thread_stack_resource.h

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// Copyright (c) 2019, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
 
#ifndef RUNTIME_VM_THREAD_STACK_RESOURCE_H_
#define RUNTIME_VM_THREAD_STACK_RESOURCE_H_
 
#include <type_traits>
#include <utility>
 
#include "vm/allocation.h"
#include "vm/globals.h"
 
namespace dart {
 
class Isolate;
class IsolateGroup;
class ThreadState;
class Thread;
 
class ThreadStackResource : public StackResource {
 public:
  explicit ThreadStackResource(Thread* T)
      : StackResource(reinterpret_cast<ThreadState*>(T)) {}
 
  ~ThreadStackResource();
 
  Thread* thread() const {
    return reinterpret_cast<Thread*>(StackResource::thread());
  }
  Isolate* isolate() const;
  IsolateGroup* isolate_group() const;
};
 
template <typename T, typename... Args>
class AsThreadStackResource : public ThreadStackResource {
 public:
  static_assert(!std::is_base_of<StackResource, T>::value);
  explicit AsThreadStackResource(Thread* thread, Args&&... args)
      : ThreadStackResource(thread),
        member_(thread, std::forward<Args>(args)...) {}
  ~AsThreadStackResource() {}
 
 private:
  T member_;
};
 
}  // namespace dart
 
#endif  // RUNTIME_VM_THREAD_STACK_RESOURCE_H_