Line data    Source code

       1             : // Copyright 2018 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #include "src/compiler/refs-map.h"
       6             : 
       7             : namespace v8 {
       8             : namespace internal {
       9             : namespace compiler {
      10             : 
      11             : using UnderlyingMap =
      12             :     base::TemplateHashMapImpl<Address, ObjectData*, AddressMatcher,
      13             :                               ZoneAllocationPolicy>;
      14             : 
      15      500872 : RefsMap::RefsMap(uint32_t capacity, AddressMatcher match, Zone* zone)
      16     1001745 :     : UnderlyingMap(capacity, match, ZoneAllocationPolicy(zone)) {}
      17             : 
      18      464201 : RefsMap::RefsMap(const RefsMap* other, Zone* zone)
      19      464201 :     : UnderlyingMap(other, ZoneAllocationPolicy(zone)) {}
      20             : 
      21    51604940 : RefsMap::Entry* RefsMap::Lookup(const Address& key) const {
      22   103209880 :   return UnderlyingMap::Lookup(key, Hash(key));
      23             : }
      24             : 
      25   221620388 : RefsMap::Entry* RefsMap::LookupOrInsert(const Address& key, Zone* zone) {
      26   664861763 :   return UnderlyingMap::LookupOrInsert(key, RefsMap::Hash(key),
      27             :                                        []() { return nullptr; },
      28   443241375 :                                        ZoneAllocationPolicy(zone));
      29             : }
      30             : 
      31   273225328 : uint32_t RefsMap::Hash(Address addr) { return static_cast<uint32_t>(addr); }
      32             : 
      33             : }  // namespace compiler
      34             : }  // namespace internal
      35             : }  // namespace v8