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