cuda_wrap_srcs_example

CMakeLists.txt

set(srcs
  cpp_source1.cpp
  )

set(cuda_srcs
  cuda_source1.cu  
  )

set(GPGPU_BUILD_TYPE STATIC)
if(BUILD_SHARED_LIBS)
  set(GPGPU_BUILD_TYPE SHARED)
endif()

########
## Pass the proper visibility controls to cuda_wrap_srcs
##
########
set(compile_options)
if(BUILD_SHARED_LIBS AND NOT WIN32)
  list(APPEND compile_options -Xcompiler=${CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY}hidden)
endif()

set(seperable_state ${CUDA_SEPARABLE_COMPILATION})
set(CUDA_SEPARABLE_COMPILATION ON)

cuda_wrap_srcs(exampleTarget OBJ
               cuda_compiled_sources
               ${cuda_srcs}
               ${GPGPU_BUILD_TYPE}
               OPTIONS "${compile_options}"
               )

# Compute the file name of the intermediate link file used for separable
# compilation.
cuda_compute_separable_compilation_object_file_name(link_file
                                                    exampleTarget
                                                    ${cuda_compiled_sources})

add_library(exampleTarget
            ${srcs}
            ${cuda_compiled_sources}
            ${cuda_srcs}
            ${link_file}
            )

cuda_link_separable_compilation_objects("${link_file}"
                                        exampleTarget
                                        "${compile_options}"
                                        "${cuda_compiled_sources}")

set_target_properties(exampleTarget
  PROPERTIES LINKER_LANGUAGE CXX
  )


########
## make sure we link to cudadevrt so separable compilation works
##
########

get_filename_component(CUDA_CUDA_LIBRARY_PATH ${CUDA_CUDA_LIBRARY} DIRECTORY)
find_library(CUDA_cudadevrt_LIBRARY cudadevrt PATHS ${CUDA_CUDA_LIBRARY_PATH})

target_link_libraries(exampleTarget
  LINK_PRIVATE ${CUDA_LIBRARIES} ${CUDA_cudadevrt_LIBRARY}
  )

set(CUDA_SEPARABLE_COMPILATION ${seperable_state})
set(cache_state ${CUDA_NVCC_FLAGS_CACHE})