Make splay tree queue default and skip mpi finalise in DMA mode (#117)

Author: pramodk

CMakeLists.txt

@@ -55,7 +55,7 @@ option(ENABLE_MPI "Enable MPI-based execution" ON)
 option(ENABLE_SOA "Enable SoA Memory Layout" ON)
 option(DISABLE_HOC_EXP "Disable wrapping exp with hoc_exp()" ON)
 option(ENABLE_OPENACC_INFO "Enable OpenACC compiler information messages" OFF)
-option(ENABLE_SPLAYTREE_QUEUING "Enable use of Splay tree for spike queuing" OFF)
+option(ENABLE_SPLAYTREE_QUEUING "Enable use of Splay tree for spike queuing" ON)
 option(ENABLE_CUDA_MODULES "Enable modules like Random123 written in CUDA" ON)
 option(ENABLE_NET_RECEIVE_BUFFERING "Enable event buffering in net_receive function" ON)
 option(ENABLE_OMP_RUNTIME_SCHEDULE "Use runtime schedule for OpenMP" OFF)

coreneuron/nrniv/main1.cpp

@@ -88,6 +88,7 @@ char* prepare_args(int& argc, char**& argv, int use_mpi, const char* arg) {
     // first construct all arguments as string
     std::string args(arg);
     args.insert(0, " coreneuron ");
+    args.append(" --skip-mpi-finalize ");
     if (use_mpi) {
         args.append(" -mpi ");
     }