portelli/Grid
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Code Releases Activity

Got the NERSC IO working and fixed a bug in cshift.

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Peter Boyle committed 2015-04-22 22:46:48 +01:00
1 parent a5b0c492d7
commit 1851327d19
22 files changed
+925 -68
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lib/communicator/Grid_communicator_fake.cc
+1
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@@ -17,6 +17,7 @@ CartesianCommunicator::CartesianCommunicator(std::vector<int> &processors)
void CartesianCommunicator::GlobalSum(float &){}
void CartesianCommunicator::GlobalSumVector(float *,int N){}
void CartesianCommunicator::GlobalSum(double &){}
void CartesianCommunicator::GlobalSum(uint32_t &){}
void CartesianCommunicator::GlobalSumVector(double *,int N){}
// Basic Halo comms primitive
lib/communicator/Grid_communicator_mpi.cc
+3
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@@ -28,6 +28,9 @@ CartesianCommunicator::CartesianCommunicator(std::vector<int> &processors)
assert(Size==_Nprocessors);
}
void CartesianCommunicator::GlobalSum(uint32_t &u){
MPI_Allreduce(MPI_IN_PLACE,&u,1,MPI_UINT32_T,MPI_SUM,communicator);
}
void CartesianCommunicator::GlobalSum(float &f){
MPI_Allreduce(MPI_IN_PLACE,&f,1,MPI_FLOAT,MPI_SUM,communicator);
}