[Interpreter] Add an unsigned immediate operand type

src/interpreter/bytecode-decoder.cc

 // 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.
 
 #include "src/interpreter/bytecode-decoder.h"
 
 #include <iomanip>
 
 #include "src/utils.h"
 
@@ skipping 89 matching lines @@
     int operand_offset =
         Bytecodes::GetOperandOffset(bytecode, i, operand_scale);
     const uint8_t* operand_start =
         &bytecode_start[prefix_offset + operand_offset];
     switch (op_type) {
       case interpreter::OperandType::kRegCount:
         os << "#"
            << DecodeUnsignedOperand(operand_start, op_type, operand_scale);
         break;
       case interpreter::OperandType::kIdx:
+      case interpreter::OperandType::kUImm:
       case interpreter::OperandType::kRuntimeId:
       case interpreter::OperandType::kIntrinsicId:
         os << "["
            << DecodeUnsignedOperand(operand_start, op_type, operand_scale)
            << "]";
         break;
       case interpreter::OperandType::kImm:
         os << "[" << DecodeSignedOperand(operand_start, op_type, operand_scale)
            << "]";
         break;
@@ skipping 28 matching lines @@
     if (i != number_of_operands - 1) {
       os << ", ";
     }
   }
   return os;
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8