# LLVM_TARGET_DEFINITIONS must contain the name of the .td file to process. | |
# Extra parameters for `tblgen' may come after `ofn' parameter. | |
# Adds the name of the generated file to TABLEGEN_OUTPUT. | |
macro(tablegen project ofn) | |
file(GLOB local_tds "*.td") | |
file(GLOB_RECURSE global_tds "${LLVM_MAIN_SRC_DIR}/include/llvm/*.td") | |
if (IS_ABSOLUTE ${LLVM_TARGET_DEFINITIONS}) | |
set(LLVM_TARGET_DEFINITIONS_ABSOLUTE ${LLVM_TARGET_DEFINITIONS}) | |
else() | |
set(LLVM_TARGET_DEFINITIONS_ABSOLUTE | |
${CMAKE_CURRENT_SOURCE_DIR}/${LLVM_TARGET_DEFINITIONS}) | |
endif() | |
add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp | |
# Generate tablegen output in a temporary file. | |
COMMAND ${${project}_TABLEGEN_EXE} ${ARGN} -I ${CMAKE_CURRENT_SOURCE_DIR} | |
-I ${LLVM_MAIN_SRC_DIR}/lib/Target -I ${LLVM_MAIN_INCLUDE_DIR} | |
${LLVM_TARGET_DEFINITIONS_ABSOLUTE} | |
-o ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp | |
# The file in LLVM_TARGET_DEFINITIONS may be not in the current | |
# directory and local_tds may not contain it, so we must | |
# explicitly list it here: | |
DEPENDS ${${project}_TABLEGEN_EXE} ${local_tds} ${global_tds} | |
${LLVM_TARGET_DEFINITIONS_ABSOLUTE} | |
COMMENT "Building ${ofn}..." | |
) | |
add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${ofn} | |
# Only update the real output file if there are any differences. | |
# This prevents recompilation of all the files depending on it if there | |
# aren't any. | |
COMMAND ${CMAKE_COMMAND} -E copy_if_different | |
${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp | |
${CMAKE_CURRENT_BINARY_DIR}/${ofn} | |
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${ofn}.tmp | |
COMMENT "" | |
) | |
# `make clean' must remove all those generated files: | |
set_property(DIRECTORY APPEND | |
PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${ofn}.tmp ${ofn}) | |
set(TABLEGEN_OUTPUT ${TABLEGEN_OUTPUT} ${CMAKE_CURRENT_BINARY_DIR}/${ofn}) | |
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${ofn} | |
PROPERTIES GENERATED 1) | |
endmacro(tablegen) | |
function(add_public_tablegen_target target) | |
# Creates a target for publicly exporting tablegen dependencies. | |
if( TABLEGEN_OUTPUT ) | |
add_custom_target(${target} | |
DEPENDS ${TABLEGEN_OUTPUT}) | |
add_dependencies(${target} ${LLVM_COMMON_DEPENDS}) | |
endif( TABLEGEN_OUTPUT ) | |
endfunction() | |
if(CMAKE_CROSSCOMPILING) | |
set(CX_NATIVE_TG_DIR "${CMAKE_BINARY_DIR}/native") | |
add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR} | |
COMMAND ${CMAKE_COMMAND} -E make_directory ${CX_NATIVE_TG_DIR} | |
COMMENT "Creating ${CX_NATIVE_TG_DIR}...") | |
add_custom_command(OUTPUT ${CX_NATIVE_TG_DIR}/CMakeCache.txt | |
COMMAND ${CMAKE_COMMAND} -UMAKE_TOOLCHAIN_FILE -DCMAKE_BUILD_TYPE=Release | |
-DLLVM_BUILD_POLLY=OFF ${CMAKE_SOURCE_DIR} | |
WORKING_DIRECTORY ${CX_NATIVE_TG_DIR} | |
DEPENDS ${CX_NATIVE_TG_DIR} | |
COMMENT "Configuring native TableGen...") | |
add_custom_target(ConfigureNativeTableGen DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt) | |
set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES ${CX_NATIVE_TG_DIR}) | |
endif() | |
macro(add_tablegen target project) | |
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR}) | |
add_llvm_utility(${target} ${ARGN}) | |
set(${project}_TABLEGEN "${target}" CACHE | |
STRING "Native TableGen executable. Saves building one when cross-compiling.") | |
# Upgrade existing LLVM_TABLEGEN setting. | |
if(${project} STREQUAL LLVM) | |
if(${LLVM_TABLEGEN} STREQUAL tblgen) | |
set(LLVM_TABLEGEN "${target}" CACHE | |
STRING "Native TableGen executable. Saves building one when cross-compiling." | |
FORCE) | |
endif() | |
endif() | |
# Effective tblgen executable to be used: | |
set(${project}_TABLEGEN_EXE ${${project}_TABLEGEN} PARENT_SCOPE) | |
if(CMAKE_CROSSCOMPILING) | |
if( ${${project}_TABLEGEN} STREQUAL "${target}" ) | |
set(${project}_TABLEGEN_EXE "${CX_NATIVE_TG_DIR}/bin/${target}") | |
set(${project}_TABLEGEN_EXE ${${project}_TABLEGEN_EXE} PARENT_SCOPE) | |
add_custom_command(OUTPUT ${${project}_TABLEGEN_EXE} | |
COMMAND ${CMAKE_BUILD_TOOL} ${target} | |
DEPENDS ${CX_NATIVE_TG_DIR}/CMakeCache.txt | |
WORKING_DIRECTORY ${CX_NATIVE_TG_DIR} | |
COMMENT "Building native TableGen...") | |
add_custom_target(${project}NativeTableGen DEPENDS ${${project}_TABLEGEN_EXE}) | |
add_dependencies(${project}NativeTableGen ConfigureNativeTableGen) | |
add_dependencies(${target} ${project}NativeTableGen) | |
endif() | |
endif() | |
target_link_libraries(${target} LLVMSupport LLVMTableGen) | |
if( MINGW ) | |
target_link_libraries(${target} imagehlp psapi) | |
if(CMAKE_SIZEOF_VOID_P MATCHES "8") | |
set_target_properties(${target} PROPERTIES LINK_FLAGS -Wl,--stack,16777216) | |
endif(CMAKE_SIZEOF_VOID_P MATCHES "8") | |
endif( MINGW ) | |
if( LLVM_ENABLE_THREADS AND HAVE_LIBPTHREAD AND NOT BEOS ) | |
target_link_libraries(${target} pthread) | |
endif() | |
install(TARGETS ${target} RUNTIME DESTINATION bin) | |
endmacro() |