/* * Copyright (C) 2019 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #include <array> namespace WTF { #if PLATFORM(COCOA) struct TagInfo { WTF_MAKE_STRUCT_FAST_ALLOCATED; size_t dirty { 0 }; size_t reclaimable { 0 }; size_t reserved { 0 }; }; WTF_EXPORT_PRIVATE const char* displayNameForVMTag(unsigned); WTF_EXPORT_PRIVATE size_t vmPageSize(); WTF_EXPORT_PRIVATE std::array<TagInfo, 256> pagesPerVMTag(); WTF_EXPORT_PRIVATE void logFootprintComparison(const std::array<TagInfo, 256>&, const std::array<TagInfo, 256>&); #endif } #if PLATFORM(COCOA) using WTF::TagInfo; using WTF::displayNameForVMTag; using WTF::vmPageSize; using WTF::pagesPerVMTag; #endif