cmake/modules/TableGen.cmake

   1 # LLVM_TARGET_DEFINITIONS must contain the name of the .td file to process.
   2 # Extra parameters for `tblgen' may come after `ofn' parameter.
   3 # Adds the name of the generated file to TABLEGEN_OUTPUT.
   4
   5 macro(tablegen ofn)
   6   file(GLOB local_tds "*.td")
   7   file(GLOB_RECURSE global_tds "${LLVM_MAIN_SRC_DIR}/include/llvm/*.td")
   8
   9   add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp
  10     COMMAND ${LLVM_TABLEGEN_EXE} ${ARGN} -I ${CMAKE_CURRENT_SOURCE_DIR}
  11     -I ${LLVM_MAIN_SRC_DIR}/lib/Target -I ${LLVM_MAIN_INCLUDE_DIR}
  12     ${CMAKE_CURRENT_SOURCE_DIR}/${LLVM_TARGET_DEFINITIONS}
  13     -o ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp
  14     DEPENDS tblgen ${local_tds} ${global_tds}
  15     COMMENT "Building ${ofn}.tmp..."
  16     )
  17   add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${ofn}
  18     COMMAND ${CMAKE_COMMAND} -E copy_if_different
  19     ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp ${CMAKE_CURRENT_BINARY_DIR}/${ofn}
  20     DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp
  21     COMMENT "Building ${ofn}..."
  22     )
  23   set(TABLEGEN_OUTPUT ${TABLEGEN_OUTPUT} ${CMAKE_CURRENT_BINARY_DIR}/${ofn})
  24   set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${ofn}
  25     PROPERTIES GENERATED 1)
  26 endmacro(tablegen)