| // Copyright 2022 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/objects/hash-table-inl.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| Tagged<Object> RegisteredSymbolTable::SlowReverseLookup(Tagged<Object> value) { |
| ReadOnlyRoots roots = this->GetReadOnlyRoots(); |
| for (InternalIndex i : this->IterateEntries()) { |
| Tagged<Object> k; |
| if (!this->ToKey(roots, i, &k)) continue; |
| Tagged<Object> e = this->ValueAt(i); |
| if (e == value) return k; |
| } |
| return roots.undefined_value(); |
| } |
| |
| } // namespace internal |
| } // namespace v8 |
