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95 lines
3.6 KiB
95 lines
3.6 KiB
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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# file Copyright.txt or https://cmake.org/licensing for details.
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if(CMAKE_CUDA_COMPILER_FORCED)
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# The compiler configuration was forced by the user.
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# Assume the user has configured all compiler information.
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set(CMAKE_CUDA_COMPILER_WORKS TRUE)
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return()
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endif()
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include(CMakeTestCompilerCommon)
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# Remove any cached result from an older CMake version.
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# We now store this in CMakeCUDACompiler.cmake.
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unset(CMAKE_CUDA_COMPILER_WORKS CACHE)
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# Try to identify the ABI and configure it into CMakeCUDACompiler.cmake
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include(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerABI.cmake)
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CMAKE_DETERMINE_COMPILER_ABI(CUDA ${CMAKE_ROOT}/Modules/CMakeCUDACompilerABI.cu)
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if(CMAKE_CUDA_ABI_COMPILED)
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# The compiler worked so skip dedicated test below.
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set(CMAKE_CUDA_COMPILER_WORKS TRUE)
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message(STATUS "Check for working CUDA compiler: ${CMAKE_CUDA_COMPILER} - skipped")
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include(Internal/CMakeCUDAArchitecturesNative)
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# Run the test binary to get:
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# - CMAKE_CUDA_ARCHITECTURES_NATIVE
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cmake_cuda_architectures_native(CUDA)
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endif()
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# This file is used by EnableLanguage in cmGlobalGenerator to
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# determine that the selected cuda compiler can actually compile
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# and link the most basic of programs. If not, a fatal error
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# is set and cmake stops processing commands and will not generate
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# any makefiles or projects.
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if(NOT CMAKE_CUDA_COMPILER_WORKS)
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PrintTestCompilerStatus("CUDA")
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string(CONCAT __TestCompiler_testCudaCompilerSource
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"#ifndef __CUDACC__\n"
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"# error \"The CMAKE_CUDA_COMPILER is set to an invalid CUDA compiler\"\n"
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"#endif\n"
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"int main(){return 0;}\n")
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# Clear result from normal variable.
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unset(CMAKE_CUDA_COMPILER_WORKS)
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# Puts test result in cache variable.
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try_compile(CMAKE_CUDA_COMPILER_WORKS
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SOURCE_FROM_VAR main.cu __TestCompiler_testCudaCompilerSource
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OUTPUT_VARIABLE __CMAKE_CUDA_COMPILER_OUTPUT)
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unset(__TestCompiler_testCudaCompilerSource)
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# Move result from cache to normal variable.
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set(CMAKE_CUDA_COMPILER_WORKS ${CMAKE_CUDA_COMPILER_WORKS})
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unset(CMAKE_CUDA_COMPILER_WORKS CACHE)
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if(NOT CMAKE_CUDA_COMPILER_WORKS)
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PrintTestCompilerResult(CHECK_FAIL "broken")
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string(REPLACE "\n" "\n " _output "${__CMAKE_CUDA_COMPILER_OUTPUT}")
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message(FATAL_ERROR "The CUDA compiler\n \"${CMAKE_CUDA_COMPILER}\"\n"
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"is not able to compile a simple test program.\nIt fails "
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"with the following output:\n ${_output}\n\n"
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"CMake will not be able to correctly generate this project.")
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endif()
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PrintTestCompilerResult(CHECK_PASS "works")
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endif()
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# Try to identify the compiler features
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include(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerSupport.cmake)
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CMAKE_DETERMINE_COMPILER_SUPPORT(CUDA)
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if("x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC")
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set(CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES "${CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES}")
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set(CMAKE_CUDA_IMPLICIT_LINK_DIRECTORIES "${CMAKE_CUDA_HOST_IMPLICIT_LINK_DIRECTORIES}")
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endif()
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include(Internal/CMakeCUDAFilterImplicitLibs)
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# Filter out implicit link libraries that should not be passed unconditionally.
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cmake_cuda_filter_implicit_libs(CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES)
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if(CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA")
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include(Internal/CMakeNVCCFilterImplicitInfo)
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# Match arguments with cmake_nvcc_parse_implicit_info call in CMakeDetermineCUDACompiler.
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cmake_nvcc_filter_implicit_info(CUDA CMAKE_CUDA_)
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endif()
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# Re-configure to save learned information.
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configure_file(
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${CMAKE_ROOT}/Modules/CMakeCUDACompiler.cmake.in
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${CMAKE_PLATFORM_INFO_DIR}/CMakeCUDACompiler.cmake
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@ONLY
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)
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include(${CMAKE_PLATFORM_INFO_DIR}/CMakeCUDACompiler.cmake)
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unset(__CMAKE_CUDA_COMPILER_OUTPUT)
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