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* Copyright (C) 2019 Apple Inc. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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#include "WebGPUPipeline.h"
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#include "GPUErrorScopes.h"
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#include "InspectorInstrumentation.h"
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#include "ScriptExecutionContext.h"
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#include "WebGPUDevice.h"
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#include <wtf/HashMap.h>
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#include <wtf/NeverDestroyed.h>
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HashMap<WebGPUPipeline*, WebGPUDevice*>& WebGPUPipeline::instances(const LockHolder&)
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static NeverDestroyed<HashMap<WebGPUPipeline*, WebGPUDevice*>> instances;
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Lock& WebGPUPipeline::instancesMutex()
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static LazyNeverDestroyed<Lock> mutex;
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static std::once_flag initializeMutex;
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std::call_once(initializeMutex, [] {
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WebGPUPipeline::WebGPUPipeline(WebGPUDevice& device, GPUErrorScopes& errorScopes)
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: GPUObjectBase(makeRef(errorScopes))
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, ContextDestructionObserver(device.scriptExecutionContext())
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ASSERT(scriptExecutionContext());
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LockHolder lock(instancesMutex());
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instances(lock).add(this, &device);
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WebGPUPipeline::~WebGPUPipeline()
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InspectorInstrumentation::willDestroyWebGPUPipeline(*this);
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LockHolder lock(instancesMutex());
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ASSERT(instances(lock).contains(this));
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instances(lock).remove(this);
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void WebGPUPipeline::contextDestroyed()
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InspectorInstrumentation::willDestroyWebGPUPipeline(*this);
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ContextDestructionObserver::contextDestroyed();
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} // namespace WebCore
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#endif // ENABLE(WEBGPU)