AuroraSupport/AuroraRuntime
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[+] WOA_SEMAPHORE_MODE

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This commit is contained in:
Reece Wilson 2023-12-10 19:25:31 +00:00
parent 3f43c320c5
commit 1a71a7dd41
2 changed files with 28 additions and 2 deletions
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19
Source/Threading/AuWakeOnAddress.cpp
View File

@ -81,7 +81,9 @@ namespace Aurora::Threading
bool WaitEntry::SleepOn(WaitState &state) bool WaitEntry::SleepOn(WaitState &state)
{ {
#if !defined(WOA_SEMAPHORE_MODE)
AU_LOCK_GUARD(this->mutex); AU_LOCK_GUARD(this->mutex);
#endif
if (state.qwNanosecondsAbs) if (state.qwNanosecondsAbs)
{ {
@ -100,8 +102,6 @@ namespace Aurora::Threading
return true; return true;
} }
auto uTimeRemNS = uEndTime - uNow;
#if defined(AURORA_PLATFORM_WIN32) #if defined(AURORA_PLATFORM_WIN32)
Win32DropSchedulerResolution(); Win32DropSchedulerResolution();
#endif #endif
@ -112,7 +112,12 @@ namespace Aurora::Threading
} }
else else
{ {
#if defined(WOA_SEMAPHORE_MODE)
this->semaphore->LockAbsNS(uEndTime);
#else
auto uTimeRemNS = uEndTime - uNow;
this->variable.WaitForSignalNsEx(&this->mutex, uTimeRemNS); this->variable.WaitForSignalNsEx(&this->mutex, uTimeRemNS);
#endif
} }
uNow = AuTime::SteadyClockNS(); uNow = AuTime::SteadyClockNS();
@ -130,7 +135,11 @@ namespace Aurora::Threading
} }
else else
{ {
#if defined(WOA_SEMAPHORE_MODE)
this->semaphore->Lock();
#else
this->variable.WaitForSignalNsEx(&this->mutex, 0); this->variable.WaitForSignalNsEx(&this->mutex, 0);
#endif
} }
} }
@ -147,7 +156,11 @@ namespace Aurora::Threading
return false; return false;
} }
#if defined(WOA_SEMAPHORE_MODE)
this->semaphore->Unlock(1);
#else
this->variable.Signal(); this->variable.Signal();
#endif
return true; return true;
} }
@ -262,10 +275,12 @@ namespace Aurora::Threading
decltype(pCurrentHead) pLast {}; decltype(pCurrentHead) pLast {};
while (pCurrentHead) while (pCurrentHead)
{ {
#if !defined(WOA_SEMAPHORE_MODE)
// Insertion barrier // Insertion barrier
{ {
AU_LOCK_GUARD(pCurrentHead->mutex); AU_LOCK_GUARD(pCurrentHead->mutex);
} }
#endif
auto [bCont, bRemove] = callback(*pCurrentHead); auto [bCont, bRemove] = callback(*pCurrentHead);

11
Source/Threading/AuWakeOnAddress.hpp
View File

@ -47,8 +47,19 @@ namespace Aurora::Threading
WaitEntry *pBefore {}; WaitEntry *pBefore {};
// synch // synch
#if defined(WOA_SEMAPHORE_MODE)
#if defined(WOA_SEMAPHORE_SEMAPHORE)
// PORT: MacOS (?)
WOA_SEMAPHORE_SEMAPHORE semaphore;
#else
// Testing:
Primitives::Semaphore semaphore;
#endif
#else
// Recommended (we can better filter spurious wakes for the cost of a barrier on signal):
Primitives::ConditionMutexInternal mutex; // mutex ctor must come before var Primitives::ConditionMutexInternal mutex; // mutex ctor must come before var
Primitives::ConditionVariableInternal variable; // ...and something all 2007+ micro and monolithic kernels should have to yield for an event Primitives::ConditionVariableInternal variable; // ...and something all 2007+ micro and monolithic kernels should have to yield for an event
#endif
// state // state
const void *pAddress {}; const void *pAddress {};