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// Copyright (c) 2019, 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 RUNTIME_VM_CLASS_ID_H_
#define RUNTIME_VM_CLASS_ID_H_
// This header defines the list of VM implementation classes and their ids.
//
// Note: we assume that all builds of Dart VM use exactly the same class ids
// for these classes.
namespace dart {
#define CLASS_LIST_NO_OBJECT_NOR_STRING_NOR_ARRAY(V) \
V(Class) \
V(PatchClass) \
V(Function) \
V(ClosureData) \
V(SignatureData) \
V(RedirectionData) \
V(FfiTrampolineData) \
V(Field) \
V(Script) \
V(Library) \
V(Namespace) \
V(KernelProgramInfo) \
V(Code) \
V(Bytecode) \
V(Instructions) \
V(ObjectPool) \
V(PcDescriptors) \
V(CodeSourceMap) \
V(StackMap) \
V(LocalVarDescriptors) \
V(ExceptionHandlers) \
V(Context) \
V(ContextScope) \
V(SingleTargetCache) \
V(UnlinkedCall) \
V(ICData) \
V(MegamorphicCache) \
V(SubtypeTestCache) \
V(Error) \
V(ApiError) \
V(LanguageError) \
V(UnhandledException) \
V(UnwindError) \
V(Instance) \
V(LibraryPrefix) \
V(TypeArguments) \
V(AbstractType) \
V(Type) \
V(TypeRef) \
V(TypeParameter) \
V(Closure) \
V(Number) \
V(Integer) \
V(Smi) \
V(Mint) \
V(Double) \
V(Bool) \
V(GrowableObjectArray) \
V(Float32x4) \
V(Int32x4) \
V(Float64x2) \
V(TypedDataBase) \
V(TypedData) \
V(ExternalTypedData) \
V(TypedDataView) \
V(Pointer) \
V(DynamicLibrary) \
V(Capability) \
V(ReceivePort) \
V(SendPort) \
V(StackTrace) \
V(RegExp) \
V(WeakProperty) \
V(MirrorReference) \
V(LinkedHashMap) \
V(UserTag) \
V(TransferableTypedData)
#define CLASS_LIST_ARRAYS(V) \
V(Array) \
V(ImmutableArray)
#define CLASS_LIST_STRINGS(V) \
V(String) \
V(OneByteString) \
V(TwoByteString) \
V(ExternalOneByteString) \
V(ExternalTwoByteString)
#define CLASS_LIST_TYPED_DATA(V) \
V(Int8Array) \
V(Uint8Array) \
V(Uint8ClampedArray) \
V(Int16Array) \
V(Uint16Array) \
V(Int32Array) \
V(Uint32Array) \
V(Int64Array) \
V(Uint64Array) \
V(Float32Array) \
V(Float64Array) \
V(Float32x4Array) \
V(Int32x4Array) \
V(Float64x2Array)
#define CLASS_LIST_FFI_TYPE_MARKER(V) \
V(Int8) \
V(Int16) \
V(Int32) \
V(Int64) \
V(Uint8) \
V(Uint16) \
V(Uint32) \
V(Uint64) \
V(IntPtr) \
V(Float) \
V(Double) \
V(Void)
#define CLASS_LIST_FFI(V) \
V(Pointer) \
V(NativeFunction) \
CLASS_LIST_FFI_TYPE_MARKER(V) \
V(NativeType) \
V(DynamicLibrary)
#define DART_CLASS_LIST_TYPED_DATA(V) \
V(Int8) \
V(Uint8) \
V(Uint8Clamped) \
V(Int16) \
V(Uint16) \
V(Int32) \
V(Uint32) \
V(Int64) \
V(Uint64) \
V(Float32) \
V(Float64) \
V(Float32x4) \
V(Int32x4) \
V(Float64x2)
#define CLASS_LIST_FOR_HANDLES(V) \
CLASS_LIST_NO_OBJECT_NOR_STRING_NOR_ARRAY(V) \
V(Array) \
V(String)
#define CLASS_LIST_NO_OBJECT(V) \
CLASS_LIST_NO_OBJECT_NOR_STRING_NOR_ARRAY(V) \
CLASS_LIST_ARRAYS(V) \
CLASS_LIST_STRINGS(V)
#define CLASS_LIST(V) \
V(Object) \
CLASS_LIST_NO_OBJECT(V)
enum ClassId {
// Illegal class id.
kIllegalCid = 0,
// A sentinel used by the vm service's heap snapshots to represent references
// from the stack.
kStackCid = 1,
// The following entries describes classes for pseudo-objects in the heap
// that should never be reachable from live objects. Free list elements
// maintain the free list for old space, and forwarding corpses are used to
// implement one-way become.
kFreeListElement,
kForwardingCorpse,
// List of Ids for predefined classes.
#define DEFINE_OBJECT_KIND(clazz) k##clazz##Cid,
CLASS_LIST(DEFINE_OBJECT_KIND)
#undef DEFINE_OBJECT_KIND
// clang-format off
#define DEFINE_OBJECT_KIND(clazz) kFfi##clazz##Cid,
CLASS_LIST_FFI(DEFINE_OBJECT_KIND)
#undef DEFINE_OBJECT_KIND
#define DEFINE_OBJECT_KIND(clazz) \
kTypedData##clazz##Cid, \
kTypedData##clazz##ViewCid, \
kExternalTypedData##clazz##Cid,
CLASS_LIST_TYPED_DATA(DEFINE_OBJECT_KIND)
#undef DEFINE_OBJECT_KIND
kByteDataViewCid,
kByteBufferCid,
// clang-format on
// The following entries do not describe a predefined class, but instead
// are class indexes for pre-allocated instances (Null, dynamic and Void).
kNullCid,
kDynamicCid,
kVoidCid,
kNumPredefinedCids,
};
// Keep these in sync with the cid numbering above.
const int kTypedDataCidRemainderInternal = 0;
const int kTypedDataCidRemainderView = 1;
const int kTypedDataCidRemainderExternal = 2;
} // namespace dart
#endif // RUNTIME_VM_CLASS_ID_H_