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2ce1d090c2
Add cmake support for CLC and ll asm language, the latter includes clang preprocessing stage. Add ctests to check for external function calls. v2: fix typos, style Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu> Acked-by: Aaron Watry <awatry@gmail.com> Tested-by: Aaron Watry <awatry@gmail.com> Acked-by: Vedran Miletić <vedran@miletic.net> llvm-svn: 347667
57 lines
2.2 KiB
CMake
57 lines
2.2 KiB
CMake
if(CMAKE_CLC_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_CLC_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 CMakeCCompiler.cmake.
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unset(CMAKE_CLC_COMPILER_WORKS CACHE)
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# This file is used by EnableLanguage in cmGlobalGenerator to
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# determine that that selected CLC 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_CLC_COMPILER_WORKS)
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PrintTestCompilerStatus("CLC" "")
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file(WRITE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testCLCCompiler.cl
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"__kernel void test_k(global int * a)\n"
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"{ *a = 1; }\n")
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try_compile(CMAKE_CLC_COMPILER_WORKS ${CMAKE_BINARY_DIR}
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${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testCLCCompiler.cl
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# We never generate executable so bypass the link step
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CMAKE_FLAGS -DCMAKE_CLC_LINK_EXECUTABLE='true'
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OUTPUT_VARIABLE __CMAKE_CLC_COMPILER_OUTPUT)
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# Move result from cache to normal variable.
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set(CMAKE_CLC_COMPILER_WORKS ${CMAKE_CLC_COMPILER_WORKS})
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unset(CMAKE_CLC_COMPILER_WORKS CACHE)
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set(CLC_TEST_WAS_RUN 1)
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endif()
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if(NOT CMAKE_CLC_COMPILER_WORKS)
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PrintTestCompilerStatus("CLC" " -- broken")
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file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
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"Determining if the CLC compiler works failed with "
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"the following output:\n${__CMAKE_CLC_COMPILER_OUTPUT}\n\n")
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message(FATAL_ERROR "The CLC compiler \"${CMAKE_CLC_COMPILER}\" "
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"is not able to compile a simple test program.\nIt fails "
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"with the following output:\n ${__CMAKE_CLC_COMPILER_OUTPUT}\n\n"
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"CMake will not be able to correctly generate this project.")
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else()
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if(CLC_TEST_WAS_RUN)
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PrintTestCompilerStatus("CLC" " -- works")
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file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
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"Determining if the CLC compiler works passed with "
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"the following output:\n${__CMAKE_CLC_COMPILER_OUTPUT}\n\n")
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endif()
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include(${CMAKE_PLATFORM_INFO_DIR}/CMakeCLCCompiler.cmake)
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endif()
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unset(__CMAKE_CLC_COMPILER_OUTPUT)
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