diff --git a/llvm/include/llvm/IR/IntrinsicsAMDGPU.td b/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
index 8a74dee032fb..a26aa02c75f4 100644
--- a/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
+++ b/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
@@ -1170,7 +1170,7 @@ def int_amdgcn_s_decperflevel :
 def int_amdgcn_s_getreg :
   GCCBuiltin<"__builtin_amdgcn_s_getreg">,
   Intrinsic<[llvm_i32_ty], [llvm_i32_ty],
-  [IntrReadMem, IntrSpeculatable, ImmArg<0>]
+  [IntrInaccessibleMemOnly, IntrReadMem, IntrSpeculatable, ImmArg<0>]
 >;
 
 // int_amdgcn_s_getpc is provided to allow a specific style of position