[runtime] Optimize and unify rest parameters.

src/interpreter/bytecodes.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_INTERPRETER_BYTECODES_H_
 #define V8_INTERPRETER_BYTECODES_H_
 
 #include <iosfwd>
 
 // Clients of this interface shouldn't depend on lots of interpreter internals.
@@ skipping 210 matching lines @@
   V(CreateObjectLiteralWide, OperandType::kIdx16, OperandType::kIdx16,         \
     OperandType::kImm8)                                                        \
                                                                                \
   /* Closure allocation */                                                     \
   V(CreateClosure, OperandType::kIdx8, OperandType::kImm8)                     \
   V(CreateClosureWide, OperandType::kIdx16, OperandType::kImm8)                \
                                                                                \
   /* Arguments allocation */                                                   \
   V(CreateMappedArguments, OperandType::kNone)                                 \
   V(CreateUnmappedArguments, OperandType::kNone)                               \
-  V(CreateRestArguments, OperandType::kIdx8)                                   \
+  V(CreateRestParameter, OperandType::kNone)                                   \
                                                                                \
   /* Control Flow */                                                           \
   V(Jump, OperandType::kImm8)                                                  \
   V(JumpConstant, OperandType::kIdx8)                                          \
   V(JumpConstantWide, OperandType::kIdx16)                                     \
   V(JumpIfTrue, OperandType::kImm8)                                            \
   V(JumpIfTrueConstant, OperandType::kIdx8)                                    \
   V(JumpIfTrueConstantWide, OperandType::kIdx16)                               \
   V(JumpIfFalse, OperandType::kImm8)                                           \
   V(JumpIfFalseConstant, OperandType::kIdx8)                                   \
@@ skipping 248 matching lines @@
 
 std::ostream& operator<<(std::ostream& os, const Bytecode& bytecode);
 std::ostream& operator<<(std::ostream& os, const OperandType& operand_type);
 std::ostream& operator<<(std::ostream& os, const OperandSize& operand_type);
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_BYTECODES_H_