鏡像自
https://github.com/tearshark/librf.git
synced 2024-10-04 08:50:31 +08:00
79 行
1.8 KiB
C++
79 行
1.8 KiB
C++
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#include <chrono>
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#include <iostream>
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#include <string>
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#include "librf.h"
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static std::mutex lock_console;
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template <typename T>
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void dump(size_t idx, std::string name, T start, T end, intptr_t count)
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{
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lock_console.lock();
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auto ns = std::chrono::duration_cast<std::chrono::nanoseconds>(end - start).count();
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std::cout << idx << ":" << name << " ";
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std::cout << count << " " << ns << " ns ";
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std::cout << (ns / count) << " ns/op" << " ";
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std::cout << (count * 100ll * 1000ll / ns) << "w/cps" << std::endl;
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lock_console.unlock();
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}
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static const intptr_t N = 3000000;
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//static const int N = 10;
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auto yield_switch(intptr_t coro) -> resumef::generator_t<intptr_t>
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{
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for (intptr_t i = N / coro; i > 0; --i)
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co_yield i;
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co_return 0;
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}
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void resumable_switch(intptr_t coro, size_t idx)
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{
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resumef::local_scheduler_t ls;
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auto start = std::chrono::steady_clock::now();
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for (intptr_t i = 0; i < coro; ++i)
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{
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go yield_switch(coro);
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}
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auto middle = std::chrono::steady_clock::now();
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dump(idx, "BenchmarkCreate_" + std::to_string(coro), start, middle, coro);
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resumef::this_scheduler()->run_until_notask();
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auto end = std::chrono::steady_clock::now();
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dump(idx, "BenchmarkSwitch_" + std::to_string(coro), middle, end, N);
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}
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void resumable_main_resumable()
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{
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std::cout << __FUNCTION__ << std::endl;
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resumable_switch(1, 99);
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resumable_switch(1, 0);
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resumable_switch(10, 0);
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resumable_switch(100, 0);
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resumable_switch(1000, 0);
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resumable_switch(10000, 0);
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resumable_switch(30000, 0);
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/*
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std::thread works[32];
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for (size_t w = 1; w <= std::size(works); ++w)
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{
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for (size_t idx = 0; idx < w; ++idx)
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works[idx] = std::thread(&resumable_switch, 1000, idx);
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for (size_t idx = 0; idx < w; ++idx)
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works[idx].join();
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std::cout << std::endl << std::endl;
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}
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*/
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}
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