/3rd_party/llvm/cmake/modules/TableGen.cmake
CMake | 143 lines | 106 code | 21 blank | 16 comment | 13 complexity | 09fab8bd086d077b960243e62e7bc1fc MD5 | raw file
Possible License(s): LGPL-2.1, BSD-3-Clause, JSON, MPL-2.0-no-copyleft-exception, GPL-2.0, GPL-3.0, LGPL-3.0, BSD-2-Clause
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 project ofn) 6 file(GLOB local_tds "*.td") 7 file(GLOB_RECURSE global_tds "${LLVM_MAIN_SRC_DIR}/include/llvm/*.td") 8 9 if (IS_ABSOLUTE ${LLVM_TARGET_DEFINITIONS}) 10 set(LLVM_TARGET_DEFINITIONS_ABSOLUTE ${LLVM_TARGET_DEFINITIONS}) 11 else() 12 set(LLVM_TARGET_DEFINITIONS_ABSOLUTE 13 ${CMAKE_CURRENT_SOURCE_DIR}/${LLVM_TARGET_DEFINITIONS}) 14 endif() 15 add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp 16 # Generate tablegen output in a temporary file. 17 COMMAND ${${project}_TABLEGEN_EXE} ${ARGN} -I ${CMAKE_CURRENT_SOURCE_DIR} 18 -I ${LLVM_MAIN_SRC_DIR}/lib/Target -I ${LLVM_MAIN_INCLUDE_DIR} 19 ${LLVM_TARGET_DEFINITIONS_ABSOLUTE} 20 -o ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp 21 # The file in LLVM_TARGET_DEFINITIONS may be not in the current 22 # directory and local_tds may not contain it, so we must 23 # explicitly list it here: 24 DEPENDS ${${project}_TABLEGEN_EXE} ${local_tds} ${global_tds} 25 ${LLVM_TARGET_DEFINITIONS_ABSOLUTE} 26 COMMENT "Building ${ofn}..." 27 ) 28 add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${ofn} 29 # Only update the real output file if there are any differences. 30 # This prevents recompilation of all the files depending on it if there 31 # aren't any. 32 COMMAND ${CMAKE_COMMAND} -E copy_if_different 33 ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp 34 ${CMAKE_CURRENT_BINARY_DIR}/${ofn} 35 DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp 36 COMMENT "" 37 ) 38 39 # `make clean' must remove all those generated files: 40 set_property(DIRECTORY APPEND 41 PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${ofn}.tmp ${ofn}) 42 43 set(TABLEGEN_OUTPUT ${TABLEGEN_OUTPUT} ${CMAKE_CURRENT_BINARY_DIR}/${ofn}) 44 set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${ofn} 45 PROPERTIES GENERATED 1) 46endmacro(tablegen) 47 48function(add_public_tablegen_target target) 49 # Creates a target for publicly exporting tablegen dependencies. 50 if( TABLEGEN_OUTPUT ) 51 add_custom_target(${target} 52 DEPENDS ${TABLEGEN_OUTPUT}) 53 if (LLVM_COMMON_DEPENDS) 54 add_dependencies(${target} ${LLVM_COMMON_DEPENDS}) 55 endif () 56 set_target_properties(${target} PROPERTIES FOLDER "Tablegenning") 57 endif( TABLEGEN_OUTPUT ) 58endfunction() 59 60if(CMAKE_CROSSCOMPILING) 61 set(CX_NATIVE_TG_DIR "${CMAKE_BINARY_DIR}/native") 62 63 add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR} 64 COMMAND ${CMAKE_COMMAND} -E make_directory ${CX_NATIVE_TG_DIR} 65 COMMENT "Creating ${CX_NATIVE_TG_DIR}...") 66 67 add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}/CMakeCache.txt 68 COMMAND ${CMAKE_COMMAND} -UMAKE_TOOLCHAIN_FILE -DCMAKE_BUILD_TYPE=Release 69 -DLLVM_BUILD_POLLY=OFF 70 -G "${CMAKE_GENERATOR}" ${CMAKE_SOURCE_DIR} 71 WORKING_DIRECTORY ${CX_NATIVE_TG_DIR} 72 DEPENDS ${CX_NATIVE_TG_DIR} 73 COMMENT "Configuring native TableGen...") 74 75 add_custom_target(ConfigureNativeTableGen DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt) 76 77 set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES ${CX_NATIVE_TG_DIR}) 78endif() 79 80macro(add_tablegen target project) 81 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR}) 82 83 set(${target}_OLD_LLVM_LINK_COMPONENTS ${LLVM_LINK_COMPONENTS}) 84 set(LLVM_LINK_COMPONENTS ${LLVM_LINK_COMPONENTS} TableGen) 85 add_llvm_utility(${target} ${ARGN}) 86 set(LLVM_LINK_COMPONENTS ${${target}_OLD_LLVM_LINK_COMPONENTS}) 87 88 # For Xcode builds, symlink bin/<target> to bin/<Config>/<target> so that 89 # a separately-configured Clang project can still find llvm-tblgen. 90 if (XCODE) 91 add_custom_target(${target}-top ALL 92 ${CMAKE_COMMAND} -E create_symlink 93 ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${CMAKE_CFG_INTDIR}/${target}${CMAKE_EXECUTABLE_SUFFIX} 94 ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${target}${CMAKE_EXECUTABLE_SUFFIX} 95 DEPENDS ${target}) 96 endif () 97 98 set(${project}_TABLEGEN "${target}" CACHE 99 STRING "Native TableGen executable. Saves building one when cross-compiling.") 100 101 # Upgrade existing LLVM_TABLEGEN setting. 102 if(${project} STREQUAL LLVM) 103 if(${LLVM_TABLEGEN} STREQUAL tblgen) 104 set(LLVM_TABLEGEN "${target}" CACHE 105 STRING "Native TableGen executable. Saves building one when cross-compiling." 106 FORCE) 107 endif() 108 endif() 109 110 # Effective tblgen executable to be used: 111 set(${project}_TABLEGEN_EXE ${${project}_TABLEGEN} PARENT_SCOPE) 112 113 if(CMAKE_CROSSCOMPILING) 114 if( ${${project}_TABLEGEN} STREQUAL "${target}" ) 115 set(${project}_TABLEGEN_EXE "${CX_NATIVE_TG_DIR}/bin/${target}") 116 set(${project}_TABLEGEN_EXE ${${project}_TABLEGEN_EXE} PARENT_SCOPE) 117 118 add_custom_command(OUTPUT ${${project}_TABLEGEN_EXE} 119 COMMAND ${CMAKE_BUILD_TOOL} ${target} 120 DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt 121 WORKING_DIRECTORY ${CX_NATIVE_TG_DIR} 122 COMMENT "Building native TableGen...") 123 add_custom_target(${project}NativeTableGen DEPENDS ${${project}_TABLEGEN_EXE}) 124 add_dependencies(${project}NativeTableGen ConfigureNativeTableGen) 125 126 add_dependencies(${target} ${project}NativeTableGen) 127 endif() 128 endif() 129 130 if( MINGW ) 131 target_link_libraries(${target} imagehlp psapi shell32) 132 if(CMAKE_SIZEOF_VOID_P MATCHES "8") 133 set_target_properties(${target} PROPERTIES LINK_FLAGS -Wl,--stack,16777216) 134 endif(CMAKE_SIZEOF_VOID_P MATCHES "8") 135 endif( MINGW ) 136 if( LLVM_ENABLE_THREADS AND HAVE_LIBPTHREAD AND NOT BEOS ) 137 target_link_libraries(${target} pthread) 138 endif() 139 140 if (${project} STREQUAL LLVM AND NOT LLVM_INSTALL_TOOLCHAIN_ONLY) 141 install(TARGETS ${target} RUNTIME DESTINATION bin) 142 endif() 143endmacro()