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Added gather benchmark to cross refer to the 'lazy' analogue of summing a vector with many zeroes in regions not owned by THIS rank

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Peter Boyle
2026-08-15 09:51:12 -04:00
parent 032f111c8b
commit 85e1bbf4bc
2 changed files with 375 additions and 0 deletions
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MPI_benchmark/compile-command
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@@ -1,2 +1,4 @@
mpicxx -fsycl halo_mpi.cc -o halo_mpi
mpicxx -O2 -std=c++11 io_mpi.cc -o io_mpi
# Frontier: (hipcc via mpicxx wrapper; ACC_HIP is the default in-file)
mpicxx -O2 -x hip gather_mpi.cc -o gather_mpi -L${ROCM_PATH}/lib -lamdhip64