| // 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. |
| |
| #ifndef V8_OBJECTS_STRING_TABLE_INL_H_ |
| #define V8_OBJECTS_STRING_TABLE_INL_H_ |
| |
| #include "src/objects/string-table.h" |
| |
| #include "src/objects/string-inl.h" |
| |
| // Has to be the last include (doesn't have include guards): |
| #include "src/objects/object-macros.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| CAST_ACCESSOR(StringSet) |
| CAST_ACCESSOR(StringTable) |
| |
| StringTable::StringTable(Address ptr) |
| : HashTable<StringTable, StringTableShape>(ptr) { |
| SLOW_DCHECK(IsStringTable()); |
| } |
| |
| StringSet::StringSet(Address ptr) : HashTable<StringSet, StringSetShape>(ptr) { |
| SLOW_DCHECK(IsStringSet()); |
| } |
| |
| bool StringSetShape::IsMatch(String key, Object value) { |
| DCHECK(value.IsString()); |
| return key.Equals(String::cast(value)); |
| } |
| |
| uint32_t StringSetShape::Hash(Isolate* isolate, String key) { |
| return key.Hash(); |
| } |
| |
| uint32_t StringSetShape::HashForObject(ReadOnlyRoots roots, Object object) { |
| return String::cast(object).Hash(); |
| } |
| |
| bool StringTableShape::IsMatch(Key key, Object value) { |
| String string = String::cast(value); |
| if (string.hash_field() != key->hash_field()) return false; |
| if (string.length() != key->length()) return false; |
| return key->IsMatch(string); |
| } |
| |
| StringTableKey::StringTableKey(uint32_t hash_field, int length) |
| : hash_field_(hash_field), length_(length) {} |
| |
| void StringTableKey::set_hash_field(uint32_t hash_field) { |
| hash_field_ = hash_field; |
| } |
| |
| uint32_t StringTableKey::hash() const { |
| return hash_field_ >> Name::kHashShift; |
| } |
| |
| // static |
| uint32_t StringTableShape::Hash(Isolate* isolate, Key key) { |
| return key->hash(); |
| } |
| |
| Handle<Object> StringTableShape::AsHandle(Isolate* isolate, |
| StringTableKey* key) { |
| return key->AsHandle(isolate); |
| } |
| |
| uint32_t StringTableShape::HashForObject(ReadOnlyRoots roots, Object object) { |
| return String::cast(object).Hash(); |
| } |
| |
| RootIndex StringTableShape::GetMapRootIndex() { |
| return RootIndex::kStringTableMap; |
| } |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #include "src/objects/object-macros-undef.h" |
| |
| #endif // V8_OBJECTS_STRING_TABLE_INL_H_ |