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Side by Side Diff: src/heap/store-buffer.cc

Issue 2694763002: [heap] Remove debug code in MoveEntriesToRememberedSet. (Closed)
Patch Set: Created 3 years, 10 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/heap/store-buffer.h" 5 #include "src/heap/store-buffer.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 8
9 #include "src/counters.h" 9 #include "src/counters.h"
10 #include "src/heap/incremental-marking.h" 10 #include "src/heap/incremental-marking.h"
(...skipping 83 matching lines...) Expand 10 before | Expand all | Expand 10 after
94 task, v8::Platform::kShortRunningTask); 94 task, v8::Platform::kShortRunningTask);
95 } 95 }
96 } 96 }
97 97
98 void StoreBuffer::MoveEntriesToRememberedSet(int index) { 98 void StoreBuffer::MoveEntriesToRememberedSet(int index) {
99 if (!lazy_top_[index]) return; 99 if (!lazy_top_[index]) return;
100 DCHECK_GE(index, 0); 100 DCHECK_GE(index, 0);
101 DCHECK_LT(index, kStoreBuffers); 101 DCHECK_LT(index, kStoreBuffers);
102 for (Address* current = start_[index]; current < lazy_top_[index]; 102 for (Address* current = start_[index]; current < lazy_top_[index];
103 current++) { 103 current++) {
104 CHECK(!heap_->code_space()->Contains(*current));
105 CHECK(heap_->old_space()->Contains(*current) ||
106 heap_->map_space()->Contains(*current) ||
107 heap_->lo_space()->ContainsSlow(*current));
108 Address addr = *current; 104 Address addr = *current;
109 Page* page = Page::FromAnyPointerAddress(heap_, addr); 105 Page* page = Page::FromAnyPointerAddress(heap_, addr);
110 if (IsDeletionAddress(addr)) { 106 if (IsDeletionAddress(addr)) {
111 current++; 107 current++;
112 Address end = *current; 108 Address end = *current;
113 DCHECK(!IsDeletionAddress(end)); 109 DCHECK(!IsDeletionAddress(end));
114 addr = UnmarkDeletionAddress(addr); 110 addr = UnmarkDeletionAddress(addr);
115 if (end) { 111 if (end) {
116 RememberedSet<OLD_TO_NEW>::RemoveRange(page, addr, end, 112 RememberedSet<OLD_TO_NEW>::RemoveRange(page, addr, end,
117 SlotSet::PREFREE_EMPTY_BUCKETS); 113 SlotSet::PREFREE_EMPTY_BUCKETS);
(...skipping 19 matching lines...) Expand all
137 133
138 void StoreBuffer::ConcurrentlyProcessStoreBuffer() { 134 void StoreBuffer::ConcurrentlyProcessStoreBuffer() {
139 base::LockGuard<base::Mutex> guard(&mutex_); 135 base::LockGuard<base::Mutex> guard(&mutex_);
140 int other = (current_ + 1) % kStoreBuffers; 136 int other = (current_ + 1) % kStoreBuffers;
141 MoveEntriesToRememberedSet(other); 137 MoveEntriesToRememberedSet(other);
142 task_running_ = false; 138 task_running_ = false;
143 } 139 }
144 140
145 } // namespace internal 141 } // namespace internal
146 } // namespace v8 142 } // namespace v8
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