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Side by Side Diff: runtime/vm/raw_object_snapshot.cc

Issue 18242003: Add a VM defined class MirrorReference as an opaque pointer for Dart code to VM internal objects. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 7 years, 5 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/bigint_operations.h" 5 #include "vm/bigint_operations.h"
6 #include "vm/object.h" 6 #include "vm/object.h"
7 #include "vm/object_store.h" 7 #include "vm/object_store.h"
8 #include "vm/snapshot.h" 8 #include "vm/snapshot.h"
9 #include "vm/symbols.h" 9 #include "vm/symbols.h"
10 #include "vm/visitor.h" 10 #include "vm/visitor.h"
(...skipping 2628 matching lines...) Expand 10 before | Expand all | Expand 10 after
2639 2639
2640 // Write out the class and tags information. 2640 // Write out the class and tags information.
2641 writer->WriteIndexedObject(kWeakPropertyCid); 2641 writer->WriteIndexedObject(kWeakPropertyCid);
2642 writer->WriteIntptrValue(writer->GetObjectTags(this)); 2642 writer->WriteIntptrValue(writer->GetObjectTags(this));
2643 2643
2644 // Write out all the other fields. 2644 // Write out all the other fields.
2645 writer->Write<RawObject*>(ptr()->key_); 2645 writer->Write<RawObject*>(ptr()->key_);
2646 writer->Write<RawObject*>(ptr()->value_); 2646 writer->Write<RawObject*>(ptr()->value_);
2647 } 2647 }
2648 2648
2649
2650 RawVMReference* VMReference::ReadFrom(SnapshotReader* reader,
2651 intptr_t object_id,
2652 intptr_t tags,
2653 Snapshot::Kind kind) {
2654 ASSERT(reader != NULL);
2655
2656 // Allocate the weak property object.
2657 VMReference& vm_reference = VMReference::ZoneHandle(
2658 reader->isolate(), VMReference::New(HEAP_SPACE(kind)));
2659 reader->AddBackRef(object_id, &vm_reference, kIsDeserialized);
2660
2661 // Set the object tags.
2662 vm_reference.set_tags(tags);
2663
2664 // Set all the object fields.
2665 vm_reference.raw_ptr()->referent_ = reader->ReadObject();
siva 2013/06/30 01:12:48 (*reader->ObjectHandle()) = reader->ReadObjectImpl
rmacnak 2013/07/01 18:35:49 Changed
2666
2667 return vm_reference.raw();
2668 }
2669
2670
2671 void RawVMReference::WriteTo(SnapshotWriter* writer,
2672 intptr_t object_id,
2673 Snapshot::Kind kind) {
2674 ASSERT(writer != NULL);
2675
2676 // Write out the serialization header value for this object.
2677 writer->WriteInlinedObjectHeader(object_id);
2678
2679 // Write out the class and tags information.
2680 writer->WriteIndexedObject(kVMReferenceCid);
2681 writer->WriteIntptrValue(writer->GetObjectTags(this));
2682
2683 // Write out all the other fields.
2684 writer->WriteObject(ptr()->referent_);
siva 2013/06/30 01:12:48 writer->WriteObjectImpl(ptr()->referent_);
rmacnak 2013/07/01 18:35:49 Changed. Required adding RawVMReference as a frien
2685 }
siva 2013/06/30 01:12:48 Need to add unit tests in snapshot_test.cc so that
2686
2649 } // namespace dart 2687 } // namespace dart
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