1// Copyright 2014 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef V8_BASE_SYS_INFO_H_
6#define V8_BASE_SYS_INFO_H_
7
8#include <stdint.h>
9
10#include "src/base/base-export.h"
11#include "src/base/compiler-specific.h"
12
13namespace v8 {
14namespace base {
15
16class V8_BASE_EXPORT SysInfo final {
17 public:
18 // Returns the number of logical processors/core on the current machine.
19 static int NumberOfProcessors();
20
21 // Returns the number of bytes of physical memory on the current machine.
22 static int64_t AmountOfPhysicalMemory();
23
24 // Returns the number of bytes of virtual memory of this process. A return
25 // value of zero means that there is no limit on the available virtual memory.
26 static int64_t AmountOfVirtualMemory();
27};
28
29} // namespace base
30} // namespace v8
31
32#endif // V8_BASE_SYS_INFO_H_
33