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 | |
13 | namespace v8 { |
14 | namespace base { |
15 | |
16 | class 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 | |