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| 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 #include "vm/virtual_memory.h" | 5 #include "vm/virtual_memory.h" |
| 6 #include "vm/assert.h" | 6 |
| 7 #include "platform/assert.h" |
| 7 | 8 |
| 8 namespace dart { | 9 namespace dart { |
| 9 | 10 |
| 10 uword VirtualMemory::page_size_ = 0; | 11 uword VirtualMemory::page_size_ = 0; |
| 11 | 12 |
| 12 | 13 |
| 13 void VirtualMemory::InitOnce() { | 14 void VirtualMemory::InitOnce() { |
| 14 SYSTEM_INFO info; | 15 SYSTEM_INFO info; |
| 15 GetSystemInfo(&info); | 16 GetSystemInfo(&info); |
| 16 page_size_ = info.dwPageSize; | 17 page_size_ = info.dwPageSize; |
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| 52 ASSERT(Contains(addr)); | 53 ASSERT(Contains(addr)); |
| 53 ASSERT(Contains(addr + size) || (addr + size == end())); | 54 ASSERT(Contains(addr + size) || (addr + size == end())); |
| 54 int prot = executable ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE; | 55 int prot = executable ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE; |
| 55 if (VirtualAlloc(address(), size, MEM_COMMIT, prot) == NULL) { | 56 if (VirtualAlloc(address(), size, MEM_COMMIT, prot) == NULL) { |
| 56 return false; | 57 return false; |
| 57 } | 58 } |
| 58 return true; | 59 return true; |
| 59 } | 60 } |
| 60 | 61 |
| 61 } // namespace dart | 62 } // namespace dart |
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