Pass load ic state through the Oracle.

src/compiler/js-type-feedback.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/compiler/js-type-feedback.h"
 
 #include "src/property-details.h"
 
 #include "src/accessors.h"
 #include "src/ast.h"
@@ skipping 123 matching lines @@
   // TODO(turbofan): handle out of object properties.
   return false;
 }
 
 
 Reduction JSTypeFeedbackSpecializer::ReduceJSLoadNamed(Node* node) {
   DCHECK(node->opcode() == IrOpcode::kJSLoadNamed);
   // TODO(turbofan): type feedback currently requires deoptimization.
   if (!FLAG_turbo_deoptimization) return NoChange();
 
+  // TODO(turbofan): handle vector-based type feedback.
   TypeFeedbackId id = js_type_feedback_->find(node);
-  if (id.IsNone() || oracle()->LoadIsUninitialized(id)) return NoChange();
+  if (id.IsNone() || oracle()->LoadInlineCacheState(id) == UNINITIALIZED) {
+    return NoChange();
+  }
 
   const LoadNamedParameters& p = LoadNamedParametersOf(node->op());
   SmallMapList maps;
   Handle<Name> name = p.name().handle();
   Node* receiver = node->InputAt(0);
   Node* effect = NodeProperties::GetEffectInput(node);
   GatherReceiverTypes(receiver, effect, id, name, &maps);
 
   if (maps.length() != 1) return NoChange();  // TODO(turbofan): polymorphism
 
@@ skipping 117 matching lines @@
   // TODO(turbofan): filter maps by initial receiver map if known
   // TODO(turbofan): filter maps by native context (if specializing)
   // TODO(turbofan): filter maps by effect chain
   oracle()->PropertyReceiverTypes(id, name, maps);
 }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8