Unbox/Box Float64x2 and inline typed array loads and stores

runtime/vm/deferred_objects.h

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_DEFERRED_OBJECTS_H_
 #define VM_DEFERRED_OBJECTS_H_
 
 #include "platform/globals.h"
 
 namespace dart {
@@ skipping 69 matching lines @@
 
   simd128_value_t value() const { return value_; }
 
  private:
   const simd128_value_t value_;
 
   DISALLOW_COPY_AND_ASSIGN(DeferredFloat32x4);
 };
 
 
+class DeferredFloat64x2 : public DeferredSlot {
+ public:
+  DeferredFloat64x2(simd128_value_t value, RawInstance** slot,
+                    DeferredSlot* next)
+      : DeferredSlot(slot, next), value_(value) { }
+
+  virtual void Materialize(DeoptContext* deopt_context);
+
+  simd128_value_t value() const { return value_; }
+
+ private:
+  const simd128_value_t value_;
+
+  DISALLOW_COPY_AND_ASSIGN(DeferredFloat64x2);
+};
+
+
 class DeferredInt32x4 : public DeferredSlot {
  public:
   DeferredInt32x4(simd128_value_t value, RawInstance** slot,
                    DeferredSlot* next)
       : DeferredSlot(slot, next), value_(value) { }
 
   virtual void Materialize(DeoptContext* deopt_context);
 
   simd128_value_t value() const { return value_; }
 
@@ skipping 79 matching lines @@
 
   // Object materialized from this description.
   const Instance* object_;
 
   DISALLOW_COPY_AND_ASSIGN(DeferredObject);
 };
 
 }  // namespace dart
 
 #endif  // VM_DEFERRED_OBJECTS_H_