Add Float64x2, Float64x2List, etc... with runtime and dart2js implementations

runtime/vm/snapshot.cc

 // Copyright (c) 2012, 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.
 
 #include "vm/snapshot.h"
 
 #include "platform/assert.h"
 #include "vm/bigint_operations.h"
 #include "vm/bootstrap.h"
 #include "vm/class_finalizer.h"
@@ skipping 630 matching lines @@
   RawInt32x4* obj = reinterpret_cast<RawInt32x4*>(
       AllocateUninitialized(cls_, Int32x4::InstanceSize()));
   obj->ptr()->value_[0] = v0;
   obj->ptr()->value_[1] = v1;
   obj->ptr()->value_[2] = v2;
   obj->ptr()->value_[3] = v3;
   return obj;
 }
 
 
+RawFloat64x2* SnapshotReader::NewFloat64x2(double v0, double v1) {
+  ASSERT(kind_ == Snapshot::kFull);
+  ASSERT(isolate()->no_gc_scope_depth() != 0);
+  cls_ = object_store()->float64x2_class();
+  RawFloat64x2* obj = reinterpret_cast<RawFloat64x2*>(
+      AllocateUninitialized(cls_, Float64x2::InstanceSize()));
+  obj->ptr()->value_[0] = v0;
+  obj->ptr()->value_[1] = v1;
+  return obj;
+}
+
+
 RawApiError* SnapshotReader::NewApiError() {
   ALLOC_NEW_OBJECT(ApiError, Object::api_error_class());
 }
 
 
 RawLanguageError* SnapshotReader::NewLanguageError() {
   ALLOC_NEW_OBJECT(LanguageError, Object::language_error_class());
 }
 
 
@@ skipping 858 matching lines @@
     NoGCScope no_gc;
     WriteObject(obj.raw());
     UnmarkAll();
   } else {
     ThrowException(exception_type(), exception_msg());
   }
 }
 
 
 }  // namespace dart