Introduce IsUndefined(Isolate*) and IsTheHole(Isolate*)

src/interpreter/bytecode-generator.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-generator.h"
 
 #include "src/ast/scopes.h"
 #include "src/code-stubs.h"
 #include "src/compiler.h"
 #include "src/interpreter/bytecode-register-allocator.h"
@@ skipping 1496 matching lines @@
   builder()->Bind(&end_label);
 
   execution_result()->SetResultInAccumulator();
 }
 
 void BytecodeGenerator::VisitLiteral(Literal* expr) {
   if (!execution_result()->IsEffect()) {
     Handle<Object> value = expr->value();
     if (value->IsSmi()) {
       builder()->LoadLiteral(Smi::cast(*value));
-    } else if (value->IsUndefined()) {
+    } else if (value->IsUndefined(isolate())) {
       builder()->LoadUndefined();
     } else if (value->IsTrue()) {
       builder()->LoadTrue();
     } else if (value->IsFalse()) {
       builder()->LoadFalse();
     } else if (value->IsNull()) {
       builder()->LoadNull();
-    } else if (value->IsTheHole()) {
+    } else if (value->IsTheHole(isolate())) {
       builder()->LoadTheHole();
     } else {
       builder()->LoadLiteral(value);
     }
     execution_result()->SetResultInAccumulator();
   }
 }
 
 void BytecodeGenerator::VisitRegExpLiteral(RegExpLiteral* expr) {
   // Materialize a regular expression literal.
@@ skipping 1660 matching lines @@
   return execution_context()->scope()->language_mode();
 }
 
 int BytecodeGenerator::feedback_index(FeedbackVectorSlot slot) const {
   return TypeFeedbackVector::GetIndex(slot);
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8