| # Create the library and add the default arguments. |
| add_target_library(omptarget.rtl.cuda CUDA) |
| |
| target_sources(omptarget.rtl.cuda PRIVATE src/rtl.cpp) |
| |
| # Define the minimum CUDA version required by offload. |
| target_compile_definitions(omptarget.rtl.cuda PRIVATE OFFLOAD_MIN_CUDA_VERSION=${OFFLOAD_MIN_CUDA_VERSION_CODE}) |
| |
| find_package(CUDAToolkit QUIET ${OFFLOAD_MIN_CUDA_VERSION}) |
| |
| if(CUDAToolkit_FOUND AND NOT "cuda" IN_LIST LIBOMPTARGET_DLOPEN_PLUGINS) |
| message(STATUS "Building CUDA plugin linked against libcuda") |
| target_link_libraries(omptarget.rtl.cuda PRIVATE CUDA::cuda_driver) |
| else() |
| message(STATUS "Building CUDA plugin for dlopened libcuda") |
| target_include_directories(omptarget.rtl.cuda PRIVATE dynamic_cuda) |
| target_sources(omptarget.rtl.cuda PRIVATE dynamic_cuda/cuda.cpp) |
| endif() |
| |
| # Configure testing for the CUDA plugin. We will build tests if we could a |
| # functional NVIDIA GPU on the system, or if manually specifies by the user. |
| option(LIBOMPTARGET_FORCE_NVIDIA_TESTS "Build NVIDIA libomptarget tests" OFF) |
| if (LIBOMPTARGET_FOUND_NVIDIA_GPU OR LIBOMPTARGET_FORCE_NVIDIA_TESTS) |
| message(STATUS "Enable tests using CUDA plugin") |
| set(LIBOMPTARGET_SYSTEM_TARGETS |
| "${LIBOMPTARGET_SYSTEM_TARGETS} nvptx64-nvidia-cuda nvptx64-nvidia-cuda-LTO" PARENT_SCOPE) |
| list(APPEND LIBOMPTARGET_TESTED_PLUGINS "omptarget.rtl.cuda") |
| set(LIBOMPTARGET_TESTED_PLUGINS "${LIBOMPTARGET_TESTED_PLUGINS}" PARENT_SCOPE) |
| else() |
| message(STATUS "Not generating NVIDIA tests, no supported devices detected." |
| " Use 'LIBOMPTARGET_FORCE_NVIDIA_TESTS' to override.") |
| endif() |
