+
+int PMPI_Rget_accumulate(void *origin_addr, int origin_count, MPI_Datatype origin_datatype, void *result_addr,
+int result_count, MPI_Datatype result_datatype, int target_rank, MPI_Aint target_disp, int target_count,
+MPI_Datatype target_datatype, MPI_Op op, MPI_Win win, MPI_Request* request){
+ int retval = 0;
+ smpi_bench_end();
+ if (win == MPI_WIN_NULL) {
+ retval = MPI_ERR_WIN;
+ } else if (target_rank == MPI_PROC_NULL) {
+ *request = MPI_REQUEST_NULL;
+ retval = MPI_SUCCESS;
+ } else if (target_rank <0){
+ retval = MPI_ERR_RANK;
+ } else if (win->dynamic()==0 && target_disp <0){
+ //in case of dynamic window, target_disp can be mistakenly seen as negative, as it is an address
+ retval = MPI_ERR_ARG;
+ } else if ((origin_count < 0 || target_count < 0 || result_count <0) ||
+ (origin_addr==nullptr && origin_count > 0 && op != MPI_NO_OP) ||
+ (result_addr==nullptr && result_count > 0)){
+ retval = MPI_ERR_COUNT;
+ } else if ((origin_datatype != MPI_DATATYPE_NULL && not origin_datatype->is_valid()) ||
+ (not target_datatype->is_valid()) || (not result_datatype->is_valid())) {
+ retval = MPI_ERR_TYPE;
+ } else if (op == MPI_OP_NULL) {
+ retval = MPI_ERR_OP;
+ } else if(request == nullptr){
+ retval = MPI_ERR_REQUEST;
+ } else {
+ int rank = smpi_process()->index();
+ MPI_Group group;
+ win->get_group(&group);
+ int src_traced = group->index(target_rank);
+ TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__, nullptr);
+
+ retval = win->get_accumulate( origin_addr, origin_count, origin_datatype, result_addr,
+ result_count, result_datatype, target_rank, target_disp,
+ target_count, target_datatype, op, request);
+
+ TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
+ }
+ smpi_bench_begin();
+ return retval;
+}
+