[Interpreter]: Add kRegList operand type for register list operands.

src/interpreter/bytecode-operands.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_INTERPRETER_BYTECODE_OPERANDS_H_
 #define V8_INTERPRETER_BYTECODE_OPERANDS_H_
 
 #include "src/globals.h"
 
 namespace v8 {
 namespace internal {
 namespace interpreter {
 
 #define INVALID_OPERAND_TYPE_LIST(V) V(None, OperandTypeInfo::kNone)
 
-#define REGISTER_INPUT_OPERAND_TYPE_LIST(V)         \
-  V(MaybeReg, OperandTypeInfo::kScalableSignedByte) \
-  V(Reg, OperandTypeInfo::kScalableSignedByte)      \
+#define REGISTER_INPUT_OPERAND_TYPE_LIST(V)        \
+  V(RegList, OperandTypeInfo::kScalableSignedByte) \
+  V(Reg, OperandTypeInfo::kScalableSignedByte)     \
   V(RegPair, OperandTypeInfo::kScalableSignedByte)
 
 #define REGISTER_OUTPUT_OPERAND_TYPE_LIST(V)          \
   V(RegOut, OperandTypeInfo::kScalableSignedByte)     \
   V(RegOutPair, OperandTypeInfo::kScalableSignedByte) \
   V(RegOutTriple, OperandTypeInfo::kScalableSignedByte)
 
 #define SCALAR_OPERAND_TYPE_LIST(V)                   \
   V(Flag8, OperandTypeInfo::kFixedUnsignedByte)       \
   V(IntrinsicId, OperandTypeInfo::kFixedUnsignedByte) \
@@ skipping 88 matching lines @@
 std::ostream& operator<<(std::ostream& os, const AccumulatorUse& use);
 std::ostream& operator<<(std::ostream& os, const OperandScale& operand_scale);
 std::ostream& operator<<(std::ostream& os, const OperandSize& operand_size);
 std::ostream& operator<<(std::ostream& os, const OperandType& operand_type);
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_BYTECODE_OPERANDS_H_