fix ld printed as mov

crsn/src/builtin/exec.rs

@@ -201,7 +201,7 @@ impl OpTrait for BuiltinOp {
                 }
             }
             BuiltinOp::Drop(obj) => sexp::list(&[A("drop"), A(obj)]),
-            BuiltinOp::Move { dst, src } => sexp::list(&[A("mov"), A(dst), A(src)]),
+            BuiltinOp::Move { dst, src } => sexp::list(&[A("ld"), A(dst), A(src)]),
             BuiltinOp::StoreStatus { dst } => sexp::list(&[A("sst"), A(dst)]),
             BuiltinOp::LoadStatus { src } => sexp::list(&[A("lst"), A(src)])
         }