428   auto backing_store =  in AllocateWasmMemory()  local
432     return backing_store;  in AllocateWasmMemory()
441   for (size_t i = 0; i < arraysize(sizes) && !backing_store; i++) {  in AllocateWasmMemory()
442     backing_store =  in AllocateWasmMemory()
445   return backing_store;  in AllocateWasmMemory()
557     Isolate* isolate, std::shared_ptr<BackingStore> backing_store) {  in BroadcastSharedWasmMemoryGrow()  argument
559                                                             backing_store);  in BroadcastSharedWasmMemoryGrow()
670     std::shared_ptr<BackingStore> backing_store) {  in Register()  argument
671   if (!backing_store || !backing_store->buffer_start()) return;  in Register()
673   if (!backing_store->free_on_destruct()) {  in Register()
680     CHECK(!backing_store->is_wasm_memory());  in Register()
685   if (backing_store->globally_registered_) return;  in Register()
687            backing_store.get(), backing_store->buffer_start(),  in Register()
688            backing_store->byte_length(), backing_store->byte_capacity());  in Register()
689   std::weak_ptr<BackingStore> weak = backing_store;  in Register()
690   auto result = impl()->map_.insert({backing_store->buffer_start(), weak});  in Register()
692   backing_store->globally_registered_ = true;  in Register()
695 void GlobalBackingStoreRegistry::Unregister(BackingStore* backing_store) {  in Unregister()  argument
696   if (!backing_store->globally_registered_) return;  in Unregister()
698   DCHECK_NOT_NULL(backing_store->buffer_start());  in Unregister()
701   const auto& result = impl()->map_.find(backing_store->buffer_start());  in Unregister()
706   backing_store->globally_registered_ = false;  in Unregister()
717   auto backing_store = result->second.lock();  in Lookup()  local
718   CHECK_EQ(buffer_start, backing_store->buffer_start());  in Lookup()
719   if (backing_store->is_wasm_memory()) {  in Lookup()
722     CHECK_LE(length, backing_store->byte_length());  in Lookup()
724     CHECK_EQ(length, backing_store->byte_length());  in Lookup()
726   return backing_store;  in Lookup()
739     auto backing_store = entry.second.lock();  in Purge()  local
740     prevent_destruction_under_lock.emplace_back(backing_store);  in Purge()
741     if (!backing_store) continue;  // skip entries where weak ptr is null  in Purge()
742     if (!backing_store->is_wasm_memory()) continue;  // skip non-wasm memory  in Purge()
743     if (!backing_store->is_shared()) continue;       // skip non-shared memory  in Purge()
745         backing_store->get_shared_wasm_memory_data();  in Purge()
755     Isolate* isolate, BackingStore* backing_store,  in AddSharedWasmMemoryObject()  argument
763       backing_store->get_shared_wasm_memory_data();  in AddSharedWasmMemoryObject()
777     Isolate* isolate, std::shared_ptr<BackingStore> backing_store) {  in BroadcastSharedWasmMemoryGrow()  argument
782         backing_store->get_shared_wasm_memory_data();  in BroadcastSharedWasmMemoryGrow()
806     std::shared_ptr<BackingStore> backing_store = old_buffer->GetBackingStore();  in UpdateSharedWasmMemoryObjects()  local
809         isolate->factory()->NewJSSharedArrayBuffer(std::move(backing_store));  in UpdateSharedWasmMemoryObjects()