diff --git a/llvm/lib/Support/TargetParser.cpp b/llvm/lib/Support/TargetParser.cpp
index 8edc26f..30db361 100644
--- a/llvm/lib/Support/TargetParser.cpp
+++ b/llvm/lib/Support/TargetParser.cpp
@@ -458,6 +458,8 @@
     Features.push_back("+ras");
   if (Extensions & AArch64::AEK_LSE)
     Features.push_back("+lse");
+  if (Extensions & AArch64::AEK_RDM)
+    Features.push_back("+rdm");
   if (Extensions & AArch64::AEK_SVE)
     Features.push_back("+sve");
   if (Extensions & AArch64::AEK_RCPC)