diff --git a/cmake/Modules/ExtendInstallPath.cmake b/cmake/Modules/ExtendInstallPath.cmake
--- a/cmake/Modules/ExtendInstallPath.cmake
+++ b/cmake/Modules/ExtendInstallPath.cmake
@@ -14,3 +14,18 @@
   endif()
   set(${joined_path} "${temp_path}" PARENT_SCOPE)
 endfunction()
+
+# Like extend_install_path, but quotes the ${prefix_var} expansion. This is
+# typically for generating the contents of `*Config.cmake` modules to be
+# installed.
+function(extend_delayed_install_path prefix_var joined_path current_segment)
+  if("${current_segment}" STREQUAL "")
+    set(temp_path "\${${refix_name}}")
+  elseif(IS_ABSOLUTE "${current_segment}")
+    message(WARNING "Since \"${current_segment}\" is absolute, it overrides ${prefix_var}")
+    set(temp_path "${current_segment}")
+  else()
+    set(temp_path "\${${prefix_var}}/${current_segment}")
+  endif()
+  set(${joined_path} "${temp_path}" PARENT_SCOPE)
+endfunction()
diff --git a/lld/CMakeLists.txt b/lld/CMakeLists.txt
--- a/lld/CMakeLists.txt
+++ b/lld/CMakeLists.txt
@@ -1,3 +1,5 @@
+include(GNUInstallDirs)
+
 # Check if lld is built as a standalone project.
 if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
   project(lld)
@@ -151,7 +153,13 @@
 "`CMakeFiles'. Please delete them.")
 endif()
 
-list (APPEND CMAKE_MODULE_PATH "${LLD_SOURCE_DIR}/cmake/modules")
+# Add path for custom modules.
+list(INSERT CMAKE_MODULE_PATH 0
+  "${LLD_SOURCE_DIR}/cmake"
+  "${LLD_SOURCE_DIR}/cmake/Modules"
+  "${LLD_SOURCE_DIR}/../cmake"
+  "${LLD_SOURCE_DIR}/../cmake/Modules"
+  )
 
 include(AddLLD)
 
@@ -188,7 +196,7 @@
 
 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
   install(DIRECTORY include/
-    DESTINATION include
+    DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
     FILES_MATCHING
     PATTERN "*.h"
     )
diff --git a/lld/cmake/modules/AddLLD.cmake b/lld/cmake/modules/AddLLD.cmake
--- a/lld/cmake/modules/AddLLD.cmake
+++ b/lld/cmake/modules/AddLLD.cmake
@@ -1,3 +1,4 @@
+include(GNUInstallDirs)
 include(LLVMDistributionSupport)
 
 macro(add_lld_library name)
@@ -19,7 +20,7 @@
       ${export_to_lldtargets}
       LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
       ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX}
-      RUNTIME DESTINATION bin)
+      RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
 
     if (${ARG_SHARED} AND NOT CMAKE_CONFIGURATION_TYPES)
       add_llvm_install_targets(install-${name}
@@ -46,7 +47,7 @@
     get_target_export_arg(${name} LLD export_to_lldtargets)
     install(TARGETS ${name}
       ${export_to_lldtargets}
-      RUNTIME DESTINATION bin
+      RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
       COMPONENT ${name})
 
     if(NOT CMAKE_CONFIGURATION_TYPES)
diff --git a/lld/cmake/modules/CMakeLists.txt b/lld/cmake/modules/CMakeLists.txt
--- a/lld/cmake/modules/CMakeLists.txt
+++ b/lld/cmake/modules/CMakeLists.txt
@@ -1,3 +1,5 @@
+include(ExtendInstallPath)
+
 # Generate a list of CMake library targets so that other CMake projects can
 # link against them. LLVM calls its version of this file LLVMExports.cmake, but
 # the usual CMake convention seems to be ${Project}Targets.cmake.
@@ -40,7 +42,7 @@
 set(LLD_CONFIG_CMAKE_DIR "\${LLD_INSTALL_PREFIX}/${LLD_INSTALL_PACKAGE_DIR}")
 set(LLD_CONFIG_LLVM_CMAKE_DIR "\${LLD_INSTALL_PREFIX}/${LLVM_INSTALL_PACKAGE_DIR}")
 get_config_exports_includes(LLD LLD_CONFIG_INCLUDE_EXPORTS)
-set(LLD_CONFIG_INCLUDE_DIRS "\${LLD_INSTALL_PREFIX}/include")
+extend_delayed_install_path(LLD_INSTALL_PREFIX LLD_CONFIG_INCLUDE_DIRS "${CMAKE_INSTALL_INCLUDEDIR}")
 configure_file(
   ${CMAKE_CURRENT_SOURCE_DIR}/LLDConfig.cmake.in
   ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/LLDConfig.cmake
diff --git a/lld/tools/lld/CMakeLists.txt b/lld/tools/lld/CMakeLists.txt
--- a/lld/tools/lld/CMakeLists.txt
+++ b/lld/tools/lld/CMakeLists.txt
@@ -20,7 +20,7 @@
   )
 
 install(TARGETS lld
-  RUNTIME DESTINATION bin)
+  RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
 
 if(NOT LLD_SYMLINKS_TO_CREATE)
   set(LLD_SYMLINKS_TO_CREATE