diff options
Diffstat (limited to 'x86/Asmexpand.ml')
| -rw-r--r-- | x86/Asmexpand.ml | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/x86/Asmexpand.ml b/x86/Asmexpand.ml index 5cf52b5e..16426ce3 100644 --- a/x86/Asmexpand.ml +++ b/x86/Asmexpand.ml @@ -473,6 +473,9 @@ let expand_builtin_inline name args res = (* Synchronization *) | "__builtin_membar", [], _ -> () + (* no operation *) + | "__builtin_nop", [], _ -> + emit Pnop (* Catch-all *) | _ -> raise (Error ("unrecognized builtin " ^ name)) |