forked from OSchip/llvm-project
47 lines
2.0 KiB
CMake
47 lines
2.0 KiB
CMake
cmake_minimum_required(VERSION 3.13.4)
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project(LLVM_RUNTIMES C CXX ASM)
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set(CMAKE_BUILD_WITH_INSTALL_NAME_DIR ON)
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find_package(Python3 COMPONENTS Interpreter)
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if(NOT Python3_Interpreter_FOUND)
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message(WARNING "Python3 not found, using python2 as a fallback")
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find_package(Python2 COMPONENTS Interpreter REQUIRED)
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if(Python2_VERSION VERSION_LESS 2.7)
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message(SEND_ERROR "Python 2.7 or newer is required")
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endif()
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# Treat python2 as python3
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add_executable(Python3::Interpreter IMPORTED)
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set_target_properties(Python3::Interpreter PROPERTIES
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IMPORTED_LOCATION ${Python2_EXECUTABLE})
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set(Python3_EXECUTABLE ${Python2_EXECUTABLE})
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endif()
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# This needs to be set before we add any Lit target for `add_lit_target` to
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# select the right Lit to run the tests.
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set(LLVM_LIT_OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}/bin")
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# Automatically define a few variables that are normally set globally by LLVM.
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# This is to keep some amount of similarity between the global LLVM build and
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# this minimal build.
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set(LLVM_UMBRELLA_ROOT "${CMAKE_CURRENT_SOURCE_DIR}/../../../..")
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list(APPEND CMAKE_MODULE_PATH "${LLVM_UMBRELLA_ROOT}/libcxx/cmake/Modules")
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include(HandleOutOfTreeLLVM)
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# Override the external Lit to make sure we use the one we generate below.
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# TODO: We can remove this once we start relying on the in-tree version of Lit
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# in HandleOutOfTreeLLVM.
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set(LLVM_DEFAULT_EXTERNAL_LIT "")
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# Include individual runtime projects
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set(LLVM_ENABLE_PROJECTS "" CACHE STRING "Semicolon-separated list of runtimes to build.")
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foreach(project IN LISTS LLVM_ENABLE_PROJECTS)
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add_subdirectory("${LLVM_UMBRELLA_ROOT}/${project}" "${CMAKE_CURRENT_BINARY_DIR}/${project}")
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endforeach()
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# Generate the llvm-lit wrapper, needed for testing. This must be done after
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# the projects have been added, since the wraper is only generated correctly
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# if the test suites have already been added with add_lit_target.
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add_subdirectory("${LLVM_UMBRELLA_ROOT}/llvm/utils/llvm-lit" "${CMAKE_CURRENT_BINARY_DIR}/llvm-lit")
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