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1 // Copyright (c) 2012, 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/pages.h" | 5 #include "vm/pages.h" |
6 | 6 |
7 #include "platform/assert.h" | 7 #include "platform/assert.h" |
8 #include "vm/compiler_stats.h" | 8 #include "vm/compiler_stats.h" |
9 #include "vm/gc_marker.h" | 9 #include "vm/gc_marker.h" |
10 #include "vm/gc_sweeper.h" | 10 #include "vm/gc_sweeper.h" |
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41 "Concurrent sweep for old generation."); | 41 "Concurrent sweep for old generation."); |
42 #else // TARGET_ARCH_MIPS || TARGET_ARCH_ARM64 | 42 #else // TARGET_ARCH_MIPS || TARGET_ARCH_ARM64 |
43 DEFINE_FLAG(bool, concurrent_sweep, true, | 43 DEFINE_FLAG(bool, concurrent_sweep, true, |
44 "Concurrent sweep for old generation."); | 44 "Concurrent sweep for old generation."); |
45 #endif // TARGET_ARCH_MIPS || TARGET_ARCH_ARM64 | 45 #endif // TARGET_ARCH_MIPS || TARGET_ARCH_ARM64 |
46 DEFINE_FLAG(bool, log_growth, false, "Log PageSpace growth policy decisions."); | 46 DEFINE_FLAG(bool, log_growth, false, "Log PageSpace growth policy decisions."); |
47 | 47 |
48 HeapPage* HeapPage::Initialize(VirtualMemory* memory, PageType type) { | 48 HeapPage* HeapPage::Initialize(VirtualMemory* memory, PageType type) { |
49 ASSERT(memory->size() > VirtualMemory::PageSize()); | 49 ASSERT(memory->size() > VirtualMemory::PageSize()); |
50 bool is_executable = (type == kExecutable); | 50 bool is_executable = (type == kExecutable); |
51 memory->Commit(is_executable); | 51 if (!memory->Commit(is_executable)) { |
52 | 52 return NULL; |
Ivan Posva
2015/05/04 18:16:02
We should unreserve if we fail.
koda
2015/05/04 18:19:08
Done.
| |
53 } | |
53 HeapPage* result = reinterpret_cast<HeapPage*>(memory->address()); | 54 HeapPage* result = reinterpret_cast<HeapPage*>(memory->address()); |
54 result->memory_ = memory; | 55 result->memory_ = memory; |
55 result->next_ = NULL; | 56 result->next_ = NULL; |
56 result->executable_ = is_executable; | 57 result->executable_ = is_executable; |
57 return result; | 58 return result; |
58 } | 59 } |
59 | 60 |
60 | 61 |
61 HeapPage* HeapPage::Allocate(intptr_t size_in_words, PageType type) { | 62 HeapPage* HeapPage::Allocate(intptr_t size_in_words, PageType type) { |
62 VirtualMemory* memory = | 63 VirtualMemory* memory = |
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1117 return 0; | 1118 return 0; |
1118 } else { | 1119 } else { |
1119 ASSERT(total_time >= gc_time); | 1120 ASSERT(total_time >= gc_time); |
1120 int result = static_cast<int>((static_cast<double>(gc_time) / | 1121 int result = static_cast<int>((static_cast<double>(gc_time) / |
1121 static_cast<double>(total_time)) * 100); | 1122 static_cast<double>(total_time)) * 100); |
1122 return result; | 1123 return result; |
1123 } | 1124 } |
1124 } | 1125 } |
1125 | 1126 |
1126 } // namespace dart | 1127 } // namespace dart |
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