Fixing Kokkos relocatable device code error with desul atomics

Accelerators/Vtkm/Core/CMakeLists.txt

@@ -43,22 +43,25 @@ vtkm_add_target_information(${vtkm_accel_target}
                             DEVICE_SOURCES ${sources})
 
 list(TRANSFORM nowrap_classes APPEND ".cxx" OUTPUT_VARIABLE device_sources)
-if (TARGET vtkm::cuda OR  TARGET vtkm::kokkos_cuda)
+if (TARGET vtkm::cuda)
   # Temporarily suppress "has address taken but no possible call to it" warnings,
   # until we figure out its implications.
   # We are disabling all warnings as nvlink has no known way to suppress
   # individual warning types.
   string(APPEND CMAKE_CUDA_FLAGS " -Xnvlink -w")
   set_source_files_properties(${device_sources} PROPERTIES LANGUAGE CUDA)
-
   vtk_module_set_properties(VTK::AcceleratorsVTKmCore CUDA_SEPARABLE_COMPILATION ON)
 
+elseif (TARGET vtkm::kokkos_cuda)
+  string(APPEND CMAKE_CUDA_FLAGS " -Xnvlink -w")
+  set_source_files_properties(${device_sources} PROPERTIES LANGUAGE CUDA)
+  kokkos_compilation(SOURCE ${device_sources})
+
 elseif (TARGET vtkm::kokkos_hip)
   set_source_files_properties(${device_sources} PROPERTIES LANGUAGE HIP)
   kokkos_compilation(SOURCE ${device_sources})
 endif ()
 
-
 if (MSVC)
   set(msvc_warning_flags
     # Generates numerous false positives with template code about unreachable

Accelerators/Vtkm/DataModel/CMakeLists.txt

@@ -59,8 +59,10 @@ if (TARGET vtkm::cuda OR TARGET vtkm::kokkos_cuda)
   set(cuda_impl ${nowrap_sources} vtkmDataSet.cxx)
   set_source_files_properties(${cuda_impl} PROPERTIES LANGUAGE CUDA)
 
-  vtk_module_set_properties(VTK::AcceleratorsVTKmDataModel
-    CUDA_SEPARABLE_COMPILATION ON)
+  if (TARGET vtkm::cuda)
+    vtk_module_set_properties(VTK::AcceleratorsVTKmDataModel
+      CUDA_SEPARABLE_COMPILATION ON)
+  endif()
 
   vtk_module_compile_options(VTK::AcceleratorsVTKmDataModel
     PUBLIC $<$<COMPILE_LANGUAGE:CUDA>:-Xcudafe --diag_suppress=extra_semicolon>)

Accelerators/Vtkm/Filters/CMakeLists.txt

@@ -116,8 +116,10 @@ if (TARGET vtkm::cuda OR TARGET vtkm::kokkos_cuda)
   list(TRANSFORM classes APPEND ".cxx" OUTPUT_VARIABLE cuda_impl)
   set_source_files_properties(${cuda_impl} PROPERTIES LANGUAGE CUDA)
 
-  vtk_module_set_properties(VTK::AcceleratorsVTKmFilters
-    CUDA_SEPARABLE_COMPILATION ON)
+  if (TARGET vtkm::cuda)
+    vtk_module_set_properties(VTK::AcceleratorsVTKmFilters
+      CUDA_SEPARABLE_COMPILATION ON)
+  endif()
 
   vtk_module_compile_options(VTK::AcceleratorsVTKmFilters
     PUBLIC $<$<COMPILE_LANGUAGE:CUDA>:-Xcudafe --diag_suppress=extra_semicolon>)