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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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1544 bool VirtualMemory::UncommitRegion(void* base, size_t size) { | 1544 bool VirtualMemory::UncommitRegion(void* base, size_t size) { |
1545 return VirtualFree(base, size, MEM_DECOMMIT) != 0; | 1545 return VirtualFree(base, size, MEM_DECOMMIT) != 0; |
1546 } | 1546 } |
1547 | 1547 |
1548 | 1548 |
1549 bool VirtualMemory::ReleaseRegion(void* base, size_t size) { | 1549 bool VirtualMemory::ReleaseRegion(void* base, size_t size) { |
1550 return VirtualFree(base, 0, MEM_RELEASE) != 0; | 1550 return VirtualFree(base, 0, MEM_RELEASE) != 0; |
1551 } | 1551 } |
1552 | 1552 |
1553 | 1553 |
1554 bool VirtualMemory::CommittedPhysicalSizeInRegion( | |
1555 void* base, size_t size, size_t* physical) { | |
1556 // TODO(alph): implement for the platform. | |
1557 return false; | |
1558 } | |
1559 | |
1560 | |
1561 // ---------------------------------------------------------------------------- | 1554 // ---------------------------------------------------------------------------- |
1562 // Win32 thread support. | 1555 // Win32 thread support. |
1563 | 1556 |
1564 // Definition of invalid thread handle and id. | 1557 // Definition of invalid thread handle and id. |
1565 static const HANDLE kNoThread = INVALID_HANDLE_VALUE; | 1558 static const HANDLE kNoThread = INVALID_HANDLE_VALUE; |
1566 | 1559 |
1567 // Entry point for threads. The supplied argument is a pointer to the thread | 1560 // Entry point for threads. The supplied argument is a pointer to the thread |
1568 // object. The entry function dispatches to the run method in the thread | 1561 // object. The entry function dispatches to the run method in the thread |
1569 // object. It is important that this function has __stdcall calling | 1562 // object. It is important that this function has __stdcall calling |
1570 // convention. | 1563 // convention. |
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2129 | 2122 |
2130 | 2123 |
2131 void Sampler::Stop() { | 2124 void Sampler::Stop() { |
2132 ASSERT(IsActive()); | 2125 ASSERT(IsActive()); |
2133 SamplerThread::RemoveActiveSampler(this); | 2126 SamplerThread::RemoveActiveSampler(this); |
2134 SetActive(false); | 2127 SetActive(false); |
2135 } | 2128 } |
2136 | 2129 |
2137 | 2130 |
2138 } } // namespace v8::internal | 2131 } } // namespace v8::internal |
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