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// 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_DIAGNOSTICS_COMPILATION_STATISTICS_H_
#define V8_DIAGNOSTICS_COMPILATION_STATISTICS_H_
#include <map>
#include <string>
#include "src/base/platform/time.h"
#include "src/utils/allocation.h"
namespace v8 {
namespace internal {
class OptimizedCompilationInfo;
class CompilationStatistics;
struct AsPrintableStatistics {
const CompilationStatistics& s;
const bool machine_output;
};
class CompilationStatistics final : public Malloced {
public:
CompilationStatistics() = default;
CompilationStatistics(const CompilationStatistics&) = delete;
CompilationStatistics& operator=(const CompilationStatistics&) = delete;
class BasicStats {
public:
BasicStats()
: total_allocated_bytes_(0),
max_allocated_bytes_(0),
absolute_max_allocated_bytes_(0) {}
void Accumulate(const BasicStats& stats);
std::string AsJSON();
base::TimeDelta delta_;
size_t total_allocated_bytes_;
size_t max_allocated_bytes_;
size_t absolute_max_allocated_bytes_;
std::string function_name_;
};
void RecordPhaseStats(const char* phase_kind_name, const char* phase_name,
const BasicStats& stats);
void RecordPhaseKindStats(const char* phase_kind_name,
const BasicStats& stats);
void RecordTotalStats(const BasicStats& stats);
private:
class TotalStats : public BasicStats {
public:
TotalStats() : source_size_(0) {}
uint64_t source_size_;
};
class OrderedStats : public BasicStats {
public:
explicit OrderedStats(size_t insert_order) : insert_order_(insert_order) {}
size_t insert_order_;
};
class PhaseStats : public OrderedStats {
public:
PhaseStats(size_t insert_order, const char* phase_kind_name)
: OrderedStats(insert_order), phase_kind_name_(phase_kind_name) {}
std::string phase_kind_name_;
};
friend std::ostream& operator<<(std::ostream& os,
const AsPrintableStatistics& s);
using PhaseKindStats = OrderedStats;
using PhaseKindMap = std::map<std::string, PhaseKindStats>;
using PhaseMap = std::map<std::string, PhaseStats>;
TotalStats total_stats_;
PhaseKindMap phase_kind_map_;
PhaseMap phase_map_;
base::Mutex record_mutex_;
};
std::ostream& operator<<(std::ostream& os, const AsPrintableStatistics& s);
} // namespace internal
} // namespace v8
#endif // V8_DIAGNOSTICS_COMPILATION_STATISTICS_H_
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