diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -1332,3 +1332,13 @@
 if (LLVM_INCLUDE_UTILS AND LLVM_INCLUDE_TOOLS)
   add_subdirectory(utils/llvm-locstats)
 endif()
+
+#install libclang_rt.builtins-riscv64.a in the baremetal directory.
+if(LLVM_TARGETS_TO_BUILD STREQUAL "RISCV")
+  install(DIRECTORY DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/clang/17/lib/baremetal")
+  install(FILES
+    "${CMAKE_CURRENT_BINARY_DIR}/lib/clang/17/lib/riscv64-unknown-elf/libclang_rt.builtins.a"
+    DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/clang/17/lib/baremetal/"
+    RENAME "libclang_rt.builtins-riscv64.a"
+    COMPONENT cmake-exports)
+endif()