384     Node* context, Node* maybe_receiver, MessageTemplate::Template msg_template,  in ThrowIfNotJSReceiver()  argument
389   GotoIf(TaggedIsSmi(maybe_receiver), &throw_exception);  in ThrowIfNotJSReceiver()
392   var_value_map.Bind(LoadMap(maybe_receiver));  in ThrowIfNotJSReceiver()
405     Node* const value_str = CallStub(callable, context, maybe_receiver);  in ThrowIfNotJSReceiver()
512   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
517   ThrowIfNotInstanceType(context, maybe_receiver, JS_REGEXP_TYPE,  in TF_BUILTIN()
519   Node* const receiver = maybe_receiver;  in TF_BUILTIN()
644                                         Node* const maybe_receiver) {  in IsRegExp()  argument
649   GotoIf(TaggedIsSmi(maybe_receiver), &out);  in IsRegExp()
650   GotoIfNot(IsJSReceiver(maybe_receiver), &out);  in IsRegExp()
652   Node* const receiver = maybe_receiver;  in IsRegExp()
703   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
706   Node* const map = ThrowIfNotJSReceiver(context, maybe_receiver,  in TF_BUILTIN()
709   Node* const receiver = maybe_receiver;  in TF_BUILTIN()
857   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
862   ThrowIfNotInstanceType(context, maybe_receiver, JS_REGEXP_TYPE,  in TF_BUILTIN()
864   Node* const receiver = maybe_receiver;  in TF_BUILTIN()
1313   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
1318   ThrowIfNotJSReceiver(context, maybe_receiver,  in TF_BUILTIN()
1321   Node* const receiver = maybe_receiver;  in TF_BUILTIN()
1723   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
1728   ThrowIfNotJSReceiver(context, maybe_receiver,  in TF_BUILTIN()
1731   Node* const receiver = maybe_receiver;  in TF_BUILTIN()
1849   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
1854   ThrowIfNotJSReceiver(context, maybe_receiver,  in TF_BUILTIN()
1857   Node* const receiver = maybe_receiver;  in TF_BUILTIN()
2185   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
2191   ThrowIfNotJSReceiver(context, maybe_receiver,  in TF_BUILTIN()
2194   Node* const receiver = maybe_receiver;  in TF_BUILTIN()
2591   Node* const maybe_receiver = Parameter(0);  in TF_BUILTIN()  local
2615   ThrowIfNotJSReceiver(context, maybe_receiver,  in TF_BUILTIN()
2618   Node* const receiver = maybe_receiver;  in TF_BUILTIN()