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Correct CUDA fallback to "fermi" when trying to do auto detection.

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The logic would properly fall to fermi, but not set the proper NVCC flags
to actually compile targeting the fermi compute architecture.
This commit is contained in:
Robert Maynard 2016-03-10 16:28:54 -05:00
parent 5df0cf42fe
commit 19dc5672bf
1 changed files with 4 additions and 1 deletions
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5
CMake/UseVTKmCUDA.cmake
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@ -107,8 +107,11 @@ if (VTKm_Base_FOUND)
"Falling back to fermi, please manually specify if you want something else.")
set(VTKm_CUDA_Architecture "fermi")
endif()
endif()
elseif(VTKm_CUDA_Architecture STREQUAL "fermi")
#since when we are native we can fail, and fall back to "fermi" these have
#to happen after, and separately of the native check
if(VTKm_CUDA_Architecture STREQUAL "fermi")
set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} --generate-code arch=compute_20,code=compute_20")
elseif(VTKm_CUDA_Architecture STREQUAL "kepler")
set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} --generate-code arch=compute_30,code=compute_30")