From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- xpcom/base/nsCycleCollector.h | 74 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 xpcom/base/nsCycleCollector.h (limited to 'xpcom/base/nsCycleCollector.h') diff --git a/xpcom/base/nsCycleCollector.h b/xpcom/base/nsCycleCollector.h new file mode 100644 index 0000000000..1c583e04cf --- /dev/null +++ b/xpcom/base/nsCycleCollector.h @@ -0,0 +1,74 @@ +/* -*- 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 nsCycleCollector_h__ +#define nsCycleCollector_h__ + +class nsICycleCollectorListener; +class nsICycleCollectorLogSink; +class nsISupports; +template +struct already_AddRefed; + +#include +#include "mozilla/Attributes.h" + +namespace js { +class SliceBudget; +} + +namespace mozilla { +class CycleCollectedJSContext; +} // namespace mozilla + +bool nsCycleCollector_init(); + +void nsCycleCollector_startup(); + +typedef void (*CC_BeforeUnlinkCallback)(void); +void nsCycleCollector_setBeforeUnlinkCallback(CC_BeforeUnlinkCallback aCB); + +typedef void (*CC_ForgetSkippableCallback)(void); +void nsCycleCollector_setForgetSkippableCallback( + CC_ForgetSkippableCallback aCB); + +void nsCycleCollector_forgetSkippable(js::SliceBudget& aBudget, + bool aRemoveChildlessNodes = false, + bool aAsyncSnowWhiteFreeing = false); + +void nsCycleCollector_prepareForGarbageCollection(); + +// If an incremental cycle collection is in progress, finish it. +void nsCycleCollector_finishAnyCurrentCollection(); + +void nsCycleCollector_dispatchDeferredDeletion(bool aContinuation = false, + bool aPurge = false); +bool nsCycleCollector_doDeferredDeletion(); +bool nsCycleCollector_doDeferredDeletionWithBudget(js::SliceBudget& aBudget); + +already_AddRefed nsCycleCollector_createLogSink(); +already_AddRefed nsCycleCollector_createLogger(); + +// Run a cycle collection and return whether anything was collected. +bool nsCycleCollector_collect(mozilla::CCReason aReason, + nsICycleCollectorListener* aManualListener); + +void nsCycleCollector_collectSlice(js::SliceBudget& budget, + mozilla::CCReason aReason, + bool aPreferShorterSlices = false); + +uint32_t nsCycleCollector_suspectedCount(); + +// If aDoCollect is true, then run the GC and CC a few times before +// shutting down the CC completely. +MOZ_CAN_RUN_SCRIPT +void nsCycleCollector_shutdown(bool aDoCollect = true); + +// Helpers for interacting with JS +void nsCycleCollector_registerJSContext(mozilla::CycleCollectedJSContext* aCx); +void nsCycleCollector_forgetJSContext(); + +#endif // nsCycleCollector_h__ -- cgit v1.2.3