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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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441 kMmapFd, | 441 kMmapFd, |
442 kMmapFdOffset) != MAP_FAILED; | 442 kMmapFdOffset) != MAP_FAILED; |
443 } | 443 } |
444 | 444 |
445 | 445 |
446 bool VirtualMemory::ReleaseRegion(void* base, size_t size) { | 446 bool VirtualMemory::ReleaseRegion(void* base, size_t size) { |
447 return munmap(base, size) == 0; | 447 return munmap(base, size) == 0; |
448 } | 448 } |
449 | 449 |
450 | 450 |
| 451 bool VirtualMemory::HasLazyCommits() { |
| 452 // TODO(alph): implement for the platform. |
| 453 return false; |
| 454 } |
| 455 |
| 456 |
451 class Thread::PlatformData : public Malloced { | 457 class Thread::PlatformData : public Malloced { |
452 public: | 458 public: |
453 PlatformData() : thread_(kNoThread) { } | 459 PlatformData() : thread_(kNoThread) { } |
454 | 460 |
455 pthread_t thread_; // Thread handle for pthread. | 461 pthread_t thread_; // Thread handle for pthread. |
456 }; | 462 }; |
457 | 463 |
458 | 464 |
459 Thread::Thread(const Options& options) | 465 Thread::Thread(const Options& options) |
460 : data_(new PlatformData()), | 466 : data_(new PlatformData()), |
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899 } | 905 } |
900 | 906 |
901 | 907 |
902 void Sampler::Stop() { | 908 void Sampler::Stop() { |
903 ASSERT(IsActive()); | 909 ASSERT(IsActive()); |
904 SignalSender::RemoveActiveSampler(this); | 910 SignalSender::RemoveActiveSampler(this); |
905 SetActive(false); | 911 SetActive(false); |
906 } | 912 } |
907 | 913 |
908 } } // namespace v8::internal | 914 } } // namespace v8::internal |
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