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
5macro(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)
26endmacro(tablegen)
27