[interpreter] Avoid allocation of temporary array of Nodes when generating dispatch to bytecode han…

src/compiler/code-assembler.h

 // Copyright 2015 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_COMPILER_CODE_ASSEMBLER_H_
 #define V8_COMPILER_CODE_ASSEMBLER_H_
 
 #include <map>
 #include <memory>
 
@@ skipping 319 matching lines @@
   template <class... TArgs>
   Node* TailCallStub(Callable const& callable, Node* context, TArgs... args) {
     Node* target = HeapConstant(callable.code());
     return TailCallStub(callable.descriptor(), target, context, args...);
   }
 
   template <class... TArgs>
   Node* TailCallStub(const CallInterfaceDescriptor& descriptor, Node* target,
                      Node* context, TArgs... args);
 
+  template <class... TArgs>
   Node* TailCallBytecodeDispatch(const CallInterfaceDescriptor& descriptor,
-                                 Node* code_target_address, Node** args);
+                                 Node* target, TArgs... args);
 
   template <class... TArgs>
   Node* CallJS(Callable const& callable, Node* context, Node* function,
                Node* receiver, TArgs... args) {
     int argc = static_cast<int>(sizeof...(args));
     Node* arity = Int32Constant(argc);
     return CallStub(callable, context, function, arity, receiver, args...);
   }
 
   // Call to a C function with two arguments.
@@ skipping 13 matching lines @@
   CodeAssemblerState* state() { return state_; }
 
   void BreakOnNode(int node_id);
 
  protected:
   // Enables subclasses to perform operations before and after a call.
   virtual void CallPrologue();
   virtual void CallEpilogue();
 
  private:
-  Node* CallN(CallDescriptor* descriptor, Node* code_target, Node** args);
-  Node* TailCallN(CallDescriptor* descriptor, Node* code_target, Node** args);
-
   RawMachineAssembler* raw_assembler() const;
 
   CodeAssemblerState* state_;
 
   DISALLOW_COPY_AND_ASSIGN(CodeAssembler);
 };
 
 class CodeAssemblerVariable {
  public:
   explicit CodeAssemblerVariable(CodeAssembler* assembler,
@@ skipping 87 matching lines @@
   ZoneSet<CodeAssemblerVariable::Impl*> variables_;
 
   DISALLOW_COPY_AND_ASSIGN(CodeAssemblerState);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_CODE_ASSEMBLER_H_