- Canonicalize types, type_arguments only when the object is marked as being from the core librarie…

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"
 #include "vm/exceptions.h"
 #include "vm/heap.h"
 #include "vm/longjump.h"
 #include "vm/object.h"
 #include "vm/object_store.h"
 #include "vm/snapshot_ids.h"
 #include "vm/symbols.h"
 
 namespace dart {
 
 static const int kNumInitialReferencesInFullSnapshot = 160 * KB;
-static const int kNumInitialReferences = 4;
+static const int kNumInitialReferences = 64;
 
 
 static bool IsSingletonClassId(intptr_t class_id) {
   // Check if this is a singleton object class which is shared by all isolates.
   return ((class_id >= kClassCid && class_id <= kUnwindErrorCid) ||
           (class_id >= kNullCid && class_id <= kVoidCid));
 }
 
 
 static bool IsObjectStoreClassId(intptr_t class_id) {
@@ skipping 800 matching lines @@
   result.SetTypeArguments(*TypeArgumentsHandle());
 
   for (intptr_t i = 0; i < len; i++) {
     *ObjectHandle() = ReadObjectRef();
     result.SetAt(i, *ObjectHandle());
   }
 }
 
 
 SnapshotWriter::SnapshotWriter(Snapshot::Kind kind,
-               uint8_t** buffer,
-               ReAlloc alloc,
-               intptr_t increment_size)
-    : BaseWriter(buffer, alloc, increment_size),
+                               uint8_t** buffer,
+                               ReAlloc alloc,
+                               intptr_t initial_size)
+    : BaseWriter(buffer, alloc, initial_size),
       kind_(kind),
       object_store_(Isolate::Current()->object_store()),
       class_table_(Isolate::Current()->class_table()),
       forward_list_(),
       exception_type_(Exceptions::kNone),
       exception_msg_(NULL),
       error_(LanguageError::Handle()) {
 }
 
 
@@ skipping 557 matching lines @@
     UnmarkAll();
     isolate->set_long_jump_base(base);
   } else {
     isolate->set_long_jump_base(base);
     ThrowException(exception_type(), exception_msg());
   }
 }
 
 
 }  // namespace dart