f62fc2e1a8
All tests pass now with --concurrent-allocation and --local-heaps flags set to true. Bug: v8:10315 Change-Id: I03a70933aa0db4d9e74933ad2fc4cb81105cb889 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2218061 Reviewed-by: Ulan Degenbaev <ulan@chromium.org> Commit-Queue: Dominik Inführ <dinfuehr@chromium.org> Cr-Commit-Position: refs/heads/master@{#68111}
123 lines
3.0 KiB
C++
123 lines
3.0 KiB
C++
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <stdlib.h>
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#include "src/heap/safepoint.h"
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#ifdef __linux__
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#endif
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#include <utility>
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#include "src/init/v8.h"
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#include "src/handles/global-handles.h"
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#include "src/heap/incremental-marking.h"
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#include "src/heap/spaces.h"
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#include "src/objects/objects-inl.h"
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#include "test/cctest/cctest.h"
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#include "test/cctest/heap/heap-utils.h"
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using v8::IdleTask;
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using v8::Task;
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using v8::Isolate;
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namespace v8 {
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namespace internal {
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namespace heap {
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class MockPlatform : public TestPlatform {
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public:
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MockPlatform()
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: taskrunner_(new MockTaskRunner()),
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old_platform_(i::V8::GetCurrentPlatform()) {
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// Now that it's completely constructed, make this the current platform.
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i::V8::SetPlatformForTesting(this);
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}
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~MockPlatform() override {
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i::V8::SetPlatformForTesting(old_platform_);
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for (auto& task : worker_tasks_) {
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old_platform_->CallOnWorkerThread(std::move(task));
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}
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worker_tasks_.clear();
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}
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std::shared_ptr<v8::TaskRunner> GetForegroundTaskRunner(
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v8::Isolate* isolate) override {
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return taskrunner_;
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}
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void CallOnWorkerThread(std::unique_ptr<Task> task) override {
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worker_tasks_.push_back(std::move(task));
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}
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bool IdleTasksEnabled(v8::Isolate* isolate) override { return false; }
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bool PendingTask() { return taskrunner_->PendingTask(); }
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void PerformTask() { taskrunner_->PerformTask(); }
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private:
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class MockTaskRunner : public v8::TaskRunner {
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public:
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void PostTask(std::unique_ptr<v8::Task> task) override {
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task_ = std::move(task);
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}
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void PostDelayedTask(std::unique_ptr<Task> task,
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double delay_in_seconds) override {
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task_ = std::move(task);
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}
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void PostIdleTask(std::unique_ptr<IdleTask> task) override {
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UNREACHABLE();
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}
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bool IdleTasksEnabled() override { return false; }
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bool PendingTask() { return task_ != nullptr; }
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void PerformTask() {
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std::unique_ptr<Task> task = std::move(task_);
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task->Run();
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}
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private:
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std::unique_ptr<Task> task_;
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};
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std::shared_ptr<MockTaskRunner> taskrunner_;
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std::vector<std::unique_ptr<Task>> worker_tasks_;
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v8::Platform* old_platform_;
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};
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TEST(IncrementalMarkingUsingTasks) {
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if (!i::FLAG_incremental_marking) return;
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FLAG_stress_incremental_marking = false;
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CcTest::InitializeVM();
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MockPlatform platform;
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i::heap::SimulateFullSpace(CcTest::heap()->old_space());
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i::IncrementalMarking* marking = CcTest::heap()->incremental_marking();
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marking->Stop();
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{
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SafepointScope scope(CcTest::heap());
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marking->Start(i::GarbageCollectionReason::kTesting);
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}
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CHECK(platform.PendingTask());
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while (platform.PendingTask()) {
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platform.PerformTask();
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}
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CHECK(marking->IsStopped());
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}
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} // namespace heap
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} // namespace internal
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} // namespace v8
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