diff --git a/llvm/cmake/modules/AddLLVM.cmake b/llvm/cmake/modules/AddLLVM.cmake
--- a/llvm/cmake/modules/AddLLVM.cmake
+++ b/llvm/cmake/modules/AddLLVM.cmake
@@ -556,7 +556,13 @@
           add_dependencies(${obj_name} ${link_lib})
         endif()
       endforeach()
+      target_link_libraries(${obj_name} ${ARG_LINK_LIBS})
     endif()
+
+    # Add target include directories from the main target.  This makes it
+    # possible to call target_include_directories() with ${name} after
+    # calling llvm_add_library() and still have it apply to the object library.
+    set_target_properties(${obj_name} PROPERTIES INCLUDE_DIRECTORIES "$<TARGET_PROPERTY:${name},INCLUDE_DIRECTORIES>")
   endif()
 
   if(ARG_SHARED AND ARG_STATIC)
@@ -822,7 +828,7 @@
     "COMPONENT_NAME;ADD_TO_COMPONENT"
     ""
     ${ARGN})
-  add_llvm_library(${name} COMPONENT_LIB ${ARG_UNPARSED_ARGUMENTS})
+  add_llvm_library(${name} COMPONENT_LIB OBJECT ${ARG_UNPARSED_ARGUMENTS})
   string(REGEX REPLACE "^LLVM" "" component_name ${name})
   set_property(TARGET ${name} PROPERTY LLVM_COMPONENT_NAME ${component_name})
 
@@ -1118,8 +1124,11 @@
 
   # Add static plugins to the Extension component
   foreach(llvm_extension ${LLVM_STATIC_EXTENSIONS})
-      set_property(TARGET LLVMExtensions APPEND PROPERTY LINK_LIBRARIES ${llvm_extension})
-      set_property(TARGET LLVMExtensions APPEND PROPERTY INTERFACE_LINK_LIBRARIES ${llvm_extension})
+      # Update the properties for the normal library and the object library.
+      foreach (lib "LLVMExtensions;obj.LLVMExtensions")
+         set_property(TARGET ${lib} APPEND PROPERTY LINK_LIBRARIES ${llvm_extension})
+         set_property(TARGET ${lib} APPEND PROPERTY INTERFACE_LINK_LIBRARIES ${llvm_extension})
+      endforeach()
   endforeach()
 
   # Eventually generate the extension headers, and store config to a cmake file
diff --git a/llvm/lib/ExecutionEngine/Interpreter/CMakeLists.txt b/llvm/lib/ExecutionEngine/Interpreter/CMakeLists.txt
--- a/llvm/lib/ExecutionEngine/Interpreter/CMakeLists.txt
+++ b/llvm/lib/ExecutionEngine/Interpreter/CMakeLists.txt
@@ -1,3 +1,7 @@
+if( LLVM_ENABLE_FFI )
+  set(link_libs FFI::ffi)
+endif()
+
 add_llvm_component_library(LLVMInterpreter
   Execution.cpp
   ExternalFunctions.cpp
@@ -6,13 +10,10 @@
   DEPENDS
   intrinsics_gen
 
+  LINK_LIBS PRIVATE ${link_libs}
   LINK_COMPONENTS
   CodeGen
   Core
   ExecutionEngine
   Support
   )
-
-if( LLVM_ENABLE_FFI )
-  target_link_libraries( LLVMInterpreter PRIVATE FFI::ffi )
-endif()
diff --git a/llvm/lib/Support/CMakeLists.txt b/llvm/lib/Support/CMakeLists.txt
--- a/llvm/lib/Support/CMakeLists.txt
+++ b/llvm/lib/Support/CMakeLists.txt
@@ -249,7 +249,6 @@
   Z3Solver.cpp
 
   ${ALLOCATOR_FILES}
-  $<TARGET_OBJECTS:LLVMSupportBlake3>
 
 # System
   Atomic.cpp
@@ -274,6 +273,7 @@
 
   LINK_LIBS
   ${system_libs} ${imported_libs} ${delayload_flags}
+  $<TARGET_OBJECTS:LLVMSupportBlake3>
 
   LINK_COMPONENTS
   Demangle
diff --git a/llvm/tools/llvm-shlib/CMakeLists.txt b/llvm/tools/llvm-shlib/CMakeLists.txt
--- a/llvm/tools/llvm-shlib/CMakeLists.txt
+++ b/llvm/tools/llvm-shlib/CMakeLists.txt
@@ -33,6 +33,10 @@
   add_llvm_library(LLVM SHARED DISABLE_LLVM_LINK_LLVM_DYLIB SONAME ${INSTALL_WITH_TOOLCHAIN} ${SOURCES})
 
   list(REMOVE_DUPLICATES LIB_NAMES)
+
+  # Link against the object libraries instead of static libraries.
+  list(TRANSFORM LIB_NAMES PREPEND "obj.")
+
   if(("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") OR (MINGW) OR (HAIKU)
      OR ("${CMAKE_SYSTEM_NAME}" STREQUAL "FreeBSD")
      OR ("${CMAKE_SYSTEM_NAME}" STREQUAL "GNU")