1 /* 2 * Copyright (C) 2011 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 #ifndef ART_RUNTIME_GC_COLLECTOR_PARTIAL_MARK_SWEEP_H_ 18 #define ART_RUNTIME_GC_COLLECTOR_PARTIAL_MARK_SWEEP_H_ 19 20 #include "mark_sweep.h" 21 22 namespace art { 23 namespace gc { 24 namespace collector { 25 26 class PartialMarkSweep : public MarkSweep { 27 public: 28 // Virtual as overridden by StickyMarkSweep. GetGcType()29 GcType GetGcType() const override { 30 return kGcTypePartial; 31 } 32 33 PartialMarkSweep(Heap* heap, bool is_concurrent, const std::string& name_prefix = ""); ~PartialMarkSweep()34 ~PartialMarkSweep() {} 35 36 protected: 37 // Bind the live bits to the mark bits of bitmaps for spaces that aren't collected for partial 38 // collections, ie the Zygote space. Also mark this space is immune. Virtual as overridden by 39 // StickyMarkSweep. 40 void BindBitmaps() override REQUIRES_SHARED(Locks::mutator_lock_); 41 42 private: 43 DISALLOW_IMPLICIT_CONSTRUCTORS(PartialMarkSweep); 44 }; 45 46 } // namespace collector 47 } // namespace gc 48 } // namespace art 49 50 #endif // ART_RUNTIME_GC_COLLECTOR_PARTIAL_MARK_SWEEP_H_ 51