waiter_reg_t, cellSyncBarrier improved

This commit is contained in:
Nekotekina 2014-10-11 02:37:20 +04:00
parent 3c2e0fff07
commit 48eb66383b
3 changed files with 44 additions and 31 deletions

View file

@ -73,27 +73,32 @@ public:
// for internal use (checks if Emu is stopped)
bool waiter_is_stopped(const char* func_name, u64 signal_id);
// for internal use
void waiter_register(u64 signal_id, NamedThreadBase* thread);
// for internal use
void waiter_unregister(u64 signal_id, NamedThreadBase* thread);
// wait until waiter_func() returns true, signal_id is arbitrary number
struct waiter_reg_t
{
const u64 signal_id;
NamedThreadBase* const thread;
waiter_reg_t(u64 signal_id);
~waiter_reg_t();
};
// wait until waiter_func() returns true, signal_id is an arbitrary number
template<typename WT> static __forceinline void waiter_op(const char* func_name, u64 signal_id, const WT waiter_func)
{
// check condition
if (waiter_func()) return;
NamedThreadBase* thread = GetCurrentNamedThread();
waiter_register(signal_id, thread);
// register waiter
waiter_reg_t waiter(signal_id);
while (true)
{
thread->WaitForAnySignal(1);
// wait for 1 ms or until signal arrived
waiter.thread->WaitForAnySignal(1);
if (waiter_is_stopped(func_name, signal_id)) break;
if (waiter_func()) break;
}
waiter_unregister(signal_id, thread);
}
// signal all threads waiting on waiter_op() with the same signal_id (signaling only hints those threads that corresponding conditions are *probably* met)