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Convert __thread_local_data to the singleton pattern 

llvm-svn: 116500
This commit is contained in:
Howard Hinnant 2010-10-14 19:18:04 +00:00
parent eafcb27ded
commit 10e4a48a26
5 changed files with 13 additions and 8 deletions
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4
libcxx/include/future
View File

@ -677,7 +677,7 @@ __assoc_state<_R>::set_value_at_thread_exit(_Arg& __arg)
throw future_error(make_error_code(future_errc::promise_already_satisfied));
::new(&__value_) _R(_STD::forward<_Arg>(__arg));
this->__state_ |= base::__constructed;
__thread_local_data->__make_ready_at_thread_exit(this);
__thread_local_data()->__make_ready_at_thread_exit(this);
__lk.unlock();
}
@ -750,7 +750,7 @@ __assoc_state<_R&>::set_value_at_thread_exit(_R& __arg)
throw future_error(make_error_code(future_errc::promise_already_satisfied));
__value_ = &__arg;
this->__state_ |= base::__constructed;
__thread_local_data->__make_ready_at_thread_exit(this);
__thread_local_data()->__make_ready_at_thread_exit(this);
__lk.unlock();
}

4
libcxx/include/thread
View File

@ -318,13 +318,13 @@ public:
void __make_ready_at_thread_exit(__assoc_sub_state*);
};
extern __thread_specific_ptr<__thread_struct> __thread_local_data;
__thread_specific_ptr<__thread_struct>& __thread_local_data();
template <class _F>
void*
__thread_proxy(void* __vp)
{
__thread_local_data.reset(new __thread_struct);
__thread_local_data().reset(new __thread_struct);
std::unique_ptr<_F> __p(static_cast<_F*>(__vp));
(*__p)();
return nullptr;

2
libcxx/src/condition_variable.cpp
View File

@ -64,7 +64,7 @@ condition_variable::__do_timed_wait(unique_lock<mutex>& lk,
void
notify_all_at_thread_exit(condition_variable& cond, unique_lock<mutex> lk)
{
__thread_local_data->notify_all_at_thread_exit(&cond, lk.release());
__thread_local_data()->notify_all_at_thread_exit(&cond, lk.release());
}
_LIBCPP_END_NAMESPACE_STD

4
libcxx/src/future.cpp
View File

@ -83,7 +83,7 @@ __assoc_sub_state::set_value_at_thread_exit()
if (__has_value())
throw future_error(make_error_code(future_errc::promise_already_satisfied));
__state_ |= __constructed;
__thread_local_data->__make_ready_at_thread_exit(this);
__thread_local_data()->__make_ready_at_thread_exit(this);
__lk.unlock();
}
@ -106,7 +106,7 @@ __assoc_sub_state::set_exception_at_thread_exit(exception_ptr __p)
if (__has_value())
throw future_error(make_error_code(future_errc::promise_already_satisfied));
__exception_ = __p;
__thread_local_data->__make_ready_at_thread_exit(this);
__thread_local_data()->__make_ready_at_thread_exit(this);
__lk.unlock();
}

7
libcxx/src/thread.cpp
View File

@ -83,7 +83,12 @@ sleep_for(const chrono::nanoseconds& ns)
} // this_thread
__thread_specific_ptr<__thread_struct> __thread_local_data;
__thread_specific_ptr<__thread_struct>&
__thread_local_data()
{
static __thread_specific_ptr<__thread_struct> __p;
return __p;
}
// __thread_struct_imp