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+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ART_SRC_MIRROR_OBJECT_INL_H_
+#define ART_SRC_MIRROR_OBJECT_INL_H_
+
+#include "object.h"
+
+#include "abstract_method.h"
+#include "atomic.h"
+#include "array-inl.h"
+#include "field.h"
+#include "class.h"
+#include "monitor.h"
+#include "runtime.h"
+#include "throwable.h"
+
+namespace art {
+namespace mirror {
+
+inline Class* Object::GetClass() const {
+ return GetFieldObject<Class*>(OFFSET_OF_OBJECT_MEMBER(Object, klass_), false);
+}
+
+inline void Object::SetClass(Class* new_klass) {
+ // new_klass may be NULL prior to class linker initialization
+ // We don't mark the card since the class is guaranteed to be referenced from another location.
+ // Proxy classes are held live by the class loader, and other classes are roots of the class
+ // linker.
+ SetFieldPtr(OFFSET_OF_OBJECT_MEMBER(Object, klass_), new_klass, false, false);
+}
+
+inline uint32_t Object::GetThinLockId() {
+ return Monitor::GetThinLockId(monitor_);
+}
+
+inline void Object::MonitorEnter(Thread* self) {
+ Monitor::MonitorEnter(self, this);
+}
+
+inline bool Object::MonitorExit(Thread* self) {
+ return Monitor::MonitorExit(self, this);
+}
+
+inline void Object::Notify(Thread* self) {
+ Monitor::Notify(self, this);
+}
+
+inline void Object::NotifyAll(Thread* self) {
+ Monitor::NotifyAll(self, this);
+}
+
+inline void Object::Wait(Thread* self) {
+ Monitor::Wait(self, this, 0, 0, true, kWaiting);
+}
+
+inline void Object::Wait(Thread* self, int64_t ms, int32_t ns) {
+ Monitor::Wait(self, this, ms, ns, true, kTimedWaiting);
+}
+
+inline bool Object::InstanceOf(const Class* klass) const {
+ DCHECK(klass != NULL);
+ DCHECK(GetClass() != NULL);
+ return klass->IsAssignableFrom(GetClass());
+}
+
+inline bool Object::IsClass() const {
+ Class* java_lang_Class = GetClass()->GetClass();
+ return GetClass() == java_lang_Class;
+}
+
+inline Class* Object::AsClass() {
+ DCHECK(IsClass());
+ return down_cast<Class*>(this);
+}
+
+inline const Class* Object::AsClass() const {
+ DCHECK(IsClass());
+ return down_cast<const Class*>(this);
+}
+
+inline bool Object::IsObjectArray() const {
+ return IsArrayInstance() && !GetClass()->GetComponentType()->IsPrimitive();
+}
+
+template<class T>
+inline ObjectArray<T>* Object::AsObjectArray() {
+ DCHECK(IsObjectArray());
+ return down_cast<ObjectArray<T>*>(this);
+}
+
+template<class T>
+inline const ObjectArray<T>* Object::AsObjectArray() const {
+ DCHECK(IsObjectArray());
+ return down_cast<const ObjectArray<T>*>(this);
+}
+
+inline bool Object::IsArrayInstance() const {
+ return GetClass()->IsArrayClass();
+}
+
+inline bool Object::IsField() const {
+ return GetClass()->IsFieldClass();
+}
+
+inline Field* Object::AsField() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
+ DCHECK(IsField());
+ return down_cast<Field*>(this);
+}
+
+inline const Field* Object::AsField() const SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
+ DCHECK(IsField());
+ return down_cast<const Field*>(this);
+}
+
+inline bool Object::IsMethod() const {
+ return GetClass()->IsMethodClass();
+}
+
+inline AbstractMethod* Object::AsMethod() {
+ DCHECK(IsMethod());
+ return down_cast<AbstractMethod*>(this);
+}
+
+inline const AbstractMethod* Object::AsMethod() const {
+ DCHECK(IsMethod());
+ return down_cast<const AbstractMethod*>(this);
+}
+
+inline bool Object::IsReferenceInstance() const {
+ return GetClass()->IsReferenceClass();
+}
+
+inline Array* Object::AsArray() {
+ DCHECK(IsArrayInstance());
+ return down_cast<Array*>(this);
+}
+
+inline const Array* Object::AsArray() const {
+ DCHECK(IsArrayInstance());
+ return down_cast<const Array*>(this);
+}
+
+inline BooleanArray* Object::AsBooleanArray() {
+ DCHECK(GetClass()->IsArrayClass());
+ DCHECK(GetClass()->GetComponentType()->IsPrimitiveBoolean());
+ return down_cast<BooleanArray*>(this);
+}
+
+inline ByteArray* Object::AsByteArray() {
+ DCHECK(GetClass()->IsArrayClass());
+ DCHECK(GetClass()->GetComponentType()->IsPrimitiveByte());
+ return down_cast<ByteArray*>(this);
+}
+
+inline CharArray* Object::AsCharArray() {
+ DCHECK(GetClass()->IsArrayClass());
+ DCHECK(GetClass()->GetComponentType()->IsPrimitiveChar());
+ return down_cast<CharArray*>(this);
+}
+
+inline ShortArray* Object::AsShortArray() {
+ DCHECK(GetClass()->IsArrayClass());
+ DCHECK(GetClass()->GetComponentType()->IsPrimitiveShort());
+ return down_cast<ShortArray*>(this);
+}
+
+inline IntArray* Object::AsIntArray() {
+ DCHECK(GetClass()->IsArrayClass());
+ DCHECK(GetClass()->GetComponentType()->IsPrimitiveInt() ||
+ GetClass()->GetComponentType()->IsPrimitiveFloat());
+ return down_cast<IntArray*>(this);
+}
+
+inline LongArray* Object::AsLongArray() {
+ DCHECK(GetClass()->IsArrayClass());
+ DCHECK(GetClass()->GetComponentType()->IsPrimitiveLong() ||
+ GetClass()->GetComponentType()->IsPrimitiveDouble());
+ return down_cast<LongArray*>(this);
+}
+
+inline String* Object::AsString() {
+ DCHECK(GetClass()->IsStringClass());
+ return down_cast<String*>(this);
+}
+
+inline Throwable* Object::AsThrowable() {
+ DCHECK(GetClass()->IsThrowableClass());
+ return down_cast<Throwable*>(this);
+}
+
+inline bool Object::IsWeakReferenceInstance() const {
+ return GetClass()->IsWeakReferenceClass();
+}
+
+inline bool Object::IsSoftReferenceInstance() const {
+ return GetClass()->IsSoftReferenceClass();
+}
+
+inline bool Object::IsFinalizerReferenceInstance() const {
+ return GetClass()->IsFinalizerReferenceClass();
+}
+
+inline bool Object::IsPhantomReferenceInstance() const {
+ return GetClass()->IsPhantomReferenceClass();
+}
+
+inline size_t Object::SizeOf() const {
+ size_t result;
+ if (IsArrayInstance()) {
+ result = AsArray()->SizeOf();
+ } else if (IsClass()) {
+ result = AsClass()->SizeOf();
+ } else {
+ result = GetClass()->GetObjectSize();
+ }
+ DCHECK(!IsField() || result == sizeof(Field));
+ DCHECK(!IsMethod() || result == sizeof(AbstractMethod));
+ return result;
+}
+
+inline uint64_t Object::GetField64(MemberOffset field_offset, bool is_volatile) const {
+ VerifyObject(this);
+ const byte* raw_addr = reinterpret_cast<const byte*>(this) + field_offset.Int32Value();
+ const int64_t* addr = reinterpret_cast<const int64_t*>(raw_addr);
+ if (UNLIKELY(is_volatile)) {
+ uint64_t result = QuasiAtomic::Read64(addr);
+ ANDROID_MEMBAR_FULL();
+ return result;
+ } else {
+ return *addr;
+ }
+}
+
+inline void Object::SetField64(MemberOffset field_offset, uint64_t new_value, bool is_volatile) {
+ VerifyObject(this);
+ byte* raw_addr = reinterpret_cast<byte*>(this) + field_offset.Int32Value();
+ int64_t* addr = reinterpret_cast<int64_t*>(raw_addr);
+ if (UNLIKELY(is_volatile)) {
+ ANDROID_MEMBAR_STORE();
+ QuasiAtomic::Write64(addr, new_value);
+ // Post-store barrier not required due to use of atomic op or mutex.
+ } else {
+ *addr = new_value;
+ }
+}
+
+inline void Object::WriteBarrierField(const Object* dst, MemberOffset field_offset,
+ const Object* new_value) {
+ Runtime::Current()->GetHeap()->WriteBarrierField(dst, field_offset, new_value);
+}
+
+inline void Object::VerifyObject(const Object* obj) {
+ if (kIsDebugBuild) {
+ Runtime::Current()->GetHeap()->VerifyObject(obj);
+ }
+}
+
+} // namespace mirror
+} // namespace art
+
+#endif // ART_SRC_MIRROR_OBJECT_INL_H_