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static void initBenchmarks() {
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for (int i = 0; i < 1000; ++i) {
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auto iStr = to<string>(i);
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m[iStr] = i;
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s.insert(iStr);
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}
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m.insert(make_pair(lookup, 0));
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s.insert(lookup);
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skm = decltype(skm){m.begin(), m.end()};
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um = decltype(um){m.begin(), m.end()};
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skum = decltype(skum){m.begin(), m.end()};
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sks = decltype(sks){s.begin(), s.end()};
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us = decltype(us){s.begin(), s.end()};
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skus = decltype(skus){s.begin(), s.end()};
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m_equiv = decltype(m_equiv){m.begin(), m.end()};
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s_equiv = decltype(s_equiv){s.begin(), s.end()};
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}
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BENCHMARK(std_map_benchmark_find_native) {
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folly::doNotOptimizeAway(m.find(lookup)->second);
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}
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BENCHMARK_RELATIVE(std_map_benchmark_find_cross) {
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folly::doNotOptimizeAway(m.find(lookupPiece.str())->second);
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}
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BENCHMARK_RELATIVE(std_map_benchmark_find_equiv) {
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folly::doNotOptimizeAway(m_equiv.find(lookupPiece)->second);
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}
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BENCHMARK_RELATIVE(sk_map_benchmark_find_native) {
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folly::doNotOptimizeAway(skm.find(lookupPiece)->second);
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}
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BENCHMARK_RELATIVE(sk_map_benchmark_find_cross) {
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folly::doNotOptimizeAway(skm.find(lookup)->second);
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}
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BENCHMARK(std_map_benchmark_erase_emplace_native) {
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m.erase(lookup);
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m.emplace(lookup, 123);
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}
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BENCHMARK_RELATIVE(std_map_benchmark_erase_emplace_cross) {
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m.erase(lookupPiece.str());
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m.emplace(lookupPiece.str(), 123);
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}
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BENCHMARK_RELATIVE(sk_map_benchmark_erase_emplace_native) {
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skm.erase(lookupPiece);
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skm.emplace(lookupPiece, 123);
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}
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BENCHMARK_RELATIVE(sk_map_benchmark_erase_emplace_cross) {
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skm.erase(lookup);
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skm.emplace(lookup, 123);
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}
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BENCHMARK(std_unordered_map_benchmark_find_native) {
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folly::doNotOptimizeAway(um.find(lookup)->second);
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}
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BENCHMARK_RELATIVE(std_unordered_map_benchmark_find_cross) {
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folly::doNotOptimizeAway(um.find(lookupPiece.str())->second);
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}
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BENCHMARK_RELATIVE(sk_unordered_map_benchmark_find_native) {
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folly::doNotOptimizeAway(skum.find(lookupPiece)->second);
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}
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BENCHMARK_RELATIVE(sk_unordered_map_benchmark_find_cross) {
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folly::doNotOptimizeAway(skum.find(lookup)->second);
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}
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BENCHMARK(std_unordered_map_benchmark_erase_emplace_native) {
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um.erase(lookup);
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um.emplace(lookup, 123);
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}
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BENCHMARK_RELATIVE(std_unordered_map_benchmark_erase_emplace_cross) {
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um.erase(lookupPiece.str());
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um.emplace(lookupPiece.str(), 123);
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}
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BENCHMARK_RELATIVE(sk_unordered_map_benchmark_erase_emplace_native) {
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skum.erase(lookupPiece);
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skum.emplace(lookupPiece, 123);
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}
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BENCHMARK_RELATIVE(sk_unordered_map_benchmark_erase_emplace_cross) {
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skum.erase(lookup);
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skum.emplace(lookup, 123);
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}
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BENCHMARK_DRAW_LINE();
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BENCHMARK(std_set_benchmark_find_native) {
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