waiter_map_t small fix

This commit is contained in:
Nekotekina 2014-10-18 00:13:25 +04:00
parent 9c8666573b
commit 18930a43f2
3 changed files with 77 additions and 20 deletions

View file

@ -71,6 +71,48 @@ public:
bool joinable() const;
};
class s_mutex_t
{
};
class s_shared_mutex_t
{
};
class s_cond_var_t
{
//public:
// s_cond_var_t();
// ~s_cond_var_t();
//
// s_cond_var_t(s_cond_var_t& right) = delete;
// s_cond_var_t& operator = (s_cond_var_t& right) = delete;
//
// void wait();
// void wait_for();
//
// void notify();
// void notify_all();
};
class slw_mutex_t
{
};
class slw_recursive_mutex_t
{
};
class slw_shared_mutex_t
{
};
class waiter_map_t
{
// TODO: optimize (use custom lightweight readers-writer lock)
@ -88,34 +130,43 @@ class waiter_map_t
struct waiter_reg_t
{
NamedThreadBase* thread;
const u64 signal_id;
NamedThreadBase* const thread;
waiter_map_t& map;
waiter_reg_t(waiter_map_t& map, u64 signal_id);
waiter_reg_t(waiter_map_t& map, u64 signal_id)
: thread(nullptr)
, signal_id(signal_id)
, map(map)
{
}
~waiter_reg_t();
void init();
};
bool is_stopped(u64 signal_id);
public:
waiter_map_t(const char* name) : m_name(name) {}
waiter_map_t(const char* name)
: m_name(name)
{
}
// wait until waiter_func() returns true, signal_id is an arbitrary number
template<typename WT> __forceinline void wait_op(u64 signal_id, const WT waiter_func)
{
// check condition
if (waiter_func()) return;
// register waiter
waiter_reg_t waiter(*this, signal_id);
while (true)
// check condition or if emulator is stopped
while (!waiter_func() && !is_stopped(signal_id))
{
// initialize waiter (only first time)
waiter.init();
// wait for 1 ms or until signal arrived
waiter.thread->WaitForAnySignal(1);
if (is_stopped(signal_id)) break;
if (waiter_func()) break;
}
}