xpcom/base/EnumeratedArrayCycleCollection.h
author Alexis Beingessner <a.beingessner@gmail.com>
Thu, 10 Oct 2019 23:10:28 +0000
changeset 552383 b6d82b1a6b027461055a92f052d6d0511086a5bb
parent 505383 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1587155 - Block all hardware acceleration for AMD driver 22.19.162.4. r=jrmuizel a=lizzard Driver's Haunted. Differential Revision: https://phabricator.services.mozilla.com/D48900

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef EnumeratedArrayCycleCollection_h_
#define EnumeratedArrayCycleCollection_h_

#include "mozilla/EnumeratedArray.h"
#include "nsCycleCollectionTraversalCallback.h"

template <typename IndexType, IndexType SizeAsEnumValue, typename ValueType>
inline void ImplCycleCollectionUnlink(
    mozilla::EnumeratedArray<IndexType, SizeAsEnumValue, ValueType>& aField) {
  for (size_t i = 0; i < size_t(SizeAsEnumValue); ++i) {
    aField[IndexType(i)] = nullptr;
  }
}

template <typename IndexType, IndexType SizeAsEnumValue, typename ValueType>
inline void ImplCycleCollectionTraverse(
    nsCycleCollectionTraversalCallback& aCallback,
    mozilla::EnumeratedArray<IndexType, SizeAsEnumValue, ValueType>& aField,
    const char* aName, uint32_t aFlags = 0) {
  aFlags |= CycleCollectionEdgeNameArrayFlag;
  for (size_t i = 0; i < size_t(SizeAsEnumValue); ++i) {
    ImplCycleCollectionTraverse(aCallback, aField[IndexType(i)], aName, aFlags);
  }
}

#endif  // EnumeratedArrayCycleCollection_h_