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