chromium/v8/src/builtins/profile-data-reader.h

// Copyright 2020 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_BUILTINS_PROFILE_DATA_READER_H_
#define V8_BUILTINS_PROFILE_DATA_READER_H_

#include <cstddef>
#include <cstdint>
#include <map>
#include <vector>

#include "src/common/globals.h"

namespace v8 {
namespace internal {

class ProfileDataFromFile { … };

// The following strings can't be static members of ProfileDataFromFile until
// C++ 17; see https://stackoverflow.com/q/8016780/839379 . So for now we use a
// namespace.
namespace ProfileDataFromFileConstants {

// Any line in a v8.log beginning with this string represents a basic block
// counter.
static constexpr char kBlockCounterMarker[] = …;

// Any line in the profile beginning with this string represents a basic block
// branch hint.
static constexpr char kBlockHintMarker[] = …;

// Any line in a v8.log beginning with this string represents the hash of the
// function Graph for a builtin.
static constexpr char kBuiltinHashMarker[] = …;

}  // namespace ProfileDataFromFileConstants

}  // namespace internal
}  // namespace v8

#endif  // V8_BUILTINS_PROFILE_DATA_READER_H_