[csa] Add CSA::CallBuiltin and Builtins::CallableFor

src/code-stub-assembler.h

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_CODE_STUB_ASSEMBLER_H_
 #define V8_CODE_STUB_ASSEMBLER_H_
 
 #include <functional>
 
 #include "src/compiler/code-assembler.h"
@@ skipping 1008 matching lines @@
 
   Node* GetProperty(Node* context, Node* receiver, Handle<Name> name) {
     return GetProperty(context, receiver, HeapConstant(name));
   }
 
   Node* GetProperty(Node* context, Node* receiver, Node* const name) {
     return CallStub(CodeFactory::GetProperty(isolate()), context, receiver,
                     name);
   }
 
+  template <class... TArgs>
+  Node* CallBuiltin(Builtins::Name id, Node* context, TArgs... args) {
+    return CallStub(Builtins::CallableFor(isolate(), id), context, args...);
+  }
+
   void LoadPropertyFromFastObject(Node* object, Node* map, Node* descriptors,
                                   Node* name_index, Variable* var_details,
                                   Variable* var_value);
 
   void LoadPropertyFromNameDictionary(Node* dictionary, Node* entry,
                                       Variable* var_details,
                                       Variable* var_value);
 
   void LoadPropertyFromGlobalDictionary(Node* dictionary, Node* entry,
                                         Variable* var_details,
@@ skipping 423 matching lines @@
   }
 #else
 #define CSA_SLOW_ASSERT(csa, x) ((void)0)
 #endif
 
 DEFINE_OPERATORS_FOR_FLAGS(CodeStubAssembler::AllocationFlags);
 
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_CODE_STUB_ASSEMBLER_H_