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Issue 392043003: The dart version of typeddata library has changed to be compatible with the dart2js implementation (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 6 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/snapshot.h" 5 #include "vm/snapshot.h"
6 6
7 #include "platform/assert.h" 7 #include "platform/assert.h"
8 #include "vm/bigint_operations.h" 8 #include "vm/bigint_operations.h"
9 #include "vm/bootstrap.h" 9 #include "vm/bootstrap.h"
10 #include "vm/class_finalizer.h" 10 #include "vm/class_finalizer.h"
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47 } 47 }
48 48
49 49
50 static bool IsSplitClassId(intptr_t class_id) { 50 static bool IsSplitClassId(intptr_t class_id) {
51 // Return whether this class is serialized in two steps: first a reference, 51 // Return whether this class is serialized in two steps: first a reference,
52 // with sufficient information to allocate a correctly sized object, and then 52 // with sufficient information to allocate a correctly sized object, and then
53 // later inline with complete contents. 53 // later inline with complete contents.
54 return class_id >= kNumPredefinedCids || 54 return class_id >= kNumPredefinedCids ||
55 class_id == kArrayCid || 55 class_id == kArrayCid ||
56 class_id == kImmutableArrayCid || 56 class_id == kImmutableArrayCid ||
57 RawObject::IsTypedDataViewClassId(class_id); 57 RawObject::IsImplicitFieldClassId(class_id);
58 } 58 }
59 59
60 60
61 static intptr_t ClassIdFromObjectId(intptr_t object_id) { 61 static intptr_t ClassIdFromObjectId(intptr_t object_id) {
62 ASSERT(object_id > kClassIdsOffset); 62 ASSERT(object_id > kClassIdsOffset);
63 intptr_t class_id = (object_id - kClassIdsOffset); 63 intptr_t class_id = (object_id - kClassIdsOffset);
64 return class_id; 64 return class_id;
65 } 65 }
66 66
67 67
68 static intptr_t ObjectIdFromClassId(intptr_t class_id) { 68 static intptr_t ObjectIdFromClassId(intptr_t class_id) {
69 ASSERT((class_id > kIllegalCid) && (class_id < kNumPredefinedCids)); 69 ASSERT((class_id > kIllegalCid) && (class_id < kNumPredefinedCids));
70 ASSERT(!RawObject::IsTypedDataViewClassId(class_id)); 70 ASSERT(!(RawObject::IsImplicitFieldClassId(class_id)));
71 return (class_id + kClassIdsOffset); 71 return (class_id + kClassIdsOffset);
72 } 72 }
73 73
74 74
75 static RawType* GetType(ObjectStore* object_store, intptr_t index) { 75 static RawType* GetType(ObjectStore* object_store, intptr_t index) {
76 switch (index) { 76 switch (index) {
77 case kObjectType: return object_store->object_type(); 77 case kObjectType: return object_store->object_type();
78 case kNullType: return object_store->null_type(); 78 case kNullType: return object_store->null_type();
79 case kFunctionType: return object_store->function_type(); 79 case kFunctionType: return object_store->function_type();
80 case kNumberType: return object_store->number_type(); 80 case kNumberType: return object_store->number_type();
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1100 WriteInlinedObjectHeader(kOmittedObjectId); 1100 WriteInlinedObjectHeader(kOmittedObjectId);
1101 1101
1102 // Write out the class information. 1102 // Write out the class information.
1103 WriteIndexedObject(kImmutableArrayCid); 1103 WriteIndexedObject(kImmutableArrayCid);
1104 1104
1105 // Write out the length field. 1105 // Write out the length field.
1106 Write<RawObject*>(rawarray->ptr()->length_); 1106 Write<RawObject*>(rawarray->ptr()->length_);
1107 1107
1108 return; 1108 return;
1109 } 1109 }
1110 if (RawObject::IsTypedDataViewClassId(class_id)) { 1110 if (RawObject::IsImplicitFieldClassId(class_id)) {
1111 WriteInstanceRef(raw, cls); 1111 WriteInstanceRef(raw, cls);
1112 return; 1112 return;
1113 } 1113 }
1114 // Object is being referenced, add it to the forward ref list and mark 1114 // Object is being referenced, add it to the forward ref list and mark
1115 // it so that future references to this object in the snapshot will use 1115 // it so that future references to this object in the snapshot will use
1116 // this object id. Mark it as not having been serialized yet so that we 1116 // this object id. Mark it as not having been serialized yet so that we
1117 // will serialize the object when we go through the forward list. 1117 // will serialize the object when we go through the forward list.
1118 forward_list_.MarkAndAddObject(raw, kIsSerialized); 1118 forward_list_.MarkAndAddObject(raw, kIsSerialized);
1119 switch (class_id) { 1119 switch (class_id) {
1120 #define SNAPSHOT_WRITE(clazz) \ 1120 #define SNAPSHOT_WRITE(clazz) \
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1634 NoGCScope no_gc; 1634 NoGCScope no_gc;
1635 WriteObject(obj.raw()); 1635 WriteObject(obj.raw());
1636 UnmarkAll(); 1636 UnmarkAll();
1637 } else { 1637 } else {
1638 ThrowException(exception_type(), exception_msg()); 1638 ThrowException(exception_type(), exception_msg());
1639 } 1639 }
1640 } 1640 }
1641 1641
1642 1642
1643 } // namespace dart 1643 } // namespace dart
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