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turbonss/cxxmph/bm_common.h

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2011-12-05 20:03:10 +02:00
#ifndef __CXXMPH_BM_COMMON_H__
#define __CXXMPH_BM_COMMON_H__
#include "stringpiece.h"
#include <string>
#include <vector>
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#include <unordered_map> // std::hash
#include "MurmurHash3.h"
#include "benchmark.h"
namespace std {
template <> struct hash<cxxmph::StringPiece> {
uint32_t operator()(const cxxmph::StringPiece& k) const {
uint32_t out;
MurmurHash3_x86_32(k.data(), k.length(), 1, &out);
return out;
}
};
} // namespace std
namespace cxxmph {
class UrlsBenchmark : public Benchmark {
public:
UrlsBenchmark(const std::string& urls_file) : urls_file_(urls_file) { }
protected:
virtual bool SetUp();
const std::string urls_file_;
std::vector<std::string> urls_;
};
class SearchUrlsBenchmark : public UrlsBenchmark {
public:
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SearchUrlsBenchmark(const std::string& urls_file, uint32_t nsearches, float miss_ratio)
: UrlsBenchmark(urls_file), nsearches_(nsearches), miss_ratio_(miss_ratio) {}
protected:
virtual bool SetUp();
const uint32_t nsearches_;
float miss_ratio_;
std::vector<std::string> forced_miss_urls_;
std::vector<StringPiece> random_;
};
class Uint64Benchmark : public Benchmark {
public:
Uint64Benchmark(uint32_t count) : count_(count) { }
virtual void Run() {}
protected:
virtual bool SetUp();
const uint32_t count_;
std::vector<uint64_t> values_;
};
class SearchUint64Benchmark : public Uint64Benchmark {
public:
SearchUint64Benchmark(uint32_t count, uint32_t nsearches)
: Uint64Benchmark(count), nsearches_(nsearches) { }
virtual void Run() {};
protected:
virtual bool SetUp();
const uint32_t nsearches_;
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std::vector<uint64_t> random_;
};
} // namespace cxxmph
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#endif // __CXXMPH_BM_COMMON_H__