diff options
Diffstat (limited to 'share/cmake-3.18/Modules/CMakeTestCUDACompiler.cmake')
-rw-r--r-- | share/cmake-3.18/Modules/CMakeTestCUDACompiler.cmake | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/share/cmake-3.18/Modules/CMakeTestCUDACompiler.cmake b/share/cmake-3.18/Modules/CMakeTestCUDACompiler.cmake new file mode 100644 index 0000000..a18947b --- /dev/null +++ b/share/cmake-3.18/Modules/CMakeTestCUDACompiler.cmake @@ -0,0 +1,98 @@ +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. + +if(CMAKE_CUDA_COMPILER_FORCED) + # The compiler configuration was forced by the user. + # Assume the user has configured all compiler information. + set(CMAKE_CUDA_COMPILER_WORKS TRUE) + return() +endif() + +include(CMakeTestCompilerCommon) + +# Remove any cached result from an older CMake version. +# We now store this in CMakeCUDACompiler.cmake. +unset(CMAKE_CUDA_COMPILER_WORKS CACHE) + +# Try to identify the ABI and configure it into CMakeCUDACompiler.cmake +include(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerABI.cmake) +CMAKE_DETERMINE_COMPILER_ABI(CUDA ${CMAKE_ROOT}/Modules/CMakeCUDACompilerABI.cu) +if(CMAKE_CUDA_ABI_COMPILED) + # The compiler worked so skip dedicated test below. + set(CMAKE_CUDA_COMPILER_WORKS TRUE) + message(STATUS "Check for working CUDA compiler: ${CMAKE_CUDA_COMPILER} - skipped") +endif() + +# This file is used by EnableLanguage in cmGlobalGenerator to +# determine that the selected cuda compiler can actually compile +# and link the most basic of programs. If not, a fatal error +# is set and cmake stops processing commands and will not generate +# any makefiles or projects. +if(NOT CMAKE_CUDA_COMPILER_WORKS) + PrintTestCompilerStatus("CUDA") + file(WRITE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/main.cu + "#ifndef __CUDACC__\n" + "# error \"The CMAKE_CUDA_COMPILER is set to an invalid CUDA compiler\"\n" + "#endif\n" + "int main(){return 0;}\n") + + try_compile(CMAKE_CUDA_COMPILER_WORKS ${CMAKE_BINARY_DIR} + ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/main.cu + OUTPUT_VARIABLE __CMAKE_CUDA_COMPILER_OUTPUT) + + # Move result from cache to normal variable. + set(CMAKE_CUDA_COMPILER_WORKS ${CMAKE_CUDA_COMPILER_WORKS}) + unset(CMAKE_CUDA_COMPILER_WORKS CACHE) + if(NOT CMAKE_CUDA_COMPILER_WORKS) + PrintTestCompilerResult(CHECK_FAIL "broken") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + "Determining if the CUDA compiler works failed with " + "the following output:\n${__CMAKE_CUDA_COMPILER_OUTPUT}\n\n") + string(REPLACE "\n" "\n " _output "${__CMAKE_CUDA_COMPILER_OUTPUT}") + message(FATAL_ERROR "The CUDA compiler\n \"${CMAKE_CUDA_COMPILER}\"\n" + "is not able to compile a simple test program.\nIt fails " + "with the following output:\n ${_output}\n\n" + "CMake will not be able to correctly generate this project.") + endif() + PrintTestCompilerResult(CHECK_PASS "works") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log + "Determining if the CUDA compiler works passed with " + "the following output:\n${__CMAKE_CUDA_COMPILER_OUTPUT}\n\n") +endif() + +# Try to identify the compiler features +include(${CMAKE_ROOT}/Modules/CMakeDetermineCompileFeatures.cmake) +CMAKE_DETERMINE_COMPILE_FEATURES(CUDA) + +if("x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC") + set(CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES "${CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES}") + set(CMAKE_CUDA_IMPLICIT_LINK_DIRECTORIES "${CMAKE_CUDA_HOST_IMPLICIT_LINK_DIRECTORIES}") +endif() + +# Filter out implicit link libraries that should not be passed unconditionally. +# See CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES_EXCLUDE in CMakeDetermineCUDACompiler. +list(REMOVE_ITEM CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES ${CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES_EXCLUDE}) + +if(CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA") + # Remove the CUDA Toolkit include directories from the set of + # implicit system include directories. + # This resolves the issue that NVCC doesn't specify these + # includes as SYSTEM includes when compiling device code, and sometimes + # they contain headers that generate warnings, so let users mark them + # as SYSTEM explicitly + if(CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES) + list(REMOVE_ITEM CMAKE_CUDA_IMPLICIT_INCLUDE_DIRECTORIES + ${CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES} + ) + endif() +endif() + +# Re-configure to save learned information. +configure_file( + ${CMAKE_ROOT}/Modules/CMakeCUDACompiler.cmake.in + ${CMAKE_PLATFORM_INFO_DIR}/CMakeCUDACompiler.cmake + @ONLY + ) +include(${CMAKE_PLATFORM_INFO_DIR}/CMakeCUDACompiler.cmake) + +unset(__CMAKE_CUDA_COMPILER_OUTPUT) |