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if( ${LLVM_TABLEGEN} STREQUAL "tblgen" )
set(CX_NATIVE_TG_DIR "${CMAKE_BINARY_DIR}/native")
set(LLVM_TABLEGEN_EXE "${CX_NATIVE_TG_DIR}/bin/tblgen")
add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}
COMMAND ${CMAKE_COMMAND} -E make_directory ${CX_NATIVE_TG_DIR}
COMMENT "Creating ${CX_NATIVE_TG_DIR}...")
add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}/CMakeCache.txt
COMMAND ${CMAKE_COMMAND} -UMAKE_TOOLCHAIN_FILE -DCMAKE_BUILD_TYPE=Release ${CMAKE_SOURCE_DIR}
WORKING_DIRECTORY ${CX_NATIVE_TG_DIR}
DEPENDS ${CX_NATIVE_TG_DIR}
COMMENT "Configuring native TableGen...")
add_custom_command(OUTPUT ${LLVM_TABLEGEN_EXE}
COMMAND ${CMAKE_BUILD_TOOL}
DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt
WORKING_DIRECTORY ${CX_NATIVE_TG_DIR}/utils/TableGen
COMMENT "Building native TableGen...")
add_custom_target(NativeTableGen DEPENDS ${LLVM_TABLEGEN_EXE})
add_dependencies(tblgen NativeTableGen)
set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES ${CX_NATIVE_TG_DIR})
endif()
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