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/arguments-inl.h" 11 12 namespace v8 { 13 namespace internal { 14 atOrUndefined(Isolate * isolate,int index)15Handle<Object> BuiltinArguments::atOrUndefined(Isolate* isolate, int index) { 16 if (index >= length()) { 17 return isolate->factory()->undefined_value(); 18 } 19 return at<Object>(index); 20 } 21 receiver()22Handle<Object> BuiltinArguments::receiver() { return at<Object>(0); } 23 target()24Handle<JSFunction> BuiltinArguments::target() { 25 return Arguments::at<JSFunction>(Arguments::length() - 1 - kTargetOffset); 26 } 27 new_target()28Handle<HeapObject> BuiltinArguments::new_target() { 29 return Arguments::at<HeapObject>(Arguments::length() - 1 - kNewTargetOffset); 30 } 31 32 } // namespace internal 33 } // namespace v8 34 35 #endif // V8_BUILTINS_BUILTINS_UTILS_INL_H_ 36