2014-04-24 11:44:22 +00:00
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// Copyright 2012 the V8 project authors. All rights reserved.
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2014-04-29 06:42:26 +00:00
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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2008-07-03 15:10:15 +00:00
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#ifndef V8_ZONE_INL_H_
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#define V8_ZONE_INL_H_
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2014-06-03 08:12:43 +00:00
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#include "src/zone.h"
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2012-01-30 10:13:21 +00:00
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2014-03-26 16:18:28 +00:00
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#ifdef V8_USE_ADDRESS_SANITIZER
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2014-03-26 10:01:53 +00:00
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#include <sanitizer/asan_interface.h>
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#else
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#define ASAN_UNPOISON_MEMORY_REGION(start, size) ((void) 0)
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#endif
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2014-06-03 08:12:43 +00:00
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#include "src/counters.h"
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#include "src/isolate.h"
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#include "src/utils.h"
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2008-07-03 15:10:15 +00:00
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2009-05-25 10:05:56 +00:00
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namespace v8 {
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namespace internal {
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2008-07-03 15:10:15 +00:00
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2014-03-26 10:01:53 +00:00
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static const int kASanRedzoneBytes = 24; // Must be a multiple of 8.
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2008-12-01 15:32:20 +00:00
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bool Zone::excess_allocation() {
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2013-06-27 13:10:43 +00:00
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return segment_bytes_allocated_ > kExcessLimit;
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2008-12-01 15:32:20 +00:00
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}
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2008-12-02 14:00:24 +00:00
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void Zone::adjust_segment_bytes_allocated(int delta) {
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segment_bytes_allocated_ += delta;
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2011-03-18 20:35:07 +00:00
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isolate_->counters()->zone_segment_bytes()->Set(segment_bytes_allocated_);
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2008-12-02 14:00:24 +00:00
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}
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2010-03-02 10:03:38 +00:00
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template <typename Config>
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ZoneSplayTree<Config>::~ZoneSplayTree() {
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// Reset the root to avoid unneeded iteration over all tree nodes
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// in the destructor. For a zone-allocated tree, nodes will be
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// freed by the Zone.
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2012-06-04 14:42:58 +00:00
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SplayTree<Config, ZoneAllocationPolicy>::ResetRoot();
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2009-07-29 08:10:19 +00:00
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}
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2011-04-04 06:29:02 +00:00
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void* ZoneObject::operator new(size_t size, Zone* zone) {
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return zone->New(static_cast<int>(size));
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}
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2012-06-04 14:42:58 +00:00
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inline void* ZoneAllocationPolicy::New(size_t size) {
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2014-08-04 11:34:54 +00:00
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DCHECK(zone_);
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2012-06-19 13:45:30 +00:00
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return zone_->New(static_cast<int>(size));
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2011-05-23 13:00:11 +00:00
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}
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template <typename T>
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void* ZoneList<T>::operator new(size_t size, Zone* zone) {
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return zone->New(static_cast<int>(size));
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}
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2013-08-06 12:57:23 +00:00
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template <typename T>
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void* ZoneSplayTree<T>::operator new(size_t size, Zone* zone) {
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return zone->New(static_cast<int>(size));
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}
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2014-04-24 11:44:22 +00:00
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2008-07-03 15:10:15 +00:00
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} } // namespace v8::internal
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#endif // V8_ZONE_INL_H_
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