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// 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_