high-allocation-throughput-scope.h

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// Copyright 2021 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_COMMON_HIGH_ALLOCATION_THROUGHPUT_SCOPE_H_
#define V8_COMMON_HIGH_ALLOCATION_THROUGHPUT_SCOPE_H_
 
#include "include/v8-platform.h"
 
namespace v8 {
namespace internal {
 
class HighAllocationThroughputScope final {
 public:
  explicit HighAllocationThroughputScope(Platform* platform)
      : observer_(platform->GetHighAllocationThroughputObserver()) {
    observer_->LeaveSection();
  }
 
  HighAllocationThroughputScope(const HighAllocationThroughputScope&) = delete;
  HighAllocationThroughputScope& operator=(
      const HighAllocationThroughputScope&) = delete;
 
  ~HighAllocationThroughputScope() { observer_->EnterSection(); }
 
 private:
  HighAllocationThroughputObserver* observer_;
};
 
}  // namespace internal
}  // namespace v8
 
#endif  // V8_COMMON_HIGH_ALLOCATION_THROUGHPUT_SCOPE_H_