1 // Copyright 2018 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_BUILTINS_BUILTINS_UTILS_INL_H_ 6 #define V8_BUILTINS_BUILTINS_UTILS_INL_H_ 7 8 #include "src/builtins/builtins-utils.h" 9 10 #include "src/execution/arguments-inl.h" 11 12 namespace v8 { 13 namespace internal { 14 atOrUndefined(Isolate * isolate,int index)15Handle<Object> BuiltinArguments::atOrUndefined(Isolate* isolate, 16 int index) const { 17 if (index >= length()) { 18 return isolate->factory()->undefined_value(); 19 } 20 return at<Object>(index); 21 } 22 receiver()23Handle<Object> BuiltinArguments::receiver() const { return at<Object>(0); } 24 target()25Handle<JSFunction> BuiltinArguments::target() const { 26 int index = kTargetOffset; 27 return Handle<JSFunction>(address_of_arg_at(index)); 28 } 29 new_target()30Handle<HeapObject> BuiltinArguments::new_target() const { 31 int index = kNewTargetOffset; 32 return Handle<JSFunction>(address_of_arg_at(index)); 33 } 34 35 } // namespace internal 36 } // namespace v8 37 38 #endif // V8_BUILTINS_BUILTINS_UTILS_INL_H_ 39