chromium/v8/src/heap/base/incremental-marking-schedule.cc

// Copyright 2020 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/heap/base/incremental-marking-schedule.h"

#include <algorithm>
#include <atomic>
#include <cmath>
#include <memory>

#include "src/base/platform/time.h"

namespace heap::base {

namespace {

constexpr auto kTimeDeltaForPredictableSchedule = …;

}  // namespace

// static
std::unique_ptr<IncrementalMarkingSchedule>
IncrementalMarkingSchedule::CreateWithDefaultMinimumMarkedBytesPerStep(
    bool predictable_schedule) { … }

// static
std::unique_ptr<IncrementalMarkingSchedule>
IncrementalMarkingSchedule::CreateWithZeroMinimumMarkedBytesPerStep(
    bool predictable_schedule) { … }

IncrementalMarkingSchedule::IncrementalMarkingSchedule(
    size_t min_marked_bytes_per_step, bool predictable_schedule)
    : … { … }

void IncrementalMarkingSchedule::NotifyIncrementalMarkingStart() { … }

void IncrementalMarkingSchedule::UpdateMutatorThreadMarkedBytes(
    size_t overall_marked_bytes) { … }

void IncrementalMarkingSchedule::AddConcurrentlyMarkedBytes(
    size_t marked_bytes) { … }

size_t IncrementalMarkingSchedule::GetOverallMarkedBytes() const { … }

size_t IncrementalMarkingSchedule::GetConcurrentlyMarkedBytes() const { … }

v8::base::TimeDelta IncrementalMarkingSchedule::GetElapsedTime() { … }

IncrementalMarkingSchedule::StepInfo
IncrementalMarkingSchedule::GetCurrentStepInfo() const { … }

size_t IncrementalMarkingSchedule::GetNextIncrementalStepDuration(
    size_t estimated_live_bytes) { … }

constexpr double
    IncrementalMarkingSchedule::kEphemeronPairsFlushingRatioIncrements;
bool IncrementalMarkingSchedule::ShouldFlushEphemeronPairs() { … }

void IncrementalMarkingSchedule::SetElapsedTimeForTesting(
    v8::base::TimeDelta elapsed_time) { … }

}  // namespace heap::base