ams: deduplicate static initialization logic

This commit is contained in:
Michael Scire 2021-12-13 13:07:03 -08:00
parent 78f7218c4f
commit 30fac905af
24 changed files with 202 additions and 262 deletions

View file

@ -25,27 +25,9 @@ namespace ams::settings::impl {
StaticObject();
public:
static T &Get() {
/* Declare static instance variables. */
static constinit util::TypedStorage<T> s_storage = {};
static constinit bool s_initialized = false;
static constinit os::SdkMutex s_mutex;
AMS_FUNCTION_LOCAL_STATIC(T, s_object);
/* If we haven't already done so, construct the instance. */
if (AMS_UNLIKELY(!s_initialized)) {
std::scoped_lock lk(s_mutex);
/* Check that we didn't concurrently construct the instance. */
if (AMS_LIKELY(!s_initialized)) {
/* Construct the instance. */
util::ConstructAt(s_storage);
/* Note that we constructed. */
s_initialized = true;
}
}
/* Return the constructed instance. */
return util::GetReference(s_storage);
return s_object;
}
};