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ac03e736c7
specified in the same file that the library itself is created. This is more idiomatic for CMake builds, and also allows us to correctly specify dependencies that are missed due to bugs in the GenLibDeps perl script, or change from compiler to compiler. On Linux, this returns CMake to a place where it can relably rebuild several targets of LLVM. I have tried not to change the dependencies from the ones in the current auto-generated file. The only places I've really diverged are in places where I was seeing link failures, and added a dependency. The goal of this patch is not to start changing the dependencies, merely to move them into the correct location, and an explicit form that we can control and change when necessary. This also removes a serialization point in the build because we don't have to scan all the libraries before we begin building various tools. We no longer have a step of the build that regenerates a file inside the source tree. A few other associated cleanups fall out of this. This isn't really finished yet though. After talking to dgregor he urged switching to a single CMake macro to construct libraries with both sources and dependencies in the arguments. Migrating from the two macros to that style will be a follow-up patch. Also, llvm-config is still generated with GenLibDeps.pl, which means it still has slightly buggy dependencies. The internal CMake 'llvm-config-like' macro uses the correct explicitly specified dependencies however. A future patch will switch llvm-config generation (when using CMake) to be based on these deps as well. This may well break Windows. I'm getting a machine set up now to dig into any failures there. If anyone can chime in with problems they see or ideas of how to solve them for Windows, much appreciated. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136433 91177308-0d34-0410-b5e6-96231b3b80d8
141 lines
4.4 KiB
CMake
Executable File
141 lines
4.4 KiB
CMake
Executable File
include(LLVMProcessSources)
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include(LLVM-Config)
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macro(add_llvm_library name)
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llvm_process_sources( ALL_FILES ${ARGN} )
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add_library( ${name} ${ALL_FILES} )
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set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
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if( LLVM_COMMON_DEPENDS )
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add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
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endif( LLVM_COMMON_DEPENDS )
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if( BUILD_SHARED_LIBS )
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llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
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endif()
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# Ensure that the system libraries always comes last on the
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# list. Without this, linking the unit tests on MinGW fails.
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link_system_libs( ${name} )
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if( EXCLUDE_FROM_ALL )
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set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
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else()
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install(TARGETS ${name}
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LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
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ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
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endif()
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# The LLVM Target library shall be built before its sublibraries
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# (asmprinter, etc) because those may use tablegenned files which
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# generation is triggered by the main LLVM target library. Necessary
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# for parallel builds:
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if( CURRENT_LLVM_TARGET )
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add_dependencies(${name} ${CURRENT_LLVM_TARGET})
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endif()
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set_target_properties(${name} PROPERTIES FOLDER "Libraries")
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endmacro(add_llvm_library name)
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macro(add_llvm_library_dependencies name)
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# Save the dependencies of the LLVM library in a variable so that we can
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# query it when resolve llvm-config-style component -> library mappings.
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set(LLVM_LIB_DEPS_${name} ${ARGN})
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# Then add the actual dependencies to the library target.
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target_link_libraries(${name} ${ARGN})
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endmacro(add_llvm_library_dependencies name)
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macro(add_llvm_loadable_module name)
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if( NOT LLVM_ON_UNIX OR CYGWIN )
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message(STATUS "Loadable modules not supported on this platform.
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${name} ignored.")
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# Add empty "phony" target
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add_custom_target(${name})
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else()
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llvm_process_sources( ALL_FILES ${ARGN} )
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if (MODULE)
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set(libkind MODULE)
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else()
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set(libkind SHARED)
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endif()
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add_library( ${name} ${libkind} ${ALL_FILES} )
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set_target_properties( ${name} PROPERTIES PREFIX "" )
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llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
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link_system_libs( ${name} )
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if (APPLE)
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# Darwin-specific linker flags for loadable modules.
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set_target_properties(${name} PROPERTIES
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LINK_FLAGS "-Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
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endif()
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if( EXCLUDE_FROM_ALL )
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set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
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else()
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install(TARGETS ${name}
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LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
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ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
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endif()
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endif()
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set_target_properties(${name} PROPERTIES FOLDER "Loadable modules")
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endmacro(add_llvm_loadable_module name)
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macro(add_llvm_executable name)
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llvm_process_sources( ALL_FILES ${ARGN} )
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if( EXCLUDE_FROM_ALL )
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add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
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else()
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add_executable(${name} ${ALL_FILES})
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endif()
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set(EXCLUDE_FROM_ALL OFF)
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target_link_libraries( ${name} ${LLVM_USED_LIBS} )
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llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
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if( LLVM_COMMON_DEPENDS )
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add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
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endif( LLVM_COMMON_DEPENDS )
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link_system_libs( ${name} )
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endmacro(add_llvm_executable name)
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macro(add_llvm_tool name)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR})
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if( NOT LLVM_BUILD_TOOLS )
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set(EXCLUDE_FROM_ALL ON)
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endif()
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add_llvm_executable(${name} ${ARGN})
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if( LLVM_BUILD_TOOLS )
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install(TARGETS ${name} RUNTIME DESTINATION bin)
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endif()
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set_target_properties(${name} PROPERTIES FOLDER "Tools")
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endmacro(add_llvm_tool name)
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macro(add_llvm_example name)
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# set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_EXAMPLES_BINARY_DIR})
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if( NOT LLVM_BUILD_EXAMPLES )
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set(EXCLUDE_FROM_ALL ON)
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endif()
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add_llvm_executable(${name} ${ARGN})
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if( LLVM_BUILD_EXAMPLES )
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install(TARGETS ${name} RUNTIME DESTINATION examples)
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endif()
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set_target_properties(${name} PROPERTIES FOLDER "Examples")
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endmacro(add_llvm_example name)
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macro(add_llvm_utility name)
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add_llvm_executable(${name} ${ARGN})
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set_target_properties(${name} PROPERTIES FOLDER "Utils")
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endmacro(add_llvm_utility name)
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macro(add_llvm_target target_name)
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include_directories(BEFORE
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${CMAKE_CURRENT_BINARY_DIR}
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${CMAKE_CURRENT_SOURCE_DIR})
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add_llvm_library(LLVM${target_name} ${ARGN} ${TABLEGEN_OUTPUT})
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set( CURRENT_LLVM_TARGET LLVM${target_name} )
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endmacro(add_llvm_target)
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