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// 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.
#ifndef V8_EXTERNAL_REFERENCE_TABLE_H_
#define V8_EXTERNAL_REFERENCE_TABLE_H_
#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 {
public:
static ExternalReferenceTable* instance(Isolate* isolate);
int size() const { return refs_.length(); }
Address address(int i) { return refs_[i].address; }
const char* name(int i) { return refs_[i].name; }
inline static Address NotAvailable() { return NULL; }
static const int kDeoptTableSerializeEntryCount = 64;
private:
struct ExternalReferenceEntry {
Address address;
const char* name;
};
explicit ExternalReferenceTable(Isolate* isolate);
void Add(Address address, const char* name) {
ExternalReferenceEntry entry = {address, name};
refs_.Add(entry);
}
void AddReferences(Isolate* isolate);
void AddBuiltins(Isolate* isolate);
void AddRuntimeFunctions(Isolate* isolate);
void AddStatCounters(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_;
DISALLOW_COPY_AND_ASSIGN(ExternalReferenceTable);
};
} // namespace internal
} // namespace v8
#endif // V8_EXTERNAL_REFERENCE_TABLE_H_
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