process-heap.h

Go to the documentation of this file.

// 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 INCLUDE_CPPGC_INTERNAL_PROCESS_HEAP_H_
#define INCLUDE_CPPGC_INTERNAL_PROCESS_HEAP_H_
 
#include "cppgc/internal/atomic-entry-flag.h"
#include "v8config.h"              // NOLINT(build/include_directory)
 
namespace cppgc {
namespace internal {
 
class V8_EXPORT ProcessHeap final {
 public:
  static void EnterIncrementalOrConcurrentMarking() {
    concurrent_marking_flag_.Enter();
  }
  static void ExitIncrementalOrConcurrentMarking() {
    concurrent_marking_flag_.Exit();
  }
 
  static bool IsAnyIncrementalOrConcurrentMarking() {
    return concurrent_marking_flag_.MightBeEntered();
  }
 
 private:
  static AtomicEntryFlag concurrent_marking_flag_;
};
 
}  // namespace internal
}  // namespace cppgc
 
#endif  // INCLUDE_CPPGC_INTERNAL_PROCESS_HEAP_H_