730   Handle<Object> recv = args.receiver();  in BUILTIN()  local
731   if (!recv->IsJSRegExp()) {  in BUILTIN()
733     if (*recv == regexp_fun->prototype()) {  in BUILTIN()
743   Handle<JSRegExp> regexp = Handle<JSRegExp>::cast(recv);  in BUILTIN()
749   CHECK_RECEIVER(JSReceiver, recv, "RegExp.prototype.toString");  in BUILTIN()
751   if (*recv == isolate->regexp_function()->prototype()) {  in BUILTIN()
762         JSReceiver::GetProperty(recv, isolate->factory()->source_string()));  in BUILTIN()
774         JSReceiver::GetProperty(recv, isolate->factory()->flags_string()));  in BUILTIN()
993                            compiler::Node* recv, compiler::Node* string) {  in RegExpExec()  argument
1005   Node* const map = a->LoadMap(recv);  in RegExpExec()
1010     Node* const result = RegExpPrototypeExecInternal(a, context, recv, string);  in RegExpExec()
1023     Node* const exec = a->CallStub(getproperty_callable, context, recv, name);  in RegExpExec()
1037           a->CallJS(call_callable, context, exec, recv, string);  in RegExpExec()
1050       a->ThrowIfNotInstanceType(context, recv, JS_REGEXP_TYPE,  in RegExpExec()
1095   CHECK_RECEIVER(JSReceiver, recv, "RegExp.prototype.@@match");  in BUILTIN()
1106       JSReceiver::GetProperty(recv, isolate->factory()->global_string()));  in BUILTIN()
1112         RegExpUtils::RegExpExec(isolate, recv, string,  in BUILTIN()
1119       JSReceiver::GetProperty(recv, isolate->factory()->unicode_string()));  in BUILTIN()
1123                               RegExpUtils::SetLastIndex(isolate, recv, 0));  in BUILTIN()
1134         RegExpUtils::RegExpExec(isolate, recv, string,  in BUILTIN()
1154                                                isolate, recv, string, unicode));  in BUILTIN()
1431     Isolate* isolate, Handle<JSReceiver> recv,  in SpeciesConstructor()  argument
1436       JSObject::GetProperty(recv, isolate->factory()->constructor_string()),  in SpeciesConstructor()
1471   CHECK_RECEIVER(JSReceiver, recv, "RegExp.prototype.@@split");  in BUILTIN()
1482   if (RegExpUtils::IsUnmodifiedRegExp(isolate, recv)) {  in BUILTIN()
1485         RegExpSplit(isolate, Handle<JSRegExp>::cast(recv), string, limit_obj));  in BUILTIN()
1491       isolate, ctor, SpeciesConstructor(isolate, recv, regexp_fun));  in BUILTIN()
1495       isolate, flags_obj, JSObject::GetProperty(recv, factory->flags_string()));  in BUILTIN()
1518     argv[0] = recv;  in BUILTIN()