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Side by Side Diff: runtime/vm/virtual_memory.cc

Issue 9189003: Move assert.h/assert.cc from runtime/vm to runtime/platform (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Fixing vm/assert.h for _macos, _win, _arm and _x64 files Created 8 years, 11 months ago
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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 "platform/assert.h"
6 #include "vm/utils.h"
5 #include "vm/virtual_memory.h" 7 #include "vm/virtual_memory.h"
Ivan Posva 2012/01/13 23:22:06 First.
Søren Gjesse 2012/01/16 08:58:00 Done.
6 8
7 #include "vm/assert.h"
8 #include "vm/utils.h"
9
10 namespace dart { 9 namespace dart {
11 10
12 VirtualMemory* VirtualMemory::ReserveAligned(intptr_t size, 11 VirtualMemory* VirtualMemory::ReserveAligned(intptr_t size,
13 intptr_t alignment) { 12 intptr_t alignment) {
14 ASSERT((size & (PageSize() - 1)) == 0); 13 ASSERT((size & (PageSize() - 1)) == 0);
15 ASSERT(Utils::IsPowerOfTwo(alignment)); 14 ASSERT(Utils::IsPowerOfTwo(alignment));
16 ASSERT(alignment >= PageSize()); 15 ASSERT(alignment >= PageSize());
17 VirtualMemory* result = VirtualMemory::Reserve(size + alignment); 16 VirtualMemory* result = VirtualMemory::Reserve(size + alignment);
18 uword start = result->start(); 17 uword start = result->start();
19 uword real_start = (start + alignment - 1) & ~(alignment - 1); 18 uword real_start = (start + alignment - 1) & ~(alignment - 1);
(...skipping 11 matching lines...) Expand all
31 FreeSubSegment(address(), split); 30 FreeSubSegment(address(), split);
32 region_.Subregion(region_, split, size() - split); 31 region_.Subregion(region_, split, size() - split);
33 } 32 }
34 ASSERT(new_size <= size()); 33 ASSERT(new_size <= size());
35 FreeSubSegment(reinterpret_cast<void*>(start() + new_size), 34 FreeSubSegment(reinterpret_cast<void*>(start() + new_size),
36 size() - new_size); 35 size() - new_size);
37 region_.Subregion(region_, 0, new_size); 36 region_.Subregion(region_, 0, new_size);
38 } 37 }
39 38
40 } // namespace dart 39 } // namespace dart
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