| // Copyright 2018 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <mutex> |
| #include <utility> |
| |
| #include "absl/strings/str_format.h" |
| #include "dawn/native/Adapter.h" |
| #include "dawn/native/Device.h" |
| #include "dawn/native/ObjectBase.h" |
| #include "dawn/native/ObjectType_autogen.h" |
| |
| namespace dawn::native { |
| |
| static constexpr uint64_t kErrorPayload = 0; |
| static constexpr uint64_t kNotErrorPayload = 1; |
| |
| ErrorMonad::ErrorMonad() : RefCounted(kNotErrorPayload) {} |
| ErrorMonad::ErrorMonad(ErrorTag) : RefCounted(kErrorPayload) {} |
| |
| bool ErrorMonad::IsError() const { |
| return GetRefCountPayload() == kErrorPayload; |
| } |
| |
| ObjectBase::ObjectBase(DeviceBase* device) : ErrorMonad(), mDevice(device) {} |
| |
| ObjectBase::ObjectBase(DeviceBase* device, ErrorTag) : ErrorMonad(kError), mDevice(device) {} |
| |
| InstanceBase* ObjectBase::GetInstance() const { |
| return mDevice->GetAdapter()->GetPhysicalDevice()->GetInstance(); |
| } |
| |
| DeviceBase* ObjectBase::GetDevice() const { |
| return mDevice.Get(); |
| } |
| |
| void ApiObjectList::Track(ApiObjectBase* object) { |
| if (mMarkedDestroyed) { |
| object->DestroyImpl(); |
| return; |
| } |
| std::lock_guard<std::mutex> lock(mMutex); |
| mObjects.Prepend(object); |
| } |
| |
| bool ApiObjectList::Untrack(ApiObjectBase* object) { |
| std::lock_guard<std::mutex> lock(mMutex); |
| return object->RemoveFromList(); |
| } |
| |
| void ApiObjectList::Destroy() { |
| LinkedList<ApiObjectBase> objects; |
| { |
| std::lock_guard<std::mutex> lock(mMutex); |
| mMarkedDestroyed = true; |
| mObjects.MoveInto(&objects); |
| } |
| |
| while (!objects.empty()) { |
| auto* head = objects.head(); |
| bool removed = head->RemoveFromList(); |
| DAWN_ASSERT(removed); |
| head->value()->DestroyImpl(); |
| } |
| } |
| |
| ApiObjectBase::ApiObjectBase(DeviceBase* device, const char* label) : ObjectBase(device) { |
| if (label) { |
| mLabel = label; |
| } |
| } |
| |
| ApiObjectBase::ApiObjectBase(DeviceBase* device, ErrorTag tag, const char* label) |
| : ObjectBase(device, tag) { |
| if (label) { |
| mLabel = label; |
| } |
| } |
| |
| ApiObjectBase::ApiObjectBase(DeviceBase* device, LabelNotImplementedTag tag) : ObjectBase(device) {} |
| |
| ApiObjectBase::~ApiObjectBase() { |
| DAWN_ASSERT(!IsAlive()); |
| } |
| |
| void ApiObjectBase::APISetLabel(const char* label) { |
| SetLabel(label); |
| } |
| |
| void ApiObjectBase::SetLabel(std::string label) { |
| mLabel = std::move(label); |
| SetLabelImpl(); |
| } |
| |
| const std::string& ApiObjectBase::GetLabel() const { |
| return mLabel; |
| } |
| |
| void ApiObjectBase::FormatLabel(absl::FormatSink* s) const { |
| s->Append(ObjectTypeAsString(GetType())); |
| if (!mLabel.empty()) { |
| s->Append(absl::StrFormat(" \"%s\"", mLabel)); |
| } else { |
| s->Append(" (unlabeled)"); |
| } |
| } |
| |
| void ApiObjectBase::SetLabelImpl() {} |
| |
| bool ApiObjectBase::IsAlive() const { |
| return IsInList(); |
| } |
| |
| void ApiObjectBase::DeleteThis() { |
| Destroy(); |
| RefCounted::DeleteThis(); |
| } |
| |
| void ApiObjectBase::LockAndDeleteThis() { |
| auto deviceLock(GetDevice()->GetScopedLockSafeForDelete()); |
| DeleteThis(); |
| } |
| |
| ApiObjectList* ApiObjectBase::GetObjectTrackingList() { |
| DAWN_ASSERT(GetDevice() != nullptr); |
| return GetDevice()->GetObjectTrackingList(GetType()); |
| } |
| |
| void ApiObjectBase::Destroy() { |
| ApiObjectList* list = GetObjectTrackingList(); |
| DAWN_ASSERT(list != nullptr); |
| if (list->Untrack(this)) { |
| DestroyImpl(); |
| } |
| } |
| |
| } // namespace dawn::native |