128                                                mirror::Object* from_ref,  in Mark()  argument
133   if (from_ref == nullptr) {  in Mark()
152     return from_ref;  in Mark()
155   if (region_space_->HasAddress(from_ref)) {  in Mark()
156     space::RegionSpace::RegionType rtype = region_space_->GetRegionTypeUnsafe(from_ref);  in Mark()
160         return from_ref;  in Mark()
162         mirror::Object* to_ref = GetFwdPtr(from_ref);  in Mark()
165           to_ref = Copy(self, from_ref, holder, offset);  in Mark()
170             << "from_ref=" << from_ref << " to_ref=" << to_ref;  in Mark()
174         if (kNoUnEvac && use_generational_cc_ && !region_space_->IsLargeObject(from_ref)) {  in Mark()
176             DCHECK(IsMarkedInUnevacFromSpace(from_ref)) << "Returning unmarked object to mutator";  in Mark()
178           return from_ref;  in Mark()
180         return MarkUnevacFromSpaceRegion(self, from_ref, region_space_bitmap_);  in Mark()
185         LOG(FATAL_WITHOUT_ABORT) << DumpHeapReference(holder, offset, from_ref);  in Mark()
187         heap_->GetVerification()->LogHeapCorruption(holder, offset, from_ref, /* fatal= */ true);  in Mark()
191     if (immune_spaces_.ContainsObject(from_ref)) {  in Mark()
192       return MarkImmuneSpace<kGrayImmuneObject>(self, from_ref);  in Mark()
194       return MarkNonMoving(self, from_ref, holder, offset);  in Mark()
199 inline mirror::Object* ConcurrentCopying::MarkFromReadBarrier(mirror::Object* from_ref) {  in MarkFromReadBarrier()  argument
203   if (from_ref == nullptr || !self->GetIsGcMarking()) {  in MarkFromReadBarrier()
204     return from_ref;  in MarkFromReadBarrier()
208     ret = MarkFromReadBarrierWithMeasurements(self, from_ref);  in MarkFromReadBarrier()
211                                                                                          from_ref);  in MarkFromReadBarrier()
227 inline mirror::Object* ConcurrentCopying::GetFwdPtrUnchecked(mirror::Object* from_ref) {  in GetFwdPtrUnchecked()  argument
228   LockWord lw = from_ref->GetLockWord(false);  in GetFwdPtrUnchecked()
238 inline mirror::Object* ConcurrentCopying::GetFwdPtr(mirror::Object* from_ref) {  in GetFwdPtr()  argument
239   DCHECK(region_space_->IsInFromSpace(from_ref));  in GetFwdPtr()
240   return GetFwdPtrUnchecked(from_ref);  in GetFwdPtr()
243 inline bool ConcurrentCopying::IsMarkedInUnevacFromSpace(mirror::Object* from_ref) {  in IsMarkedInUnevacFromSpace()  argument
246   DCHECK(region_space_->IsInUnevacFromSpace(from_ref));  in IsMarkedInUnevacFromSpace()
247   if (kUseBakerReadBarrier && from_ref->GetReadBarrierStateAcquire() == ReadBarrier::GrayState()) {  in IsMarkedInUnevacFromSpace()
270     return region_space_bitmap_->Test(from_ref);  in IsMarkedInUnevacFromSpace()