[Interpreter] Add wide context slot load / store operations.

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 49 matching lines @@
   V(StaGlobalSloppy, OperandType::kIdx8, OperandType::kIdx8)                   \
   V(StaGlobalStrict, OperandType::kIdx8, OperandType::kIdx8)                   \
   V(StaGlobalSloppyWide, OperandType::kIdx16, OperandType::kIdx16)             \
   V(StaGlobalStrictWide, OperandType::kIdx16, OperandType::kIdx16)             \
                                                                                \
   /* Context operations */                                                     \
   V(PushContext, OperandType::kReg8)                                           \
   V(PopContext, OperandType::kReg8)                                            \
   V(LdaContextSlot, OperandType::kReg8, OperandType::kIdx8)                    \
   V(StaContextSlot, OperandType::kReg8, OperandType::kIdx8)                    \
+  V(LdaContextSlotWide, OperandType::kReg8, OperandType::kIdx16)               \
+  V(StaContextSlotWide, OperandType::kReg8, OperandType::kIdx16)               \
                                                                                \
   /* Load-Store lookup slots */                                                \
   V(LdaLookupSlot, OperandType::kIdx8)                                         \
   V(LdaLookupSlotInsideTypeof, OperandType::kIdx8)                             \
   V(LdaLookupSlotWide, OperandType::kIdx16)                                    \
   V(LdaLookupSlotInsideTypeofWide, OperandType::kIdx16)                        \
   V(StaLookupSlotSloppy, OperandType::kIdx8)                                   \
   V(StaLookupSlotStrict, OperandType::kIdx8)                                   \
   V(StaLookupSlotSloppyWide, OperandType::kIdx16)                              \
   V(StaLookupSlotStrictWide, OperandType::kIdx16)                              \
@@ skipping 328 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_