[CMake] Remove EXPORT_SYMBOLS_FOR_PLUGINS from #102138 (#102396)

Partially remove some of the changes from #102138 as
EXPORT_SYMBOLS_FOR_PLUGINS doesn't work on all the configurations.

Author: cachemeifyoucan

clang-tools-extra/clang-tidy/tool/CMakeLists.txt

@@ -33,7 +33,6 @@ clang_target_link_libraries(clangTidyMain
 # Support plugins.
 if(CLANG_PLUGIN_SUPPORT)
   set(support_plugins SUPPORT_PLUGINS)
-  set(export_symbols EXPORT_SYMBOLS_FOR_PLUGINS)
 endif()
 
 add_clang_tool(clang-tidy
@@ -42,7 +41,6 @@ add_clang_tool(clang-tidy
   DEPENDS
   clang-resource-headers
   ${support_plugins}
-  ${export_symbols}
   )
 clang_target_link_libraries(clang-tidy
   PRIVATE
@@ -59,6 +57,10 @@ target_link_libraries(clang-tidy
   ${ALL_CLANG_TIDY_CHECKS}
   )
 
+if(CLANG_PLUGIN_SUPPORT)
+  export_executable_symbols_for_plugins(clang-tidy)
+endif()
+
 install(PROGRAMS clang-tidy-diff.py
   DESTINATION "${CMAKE_INSTALL_DATADIR}/clang"
   COMPONENT clang-tidy)

clang/cmake/modules/AddClang.cmake

@@ -160,7 +160,7 @@ macro(add_clang_tool name)
      AND (NOT LLVM_DISTRIBUTION_COMPONENTS OR ${name} IN_LIST LLVM_DISTRIBUTION_COMPONENTS)
     )
     set(get_obj_args ${ARGN})
-    list(FILTER get_obj_args EXCLUDE REGEX "^(SUPPORT_PLUGINS|EXPORT_SYMBOLS_FOR_PLUGINS)$")
+    list(FILTER get_obj_args EXCLUDE REGEX "^SUPPORT_PLUGINS$")
     generate_llvm_objects(${name} ${get_obj_args})
     add_custom_target(${name} DEPENDS llvm-driver clang-resource-headers)
   else()

clang/tools/clang-linker-wrapper/CMakeLists.txt

@@ -31,7 +31,6 @@ add_clang_tool(clang-linker-wrapper
 
   DEPENDS
   ${tablegen_deps}
-  EXPORT_SYMBOLS_FOR_PLUGINS
   )
 
 set(CLANG_LINKER_WRAPPER_LIB_DEPS
@@ -42,3 +41,5 @@ target_link_libraries(clang-linker-wrapper
   PRIVATE
   ${CLANG_LINKER_WRAPPER_LIB_DEPS}
   )
+
+export_executable_symbols_for_plugins(clang-linker-wrapper)

clang/tools/clang-repl/CMakeLists.txt

@@ -9,8 +9,6 @@ set( LLVM_LINK_COMPONENTS
 
 add_clang_tool(clang-repl
   ClangRepl.cpp
-
-  EXPORT_SYMBOLS_FOR_PLUGINS
   )
 
 if(MSVC)
@@ -63,6 +61,8 @@ clang_target_link_libraries(clang-repl PRIVATE
   clangInterpreter
   )
 
+export_executable_symbols_for_plugins(clang-repl)
+
 # The clang-repl binary can get huge with static linking in debug mode.
 # Some 32-bit targets use PLT slots with limited branch range by default and we
 # start to exceed this limit, e.g. when linking for arm-linux-gnueabihf with

clang/tools/driver/CMakeLists.txt

@@ -21,7 +21,6 @@ set( LLVM_LINK_COMPONENTS
 # Support plugins.
 if(CLANG_PLUGIN_SUPPORT)
   set(support_plugins SUPPORT_PLUGINS)
-  set(export_symbols EXPORT_SYMBOLS_FOR_PLUGINS)
 endif()
 
 add_clang_tool(clang
@@ -36,7 +35,6 @@ add_clang_tool(clang
   ARMTargetParserTableGen
   AArch64TargetParserTableGen
   ${support_plugins}
-  ${export_symbols}
   GENERATE_DRIVER
   )
 
@@ -56,6 +54,11 @@ else()
   set_target_properties(clang PROPERTIES VERSION ${CLANG_EXECUTABLE_VERSION})
 endif()
 
+# Support plugins.
+if(CLANG_PLUGIN_SUPPORT)
+  export_executable_symbols_for_plugins(clang)
+endif()
+
 add_dependencies(clang clang-resource-headers)
 
 if(NOT CLANG_LINKS_TO_CREATE)

flang/tools/flang-driver/CMakeLists.txt

@@ -11,18 +11,9 @@ set( LLVM_LINK_COMPONENTS
   TargetParser
 )
 
-option(FLANG_PLUGIN_SUPPORT "Build Flang with plugin support." ON)
-
-# Enable support for plugins, which need access to symbols from flang-new
-if(FLANG_PLUGIN_SUPPORT)
-  set(export_symbols EXPORT_SYMBOLS_FOR_PLUGINS)
-endif()
-
 add_flang_tool(flang-new
   driver.cpp
   fc1_main.cpp
-
-  ${export_symbols}
 )
 
 target_link_libraries(flang-new
@@ -37,4 +28,11 @@ clang_target_link_libraries(flang-new
   clangBasic
 )
 
+option(FLANG_PLUGIN_SUPPORT "Build Flang with plugin support." ON)
+
+# Enable support for plugins, which need access to symbols from flang-new
+if(FLANG_PLUGIN_SUPPORT)
+  export_executable_symbols_for_plugins(flang-new)
+endif()
+
 install(TARGETS flang-new DESTINATION "${CMAKE_INSTALL_BINDIR}")

lld/cmake/modules/AddLLD.cmake

@@ -44,7 +44,7 @@ macro(add_lld_tool name)
     AND (NOT LLVM_DISTRIBUTION_COMPONENTS OR ${name} IN_LIST LLVM_DISTRIBUTION_COMPONENTS)
   )
     set(get_obj_args ${ARGN})
-    list(FILTER get_obj_args EXCLUDE REGEX "^(SUPPORT_PLUGINS|EXPORT_SYMBOLS_FOR_PLUGINS)$")
+    list(FILTER get_obj_args EXCLUDE REGEX "^SUPPORT_PLUGINS$")
     generate_llvm_objects(${name} ${get_obj_args})
     add_custom_target(${name} DEPENDS llvm-driver)
   else()

lld/tools/lld/CMakeLists.txt

@@ -8,8 +8,8 @@ add_lld_tool(lld
 
   SUPPORT_PLUGINS
   GENERATE_DRIVER
-  EXPORT_SYMBOLS_FOR_PLUGINS
   )
+export_executable_symbols_for_plugins(lld)
 
 function(lld_target_link_libraries target type)
   if (TARGET obj.${target})

llvm/cmake/modules/AddLLVM.cmake

@@ -1010,7 +1010,7 @@ endmacro()
 
 macro(add_llvm_executable name)
   cmake_parse_arguments(ARG
-    "DISABLE_LLVM_LINK_LLVM_DYLIB;IGNORE_EXTERNALIZE_DEBUGINFO;NO_INSTALL_RPATH;SUPPORT_PLUGINS;EXPORT_SYMBOLS;EXPORT_SYMBOLS_FOR_PLUGINS"
+    "DISABLE_LLVM_LINK_LLVM_DYLIB;IGNORE_EXTERNALIZE_DEBUGINFO;NO_INSTALL_RPATH;SUPPORT_PLUGINS;EXPORT_SYMBOLS"
     "ENTITLEMENTS;BUNDLE_PATH"
     ""
     ${ARGN})
@@ -1081,12 +1081,6 @@ macro(add_llvm_executable name)
     endif()
   endif()
 
-  if (ARG_EXPORT_SYMBOLS)
-    export_executable_symbols(${name})
-  elseif(ARG_EXPORT_SYMBOLS_FOR_PLUGINS)
-    export_executable_symbols_for_plugins(${name})
-  endif()
-
   if (LLVM_LINK_LLVM_DYLIB AND NOT ARG_DISABLE_LLVM_LINK_LLVM_DYLIB)
     set(USE_SHARED USE_SHARED)
   endif()
@@ -1118,6 +1112,10 @@ macro(add_llvm_executable name)
   endif()
 
   llvm_codesign(${name} ENTITLEMENTS ${ARG_ENTITLEMENTS} BUNDLE_PATH ${ARG_BUNDLE_PATH})
+
+  if (ARG_EXPORT_SYMBOLS)
+    export_executable_symbols(${name})
+  endif()
 endmacro(add_llvm_executable name)
 
 # add_llvm_pass_plugin(name [NO_MODULE] ...)

llvm/tools/bugpoint/CMakeLists.txt

@@ -37,5 +37,5 @@ add_llvm_tool(bugpoint
   DEPENDS
   intrinsics_gen
   SUPPORT_PLUGINS
-  EXPORT_SYMBOLS_FOR_PLUGINS
   )
+export_executable_symbols_for_plugins(bugpoint)