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//===-- BenchmarkResult.h ---------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Defines classes to represent measurements and serialize/deserialize them to
// Yaml.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_LLVM_EXEGESIS_BENCHMARKRESULT_H
#define LLVM_TOOLS_LLVM_EXEGESIS_BENCHMARKRESULT_H
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/YAMLTraits.h"
#include <string>
#include <vector>
namespace exegesis {
struct InstructionBenchmarkKey {
// The LLVM opcode name.
std::string OpcodeName;
// The benchmark mode.
std::string Mode;
// An opaque configuration, that can be used to separate several benchmarks of
// the same instruction under different configurations.
std::string Config;
};
struct BenchmarkMeasure {
std::string Key;
double Value;
std::string DebugString;
};
// The result of an instruction benchmark.
struct InstructionBenchmark {
InstructionBenchmarkKey Key;
std::string CpuName;
std::string LLVMTriple;
int NumRepetitions = 0;
std::vector<BenchmarkMeasure> Measurements;
std::string Error;
std::string Info;
static InstructionBenchmark readYamlOrDie(llvm::StringRef Filename);
static std::vector<InstructionBenchmark> readYamlsOrDie(llvm::StringRef Filename);
// Unfortunately this function is non const because of YAML traits.
void writeYamlOrDie(const llvm::StringRef Filename);
};
} // namespace exegesis
#endif // LLVM_TOOLS_LLVM_EXEGESIS_BENCHMARKRESULT_H
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