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.
5 macro(tablegen project ofn)
6 file(GLOB local_tds "*.td")
7 file(GLOB_RECURSE global_tds "${LLVM_MAIN_SRC_DIR}/include/llvm/*.td")
9 if (IS_ABSOLUTE ${LLVM_TARGET_DEFINITIONS})
10 set(LLVM_TARGET_DEFINITIONS_ABSOLUTE ${LLVM_TARGET_DEFINITIONS})
12 set(LLVM_TARGET_DEFINITIONS_ABSOLUTE
13 ${CMAKE_CURRENT_SOURCE_DIR}/${LLVM_TARGET_DEFINITIONS})
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}..."
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
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
39 # `make clean' must remove all those generated files:
40 set_property(DIRECTORY APPEND
41 PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${ofn}.tmp ${ofn})
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)
48 function(add_public_tablegen_target target)
49 # Creates a target for publicly exporting tablegen dependencies.
51 add_custom_target(${target}
52 DEPENDS ${TABLEGEN_OUTPUT})
53 add_dependencies(${target} ${LLVM_COMMON_DEPENDS})
54 set_target_properties(${target} PROPERTIES FOLDER "Tablegenning")
55 endif( TABLEGEN_OUTPUT )
58 if(CMAKE_CROSSCOMPILING)
59 set(CX_NATIVE_TG_DIR "${CMAKE_BINARY_DIR}/native")
61 add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}
62 COMMAND ${CMAKE_COMMAND} -E make_directory ${CX_NATIVE_TG_DIR}
63 COMMENT "Creating ${CX_NATIVE_TG_DIR}...")
65 add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}/CMakeCache.txt
66 COMMAND ${CMAKE_COMMAND} -UMAKE_TOOLCHAIN_FILE -DCMAKE_BUILD_TYPE=Release
67 -DLLVM_BUILD_POLLY=OFF ${CMAKE_SOURCE_DIR}
68 WORKING_DIRECTORY ${CX_NATIVE_TG_DIR}
69 DEPENDS ${CX_NATIVE_TG_DIR}
70 COMMENT "Configuring native TableGen...")
72 add_custom_target(ConfigureNativeTableGen DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt)
74 set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES ${CX_NATIVE_TG_DIR})
77 macro(add_tablegen target project)
78 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR})
80 set(${target}_OLD_LLVM_LINK_COMPONENTS ${LLVM_LINK_COMPONENTS})
81 set(LLVM_LINK_COMPONENTS ${LLVM_LINK_COMPONENTS} TableGen)
82 add_llvm_utility(${target} ${ARGN})
83 set(LLVM_LINK_COMPONENTS ${${target}_OLD_LLVM_LINK_COMPONENTS})
85 set(${project}_TABLEGEN "${target}" CACHE
86 STRING "Native TableGen executable. Saves building one when cross-compiling.")
88 # Upgrade existing LLVM_TABLEGEN setting.
89 if(${project} STREQUAL LLVM)
90 if(${LLVM_TABLEGEN} STREQUAL tblgen)
91 set(LLVM_TABLEGEN "${target}" CACHE
92 STRING "Native TableGen executable. Saves building one when cross-compiling."
97 # Effective tblgen executable to be used:
98 set(${project}_TABLEGEN_EXE ${${project}_TABLEGEN} PARENT_SCOPE)
100 if(CMAKE_CROSSCOMPILING)
101 if( ${${project}_TABLEGEN} STREQUAL "${target}" )
102 set(${project}_TABLEGEN_EXE "${CX_NATIVE_TG_DIR}/bin/${target}")
103 set(${project}_TABLEGEN_EXE ${${project}_TABLEGEN_EXE} PARENT_SCOPE)
105 add_custom_command(OUTPUT ${${project}_TABLEGEN_EXE}
106 COMMAND ${CMAKE_BUILD_TOOL} ${target}
107 DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt
108 WORKING_DIRECTORY ${CX_NATIVE_TG_DIR}
109 COMMENT "Building native TableGen...")
110 add_custom_target(${project}NativeTableGen DEPENDS ${${project}_TABLEGEN_EXE})
111 add_dependencies(${project}NativeTableGen ConfigureNativeTableGen)
113 add_dependencies(${target} ${project}NativeTableGen)
118 target_link_libraries(${target} imagehlp psapi)
119 if(CMAKE_SIZEOF_VOID_P MATCHES "8")
120 set_target_properties(${target} PROPERTIES LINK_FLAGS -Wl,--stack,16777216)
121 endif(CMAKE_SIZEOF_VOID_P MATCHES "8")
123 if( LLVM_ENABLE_THREADS AND HAVE_LIBPTHREAD AND NOT BEOS )
124 target_link_libraries(${target} pthread)
127 install(TARGETS ${target} RUNTIME DESTINATION bin)