[Interpreter] Add an unsigned immediate operand type

test/unittests/interpreter/interpreter-assembler-unittest.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 "test/unittests/interpreter/interpreter-assembler-unittest.h"
 
 #include "src/code-factory.h"
 #include "src/compiler/graph.h"
 #include "src/compiler/node.h"
 #include "src/interface-descriptors.h"
@@ skipping 403 matching lines @@
                         m.IsUnsignedOperand(offset, operand_size));
             break;
           case interpreter::OperandType::kFlag8:
             EXPECT_THAT(m.BytecodeOperandFlag(i),
                         m.IsUnsignedOperand(offset, operand_size));
             break;
           case interpreter::OperandType::kIdx:
             EXPECT_THAT(m.BytecodeOperandIdx(i),
                         m.IsUnsignedOperand(offset, operand_size));
             break;
+          case interpreter::OperandType::kUImm:
+            EXPECT_THAT(m.BytecodeOperandUImm(i),
+                        m.IsUnsignedOperand(offset, operand_size));
+            break;
           case interpreter::OperandType::kImm: {
             EXPECT_THAT(m.BytecodeOperandImm(i),
                         m.IsSignedOperand(offset, operand_size));
             break;
           }
           case interpreter::OperandType::kMaybeReg:
           case interpreter::OperandType::kReg:
           case interpreter::OperandType::kRegOut:
           case interpreter::OperandType::kRegOutPair:
           case interpreter::OperandType::kRegOutTriple:
@@ skipping 279 matching lines @@
     EXPECT_THAT(feedback_vector,
                 m.IsLoad(MachineType::AnyTagged(), load_literals_matcher,
                          IsIntPtrConstant(LiteralsArray::kFeedbackVectorOffset -
                                           kHeapObjectTag)));
   }
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8