blob: 40eccbedf035f38d580e9e5a22726acd0264af0f [file] [log] [blame]
// Copyright 2016 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/address-map.h"
namespace v8 {
namespace internal {
class Isolate;
// ExternalReferenceTable is a helper class that defines the relationship
// between external references and their encodings. It is used to build
// hashmaps in ExternalReferenceEncoder and ExternalReferenceDecoder.
class ExternalReferenceTable {
static ExternalReferenceTable* instance(Isolate* isolate);
uint32_t size() const { return static_cast<uint32_t>(refs_.length()); }
Address address(uint32_t i) { return refs_[i].address; }
const char* name(uint32_t i) { return refs_[i].name; }
bool is_api_reference(uint32_t i) { return i >= api_refs_start_; }
#ifdef DEBUG
void increment_count(uint32_t i) { refs_[i].count++; }
int count(uint32_t i) { return refs_[i].count; }
void ResetCount();
void PrintCount();
#endif // DEBUG
static const char* ResolveSymbol(void* address);
static const int kDeoptTableSerializeEntryCount = 64;
struct ExternalReferenceEntry {
Address address;
const char* name;
#ifdef DEBUG
int count;
#endif // DEBUG
explicit ExternalReferenceTable(Isolate* isolate);
void Add(Address address, const char* name) {
#ifdef DEBUG
ExternalReferenceEntry entry = {address, name, 0};
ExternalReferenceEntry entry = {address, name};
#endif // DEBUG
void AddReferences(Isolate* isolate);
void AddBuiltins(Isolate* isolate);
void AddRuntimeFunctions(Isolate* isolate);
void AddIsolateAddresses(Isolate* isolate);
void AddAccessors(Isolate* isolate);
void AddStubCache(Isolate* isolate);
void AddDeoptEntries(Isolate* isolate);
void AddApiReferences(Isolate* isolate);
List<ExternalReferenceEntry> refs_;
uint32_t api_refs_start_;
} // namespace internal
} // namespace v8