cmake/modules/CrossCompileLLVM.cmake

   1
   2 if( ${LLVM_TABLEGEN} STREQUAL "tblgen" )
   3   set(CX_NATIVE_TG_DIR "${CMAKE_BINARY_DIR}/native")
   4   set(LLVM_TABLEGEN_EXE "${CX_NATIVE_TG_DIR}/bin/tblgen")
   5
   6   add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}
   7     COMMAND ${CMAKE_COMMAND} -E make_directory ${CX_NATIVE_TG_DIR}
   8     COMMENT "Creating ${CX_NATIVE_TG_DIR}...")
   9
  10   add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}/CMakeCache.txt
  11     COMMAND ${CMAKE_COMMAND} -UMAKE_TOOLCHAIN_FILE -DCMAKE_BUILD_TYPE=Release ${CMAKE_SOURCE_DIR}
  12     WORKING_DIRECTORY ${CX_NATIVE_TG_DIR}
  13     DEPENDS ${CX_NATIVE_TG_DIR}
  14     COMMENT "Configuring native TableGen...")
  15
  16   add_custom_command(OUTPUT ${LLVM_TABLEGEN_EXE}
  17     COMMAND ${CMAKE_BUILD_TOOL}
  18     DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt
  19     WORKING_DIRECTORY ${CX_NATIVE_TG_DIR}/utils/TableGen
  20     COMMENT "Building native TableGen...")
  21   add_custom_target(NativeTableGen DEPENDS ${LLVM_TABLEGEN_EXE})
  22
  23   add_dependencies(tblgen NativeTableGen)
  24
  25   set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES ${CX_NATIVE_TG_DIR})
  26 endif()