Generalized base:maybe_create_entry_wrapper

src/librustc_codegen_llvm/interfaces/misc.rs

@@ -31,4 +31,6 @@ pub trait MiscMethods<'tcx>: Backend<'tcx> {
     fn sess(&self) -> &Session;
     fn stats(&self) -> &RefCell<Stats>;
     fn codegen_unit(&self) -> &Arc<CodegenUnit<'tcx>>;
+    fn set_frame_pointer_elimination(&self, llfn: Self::Value);
+    fn apply_target_cpu_attr(&self, llfn: Self::Value);
 }