_values.empty()) {
+ smpi_or_values = parse_factor(xbt_cfg_get_string("smpi/or"));
+ }
+
+ double current=smpi_or_values.empty()?0.0:smpi_or_values.front().values[0]+smpi_or_values.front().values[1]*size;
+
+ // Iterate over all the sections that were specified and find the right value. (fact.factor represents the interval
+ // sizes; we want to find the section that has fact.factor <= size and no other such fact.factor <= size)
+ // Note: parse_factor() (used before) already sorts the vector we iterate over!
+ for (auto fact : smpi_or_values) {
+ if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
+ XBT_DEBUG("or : %zu <= %zu return %.10f", size, fact.factor, current);
+ return current;
+ } else {
+ // If the next section is too large, the current section must be used.
+ // Hence, save the cost, as we might have to use it.
+ current=fact.values[0]+fact.values[1]*size;
+ }
+ }
+ XBT_DEBUG("smpi_or: %zu is larger than largest boundary, return %.10f", size, current);
+
+ return current;
+}
+
+
+namespace simgrid{
+namespace smpi{
+
+Request::Request(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm, unsigned flags) : src_(src), dst_(dst), tag_(tag), comm_(comm), flags_(flags)
+{
+ void *old_buf = nullptr;
+ s_smpi_subtype_t *subtype = static_cast<s_smpi_subtype_t*>(datatype->substruct);
+
+ if((((flags & RECV) != 0) && ((flags & ACCUMULATE) !=0)) || (datatype->sizeof_substruct != 0)){
+ // This part handles the problem of non-contiguous memory
+ old_buf = buf;
+ buf = count==0 ? nullptr : xbt_malloc(count*smpi_datatype_size(datatype));
+ if ((datatype->sizeof_substruct != 0) && ((flags & SEND) != 0)) {
+ subtype->serialize(old_buf, buf, count, datatype->substruct);
+ }
+ }
+ buf_ = buf;
+ // This part handles the problem of non-contiguous memory (for the unserialisation at the reception)
+ old_buf_ = old_buf;
+ old_type_ = datatype;
+ size_ = smpi_datatype_size(datatype) * count;
+ smpi_datatype_use(datatype);
+ comm_->use();
+ action_ = nullptr;
+ detached_ = 0;
+ detached_sender_ = nullptr;
+ real_src_ = 0;
+ truncated_ = 0;
+ real_size_ = 0;
+ real_tag_ = 0;
+ if (flags & PERSISTENT)
+ refcount_ = 1;
+ else
+ refcount_ = 0;
+ op_ = MPI_REPLACE;
+}
+
+
+//Request::destroy(void* request)
+//{
+// MPI_Request req = static_cast<MPI_Request>(request);
+// delete(req);
+//}
+
+MPI_Comm Request::comm(){
+ return comm_;
+}
+
+int Request::src(){
+ return src_;
+}
+
+int Request::dst(){
+ return dst_;
+}
+
+int Request::tag(){
+ return tag_;
+}
+
+int Request::flags(){
+ return flags_;
+}
+
+void Request::unuse(MPI_Request* request)
+{
+ if((*request) != MPI_REQUEST_NULL){
+ (*request)->refcount_--;
+ if((*request)->refcount_<0) xbt_die("wrong refcount");
+
+ if((*request)->refcount_==0){
+ smpi_datatype_unuse((*request)->old_type_);
+ (*request)->comm_->unuse();
+ (*request)->print_request("Destroying");
+ delete *request;
+ *request = MPI_REQUEST_NULL;
+ }else{
+ (*request)->print_request("Decrementing");
+ }
+ }else{
+ xbt_die("freeing an already free request");
+ }
+}
+
+
+int Request::match_recv(void* a, void* b, smx_activity_t ignored) {
+ MPI_Request ref = static_cast<MPI_Request>(a);
+ MPI_Request req = static_cast<MPI_Request>(b);
+ XBT_DEBUG("Trying to match a recv of src %d against %d, tag %d against %d",ref->src_,req->src_, ref->tag_, req->tag_);
+
+ xbt_assert(ref, "Cannot match recv against null reference");
+ xbt_assert(req, "Cannot match recv against null request");
+ if((ref->src_ == MPI_ANY_SOURCE || req->src_ == ref->src_)
+ && ((ref->tag_ == MPI_ANY_TAG && req->tag_ >=0) || req->tag_ == ref->tag_)){
+ //we match, we can transfer some values
+ if(ref->src_ == MPI_ANY_SOURCE)
+ ref->real_src_ = req->src_;
+ if(ref->tag_ == MPI_ANY_TAG)
+ ref->real_tag_ = req->tag_;
+ if(ref->real_size_ < req->real_size_)
+ ref->truncated_ = 1;
+ if(req->detached_==1)
+ ref->detached_sender_=req; //tie the sender to the receiver, as it is detached and has to be freed in the receiver
+ XBT_DEBUG("match succeeded");
+ return 1;
+ }else return 0;
+}
+
+int Request::match_send(void* a, void* b,smx_activity_t ignored) {
+ MPI_Request ref = static_cast<MPI_Request>(a);
+ MPI_Request req = static_cast<MPI_Request>(b);
+ XBT_DEBUG("Trying to match a send of src %d against %d, tag %d against %d",ref->src_,req->src_, ref->tag_, req->tag_);
+ xbt_assert(ref, "Cannot match send against null reference");
+ xbt_assert(req, "Cannot match send against null request");
+
+ if((req->src_ == MPI_ANY_SOURCE || req->src_ == ref->src_)
+ && ((req->tag_ == MPI_ANY_TAG && ref->tag_ >=0)|| req->tag_ == ref->tag_)){
+ if(req->src_ == MPI_ANY_SOURCE)
+ req->real_src_ = ref->src_;
+ if(req->tag_ == MPI_ANY_TAG)
+ req->real_tag_ = ref->tag_;
+ if(req->real_size_ < ref->real_size_)
+ req->truncated_ = 1;
+ if(ref->detached_==1)
+ req->detached_sender_=ref; //tie the sender to the receiver, as it is detached and has to be freed in the receiver
+ XBT_DEBUG("match succeeded");
+ return 1;
+ } else
+ return 0;
+}
+
+void Request::print_request(const char *message)
+{
+ XBT_VERB("%s request %p [buf = %p, size = %zu, src = %d, dst = %d, tag = %d, flags = %x]",
+ message, this, buf_, size_, src_, dst_, tag_, flags_);
+}
+
+
+/* factories, to hide the internal flags from the caller */
+MPI_Request Request::send_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
+ comm->group()->index(dst), tag, comm, PERSISTENT | SEND | PREPARED);
+ return request;
+}
+
+MPI_Request Request::ssend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
+ comm->group()->index(dst), tag, comm, PERSISTENT | SSEND | SEND | PREPARED);
+ return request;
+}
+
+MPI_Request Request::isend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf , count, datatype, smpi_process_index(),
+ comm->group()->index(dst), tag,comm, PERSISTENT | ISEND | SEND | PREPARED);
+ return request;
+}
+
+
+MPI_Request Request::rma_send_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm,
+ MPI_Op op)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ if(op==MPI_OP_NULL){
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf , count, datatype, src, dst, tag,
+ comm, RMA | NON_PERSISTENT | ISEND | SEND | PREPARED);
+ }else{
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src, dst, tag,
+ comm, RMA | NON_PERSISTENT | ISEND | SEND | PREPARED | ACCUMULATE);
+ request->op_ = op;
+ }
+ return request;
+}
+
+MPI_Request Request::recv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype,
+ src == MPI_ANY_SOURCE ? MPI_ANY_SOURCE : comm->group()->index(src),
+ smpi_process_index(), tag, comm, PERSISTENT | RECV | PREPARED);
+ return request;
+}
+
+MPI_Request Request::rma_recv_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm,
+ MPI_Op op)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ if(op==MPI_OP_NULL){
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src, dst, tag,
+ comm, RMA | NON_PERSISTENT | RECV | PREPARED);
+ }else{
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src, dst, tag,
+ comm, RMA | NON_PERSISTENT | RECV | PREPARED | ACCUMULATE);
+ request->op_ = op;
+ }
+ return request;
+}
+
+MPI_Request Request::irecv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src == MPI_ANY_SOURCE ? MPI_ANY_SOURCE :
+ comm->group()->index(src), smpi_process_index(), tag,
+ comm, PERSISTENT | RECV | PREPARED);
+ return request;
+}
+
+MPI_Request Request::isend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
+ comm->group()->index(dst), tag, comm, NON_PERSISTENT | ISEND | SEND);
+ request->start();
+ return request;
+}
+
+MPI_Request Request::issend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
+ comm->group()->index(dst), tag,comm, NON_PERSISTENT | ISEND | SSEND | SEND);
+ request->start();
+ return request;
+}
+
+
+MPI_Request Request::irecv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, src == MPI_ANY_SOURCE ? MPI_ANY_SOURCE :
+ comm->group()->index(src), smpi_process_index(), tag, comm,
+ NON_PERSISTENT | RECV);
+ request->start();
+ return request;
+}
+
+void Request::recv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status * status)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = irecv(buf, count, datatype, src, tag, comm);
+ wait(&request,status);
+ request = nullptr;
+}
+
+void Request::send(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
+ comm->group()->index(dst), tag, comm, NON_PERSISTENT | SEND);
+
+ request->start();
+ wait(&request, MPI_STATUS_IGNORE);
+ request = nullptr;
+}
+
+void Request::ssend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
+{
+ MPI_Request request = nullptr; /* MC needs the comm to be set to nullptr during the call */
+ request = new Request(buf==MPI_BOTTOM ? nullptr : buf, count, datatype, smpi_process_index(),
+ comm->group()->index(dst), tag, comm, NON_PERSISTENT | SSEND | SEND);
+
+ request->start();
+ wait(&request,MPI_STATUS_IGNORE);
+ request = nullptr;
+}
+
+
+
+void Request::sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,int dst, int sendtag,
+ void *recvbuf, int recvcount, MPI_Datatype recvtype, int src, int recvtag,
+ MPI_Comm comm, MPI_Status * status)
+{
+ MPI_Request requests[2];
+ MPI_Status stats[2];
+ int myid=smpi_process_index();
+ if ((comm->group()->index(dst) == myid) && (comm->group()->index(src) == myid)){
+ smpi_datatype_copy(sendbuf, sendcount, sendtype, recvbuf, recvcount, recvtype);
+ return;
+ }
+ requests[0] = isend_init(sendbuf, sendcount, sendtype, dst, sendtag, comm);
+ requests[1] = irecv_init(recvbuf, recvcount, recvtype, src, recvtag, comm);
+ startall(2, requests);
+ waitall(2, requests, stats);
+ unuse(&requests[0]);
+ unuse(&requests[1]);
+ if(status != MPI_STATUS_IGNORE) {
+ // Copy receive status
+ *status = stats[1];
+ }
+}
+
+
+
+void Request::start()
+{
+ smx_mailbox_t mailbox;
+
+ xbt_assert(action_ == nullptr, "Cannot (re-)start unfinished communication");
+ flags_ &= ~PREPARED;
+ flags_ &= ~FINISHED;
+ refcount_++;
+
+ if ((flags_ & RECV) != 0) {
+ this->print_request("New recv");
+
+ int async_small_thresh = xbt_cfg_get_int("smpi/async-small-thresh");
+
+ xbt_mutex_t mut = smpi_process_mailboxes_mutex();
+ if (async_small_thresh != 0 || (flags_ & RMA) != 0)
+ xbt_mutex_acquire(mut);
+
+ if (async_small_thresh == 0 && (flags_ & RMA) == 0 ) {
+ mailbox = smpi_process_mailbox();
+ }
+ else if (((flags_ & RMA) != 0) || static_cast<int>(size_) < async_small_thresh) {
+ //We have to check both mailboxes (because SSEND messages are sent to the large mbox).
+ //begin with the more appropriate one : the small one.
+ mailbox = smpi_process_mailbox_small();
+ XBT_DEBUG("Is there a corresponding send already posted in the small mailbox %p (in case of SSEND)?", mailbox);
+ smx_activity_t action = simcall_comm_iprobe(mailbox, 0, src_,tag_, &match_recv,
+ static_cast<void*>(this));
+
+ 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, src_,tag_, &match_recv, static_cast<void*>(this));
+ if (action == nullptr) {
+ XBT_DEBUG("Still nothing, switch back to the small mailbox : %p", mailbox);
+ mailbox = smpi_process_mailbox_small();
+ }
+ } else {
+ XBT_DEBUG("yes there was something for us in the large mailbox");
+ }
+ } else {
+ mailbox = smpi_process_mailbox_small();
+ XBT_DEBUG("Is there a corresponding send already posted the small mailbox?");
+ smx_activity_t action = simcall_comm_iprobe(mailbox, 0, src_,tag_, &match_recv, static_cast<void*>(this));
+
+ if (action == nullptr) {
+ XBT_DEBUG("No, nothing in the permanent receive mailbox");
+ mailbox = smpi_process_mailbox();
+ } else {
+ XBT_DEBUG("yes there was something for us in the small mailbox");
+ }
+ }
+
+ // we make a copy here, as the size is modified by simix, and we may reuse the request in another receive later
+ real_size_=size_;
+ action_ = simcall_comm_irecv(SIMIX_process_self(), mailbox, buf_, &real_size_, &match_recv,
+ ! smpi_process_get_replaying()? smpi_comm_copy_data_callback
+ : &smpi_comm_null_copy_buffer_callback, this, -1.0);
+ XBT_DEBUG("recv simcall posted");
+
+ if (async_small_thresh != 0 || (flags_ & RMA) != 0 )
+ xbt_mutex_release(mut);
+ } else { /* the RECV flag was not set, so this is a send */
+ int receiver = dst_;
+
+ int rank = src_;
+ if (TRACE_smpi_view_internals()) {
+ TRACE_smpi_send(rank, rank, receiver, tag_, size_);
+ }
+ this->print_request("New send");
+
+ void* buf = buf_;
+ if ((flags_ & SSEND) == 0 && ( (flags_ & RMA) != 0
+ || static_cast<int>(size_) < xbt_cfg_get_int("smpi/send-is-detached-thresh") ) ) {
+ void *oldbuf = nullptr;
+ detached_ = 1;
+ XBT_DEBUG("Send request %p is detached", this);
+ refcount_++;
+ if(old_type_->sizeof_substruct == 0){
+ oldbuf = buf_;
+ if (!smpi_process_get_replaying() && oldbuf != nullptr && size_!=0){
+ if((smpi_privatize_global_variables != 0)
+ && (static_cast<char*>(buf_) >= smpi_start_data_exe)
+ && (static_cast<char*>(buf_) < smpi_start_data_exe + smpi_size_data_exe )){
+ XBT_DEBUG("Privatization : We are sending from a zone inside global memory. Switch data segment ");
+ smpi_switch_data_segment(src_);
+ }
+ buf = xbt_malloc(size_);
+ memcpy(buf,oldbuf,size_);
+ XBT_DEBUG("buf %p copied into %p",oldbuf,buf);
+ }
+ }
+ }
+
+ //if we are giving back the control to the user without waiting for completion, we have to inject timings
+ double sleeptime = 0.0;
+ if(detached_ != 0 || ((flags_ & (ISEND|SSEND)) != 0)){// issend should be treated as isend
+ //isend and send timings may be different
+ sleeptime = ((flags_ & ISEND) != 0) ? smpi_ois(size_) : smpi_os(size_);
+ }
+
+ if(sleeptime > 0.0){
+ simcall_process_sleep(sleeptime);
+ XBT_DEBUG("sending size of %zu : sleep %f ", size_, sleeptime);
+ }
+
+ int async_small_thresh = xbt_cfg_get_int("smpi/async-small-thresh");
+
+ xbt_mutex_t mut=smpi_process_remote_mailboxes_mutex(receiver);
+
+ if (async_small_thresh != 0 || (flags_ & RMA) != 0)
+ xbt_mutex_acquire(mut);
+
+ if (!(async_small_thresh != 0 || (flags_ & RMA) !=0)) {
+ mailbox = smpi_process_remote_mailbox(receiver);
+ } else if (((flags_ & RMA) != 0) || static_cast<int>(size_) < async_small_thresh) { // eager mode
+ mailbox = smpi_process_remote_mailbox(receiver);
+ XBT_DEBUG("Is there a corresponding recv already posted in the large mailbox %p?", mailbox);
+ smx_activity_t action = simcall_comm_iprobe(mailbox, 1,dst_, tag_, &match_send,
+ static_cast<void*>(this));
+ if (action == nullptr) {
+ if ((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,dst_, tag_, &match_send, static_cast<void*>(this));
+ 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 {
+ mailbox = smpi_process_remote_mailbox(receiver);
+ XBT_DEBUG("Send request %p is in the large mailbox %p (buf: %p)",mailbox, this,buf_);
+ }
+
+ // we make a copy here, as the size is modified by simix, and we may reuse the request in another receive later
+ real_size_=size_;
+ action_ = simcall_comm_isend(SIMIX_process_from_PID(src_+1), mailbox, size_, -1.0,
+ buf, real_size_, &match_send,
+ &xbt_free_f, // how to free the userdata if a detached send fails
+ !smpi_process_get_replaying() ? smpi_comm_copy_data_callback
+ : &smpi_comm_null_copy_buffer_callback, this,
+ // detach if msg size < eager/rdv switch limit
+ detached_);
+ XBT_DEBUG("send simcall posted");
+
+ /* FIXME: detached sends are not traceable (action_ == nullptr) */
+ if (action_ != nullptr)
+ simcall_set_category(action_, TRACE_internal_smpi_get_category());
+
+ if (async_small_thresh != 0 || ((flags_ & RMA)!=0))
+ xbt_mutex_release(mut);
+ }
+}
+
+
+void Request::startall(int count, MPI_Request * requests)
+{
+ if(requests== nullptr)
+ return;
+
+ for(int i = 0; i < count; i++) {
+ requests[i]->start();
+ }
+}
+
+int Request::test(MPI_Request * request, MPI_Status * status) {
+ //assume that request is not MPI_REQUEST_NULL (filtered in PMPI_Test or testall before)
+
+ // to avoid deadlocks if used as a break condition, such as
+ // while (MPI_Test(request, flag, status) && flag) {
+ // }
+ // because the time will not normally advance when only calls to MPI_Test are made -> deadlock
+ // multiplier to the sleeptime, to increase speed of execution, each failed test will increase it
+ static int nsleeps = 1;
+ if(smpi_test_sleep > 0)
+ simcall_process_sleep(nsleeps*smpi_test_sleep);
+
+ smpi_empty_status(status);
+ int flag = 1;
+ if (((*request)->flags_ & PREPARED) == 0) {
+ if ((*request)->action_ != nullptr)
+ flag = simcall_comm_test((*request)->action_);
+ if (flag) {
+ finish_wait(request,status);
+ nsleeps=1;//reset the number of sleeps we will do next time
+ if (*request != MPI_REQUEST_NULL && ((*request)->flags_ & PERSISTENT)==0)
+ *request = MPI_REQUEST_NULL;
+ } else if (xbt_cfg_get_boolean("smpi/grow-injected-times")){
+ nsleeps++;
+ }
+ }
+ return flag;
+}
+
+
+int Request::testsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[])
+{
+ int i;
+ int count = 0;
+ int count_dead = 0;
+ MPI_Status stat;
+ MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
+
+ for(i = 0; i < incount; i++) {
+ if((requests[i] != MPI_REQUEST_NULL)) {
+ if(test(&requests[i], pstat)) {
+ indices[i] = 1;
+ count++;
+ if(status != MPI_STATUSES_IGNORE) {
+ status[i] = *pstat;
+ }
+ if ((requests[i] != MPI_REQUEST_NULL) && requests[i]->flags_ & NON_PERSISTENT)
+ requests[i]=MPI_REQUEST_NULL;
+ }
+ }else{
+ count_dead++;
+ }
+ }
+ if(count_dead==incount)
+ return MPI_UNDEFINED;
+ else return count;
+}
+
+
+int Request::testany(int count, MPI_Request requests[], int *index, MPI_Status * status)
+{
+ std::vector<simgrid::kernel::activity::ActivityImpl*> comms;
+ comms.reserve(count);
+
+ int i;
+ int flag = 0;
+
+ *index = MPI_UNDEFINED;
+
+ std::vector<int> map; /** Maps all matching comms back to their location in requests **/
+ for(i = 0; i < count; i++) {
+ if ((requests[i] != MPI_REQUEST_NULL) && requests[i]->action_ && !(requests[i]->flags_ & PREPARED)) {
+ comms.push_back(requests[i]->action_);
+ map.push_back(i);
+ }
+ }
+ if(!map.empty()) {
+ //multiplier to the sleeptime, to increase speed of execution, each failed testany will increase it
+ static int nsleeps = 1;
+ if(smpi_test_sleep > 0)
+ simcall_process_sleep(nsleeps*smpi_test_sleep);
+
+ i = simcall_comm_testany(comms.data(), comms.size()); // The i-th element in comms matches!
+ if (i != -1) { // -1 is not MPI_UNDEFINED but a SIMIX return code. (nothing matches)
+ *index = map[i];
+ finish_wait(&requests[*index],status);
+ flag = 1;
+ nsleeps = 1;
+ if (requests[*index] != MPI_REQUEST_NULL && (requests[*index]->flags_ & NON_PERSISTENT)) {
+ requests[*index] = MPI_REQUEST_NULL;
+ }
+ } else {
+ nsleeps++;
+ }
+ } else {
+ //all requests are null or inactive, return true
+ flag = 1;
+ smpi_empty_status(status);
+ }
+
+ return flag;
+}
+
+
+int Request::testall(int count, MPI_Request requests[], MPI_Status status[])
+{
+ MPI_Status stat;
+ MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
+ int flag=1;
+ for(int i=0; i<count; i++){
+ if (requests[i] != MPI_REQUEST_NULL && !(requests[i]->flags_ & PREPARED)) {
+ if (test(&requests[i], pstat)!=1){
+ flag=0;
+ }else{
+ requests[i]=MPI_REQUEST_NULL;
+ }
+ }else{
+ smpi_empty_status(pstat);
+ }
+ if(status != MPI_STATUSES_IGNORE) {
+ status[i] = *pstat;
+ }
+ }
+ return flag;
+}
+
+
+
+
+void Request::probe(int source, int tag, MPI_Comm comm, MPI_Status* status){
+ int flag=0;
+ //FIXME find another way to avoid busy waiting ?
+ // the issue here is that we have to wait on a nonexistent comm
+ while(flag==0){
+ iprobe(source, tag, comm, &flag, status);
+ XBT_DEBUG("Busy Waiting on probing : %d", flag);
+ }
+}
+
+void Request::iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status){
+ MPI_Request request = new Request(nullptr, 0, MPI_CHAR, source == MPI_ANY_SOURCE ? MPI_ANY_SOURCE :
+ comm->group()->index(source), comm->rank(), tag, comm, PERSISTENT | RECV);
+
+ // to avoid deadlock, we have to sleep some time here, or the timer won't advance and we will only do iprobe simcalls
+ // (especially when used as a break condition, such as while(MPI_Iprobe(...)) ... )
+ // nsleeps is a multiplier to the sleeptime, to increase speed of execution, each failed iprobe will increase it
+ // (This can speed up the execution of certain applications by an order of magnitude, such as HPL)
+ static int nsleeps = 1;
+ double speed = simgrid::s4u::Actor::self()->host()->speed();
+ double maxrate = xbt_cfg_get_double("smpi/iprobe-cpu-usage");
+ if (smpi_iprobe_sleep > 0) {
+ smx_activity_t iprobe_sleep = simcall_execution_start("iprobe", /* flops to executek*/nsleeps*smpi_iprobe_sleep*speed*maxrate, /* priority */1.0, /* performance bound */maxrate*speed);
+ simcall_execution_wait(iprobe_sleep);
+ }
+ // behave like a receive, but don't do it
+ smx_mailbox_t mailbox;
+
+ request->print_request("New iprobe");
+ // We have to test both mailboxes as we don't know if we will receive one one or another
+ if (xbt_cfg_get_int("smpi/async-small-thresh") > 0){
+ mailbox = smpi_process_mailbox_small();
+ XBT_DEBUG("Trying to probe the perm recv mailbox");
+ request->action_ = simcall_comm_iprobe(mailbox, 0, request->src_, request->tag_, &match_recv,
+ static_cast<void*>(request));
+ }
+
+ 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_ != nullptr){
+ simgrid::kernel::activity::Comm *sync_comm = static_cast<simgrid::kernel::activity::Comm*>(request->action_);
+ MPI_Request req = static_cast<MPI_Request>(sync_comm->src_data);
+ *flag = 1;
+ if(status != MPI_STATUS_IGNORE && (req->flags_ & PREPARED) == 0) {
+ status->MPI_SOURCE = comm->group()->rank(req->src_);
+ status->MPI_TAG = req->tag_;
+ status->MPI_ERROR = MPI_SUCCESS;
+ status->count = req->real_size_;
+ }
+ nsleeps = 1;//reset the number of sleeps we will do next time
+ }
+ else {
+ *flag = 0;
+ if (xbt_cfg_get_boolean("smpi/grow-injected-times"))
+ nsleeps++;
+ }
+ unuse(&request);
+}
+
+
+void Request::finish_wait(MPI_Request* request, MPI_Status * status)
+{
+ MPI_Request req = *request;
+ smpi_empty_status(status);
+
+ if(!((req->detached_ != 0) && ((req->flags_ & SEND) != 0)) && ((req->flags_ & PREPARED) == 0)){
+ if(status != MPI_STATUS_IGNORE) {
+ int src = req->src_ == MPI_ANY_SOURCE ? req->real_src_ : req->src_;
+ status->MPI_SOURCE = req->comm_->group()->rank(src);
+ status->MPI_TAG = req->tag_ == MPI_ANY_TAG ? req->real_tag_ : req->tag_;
+ status->MPI_ERROR = req->truncated_ != 0 ? MPI_ERR_TRUNCATE : MPI_SUCCESS;
+ // this handles the case were size in receive differs from size in send
+ status->count = req->real_size_;
+ }
+
+ req->print_request("Finishing");
+ MPI_Datatype datatype = req->old_type_;
+
+ if(((req->flags_ & ACCUMULATE) != 0) || (datatype->sizeof_substruct != 0)){
+ if (!smpi_process_get_replaying()){
+ if( smpi_privatize_global_variables != 0 && (static_cast<char*>(req->old_buf_) >= smpi_start_data_exe)
+ && ((char*)req->old_buf_ < smpi_start_data_exe + smpi_size_data_exe )){
+ XBT_VERB("Privatization : We are unserializing to a zone in global memory Switch data segment ");
+ smpi_switch_data_segment(smpi_process_index());
+ }
+ }
+
+ if(datatype->sizeof_substruct != 0){
+ // This part handles the problem of non-contignous memory the unserialization at the reception
+ s_smpi_subtype_t *subtype = static_cast<s_smpi_subtype_t*>(datatype->substruct);
+ if(req->flags_ & RECV)
+ subtype->unserialize(req->buf_, req->old_buf_, req->real_size_/smpi_datatype_size(datatype) ,
+ datatype->substruct, req->op_);
+ xbt_free(req->buf_);
+ }else if(req->flags_ & RECV){//apply op on contiguous buffer for accumulate
+ int n =req->real_size_/smpi_datatype_size(datatype);
+ smpi_op_apply(req->op_, req->buf_, req->old_buf_, &n, &datatype);
+ xbt_free(req->buf_);
+ }
+ }
+ }
+
+ if (TRACE_smpi_view_internals() && ((req->flags_ & RECV) != 0)){
+ int rank = smpi_process_index();
+ int src_traced = (req->src_ == MPI_ANY_SOURCE ? req->real_src_ : req->src_);
+ TRACE_smpi_recv(rank, src_traced, rank,req->tag_);
+ }
+ if(req->detached_sender_ != nullptr){
+ //integrate pseudo-timing for buffering of small messages, do not bother to execute the simcall if 0
+ double sleeptime = smpi_or(req->real_size_);
+ if(sleeptime > 0.0){
+ simcall_process_sleep(sleeptime);
+ XBT_DEBUG("receiving size of %zu : sleep %f ", req->real_size_, sleeptime);
+ }
+ unuse(&(req->detached_sender_));
+ }
+ if(req->flags_ & PERSISTENT)
+ req->action_ = nullptr;
+ req->flags_ |= FINISHED;
+ unuse(request);
+}
+
+
+void Request::wait(MPI_Request * request, MPI_Status * status)
+{
+ (*request)->print_request("Waiting");
+ if ((*request)->flags_ & PREPARED) {
+ smpi_empty_status(status);
+ return;
+ }
+
+ if ((*request)->action_ != nullptr)
+ // this is not a detached send
+ simcall_comm_wait((*request)->action_, -1.0);
+
+ finish_wait(request,status);
+ if (*request != MPI_REQUEST_NULL && (((*request)->flags_ & NON_PERSISTENT)!=0))
+ *request = MPI_REQUEST_NULL;
+}
+
+int Request::waitany(int count, MPI_Request requests[], MPI_Status * status)
+{
+ s_xbt_dynar_t comms; // Keep it on stack to save some extra mallocs
+ int i;
+ int size = 0;
+ int index = MPI_UNDEFINED;
+ int *map;
+
+ if(count > 0) {
+ // Wait for a request to complete
+ xbt_dynar_init(&comms, sizeof(smx_activity_t), nullptr);
+ map = xbt_new(int, count);
+ XBT_DEBUG("Wait for one of %d", count);
+ for(i = 0; i < count; i++) {
+ if (requests[i] != MPI_REQUEST_NULL && !(requests[i]->flags_ & PREPARED) && !(requests[i]->flags_ & FINISHED)) {
+ if (requests[i]->action_ != nullptr) {
+ XBT_DEBUG("Waiting any %p ", requests[i]);
+ xbt_dynar_push(&comms, &requests[i]->action_);
+ map[size] = i;
+ size++;
+ } else {
+ // This is a finished detached request, let's return this one
+ size = 0; // so we free the dynar but don't do the waitany call
+ index = i;
+ finish_wait(&requests[i], status); // cleanup if refcount = 0
+ if (requests[i] != MPI_REQUEST_NULL && (requests[i]->flags_ & NON_PERSISTENT))
+ requests[i] = MPI_REQUEST_NULL; // set to null
+ break;
+ }
+ }
+ }
+ if(size > 0) {
+ i = simcall_comm_waitany(&comms, -1);
+
+ // not MPI_UNDEFINED, as this is a simix return code
+ if (i != -1) {
+ index = map[i];
+ //in case of an accumulate, we have to wait the end of all requests to apply the operation, ordered correctly.
+ if ((requests[index] == MPI_REQUEST_NULL)
+ || (!((requests[index]->flags_ & ACCUMULATE) && (requests[index]->flags_ & RECV)))){
+ finish_wait(&requests[index],status);
+ if (requests[i] != MPI_REQUEST_NULL && (requests[i]->flags_ & NON_PERSISTENT))
+ requests[index] = MPI_REQUEST_NULL;
+ }else{
+ XBT_WARN("huu?");
+ }
+ }
+ }
+
+ xbt_dynar_free_data(&comms);
+ xbt_free(map);
+ }
+
+ if (index==MPI_UNDEFINED)
+ smpi_empty_status(status);
+
+ return index;
+}
+
+static int sort_accumulates(MPI_Request a, MPI_Request b)
+{
+ return (a->tag() < b->tag());
+}
+
+int Request::waitall(int count, MPI_Request requests[], MPI_Status status[])
+{
+ std::vector<MPI_Request> accumulates;
+ int index;
+ MPI_Status stat;
+ MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
+ int retvalue = MPI_SUCCESS;
+ //tag invalid requests in the set
+ if (status != MPI_STATUSES_IGNORE) {
+ for (int c = 0; c < count; c++) {
+ if (requests[c] == MPI_REQUEST_NULL || requests[c]->dst_ == MPI_PROC_NULL || (requests[c]->flags_ & PREPARED)) {
+ smpi_empty_status(&status[c]);
+ } else if (requests[c]->src_ == MPI_PROC_NULL) {
+ smpi_empty_status(&status[c]);
+ status[c].MPI_SOURCE = MPI_PROC_NULL;
+ }
+ }
+ }
+ for (int c = 0; c < count; c++) {
+ if (MC_is_active() || MC_record_replay_is_active()) {
+ wait(&requests[c],pstat);
+ index = c;
+ } else {
+ index = waitany(count, requests, pstat);
+ if (index == MPI_UNDEFINED)
+ break;
+
+ if (requests[index] != MPI_REQUEST_NULL
+ && (requests[index]->flags_ & RECV)
+ && (requests[index]->flags_ & ACCUMULATE))
+ accumulates.push_back(requests[index]);
+ if (requests[index] != MPI_REQUEST_NULL && (requests[index]->flags_ & NON_PERSISTENT))
+ 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 (!accumulates.empty()) {
+ std::sort(accumulates.begin(), accumulates.end(), sort_accumulates);
+ for (auto req : accumulates) {
+ finish_wait(&req, status);
+ }
+ }
+
+ return retvalue;
+}
+
+int Request::waitsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[])
+{
+ int i;
+ int count = 0;
+ int index;
+ MPI_Status stat;
+ MPI_Status *pstat = status == MPI_STATUSES_IGNORE ? MPI_STATUS_IGNORE : &stat;
+
+ for(i = 0; i < incount; i++)
+ {
+ index=waitany(incount, requests, pstat);
+ if(index!=MPI_UNDEFINED){
+ indices[count] = index;
+ count++;
+ if(status != MPI_STATUSES_IGNORE) {
+ status[index] = *pstat;
+ }
+ if (requests[index] != MPI_REQUEST_NULL && (requests[index]->flags_ & NON_PERSISTENT))
+ requests[index]=MPI_REQUEST_NULL;
+ }else{
+ return MPI_UNDEFINED;
+ }
+ }
+ return count;
+}
+
+
+}
+}
+
+
+
--- /dev/null
+/* Copyright (c) 2010, 2013-2015. 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. */
+
+#ifndef SMPI_REQUEST_HPP_INCLUDED
+#define SMPI_REQUEST_HPP_INCLUDED
+
+#include "private.h"
+
+namespace simgrid{
+namespace smpi{
+
+class Request {
+ private :
+ void *buf_;
+ /* in the case of non-contiguous memory the user address should be keep
+ * to unserialize the data inside the user memory*/
+ void *old_buf_;
+ /* this let us know how to unserialize at the end of
+ * the communication*/
+ MPI_Datatype old_type_;
+ size_t size_;
+ int src_;
+ int dst_;
+ int tag_;
+ //to handle cases where we have an unknown sender
+ //We can't override src, tag, and size, because the request may be reused later
+ int real_src_;
+ int real_tag_;
+ int truncated_;
+ size_t real_size_;
+ MPI_Comm comm_;
+ smx_activity_t action_;
+ unsigned flags_;
+ int detached_;
+ MPI_Request detached_sender_;
+ int refcount_;
+ MPI_Op op_;
+ public:
+ Request(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm, unsigned flags);
+ MPI_Comm comm();
+ int src();
+ int dst();
+ int tag();
+ int flags();
+ void print_request(const char *message);
+ void start();
+
+ static void finish_wait(MPI_Request* request, MPI_Status * status);
+ static void unuse(MPI_Request* request);
+ static void wait(MPI_Request* req, MPI_Status * status);
+ static MPI_Request send_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
+ static MPI_Request isend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
+ static MPI_Request ssend_init(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
+ static MPI_Request rma_send_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm,MPI_Op op);
+ static MPI_Request recv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm);
+ static MPI_Request rma_recv_init(void *buf, int count, MPI_Datatype datatype, int src, int dst, int tag, MPI_Comm comm,MPI_Op op);
+ static MPI_Request irecv_init(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm);
+ static MPI_Request isend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
+ static MPI_Request issend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
+ static MPI_Request irecv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm);
+
+ static void recv(void *buf, int count, MPI_Datatype datatype, int src, int tag, MPI_Comm comm, MPI_Status * status);
+ static void send(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
+ static void ssend(void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm);
+
+ static void sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,int dst, int sendtag,
+ void *recvbuf, int recvcount, MPI_Datatype recvtype, int src, int recvtag,
+ MPI_Comm comm, MPI_Status * status);
+
+ static void startall(int count, MPI_Request * requests);
+
+ static int test(MPI_Request * request,MPI_Status * status);
+ static int testsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[]);
+ static int testany(int count, MPI_Request requests[], int *index, MPI_Status * status);
+ static int testall(int count, MPI_Request requests[], MPI_Status status[]);
+
+ static void probe(int source, int tag, MPI_Comm comm, MPI_Status* status);
+ static void iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status);
+
+ static int waitany(int count, MPI_Request requests[], MPI_Status * status);
+ static int waitall(int count, MPI_Request requests[], MPI_Status status[]);
+ static int waitsome(int incount, MPI_Request requests[], int *indices, MPI_Status status[]);
+
+ static int match_send(void* a, void* b,smx_activity_t ignored);
+ static int match_recv(void* a, void* b,smx_activity_t ignored);
+};
+
+}
+}
+
+#endif
xbt_mutex_acquire(mut_);
// This (simulated) mutex ensures that no process pushes to the vector of requests during the waitall.
// Without this, the vector could get redimensionned when another process pushes.
- // This would result in the array used by smpi_mpi_waitall() to be invalidated.
- // Another solution would be to copy the data and cleanup the vector *before* smpi_mpi_waitall
+ // This would result in the array used by Request::waitall() to be invalidated.
+ // Another solution would be to copy the data and cleanup the vector *before* Request::waitall
std::vector<MPI_Request> *reqs = requests_;
int size = static_cast<int>(reqs->size());
// start all requests that have been prepared by another process
if (size > 0) {
for (const auto& req : *reqs) {
- if (req && (req->flags & PREPARED))
- smpi_mpi_start(req);
+ if (req && (req->flags() & PREPARED))
+ req->start();
}
MPI_Request* treqs = &(*reqs)[0];
- smpi_mpi_waitall(size, treqs, MPI_STATUSES_IGNORE);
+ Request::waitall(size, treqs, MPI_STATUSES_IGNORE);
}
count_=0;
xbt_mutex_release(mut_);
if(target_rank != comm_->rank()){
//prepare send_request
- MPI_Request sreq = smpi_rma_send_init(origin_addr, origin_count, origin_datatype, smpi_process_index(),
+ MPI_Request sreq = Request::rma_send_init(origin_addr, origin_count, origin_datatype, smpi_process_index(),
comm_->group()->index(target_rank), SMPI_RMA_TAG+1, comm_, MPI_OP_NULL);
//prepare receiver request
- MPI_Request rreq = smpi_rma_recv_init(recv_addr, target_count, target_datatype, smpi_process_index(),
+ MPI_Request rreq = Request::rma_recv_init(recv_addr, target_count, target_datatype, smpi_process_index(),
comm_->group()->index(target_rank), SMPI_RMA_TAG+1, recv_win->comm_, MPI_OP_NULL);
//push request to receiver's win
recv_win->requests_->push_back(rreq);
xbt_mutex_release(recv_win->mut_);
//start send
- smpi_mpi_start(sreq);
+ sreq->start();
//push request to sender's win
xbt_mutex_acquire(mut_);
if(target_rank != comm_->rank()){
//prepare send_request
- MPI_Request sreq = smpi_rma_send_init(send_addr, target_count, target_datatype,
+ MPI_Request sreq = Request::rma_send_init(send_addr, target_count, target_datatype,
comm_->group()->index(target_rank), smpi_process_index(), SMPI_RMA_TAG+2, send_win->comm_,
MPI_OP_NULL);
//prepare receiver request
- MPI_Request rreq = smpi_rma_recv_init(origin_addr, origin_count, origin_datatype,
+ MPI_Request rreq = Request::rma_recv_init(origin_addr, origin_count, origin_datatype,
comm_->group()->index(target_rank), smpi_process_index(), SMPI_RMA_TAG+2, comm_,
MPI_OP_NULL);
//start the send, with another process than us as sender.
- smpi_mpi_start(sreq);
+ sreq->start();
//push request to receiver's win
xbt_mutex_acquire(send_win->mut_);
send_win->requests_->push_back(sreq);
xbt_mutex_release(send_win->mut_);
//start recv
- smpi_mpi_start(rreq);
+ rreq->start();
//push request to sender's win
xbt_mutex_acquire(mut_);
requests_->push_back(rreq);
XBT_DEBUG("Entering MPI_Accumulate to %d", target_rank);
//As the tag will be used for ordering of the operations, add count to it
//prepare send_request
- MPI_Request sreq = smpi_rma_send_init(origin_addr, origin_count, origin_datatype,
+ MPI_Request sreq = Request::rma_send_init(origin_addr, origin_count, origin_datatype,
smpi_process_index(), comm_->group()->index(target_rank), SMPI_RMA_TAG+3+count_, comm_, op);
//prepare receiver request
- MPI_Request rreq = smpi_rma_recv_init(recv_addr, target_count, target_datatype,
+ MPI_Request rreq = Request::rma_recv_init(recv_addr, target_count, target_datatype,
smpi_process_index(), comm_->group()->index(target_rank), SMPI_RMA_TAG+3+count_, recv_win->comm_, op);
count_++;
recv_win->requests_->push_back(rreq);
xbt_mutex_release(recv_win->mut_);
//start send
- smpi_mpi_start(sreq);
+ sreq->start();
//push request to sender's win
xbt_mutex_acquire(mut_);
while (j != size) {
int src = group->index(j);
if (src != smpi_process_index() && src != MPI_UNDEFINED) {
- reqs[i] = smpi_irecv_init(nullptr, 0, MPI_CHAR, src, SMPI_RMA_TAG + 4, MPI_COMM_WORLD);
+ reqs[i] = Request::irecv_init(nullptr, 0, MPI_CHAR, src, SMPI_RMA_TAG + 4, MPI_COMM_WORLD);
i++;
}
j++;
}
size=i;
- smpi_mpi_startall(size, reqs);
- smpi_mpi_waitall(size, reqs, MPI_STATUSES_IGNORE);
+ Request::startall(size, reqs);
+ Request::waitall(size, reqs, MPI_STATUSES_IGNORE);
for(i=0;i<size;i++){
- smpi_mpi_request_free(&reqs[i]);
+ Request::unuse(&reqs[i]);
}
xbt_free(reqs);
opened_++; //we're open for business !
while(j!=size){
int dst=group->index(j);
if(dst!=smpi_process_index() && dst!=MPI_UNDEFINED){
- reqs[i]=smpi_mpi_send_init(nullptr, 0, MPI_CHAR, dst, SMPI_RMA_TAG+4, MPI_COMM_WORLD);
+ reqs[i]=Request::send_init(nullptr, 0, MPI_CHAR, dst, SMPI_RMA_TAG+4, MPI_COMM_WORLD);
i++;
}
j++;
}
size=i;
- smpi_mpi_startall(size, reqs);
- smpi_mpi_waitall(size, reqs, MPI_STATUSES_IGNORE);
+ Request::startall(size, reqs);
+ Request::waitall(size, reqs, MPI_STATUSES_IGNORE);
for(i=0;i<size;i++){
- smpi_mpi_request_free(&reqs[i]);
+ Request::unuse(&reqs[i]);
}
xbt_free(reqs);
opened_++; //we're open for business !
while(j!=size){
int dst=group_->index(j);
if(dst!=smpi_process_index() && dst!=MPI_UNDEFINED){
- reqs[i]=smpi_mpi_send_init(nullptr, 0, MPI_CHAR, dst, SMPI_RMA_TAG+5, MPI_COMM_WORLD);
+ reqs[i]=Request::send_init(nullptr, 0, MPI_CHAR, dst, SMPI_RMA_TAG+5, MPI_COMM_WORLD);
i++;
}
j++;
}
size=i;
XBT_DEBUG("Win_complete - Sending sync messages to %d processes", size);
- smpi_mpi_startall(size, reqs);
- smpi_mpi_waitall(size, reqs, MPI_STATUSES_IGNORE);
+ Request::startall(size, reqs);
+ Request::waitall(size, reqs, MPI_STATUSES_IGNORE);
for(i=0;i<size;i++){
- smpi_mpi_request_free(&reqs[i]);
+ Request::unuse(&reqs[i]);
}
xbt_free(reqs);
if (size > 0) {
// start all requests that have been prepared by another process
for (const auto& req : *reqqs) {
- if (req && (req->flags & PREPARED))
- smpi_mpi_start(req);
+ if (req && (req->flags() & PREPARED))
+ req->start();
}
MPI_Request* treqs = &(*reqqs)[0];
- smpi_mpi_waitall(size, treqs, MPI_STATUSES_IGNORE);
+ Request::waitall(size, treqs, MPI_STATUSES_IGNORE);
reqqs->clear();
}
xbt_mutex_release(mut_);
while(j!=size){
int src=group_->index(j);
if(src!=smpi_process_index() && src!=MPI_UNDEFINED){
- reqs[i]=smpi_irecv_init(nullptr, 0, MPI_CHAR, src,SMPI_RMA_TAG+5, MPI_COMM_WORLD);
+ reqs[i]=Request::irecv_init(nullptr, 0, MPI_CHAR, src,SMPI_RMA_TAG+5, MPI_COMM_WORLD);
i++;
}
j++;
}
size=i;
XBT_DEBUG("Win_wait - Receiving sync messages from %d processes", size);
- smpi_mpi_startall(size, reqs);
- smpi_mpi_waitall(size, reqs, MPI_STATUSES_IGNORE);
+ Request::startall(size, reqs);
+ Request::waitall(size, reqs, MPI_STATUSES_IGNORE);
for(i=0;i<size;i++){
- smpi_mpi_request_free(&reqs[i]);
+ Request::unuse(&reqs[i]);
}
xbt_free(reqs);
xbt_mutex_acquire(mut_);
if (size > 0) {
// start all requests that have been prepared by another process
for (const auto& req : *reqqs) {
- if (req && (req->flags & PREPARED))
- smpi_mpi_start(req);
+ if (req && (req->flags() & PREPARED))
+ req->start();
}
MPI_Request* treqs = &(*reqqs)[0];
- smpi_mpi_waitall(size, treqs, MPI_STATUSES_IGNORE);
+ Request::waitall(size, treqs, MPI_STATUSES_IGNORE);
reqqs->clear();
}
xbt_mutex_release(mut_);
src/smpi/smpi_mpi_dt.cpp
src/smpi/smpi_pmpi.cpp
src/smpi/smpi_replay.cpp
+ src/smpi/smpi_request.cpp
+ src/smpi/smpi_request.hpp
src/smpi/smpi_win.cpp
src/smpi/smpi_win.hpp
src/smpi/smpi_topo.cpp
