llvm-6502/cmake/modules/AddPartiallyLinkedObject.cmake
Oscar Fuentes 3ab40ca3d5 CMake: Support for cross-compiling. For now, requires a previously
built native tblgen which is passed to cmake in the variable
LLVM_TABLEGEN.

See

http://www.cmake.org/Wiki/CmakeMingw

for a quick example on how to cross-compile with CMake.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58939 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-09 18:53:19 +00:00

38 lines
1.4 KiB
CMake
Executable File

macro(target_name_of_partially_linked_object lib var)
if( MSVC )
set(${var} ${lib})
else( MSVC )
set(${var} ${lib}_pll)
endif( MSVC )
endmacro(target_name_of_partially_linked_object lib var)
macro(add_partially_linked_object lib)
if( MSVC )
add_llvm_library( ${lib} ${ARGN})
else( MSVC )
set(pll ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/${lib}.o)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/temp_lib)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/temp_lib)
add_library( ${lib} STATIC ${ARGN})
if( LLVM_COMMON_DEPENDS )
add_dependencies( ${lib} ${LLVM_COMMON_DEPENDS} )
endif( LLVM_COMMON_DEPENDS )
add_custom_command(OUTPUT ${pll}
COMMENT "Building ${lib}.o..."
DEPENDS ${lib}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/temp_lib
COMMAND ar x ${CMAKE_STATIC_LIBRARY_PREFIX}${lib}${CMAKE_STATIC_LIBRARY_SUFFIX}
COMMAND ${CMAKE_LINKER} "${LLVM_PLO_FLAGS}" -r "*${CMAKE_CXX_OUTPUT_EXTENSION}" -o ${pll}
COMMAND rm -f *${CMAKE_CXX_OUTPUT_EXTENSION}
)
target_name_of_partially_linked_object(${lib} tnplo)
add_custom_target(${tnplo} ALL DEPENDS ${pll})
set( llvm_libs ${llvm_libs} ${pll} PARENT_SCOPE)
set( llvm_lib_targets ${llvm_lib_targets} ${tnplo} PARENT_SCOPE )
endif( MSVC )
install(FILES ${pll}
DESTINATION lib)
endmacro(add_partially_linked_object lib)