1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "partial_mark_sweep.h"
18
19#include "gc/heap.h"
20#include "gc/space/space.h"
21#include "partial_mark_sweep.h"
22#include "thread-inl.h"
23
24namespace art {
25namespace gc {
26namespace collector {
27
28PartialMarkSweep::PartialMarkSweep(Heap* heap, bool is_concurrent, const std::string& name_prefix)
29    : MarkSweep(heap, is_concurrent, name_prefix.empty() ? "partial " : name_prefix) {
30  cumulative_timings_.SetName(GetName());
31}
32
33void PartialMarkSweep::BindBitmaps() {
34  MarkSweep::BindBitmaps();
35
36  WriterMutexLock mu(Thread::Current(), *Locks::heap_bitmap_lock_);
37  // For partial GCs we need to bind the bitmap of the zygote space so that all objects in the
38  // zygote space are viewed as marked.
39  for (const auto& space : GetHeap()->GetContinuousSpaces()) {
40    if (space->GetGcRetentionPolicy() == space::kGcRetentionPolicyFullCollect) {
41      CHECK(space->IsZygoteSpace());
42      CHECK(immune_region_.AddContinuousSpace(space)) << "Failed to add space " << *space;
43    }
44  }
45}
46
47}  // namespace collector
48}  // namespace gc
49}  // namespace art
50