[interpreter] Introduce binary op bytecodes for Smi operand.

src/interpreter/bytecodes.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/bytecodes.h"
 
 #include <iomanip>
 
 #include "src/base/bits.h"
 #include "src/code-stubs.h"
@@ skipping 456 matching lines @@
   }
   return false;
 }
 
 // static
 bool Bytecodes::IsLdarOrStar(Bytecode bytecode) {
   return bytecode == Bytecode::kLdar || bytecode == Bytecode::kStar;
 }
 
 // static
+bool Bytecodes::IsLdaSmiOrLdaZero(Bytecode bytecode) {
+  return bytecode == Bytecode::kLdaSmi || bytecode == Bytecode::kLdaZero;
+}
+
+// static
 bool Bytecodes::IsBytecodeWithScalableOperands(Bytecode bytecode) {
   switch (bytecode) {
 #define CASE(Name, ...)                              \
   case Bytecode::k##Name:                            \
     typedef BytecodeTraits<__VA_ARGS__> Name##Trait; \
     return Name##Trait::IsScalable();
     BYTECODE_LIST(CASE)
 #undef CASE
   }
   UNREACHABLE();
@@ skipping 453 matching lines @@
   if (!FLAG_always_opt && !FLAG_prepare_always_opt &&
       pretenure == NOT_TENURED && is_function_scope) {
     result |= FastNewClosureBit::encode(true);
   }
   return result;
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8