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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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497 kMmapFd, | 497 kMmapFd, |
498 kMmapFdOffset) != MAP_FAILED; | 498 kMmapFdOffset) != MAP_FAILED; |
499 } | 499 } |
500 | 500 |
501 | 501 |
502 bool VirtualMemory::ReleaseRegion(void* base, size_t size) { | 502 bool VirtualMemory::ReleaseRegion(void* base, size_t size) { |
503 return munmap(base, size) == 0; | 503 return munmap(base, size) == 0; |
504 } | 504 } |
505 | 505 |
506 | 506 |
507 bool VirtualMemory::CommittedPhysicalSizeInRegion( | |
508 void* base, size_t size, size_t* physical) { | |
509 // TODO(alph): implement for the platform. | |
510 return false; | |
511 } | |
512 | |
513 | |
514 class Thread::PlatformData : public Malloced { | 507 class Thread::PlatformData : public Malloced { |
515 public: | 508 public: |
516 PlatformData() : thread_(kNoThread) {} | 509 PlatformData() : thread_(kNoThread) {} |
517 | 510 |
518 pthread_t thread_; // Thread handle for pthread. | 511 pthread_t thread_; // Thread handle for pthread. |
519 }; | 512 }; |
520 | 513 |
521 Thread::Thread(const Options& options) | 514 Thread::Thread(const Options& options) |
522 : data_(new PlatformData()), | 515 : data_(new PlatformData()), |
523 stack_size_(options.stack_size()) { | 516 stack_size_(options.stack_size()) { |
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979 | 972 |
980 | 973 |
981 void Sampler::Stop() { | 974 void Sampler::Stop() { |
982 ASSERT(IsActive()); | 975 ASSERT(IsActive()); |
983 SignalSender::RemoveActiveSampler(this); | 976 SignalSender::RemoveActiveSampler(this); |
984 SetActive(false); | 977 SetActive(false); |
985 } | 978 } |
986 | 979 |
987 | 980 |
988 } } // namespace v8::internal | 981 } } // namespace v8::internal |
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