libc/lib/CMakeLists.txt

   1 set(libc_archive_targets "")
   2 set(libc_archive_names "")
   3 set(libc_archive_entrypoint_lists "")
   4 if(LLVM_LIBC_FULL_BUILD)
   5   list(APPEND libc_archive_names c m)
   6   list(APPEND libc_archive_targets libc libm)
   7   list(APPEND libc_archive_entrypoint_lists
   8        TARGET_LIBC_ENTRYPOINTS TARGET_LIBM_ENTRYPOINTS)
   9 else()
  10   list(APPEND libc_archive_names llvmlibc)
  11   list(APPEND libc_archive_targets libc)
  12   list(APPEND libc_archive_entrypoint_lists TARGET_LLVMLIBC_ENTRYPOINTS)
  13 endif()
  14
  15 set(added_archive_targets "")
  16 foreach(archive IN ZIP_LISTS
  17         libc_archive_names libc_archive_targets libc_archive_entrypoint_lists)
  18   if(NOT ${archive_2})
  19     # If an entrypoint list is missing, then skip adding targets for it.
  20     continue()
  21   endif()
  22   add_entrypoint_library(
  23     ${archive_1}
  24     DEPENDS
  25       ${${archive_2}}
  26   )
  27   set_target_properties(
  28     ${archive_1}
  29     PROPERTIES
  30       ARCHIVE_OUTPUT_NAME ${archive_0}
  31   )
  32   if(LLVM_LIBC_FULL_BUILD)
  33     target_link_libraries(${archive_1} PUBLIC libc-headers)
  34     if(TARGET libc-startup)
  35       add_dependencies(${archive_1} libc-startup)
  36     endif()
  37   endif()
  38   list(APPEND added_archive_targets ${archive_1})
  39
  40   # Add the offloading version of the library for offloading languages. These
  41   # are installed in the standard search path separate from the other libraries.
  42   if(LIBC_TARGET_OS_IS_GPU)
  43     add_bitcode_entrypoint_library(
  44       ${archive_1}bitcode
  45       ${archive_1}
  46       DEPENDS
  47         ${${archive_2}}
  48     )
  49     set_target_properties(
  50       ${archive_1}bitcode
  51       PROPERTIES
  52         OUTPUT_NAME ${archive_1}.bc
  53     )
  54     list(APPEND added_bitcode_targets ${archive_1}bitcode)
  55   endif()
  56 endforeach()
  57
  58 install(
  59   TARGETS ${added_archive_targets}
  60   ARCHIVE DESTINATION ${LIBC_INSTALL_LIBRARY_DIR}
  61   COMPONENT libc
  62 )
  63
  64 foreach(file ${added_bitcode_targets})
  65   install(FILES $<TARGET_FILE:${file}>
  66           DESTINATION ${LIBC_INSTALL_LIBRARY_DIR}
  67           RENAME $<TARGET_PROPERTY:${file},OUTPUT_NAME>
  68           COMPONENT libc
  69   )
  70 endforeach()
  71
  72 if(NOT LIBC_TARGET_OS_IS_BAREMETAL)
  73   # For now we will disable libc-startup installation for baremetal. The
  74   # correct way to do it would be to make a hookable startup for baremetal
  75   # and install it as part of the libc installation.
  76   set(startup_target "libc-startup")
  77 endif()
  78
  79 if(LLVM_LIBC_FULL_BUILD)
  80   set(header_install_target install-libc-headers)
  81 endif()
  82
  83 add_custom_target(install-libc
  84                   DEPENDS ${added_archive_targets}
  85                           ${added_bitcode_targets}
  86                           ${startup_target}
  87                           ${header_install_target}
  88                   COMMAND "${CMAKE_COMMAND}"
  89                           -DCMAKE_INSTALL_COMPONENT=libc
  90                           -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
  91 add_custom_target(install-libc-stripped
  92                   DEPENDS ${added_archive_targets}
  93                           ${added_bitcode_targets}
  94                           ${startup_target}
  95                           ${header_install_target}
  96                   COMMAND "${CMAKE_COMMAND}"
  97                           -DCMAKE_INSTALL_COMPONENT=libc
  98                           -DCMAKE_INSTALL_DO_STRIP=1
  99                           -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")