chromium/v8/src/zone/accounting-allocator.cc

// Copyright 2016 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.

#include "src/zone/accounting-allocator.h"

#include <memory>

#include "src/base/bounded-page-allocator.h"
#include "src/base/logging.h"
#include "src/base/macros.h"
#include "src/utils/allocation.h"
#include "src/zone/zone-compression.h"
#include "src/zone/zone-segment.h"

namespace v8 {
namespace internal {

// These definitions are here in order to please the linker, which in debug mode
// sometimes requires static constants to be defined in .cc files.
const size_t ZoneCompression::kReservationSize;
const size_t ZoneCompression::kReservationAlignment;

namespace {

static constexpr size_t kZonePageSize = …;

VirtualMemory ReserveAddressSpace(v8::PageAllocator* platform_allocator) { … }

std::unique_ptr<v8::base::BoundedPageAllocator> CreateBoundedAllocator(
    v8::PageAllocator* platform_allocator, Address reservation_start) { … }

}  // namespace

AccountingAllocator::AccountingAllocator() { … }

AccountingAllocator::~AccountingAllocator() = default;

Segment* AccountingAllocator::AllocateSegment(size_t bytes,
                                              bool supports_compression) { … }

void AccountingAllocator::ReturnSegment(Segment* segment,
                                        bool supports_compression) { … }

}  // namespace internal
}  // namespace v8