���� JFIF �� � ( %"1"%)+...383,7(-.-
![]() Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /home/real/node-v13.0.1/deps/v8/src/compiler/ |
// Copyright 2014 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_COMPILER_COMMON_NODE_CACHE_H_ #define V8_COMPILER_COMMON_NODE_CACHE_H_ #include "src/compiler/node-cache.h" namespace v8 { namespace internal { // Forward declarations. class ExternalReference; class HeapObject; template <typename> class Handle; namespace compiler { // Bundles various caches for common nodes. class CommonNodeCache final { public: explicit CommonNodeCache(Zone* zone) : zone_(zone) {} ~CommonNodeCache() = default; Node** FindInt32Constant(int32_t value) { return int32_constants_.Find(zone(), value); } Node** FindInt64Constant(int64_t value) { return int64_constants_.Find(zone(), value); } Node** FindFloat32Constant(float value) { // We canonicalize float constants at the bit representation level. return float32_constants_.Find(zone(), bit_cast<int32_t>(value)); } Node** FindFloat64Constant(double value) { // We canonicalize double constants at the bit representation level. return float64_constants_.Find(zone(), bit_cast<int64_t>(value)); } Node** FindExternalConstant(ExternalReference value); Node** FindPointerConstant(intptr_t value) { return pointer_constants_.Find(zone(), value); } Node** FindNumberConstant(double value) { // We canonicalize double constants at the bit representation level. return number_constants_.Find(zone(), bit_cast<int64_t>(value)); } Node** FindHeapConstant(Handle<HeapObject> value); Node** FindRelocatableInt32Constant(int32_t value, RelocInfoMode rmode) { return relocatable_int32_constants_.Find(zone(), std::make_pair(value, rmode)); } Node** FindRelocatableInt64Constant(int64_t value, RelocInfoMode rmode) { return relocatable_int64_constants_.Find(zone(), std::make_pair(value, rmode)); } // Return all nodes from the cache. void GetCachedNodes(ZoneVector<Node*>* nodes); Zone* zone() const { return zone_; } private: Int32NodeCache int32_constants_; Int64NodeCache int64_constants_; Int32NodeCache float32_constants_; Int64NodeCache float64_constants_; IntPtrNodeCache external_constants_; IntPtrNodeCache pointer_constants_; Int64NodeCache number_constants_; IntPtrNodeCache heap_constants_; RelocInt32NodeCache relocatable_int32_constants_; RelocInt64NodeCache relocatable_int64_constants_; Zone* const zone_; DISALLOW_COPY_AND_ASSIGN(CommonNodeCache); }; } // namespace compiler } // namespace internal } // namespace v8 #endif // V8_COMPILER_COMMON_NODE_CACHE_H_