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feat/support_fiber #2

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tqcq merged 57 commits from feat/support_fiber into master 2024-06-21 10:33:52 +08:00
Conversation 0 Commits 57 Files Changed 266 +21 -5
3 changed files with 21 additions and 5 deletions
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21
tile/base/object_pool/thread_local_test.cc
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@ -1,5 +1,7 @@
#include "tile/base/object_pool.h" #include "tile/base/object_pool.h"
#include "tile/base/thread/spinlock.h"
#include "gtest/gtest.h" #include "gtest/gtest.h"
#include <thread> #include <thread>
@ -48,6 +50,14 @@ constexpr std::size_t PoolTraits<D>::kLowWaterMark;
constexpr std::size_t PoolTraits<D>::kHighWaterMark; constexpr std::size_t PoolTraits<D>::kHighWaterMark;
constexpr std::chrono::milliseconds PoolTraits<D>::kMaxIdle; constexpr std::chrono::milliseconds PoolTraits<D>::kMaxIdle;
template <typename Rep, typename Period>
static void BusySleep(std::chrono::duration<Rep, Period> dur) {
auto end = ReadCoarseSteadyClock() + dur;
while (ReadCoarseSteadyClock() < end) {
RelaxCpu();
}
}
namespace object_pool { namespace object_pool {
TEST(ThreadLocalPool, All) { TEST(ThreadLocalPool, All) {
@ -62,7 +72,8 @@ TEST(ThreadLocalPool, All) {
ptrs.clear(); ptrs.clear();
} }
for (int i = 0; i != 200; ++i) { for (int i = 0; i != 200; ++i) {
std::this_thread::sleep_for(std::chrono::milliseconds(10)); // std::this_thread::sleep_for(std::chrono::milliseconds(10));
BusySleep(std::chrono::milliseconds(10));
Get<C>().Reset(); // Trigger wash out if possible. Get<C>().Reset(); // Trigger wash out if possible.
} }
ASSERT_EQ(PoolTraits<C>::kHighWaterMark + PoolTraits<C>::kLowWaterMark, ASSERT_EQ(PoolTraits<C>::kHighWaterMark + PoolTraits<C>::kLowWaterMark,
@ -73,13 +84,15 @@ TEST(ThreadLocalPool, All) {
ASSERT_EQ(PoolTraits<C>::kHighWaterMark + PoolTraits<C>::kLowWaterMark, ASSERT_EQ(PoolTraits<C>::kHighWaterMark + PoolTraits<C>::kLowWaterMark,
alive); alive);
std::this_thread::sleep_for(std::chrono::milliseconds(5000)); BusySleep(std::chrono::milliseconds(5000));
// std::this_thread::sleep_for(std::chrono::milliseconds(5000));
for (int i = 0; i != 100; ++i) { for (int i = 0; i != 100; ++i) {
Get<C>().Reset(); // We have a limit on objects to loop per call. So we may Get<C>().Reset(); // We have a limit on objects to loop per call. So we may
// need several calls to lower alive objects to low-water // need several calls to lower alive objects to low-water
// mark. // mark.
std::this_thread::sleep_for( BusySleep(std::chrono::milliseconds(10));
std::chrono::milliseconds(10)); // The limit on wash interval.. // std::this_thread::sleep_for(
// std::chrono::milliseconds(10)); // The limit on wash interval..
} }
// Low-water mark. + 1 for the object just freed (as it's fresh and won't be // Low-water mark. + 1 for the object just freed (as it's fresh and won't be
// affected by low-water mark.). // affected by low-water mark.).

3
tile/base/thread/spinlock.cc
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@ -9,7 +9,7 @@
// aarch64 isb // aarch64 isb
// arm v6 yield // arm v6 yield
#if defined(__x86_64__) #if defined(__x86_64__) || defined(__i386__)
#define TILE_CPU_RELAX() asm volatile("pause" ::: "memory") #define TILE_CPU_RELAX() asm volatile("pause" ::: "memory")
#elif defined(__aarch64__) #elif defined(__aarch64__)
#define TILE_CPU_RELAX() asm volatile("isb" ::) #define TILE_CPU_RELAX() asm volatile("isb" ::)
@ -30,4 +30,5 @@ void Spinlock::LockSlow() noexcept {
} while (locked_.exchange(true, std::memory_order_acquire)); } while (locked_.exchange(true, std::memory_order_acquire));
} }
void RelaxCpu() noexcept { TILE_CPU_RELAX(); }
} // namespace tile } // namespace tile

2
tile/base/thread/spinlock.h
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@ -29,6 +29,8 @@ private:
private: private:
std::atomic<bool> locked_{false}; std::atomic<bool> locked_{false};
}; };
void RelaxCpu() noexcept;
} // namespace tile } // namespace tile
#endif // TILE_BASE_THREAD_SPINLOCK_H #endif // TILE_BASE_THREAD_SPINLOCK_H