From c30a6232df03e1efbd9f3b226777b07e087a1122 Mon Sep 17 00:00:00 2001 From: Allan Sandfeld Jensen Date: Mon, 12 Oct 2020 14:27:29 +0200 Subject: BASELINE: Update Chromium to 85.0.4183.140 Change-Id: Iaa42f4680837c57725b1344f108c0196741f6057 Reviewed-by: Allan Sandfeld Jensen --- chromium/v8/src/heap/code-object-registry.h | 38 +++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 chromium/v8/src/heap/code-object-registry.h (limited to 'chromium/v8/src/heap/code-object-registry.h') diff --git a/chromium/v8/src/heap/code-object-registry.h b/chromium/v8/src/heap/code-object-registry.h new file mode 100644 index 00000000000..beab1766256 --- /dev/null +++ b/chromium/v8/src/heap/code-object-registry.h @@ -0,0 +1,38 @@ +// Copyright 2020 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef V8_HEAP_CODE_OBJECT_REGISTRY_H_ +#define V8_HEAP_CODE_OBJECT_REGISTRY_H_ + +#include +#include + +#include "src/base/macros.h" +#include "src/common/globals.h" + +namespace v8 { +namespace internal { + +// The CodeObjectRegistry holds all start addresses of code objects of a given +// MemoryChunk. Each MemoryChunk owns a separate CodeObjectRegistry. The +// CodeObjectRegistry allows fast lookup from an inner pointer of a code object +// to the actual code object. +class V8_EXPORT_PRIVATE CodeObjectRegistry { + public: + void RegisterNewlyAllocatedCodeObject(Address code); + void RegisterAlreadyExistingCodeObject(Address code); + void Clear(); + void Finalize(); + bool Contains(Address code) const; + Address GetCodeObjectStartFromInnerAddress(Address address) const; + + private: + std::vector
code_object_registry_already_existing_; + std::set
code_object_registry_newly_allocated_; +}; + +} // namespace internal +} // namespace v8 + +#endif // V8_HEAP_CODE_OBJECT_REGISTRY_H_ -- cgit v1.2.1