Handle TypedDataView objects in Dart_TypedDataAcquireData and

runtime/vm/raw_object.h

 // 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.
 
 #ifndef VM_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/token.h"
@@ skipping 137 matching lines @@
   k##clazz##Cid,
 CLASS_LIST(DEFINE_OBJECT_KIND)
 #undef DEFINE_OBJECT_KIND
 
 #define DEFINE_OBJECT_KIND(clazz)                                              \
   kTypedData##clazz##Cid,
 CLASS_LIST_TYPED_DATA(DEFINE_OBJECT_KIND)
 #undef DEFINE_OBJECT_KIND
 
 #define DEFINE_OBJECT_KIND(clazz)                                              \
+  kTypedData##clazz##ViewCid,
+CLASS_LIST_TYPED_DATA(DEFINE_OBJECT_KIND)
+  kByteDataViewCid,
+#undef DEFINE_OBJECT_KIND
+
+#define DEFINE_OBJECT_KIND(clazz)                                              \
   kExternalTypedData##clazz##Cid,
 CLASS_LIST_TYPED_DATA(DEFINE_OBJECT_KIND)
 #undef DEFINE_OBJECT_KIND
 
   // The following entries do not describe a predefined class, but instead
   // are class indexes for pre-allocated instance (Null, dynamic and Void).
   kNullCid,
   kDynamicCid,
   kVoidCid,
 
@@ skipping 217 matching lines @@
   static bool IsNumberClassId(intptr_t index);
   static bool IsIntegerClassId(intptr_t index);
   static bool IsStringClassId(intptr_t index);
   static bool IsOneByteStringClassId(intptr_t index);
   static bool IsTwoByteStringClassId(intptr_t index);
   static bool IsExternalStringClassId(intptr_t index);
   static bool IsBuiltinListClassId(intptr_t index);
   static bool IsByteArrayClassId(intptr_t index);
   static bool IsExternalByteArrayClassId(intptr_t index);
   static bool IsTypedDataClassId(intptr_t index);
+  static bool IsTypedDataViewClassId(intptr_t index);
   static bool IsExternalTypedDataClassId(intptr_t index);
 
   static intptr_t NumberOfTypedDataClasses();
 
  private:
   uword tags_;  // Various object tags (bits).
 
   class FreeBit : public BitField<bool, kFreeBit, 1> {};
 
   class MarkBit : public BitField<bool, kMarkBit, 1> {};
@@ skipping 1462 matching lines @@
   ASSERT(kTypedDataUint8ArrayCid == kTypedDataInt8ArrayCid + 1 &&
          kTypedDataUint8ClampedArrayCid == kTypedDataInt8ArrayCid + 2 &&
          kTypedDataInt16ArrayCid == kTypedDataInt8ArrayCid + 3 &&
          kTypedDataUint16ArrayCid == kTypedDataInt8ArrayCid + 4 &&
          kTypedDataInt32ArrayCid == kTypedDataInt8ArrayCid + 5 &&
          kTypedDataUint32ArrayCid == kTypedDataInt8ArrayCid + 6 &&
          kTypedDataInt64ArrayCid == kTypedDataInt8ArrayCid + 7 &&
          kTypedDataUint64ArrayCid == kTypedDataInt8ArrayCid + 8 &&
          kTypedDataFloat32ArrayCid == kTypedDataInt8ArrayCid + 9 &&
          kTypedDataFloat64ArrayCid == kTypedDataInt8ArrayCid + 10 &&
-         kExternalTypedDataInt8ArrayCid == kTypedDataInt8ArrayCid + 11);
+         kTypedDataInt8ArrayViewCid == kTypedDataInt8ArrayCid + 11);
   return (index >= kTypedDataInt8ArrayCid &&
           index <= kTypedDataFloat64ArrayCid);
 }
 
 
+inline bool RawObject::IsTypedDataViewClassId(intptr_t index) {
+  // Make sure this is updated when new TypedData types are added.
+  ASSERT(kTypedDataUint8ArrayViewCid == kTypedDataInt8ArrayViewCid + 1 &&
+         kTypedDataUint8ClampedArrayViewCid == kTypedDataInt8ArrayViewCid + 2 &&
+         kTypedDataInt16ArrayViewCid == kTypedDataInt8ArrayViewCid + 3 &&
+         kTypedDataUint16ArrayViewCid == kTypedDataInt8ArrayViewCid + 4 &&
+         kTypedDataInt32ArrayViewCid == kTypedDataInt8ArrayViewCid + 5 &&
+         kTypedDataUint32ArrayViewCid == kTypedDataInt8ArrayViewCid + 6 &&
+         kTypedDataInt64ArrayViewCid == kTypedDataInt8ArrayViewCid + 7 &&
+         kTypedDataUint64ArrayViewCid == kTypedDataInt8ArrayViewCid + 8 &&
+         kTypedDataFloat32ArrayViewCid == kTypedDataInt8ArrayViewCid + 9 &&
+         kTypedDataFloat64ArrayViewCid == kTypedDataInt8ArrayViewCid + 10 &&
+         kByteDataViewCid == kTypedDataInt8ArrayViewCid + 11 &&
+         kExternalTypedDataInt8ArrayCid == kTypedDataInt8ArrayViewCid + 12);
+  return (index >= kTypedDataInt8ArrayViewCid &&
+          index <= kByteDataViewCid);
+}
+
+
 inline bool RawObject::IsExternalTypedDataClassId(intptr_t index) {
   // Make sure this is updated when new ExternalTypedData types are added.
   ASSERT((kExternalTypedDataUint8ArrayCid ==
           kExternalTypedDataInt8ArrayCid + 1) &&
          (kExternalTypedDataUint8ClampedArrayCid ==
           kExternalTypedDataInt8ArrayCid + 2) &&
          (kExternalTypedDataInt16ArrayCid ==
           kExternalTypedDataInt8ArrayCid + 3) &&
          (kExternalTypedDataUint16ArrayCid ==
           kExternalTypedDataInt8ArrayCid + 4) &&
@@ skipping 10 matching lines @@
          (kExternalTypedDataFloat64ArrayCid ==
           kExternalTypedDataInt8ArrayCid + 10) &&
          (kNullCid == kExternalTypedDataInt8ArrayCid + 11));
   return (index >= kExternalTypedDataInt8ArrayCid &&
           index <= kExternalTypedDataFloat64ArrayCid);
 }
 
 
 inline intptr_t RawObject::NumberOfTypedDataClasses() {
   // Make sure this is updated when new TypedData types are added.
-  ASSERT(kExternalTypedDataInt8ArrayCid == kTypedDataInt8ArrayCid + 11);
+  ASSERT(kTypedDataInt8ArrayViewCid == kTypedDataInt8ArrayCid + 11);
+  ASSERT(kExternalTypedDataInt8ArrayCid == kTypedDataInt8ArrayViewCid + 12);
   ASSERT(kNullCid == kExternalTypedDataInt8ArrayCid + 11);
   return (kNullCid - kTypedDataInt8ArrayCid);
 }
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_