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Preview: default-platform.h Size: 2.18 KB

//opt/cpanel/ea-nodejs20/include/node/cppgc/default-platform.h

// 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.

#ifndef INCLUDE_CPPGC_DEFAULT_PLATFORM_H_
#define INCLUDE_CPPGC_DEFAULT_PLATFORM_H_

#include <memory>

#include "cppgc/platform.h"
#include "libplatform/libplatform.h"
#include "v8config.h"  // NOLINT(build/include_directory)

namespace cppgc {

/**
 * Platform provided by cppgc. Uses V8's DefaultPlatform provided by
 * libplatform internally. Exception: `GetForegroundTaskRunner()`, see below.
 */
class V8_EXPORT DefaultPlatform : public Platform {
 public:
  using IdleTaskSupport = v8::platform::IdleTaskSupport;
  explicit DefaultPlatform(
      int thread_pool_size = 0,
      IdleTaskSupport idle_task_support = IdleTaskSupport::kDisabled,
      std::unique_ptr<TracingController> tracing_controller = {})
      : v8_platform_(v8::platform::NewDefaultPlatform(
            thread_pool_size, idle_task_support,
            v8::platform::InProcessStackDumping::kDisabled,
            std::move(tracing_controller))) {}

  cppgc::PageAllocator* GetPageAllocator() override {
    return v8_platform_->GetPageAllocator();
  }

  double MonotonicallyIncreasingTime() override {
    return v8_platform_->MonotonicallyIncreasingTime();
  }

  std::shared_ptr<cppgc::TaskRunner> GetForegroundTaskRunner() override {
    // V8's default platform creates a new task runner when passed the
    // `v8::Isolate` pointer the first time. For non-default platforms this will
    // require getting the appropriate task runner.
    return v8_platform_->GetForegroundTaskRunner(kNoIsolate);
  }

  std::unique_ptr<cppgc::JobHandle> PostJob(
      cppgc::TaskPriority priority,
      std::unique_ptr<cppgc::JobTask> job_task) override {
    return v8_platform_->PostJob(priority, std::move(job_task));
  }

  TracingController* GetTracingController() override {
    return v8_platform_->GetTracingController();
  }

  v8::Platform* GetV8Platform() const { return v8_platform_.get(); }

 protected:
  static constexpr v8::Isolate* kNoIsolate = nullptr;

  std::unique_ptr<v8::Platform> v8_platform_;
};

}  // namespace cppgc

#endif  // INCLUDE_CPPGC_DEFAULT_PLATFORM_H_

Name	Size	Perms	Modified	Actions
internal DIR	-	drwxr-xr-x	2026-02-03 09:33:34	Edit Download recursive recursive
allocation.h	11.61 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
common.h	643 B	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
cross-thread-persistent.h	14.81 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
custom-space.h	2.40 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
default-platform.h	2.18 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
ephemeron-pair.h	804 B	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
explicit-management.h	3.29 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
garbage-collected.h	3.11 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
heap-consistency.h	11.74 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
heap-handle.h	1.26 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
heap-state.h	2.57 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
heap-statistics.h	3.89 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
heap.h	5.70 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
liveness-broker.h	2.34 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
macros.h	1.31 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
member.h	22.75 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
name-provider.h	1.99 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
object-size-trait.h	1.60 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
persistent.h	13.50 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
platform.h	5.56 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
prefinalizer.h	2.88 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
process-heap-statistics.h	1009 B	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
sentinel-pointer.h	935 B	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
source-location.h	2.57 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
testing.h	2.96 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
trace-trait.h	3.14 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
type-traits.h	7.78 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive
visitor.h	14.84 KB	lrw-r--r--	2026-01-16 18:04:27	Edit Download recursive recursive

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