| // Copyright 2018 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/compiler/refs-map.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace compiler { |
| |
| using UnderlyingMap = |
| base::TemplateHashMapImpl<Address, ObjectData*, AddressMatcher, |
| ZoneAllocationPolicy>; |
| |
| RefsMap::RefsMap(uint32_t capacity, AddressMatcher match, Zone* zone) |
| : UnderlyingMap(capacity, match, ZoneAllocationPolicy(zone)) {} |
| |
| RefsMap::RefsMap(const RefsMap* other, Zone* zone) |
| : UnderlyingMap(other, ZoneAllocationPolicy(zone)) {} |
| |
| RefsMap::Entry* RefsMap::Lookup(const Address& key) const { |
| return UnderlyingMap::Lookup(key, Hash(key)); |
| } |
| |
| RefsMap::Entry* RefsMap::LookupOrInsert(const Address& key, Zone* zone) { |
| return UnderlyingMap::LookupOrInsert(key, RefsMap::Hash(key), |
| []() { return nullptr; }, |
| ZoneAllocationPolicy(zone)); |
| } |
| |
| uint32_t RefsMap::Hash(Address addr) { return static_cast<uint32_t>(addr); } |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |