diff --git a/CMakeLists.txt b/CMakeLists.txt
index 523ee83..b78b588 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -43,6 +43,14 @@ if(FXLIBC_TARGET STREQUAL gint)
   add_definitions(-D__SUPPORT_GINT)
 endif()
 
+if(sh-generic IN_LIST TARGET_FOLDERS)
+  add_definitions(-D__SUPPORT_ARCH_SH)
+endif()
+
+if(x86-generic IN_LIST TARGET_FOLDERS)
+  add_definitions(-D__SUPPORT_ARCH_X86)
+endif()
+
 # TODO: Preprocessor definitions for configuration
 # configure_file()