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Vectorise the XYZT face gathering better.

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Hard coded for simd_layout <= 2 in any given spread out direction; full generality is inconsistent
with efficiency.
This commit is contained in:
paboyle
2017-02-15 11:11:04 +00:00
parent aca7a3ef0a
commit bd600702cf
10 changed files with 510 additions and 34 deletions
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6
lib/communicator/Communicator_mpi.cc
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@@ -42,10 +42,10 @@ void CartesianCommunicator::Init(int *argc, char ***argv) {
int provided;
MPI_Initialized(&flag); // needed to coexist with other libs apparently
if ( !flag ) {
// MPI_Init_thread(argc,argv,MPI_THREAD_SERIALIZED,&provided);
// assert (provided == MPI_THREAD_SERIALIZED);
MPI_Init_thread(argc,argv,MPI_THREAD_MULTIPLE,&provided);
assert (provided == MPI_THREAD_MULTIPLE);
if ( provided != MPI_THREAD_MULTIPLE ) {
QCD::WilsonKernelsStatic::Comms = QCD::WilsonKernelsStatic::CommsThenCompute;
}
}
MPI_Comm_dup (MPI_COMM_WORLD,&communicator_world);
ShmInitGeneric();