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

src/ic/x64/handler-compiler-x64.cc

 // Copyright 2014 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.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/ic/handler-compiler.h"
 
 #include "src/api-arguments.h"
 #include "src/field-type.h"
@@ skipping 162 matching lines @@
       break;
     case CallOptimization::kHolderNotFound:
       UNREACHABLE();
       break;
   }
 
   Isolate* isolate = masm->isolate();
   Handle<CallHandlerInfo> api_call_info = optimization.api_call_info();
   bool call_data_undefined = false;
   // Put call data in place.
-  if (api_call_info->data()->IsUndefined()) {
+  if (api_call_info->data()->IsUndefined(isolate)) {
     call_data_undefined = true;
     __ LoadRoot(data, Heap::kUndefinedValueRootIndex);
   } else {
     if (optimization.is_constant_call()) {
       __ movp(data,
               FieldOperand(callee, JSFunction::kSharedFunctionInfoOffset));
       __ movp(data,
               FieldOperand(data, SharedFunctionInfo::kFunctionDataOffset));
       __ movp(data, FieldOperand(data, FunctionTemplateInfo::kCallCodeOffset));
     } else {
@@ skipping 456 matching lines @@
 Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback(
     Handle<JSObject> object, Handle<Name> name, Handle<AccessorInfo> callback,
     LanguageMode language_mode) {
   Register holder_reg = Frontend(name);
 
   __ PopReturnAddressTo(scratch1());
   __ Push(receiver());
   __ Push(holder_reg);
   // If the callback cannot leak, then push the callback directly,
   // otherwise wrap it in a weak cell.
-  if (callback->data()->IsUndefined() || callback->data()->IsSmi()) {
+  if (callback->data()->IsUndefined(isolate()) || callback->data()->IsSmi()) {
     __ Push(callback);
   } else {
     Handle<WeakCell> cell = isolate()->factory()->NewWeakCell(callback);
     __ Push(cell);
   }
   __ Push(name);
   __ Push(value());
   __ Push(Smi::FromInt(language_mode));
   __ PushReturnAddressFrom(scratch1());
 
@@ skipping 45 matching lines @@
   // Return the generated code.
   return GetCode(kind(), name);
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64