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| author | Henry Fredrick Schreiner <henry.fredrick.schreiner@cern.ch> | 2018-03-15 15:30:50 +0100 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2018-03-20 14:19:25 -0400 |
| commit | e743fc8e9137692232f0220ac901f5a15cbd62cf (patch) | |
| tree | 9cb3f544d69789749d48ac3299043bdf7704fa61 /Modules/FindCUDA | |
| parent | 018946aaafc9ada6852d55cb8034faf0f4c1afbc (diff) | |
| download | cmake-e743fc8e9137692232f0220ac901f5a15cbd62cf.tar.gz | |
FindCUDA/select_compute_arch: Add support for CUDA as a language
Even though this is an internal module, we can still prepare it to
be used in another public-facing module outside of `FindCUDA`.
Issue: #16586
Diffstat (limited to 'Modules/FindCUDA')
| -rw-r--r-- | Modules/FindCUDA/select_compute_arch.cmake | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/Modules/FindCUDA/select_compute_arch.cmake b/Modules/FindCUDA/select_compute_arch.cmake index b604a17904..2a196c26ee 100644 --- a/Modules/FindCUDA/select_compute_arch.cmake +++ b/Modules/FindCUDA/select_compute_arch.cmake @@ -23,6 +23,12 @@ set(CUDA_KNOWN_GPU_ARCHITECTURES "Fermi" "Kepler" "Maxwell") # This list will be used for CUDA_ARCH_NAME = Common option (enabled by default) set(CUDA_COMMON_GPU_ARCHITECTURES "3.0" "3.5" "5.0") +if(CMAKE_CUDA_COMPILER_LOADED) # CUDA as a language + if(CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA") + set(CUDA_VERSION "${CMAKE_CUDA_COMPILER_VERSION}") + endif() +endif() + if (CUDA_VERSION VERSION_GREATER "6.5") list(APPEND CUDA_KNOWN_GPU_ARCHITECTURES "Kepler+Tegra" "Kepler+Tesla" "Maxwell+Tegra") list(APPEND CUDA_COMMON_GPU_ARCHITECTURES "5.2") @@ -49,7 +55,11 @@ endif() # function(CUDA_DETECT_INSTALLED_GPUS OUT_VARIABLE) if(NOT CUDA_GPU_DETECT_OUTPUT) - set(file ${PROJECT_BINARY_DIR}/detect_cuda_compute_capabilities.cpp) + if(CMAKE_CUDA_COMPILER_LOADED) # CUDA as a language + set(file "${PROJECT_BINARY_DIR}/detect_cuda_compute_capabilities.cu") + else() + set(file "${PROJECT_BINARY_DIR}/detect_cuda_compute_capabilities.cpp") + endif() file(WRITE ${file} "" "#include <cuda_runtime.h>\n" @@ -68,10 +78,15 @@ function(CUDA_DETECT_INSTALLED_GPUS OUT_VARIABLE) " return 0;\n" "}\n") - try_run(run_result compile_result ${PROJECT_BINARY_DIR} ${file} - CMAKE_FLAGS "-DINCLUDE_DIRECTORIES=${CUDA_INCLUDE_DIRS}" - LINK_LIBRARIES ${CUDA_LIBRARIES} - RUN_OUTPUT_VARIABLE compute_capabilities) + if(CMAKE_CUDA_COMPILER_LOADED) # CUDA as a language + try_run(run_result compile_result ${PROJECT_BINARY_DIR} ${file} + RUN_OUTPUT_VARIABLE compute_capabilities) + else() + try_run(run_result compile_result ${PROJECT_BINARY_DIR} ${file} + CMAKE_FLAGS "-DINCLUDE_DIRECTORIES=${CUDA_INCLUDE_DIRS}" + LINK_LIBRARIES ${CUDA_LIBRARIES} + RUN_OUTPUT_VARIABLE compute_capabilities) + endif() if(run_result EQUAL 0) string(REPLACE "2.1" "2.1(2.0)" compute_capabilities "${compute_capabilities}") |