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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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232 // Returns an indication of whether a pointer is in a space that | 232 // Returns an indication of whether a pointer is in a space that |
233 // has been allocated by Allocate(). This method may conservatively | 233 // has been allocated by Allocate(). This method may conservatively |
234 // always return false, but giving more accurate information may | 234 // always return false, but giving more accurate information may |
235 // improve the robustness of the stack dump code in the presence of | 235 // improve the robustness of the stack dump code in the presence of |
236 // heap corruption. | 236 // heap corruption. |
237 static bool IsOutsideAllocatedSpace(void* pointer); | 237 static bool IsOutsideAllocatedSpace(void* pointer); |
238 | 238 |
239 // Sleep for a number of milliseconds. | 239 // Sleep for a number of milliseconds. |
240 static void Sleep(const int milliseconds); | 240 static void Sleep(const int milliseconds); |
241 | 241 |
| 242 static int NumberOfCores(); |
| 243 |
242 // Abort the current process. | 244 // Abort the current process. |
243 static void Abort(); | 245 static void Abort(); |
244 | 246 |
245 // Debug break. | 247 // Debug break. |
246 static void DebugBreak(); | 248 static void DebugBreak(); |
247 | 249 |
248 // Dump C++ current stack trace (only functional on Linux). | 250 // Dump C++ current stack trace (only functional on Linux). |
249 static void DumpBacktrace(); | 251 static void DumpBacktrace(); |
250 | 252 |
251 // Walk the stack. | 253 // Walk the stack. |
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796 Atomic32 active_; | 798 Atomic32 active_; |
797 PlatformData* data_; // Platform specific data. | 799 PlatformData* data_; // Platform specific data. |
798 int samples_taken_; // Counts stack samples taken. | 800 int samples_taken_; // Counts stack samples taken. |
799 DISALLOW_IMPLICIT_CONSTRUCTORS(Sampler); | 801 DISALLOW_IMPLICIT_CONSTRUCTORS(Sampler); |
800 }; | 802 }; |
801 | 803 |
802 | 804 |
803 } } // namespace v8::internal | 805 } } // namespace v8::internal |
804 | 806 |
805 #endif // V8_PLATFORM_H_ | 807 #endif // V8_PLATFORM_H_ |
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