| function(get_system_libs return_var) |
| # Returns in `return_var' a list of system libraries used by LLVM. |
| if( NOT MSVC ) |
| if( MINGW ) |
| set(system_libs ${system_libs} imagehlp psapi) |
| elseif( CMAKE_HOST_UNIX ) |
| if( HAVE_LIBDL ) |
| set(system_libs ${system_libs} dl) |
| endif() |
| if( LLVM_ENABLE_THREADS AND HAVE_LIBPTHREAD ) |
| set(system_libs ${system_libs} pthread) |
| endif() |
| endif( MINGW ) |
| endif( NOT MSVC ) |
| set(${return_var} ${system_libs} PARENT_SCOPE) |
| endfunction(get_system_libs) |
| |
| |
| macro(llvm_config executable) |
| explicit_llvm_config(${executable} ${ARGN}) |
| endmacro(llvm_config) |
| |
| |
| function(explicit_llvm_config executable) |
| set( link_components ${ARGN} ) |
| |
| explicit_map_components_to_libraries(LIBRARIES ${link_components}) |
| target_link_libraries(${executable} ${LIBRARIES}) |
| endfunction(explicit_llvm_config) |
| |
| |
| function(explicit_map_components_to_libraries out_libs) |
| set( link_components ${ARGN} ) |
| foreach(c ${link_components}) |
| # add codegen, asmprinter, asmparser |
| list(FIND LLVM_TARGETS_TO_BUILD ${c} idx) |
| if( NOT idx LESS 0 ) |
| list(FIND llvm_libs "LLVM${c}CodeGen" idx) |
| if( NOT idx LESS 0 ) |
| list(APPEND expanded_components "LLVM${c}CodeGen") |
| else() |
| list(FIND llvm_libs "LLVM${c}" idx) |
| if( NOT idx LESS 0 ) |
| list(APPEND expanded_components "LLVM${c}") |
| else() |
| message(FATAL_ERROR "Target ${c} is not in the set of libraries.") |
| endif() |
| endif() |
| list(FIND llvm_libs "LLVM${c}AsmPrinter" asmidx) |
| if( NOT asmidx LESS 0 ) |
| list(APPEND expanded_components "LLVM${c}AsmPrinter") |
| endif() |
| list(FIND llvm_libs "LLVM${c}AsmParser" asmidx) |
| if( NOT asmidx LESS 0 ) |
| list(APPEND expanded_components "LLVM${c}AsmParser") |
| endif() |
| list(FIND llvm_libs "LLVM${c}Info" asmidx) |
| if( NOT asmidx LESS 0 ) |
| list(APPEND expanded_components "LLVM${c}Info") |
| endif() |
| elseif( c STREQUAL "native" ) |
| list(APPEND expanded_components "LLVM${LLVM_NATIVE_ARCH}CodeGen") |
| elseif( c STREQUAL "nativecodegen" ) |
| list(APPEND expanded_components "LLVM${LLVM_NATIVE_ARCH}CodeGen") |
| elseif( c STREQUAL "backend" ) |
| # same case as in `native'. |
| elseif( c STREQUAL "engine" ) |
| # TODO: as we assume we are on X86, this is `jit'. |
| list(APPEND expanded_components "LLVMJIT") |
| elseif( c STREQUAL "all" ) |
| list(APPEND expanded_components ${llvm_libs}) |
| else( NOT idx LESS 0 ) |
| list(APPEND expanded_components LLVM${c}) |
| endif( NOT idx LESS 0 ) |
| endforeach(c) |
| # We must match capitalization. |
| string(TOUPPER "${llvm_libs}" capitalized_libs) |
| list(REMOVE_DUPLICATES expanded_components) |
| list(LENGTH expanded_components lst_size) |
| set(result "") |
| while( 0 LESS ${lst_size} ) |
| list(GET expanded_components 0 c) |
| string(TOUPPER "${c}" capitalized) |
| list(FIND capitalized_libs ${capitalized} idx) |
| if( idx LESS 0 ) |
| message(FATAL_ERROR "Library ${c} not found in list of llvm libraries.") |
| endif( idx LESS 0 ) |
| list(GET llvm_libs ${idx} canonical_lib) |
| list(REMOVE_ITEM result ${canonical_lib}) |
| list(APPEND result ${canonical_lib}) |
| foreach(c ${MSVC_LIB_DEPS_${canonical_lib}}) |
| list(REMOVE_ITEM expanded_components ${c}) |
| endforeach() |
| list(APPEND expanded_components ${MSVC_LIB_DEPS_${canonical_lib}}) |
| list(REMOVE_AT expanded_components 0) |
| list(LENGTH expanded_components lst_size) |
| endwhile( 0 LESS ${lst_size} ) |
| set(${out_libs} ${result} PARENT_SCOPE) |
| endfunction(explicit_map_components_to_libraries) |
| |
| |
| # The library dependency data is contained in the file |
| # LLVMLibDeps.cmake on this directory. It is automatically generated |
| # by tools/llvm-config/CMakeLists.txt when the build comprises all the |
| # targets and we are on a environment Posix enough to build the |
| # llvm-config script. This, in practice, just excludes MSVC. |
| |
| # When you remove or rename a library from the build, be sure to |
| # remove its file from lib/ as well, or the GenLibDeps.pl script will |
| # include it on its analysis! |
| |
| # The format generated by GenLibDeps.pl |
| |
| # LLVMARMAsmPrinter.o: LLVMARMCodeGen.o libLLVMAsmPrinter.a libLLVMCodeGen.a libLLVMCore.a libLLVMSupport.a libLLVMTarget.a |
| |
| # is translated to: |
| |
| # set(MSVC_LIB_DEPS_LLVMARMAsmPrinter LLVMARMCodeGen LLVMAsmPrinter LLVMCodeGen LLVMCore LLVMSupport LLVMTarget) |
| |
| # It is necessary to remove the `lib' prefix and the `.a'. |
| |
| # This 'sed' script should do the trick: |
| # sed -e s'#\.a##g' -e 's#libLLVM#LLVM#g' -e 's#: # #' -e 's#\(.*\)#set(MSVC_LIB_DEPS_\1)#' ~/llvm/tools/llvm-config/LibDeps.txt |
| |
| include(LLVMLibDeps) |